URL:

https://github.com/rucaptcha/rucaptcha-bot/releases/download/win32-ia32-prod-v2.2.6/CaptchaBotRS.Setup.2.2.6.exe

Full analysis: https://app.any.run/tasks/a7a8cf98-b7d5-45bc-8469-7a14332fb343
Verdict: Malicious activity
Analysis date: June 01, 2024, 12:03:32
OS: Windows 7 Professional Service Pack 1 (build: 7601, 32 bit)
Indicators:
MD5:

4BFCA6B9652BB3068CCFD181B886D58C

SHA1:

A27C00A6BE023B2FEF52C5A06149D48ACBD417A9

SHA256:

B602C0C6C4FE4E9F4DB3AE810F39BC5CE9CB4AFC47F8EF78B22E5C1AB3867665

SSDEEP:

3:N8tEdnoRaEKATVRaEIRdkC2B+bj9EVILGL27jjn0C:2uGRyATVRwRd8MGLS0C

ANY.RUN is an interactive service which provides full access to the guest system. Information in this report could be distorted by user actions and is provided for user acknowledgement as it is. ANY.RUN does not guarantee maliciousness or safety of the content.

  • MALICIOUS

    • Drops the executable file immediately after the start

      • CaptchaBotRS.Setup.2.2.6.exe (PID: 2796)
      • Update.exe (PID: 2444)
      • CaptchaBotRS.Setup.2.2.6.exe (PID: 3448)
      • Update.exe (PID: 3432)

  • SUSPICIOUS

    • Executable content was dropped or overwritten

      • CaptchaBotRS.Setup.2.2.6.exe (PID: 2796)
      • CaptchaBotRS.Setup.2.2.6.exe (PID: 3448)
      • Update.exe (PID: 3432)
      • Update.exe (PID: 2444)

    • Reads security settings of Internet Explorer

      • Update.exe (PID: 2444)
      • Update.exe (PID: 3432)

    • Reads the Internet Settings

      • Update.exe (PID: 2444)
      • Update.exe (PID: 3432)

    • Searches for installed software

      • Update.exe (PID: 2444)
      • Update.exe (PID: 3432)

    • Reads settings of System Certificates

      • Update.exe (PID: 2444)
      • Update.exe (PID: 3432)

    • Creates a software uninstall entry

      • Update.exe (PID: 2444)
      • Update.exe (PID: 3432)

    • Process drops legitimate windows executable

      • Update.exe (PID: 3432)
      • Update.exe (PID: 2444)

  • INFO

    • Application launched itself

      • msedge.exe (PID: 4000)

    • Executable content was dropped or overwritten

      • msedge.exe (PID: 4000)

    • Checks supported languages

      • wmpnscfg.exe (PID: 444)
      • CaptchaBotRS.Setup.2.2.6.exe (PID: 2796)
      • CaptchaBotRS.Setup.2.2.6.exe (PID: 3280)
      • CaptchaBotRS.Setup.2.2.6.exe (PID: 3448)
      • Update.exe (PID: 3432)
      • Update.exe (PID: 2444)

    • Drops the executable file immediately after the start

      • msedge.exe (PID: 4000)

    • The process uses the downloaded file

      • msedge.exe (PID: 2808)
      • msedge.exe (PID: 4000)

    • Reads the computer name

      • Update.exe (PID: 2444)
      • wmpnscfg.exe (PID: 444)
      • CaptchaBotRS.Setup.2.2.6.exe (PID: 3280)
      • Update.exe (PID: 3432)

    • Reads the machine GUID from the registry

      • Update.exe (PID: 2444)
      • CaptchaBotRS.Setup.2.2.6.exe (PID: 3280)
      • Update.exe (PID: 3432)

    • Creates files or folders in the user directory

      • CaptchaBotRS.Setup.2.2.6.exe (PID: 2796)
      • CaptchaBotRS.Setup.2.2.6.exe (PID: 3448)
      • Update.exe (PID: 3432)
      • Update.exe (PID: 2444)

    • Manual execution by a user

      • wmpnscfg.exe (PID: 444)
      • CaptchaBotRS.Setup.2.2.6.exe (PID: 3280)
      • CaptchaBotRS.Setup.2.2.6.exe (PID: 3448)

    • Create files in a temporary directory

      • Update.exe (PID: 2444)
      • Update.exe (PID: 3432)

    • Reads Environment values

      • Update.exe (PID: 2444)
      • Update.exe (PID: 3432)

    • Reads the software policy settings

      • Update.exe (PID: 2444)
      • Update.exe (PID: 3432)

    • Disables trace logs

      • Update.exe (PID: 2444)
      • Update.exe (PID: 3432)
Find more information about signature artifacts and mapping to MITRE ATT&CK™ MATRIX at the full report
No Malware configuration.
No data.
screenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshot
All screenshots are available in the full report
All screenshots are available in the full report
Total processes
66
Monitored processes
30
Malicious processes
5
Suspicious processes
0

Behavior graph

Click at the process to see the details
start msedge.exe msedge.exe no specs msedge.exe no specs msedge.exe msedge.exe no specs msedge.exe no specs msedge.exe no specs msedge.exe no specs msedge.exe no specs msedge.exe no specs msedge.exe no specs msedge.exe no specs wmpnscfg.exe no specs msedge.exe no specs msedge.exe no specs msedge.exe no specs msedge.exe no specs msedge.exe no specs msedge.exe no specs msedge.exe no specs msedge.exe no specs captchabotrs.setup.2.2.6.exe update.exe captchabotrs.exe no specs captchabotrs.exe no specs captchabotrs.setup.2.2.6.exe captchabotrs.setup.2.2.6.exe update.exe captchabotrs.exe no specs captchabotrs.exe no specs

Process information

PID
CMD
Path
Indicators
Parent process
116"C:\Program Files\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=storage.mojom.StorageService --lang=en-US --service-sandbox-type=service --mojo-platform-channel-handle=1628 --field-trial-handle=1296,i,12563438504894062406,7155727255082959443,131072 /prefetch:8C:\Program Files\Microsoft\Edge\Application\msedge.exe—msedge.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
LOW
Description:
Microsoft Edge
Version:
109.0.1518.115
Modules
Images
c:\program files\microsoft\edge\application\msedge.exe
c:\windows\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\program files\microsoft\edge\application\109.0.1518.115\msedge_elf.dll
c:\windows\system32\api-ms-win-core-synch-l1-2-0.dll
c:\windows\system32\advapi32.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\sechost.dll
c:\windows\system32\rpcrt4.dll
324"C:\Program Files\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=unzip.mojom.Unzipper --lang=en-US --service-sandbox-type=service --mojo-platform-channel-handle=4240 --field-trial-handle=1296,i,12563438504894062406,7155727255082959443,131072 /prefetch:8C:\Program Files\Microsoft\Edge\Application\msedge.exe—msedge.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
LOW
Description:
Microsoft Edge
Exit code:
0
Version:
109.0.1518.115
Modules
Images
c:\program files\microsoft\edge\application\msedge.exe
c:\windows\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\program files\microsoft\edge\application\109.0.1518.115\msedge_elf.dll
c:\windows\system32\api-ms-win-core-synch-l1-2-0.dll
c:\windows\system32\advapi32.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\sechost.dll
c:\windows\system32\rpcrt4.dll
444"C:\Program Files\Windows Media Player\wmpnscfg.exe"C:\Program Files\Windows Media Player\wmpnscfg.exe—explorer.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
MEDIUM
Description:
Windows Media Player Network Sharing Service Configuration Application
Exit code:
0
Version:
12.0.7600.16385 (win7_rtm.090713-1255)
Modules
Images
c:\program files\windows media player\wmpnscfg.exe
c:\windows\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\advapi32.dll
c:\windows\system32\sechost.dll
c:\windows\system32\rpcrt4.dll
1060"C:\Program Files\Microsoft\Edge\Application\msedge.exe" --type=renderer --first-renderer-process --lang=en-US --js-flags=--ms-user-locale= --device-scale-factor=1 --num-raster-threads=2 --enable-main-frame-before-activation --renderer-client-id=6 --mojo-platform-channel-handle=2216 --field-trial-handle=1296,i,12563438504894062406,7155727255082959443,131072 /prefetch:1C:\Program Files\Microsoft\Edge\Application\msedge.exe—msedge.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
LOW
Description:
Microsoft Edge
Exit code:
0
Version:
109.0.1518.115
Modules
Images
c:\program files\microsoft\edge\application\msedge.exe
c:\windows\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\program files\microsoft\edge\application\109.0.1518.115\msedge_elf.dll
c:\windows\system32\api-ms-win-core-synch-l1-2-0.dll
c:\windows\system32\advapi32.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\sechost.dll
c:\windows\system32\rpcrt4.dll
1380"C:\Program Files\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=unzip.mojom.Unzipper --lang=en-US --service-sandbox-type=service --mojo-platform-channel-handle=4212 --field-trial-handle=1296,i,12563438504894062406,7155727255082959443,131072 /prefetch:8C:\Program Files\Microsoft\Edge\Application\msedge.exe—msedge.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
LOW
Description:
Microsoft Edge
Exit code:
0
Version:
109.0.1518.115
Modules
Images
c:\program files\microsoft\edge\application\msedge.exe
c:\windows\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\program files\microsoft\edge\application\109.0.1518.115\msedge_elf.dll
c:\windows\system32\api-ms-win-core-synch-l1-2-0.dll
c:\windows\system32\advapi32.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\sechost.dll
c:\windows\system32\rpcrt4.dll
1488"C:\Program Files\Microsoft\Edge\Application\msedge.exe" --type=renderer --lang=en-US --js-flags=--ms-user-locale= --device-scale-factor=1 --num-raster-threads=2 --enable-main-frame-before-activation --renderer-client-id=5 --mojo-platform-channel-handle=2244 --field-trial-handle=1296,i,12563438504894062406,7155727255082959443,131072 /prefetch:1C:\Program Files\Microsoft\Edge\Application\msedge.exe—msedge.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
LOW
Description:
Microsoft Edge
Version:
109.0.1518.115
Modules
Images
c:\program files\microsoft\edge\application\msedge.exe
c:\windows\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\program files\microsoft\edge\application\109.0.1518.115\msedge_elf.dll
c:\windows\system32\api-ms-win-core-synch-l1-2-0.dll
c:\windows\system32\advapi32.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\sechost.dll
c:\windows\system32\rpcrt4.dll
1596"C:\Program Files\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=data_decoder.mojom.DataDecoderService --lang=en-US --service-sandbox-type=service --mojo-platform-channel-handle=3624 --field-trial-handle=1296,i,12563438504894062406,7155727255082959443,131072 /prefetch:8C:\Program Files\Microsoft\Edge\Application\msedge.exe—msedge.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
LOW
Description:
Microsoft Edge
Exit code:
0
Version:
109.0.1518.115
Modules
Images
c:\program files\microsoft\edge\application\msedge.exe
c:\windows\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\program files\microsoft\edge\application\109.0.1518.115\msedge_elf.dll
c:\windows\system32\api-ms-win-core-synch-l1-2-0.dll
c:\windows\system32\advapi32.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\sechost.dll
c:\windows\system32\rpcrt4.dll
1640"C:\Program Files\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --gpu-preferences=UAAAAAAAAADgAAAYAAAAAAAAAAAAAAAAAABgAAAAAAAwAAAAAAAAAAAAAAAQAAAAAAAAAAAAAAAAAAAAAAAAAEgAAAAAAAAASAAAAAAAAAAYAAAAAgAAABAAAAAAAAAAGAAAAAAAAAAQAAAAAAAAAAAAAAAOAAAAEAAAAAAAAAABAAAADgAAAAgAAAAAAAAACAAAAAAAAAA= --use-gl=angle --use-angle=swiftshader-webgl --mojo-platform-channel-handle=1532 --field-trial-handle=1296,i,12563438504894062406,7155727255082959443,131072 /prefetch:2C:\Program Files\Microsoft\Edge\Application\msedge.exe—msedge.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
LOW
Description:
Microsoft Edge
Version:
109.0.1518.115
Modules
Images
c:\program files\microsoft\edge\application\msedge.exe
c:\windows\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\program files\microsoft\edge\application\109.0.1518.115\msedge_elf.dll
c:\windows\system32\api-ms-win-core-synch-l1-2-0.dll
c:\windows\system32\advapi32.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\sechost.dll
c:\windows\system32\rpcrt4.dll
1696"C:\Program Files\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=data_decoder.mojom.DataDecoderService --lang=en-US --service-sandbox-type=service --mojo-platform-channel-handle=4360 --field-trial-handle=1296,i,12563438504894062406,7155727255082959443,131072 /prefetch:8C:\Program Files\Microsoft\Edge\Application\msedge.exe—msedge.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
LOW
Description:
Microsoft Edge
Exit code:
0
Version:
109.0.1518.115
Modules
Images
c:\program files\microsoft\edge\application\msedge.exe
c:\windows\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\program files\microsoft\edge\application\109.0.1518.115\msedge_elf.dll
c:\windows\system32\api-ms-win-core-synch-l1-2-0.dll
c:\windows\system32\advapi32.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\sechost.dll
c:\windows\system32\rpcrt4.dll
1936"C:\Program Files\Microsoft\Edge\Application\msedge.exe" --type=renderer --disable-gpu-compositing --lang=en-US --js-flags=--ms-user-locale= --device-scale-factor=1 --num-raster-threads=2 --enable-main-frame-before-activation --renderer-client-id=12 --mojo-platform-channel-handle=3820 --field-trial-handle=1296,i,12563438504894062406,7155727255082959443,131072 /prefetch:1C:\Program Files\Microsoft\Edge\Application\msedge.exe—msedge.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
LOW
Description:
Microsoft Edge
Version:
109.0.1518.115
Modules
Images
c:\program files\microsoft\edge\application\msedge.exe
c:\windows\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\program files\microsoft\edge\application\109.0.1518.115\msedge_elf.dll
c:\windows\system32\api-ms-win-core-synch-l1-2-0.dll
c:\windows\system32\advapi32.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\sechost.dll
c:\windows\system32\rpcrt4.dll
Total events
27 064
Read events
26 888
Write events
164
Delete events
12

Modification events

(PID) Process:(4000) msedge.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Edge\BLBeacon
Operation:writeName:failed_count
Value:
0
(PID) Process:(4000) msedge.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Edge\BLBeacon
Operation:writeName:state
Value:
2
(PID) Process:(4000) msedge.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Edge\ThirdParty
Operation:writeName:StatusCodes
Value:
(PID) Process:(4000) msedge.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Edge\ThirdParty
Operation:writeName:StatusCodes
Value:
01000000
(PID) Process:(4000) msedge.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Edge\BLBeacon
Operation:writeName:state
Value:
1
(PID) Process:(4000) msedge.exeKey:HKEY_CURRENT_USER\Software\Microsoft\EdgeUpdate\ClientState\{56EB18F8-B008-4CBD-B6D2-8C97FE7E9062}
Operation:writeName:dr
Value:
1
(PID) Process:(4000) msedge.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Edge\StabilityMetrics
Operation:writeName:user_experience_metrics.stability.exited_cleanly
Value:
0
(PID) Process:(4000) msedge.exeKey:HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\EdgeUpdate\ClientStateMedium\{56EB18F8-B008-4CBD-B6D2-8C97FE7E9062}\LastWasDefault
Operation:writeName:S-1-5-21-1302019708-1500728564-335382590-1000
Value:
51B98F2C69782F00
(PID) Process:(4000) msedge.exeKey:HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\EdgeUpdate\ClientStateMedium\{56EB18F8-B008-4CBD-B6D2-8C97FE7E9062}\FirstNotDefault
Operation:delete valueName:S-1-5-21-1302019708-1500728564-335382590-1000
Value:
(PID) Process:(4000) msedge.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Edge
Operation:writeName:UsageStatsInSample
Value:
1
Executable files
22
Suspicious files
192
Text files
66
Unknown types
11

Dropped files

PID
Process
Filename
Type
4000msedge.exeC:\Users\admin\AppData\Local\Microsoft\Edge\User Data\Default\commerce_subscription_db\LOG.old~RF103308.TMP —
MD5:—
SHA256:—
4000msedge.exeC:\Users\admin\AppData\Local\Microsoft\Edge\User Data\Default\commerce_subscription_db\LOG.old —
MD5:—
SHA256:—
4000msedge.exeC:\Users\admin\AppData\Local\Microsoft\Edge\User Data\Default\EdgePushStorageWithConnectTokenAndKey\LOG.old~RF103347.TMP —
MD5:—
SHA256:—
4000msedge.exeC:\Users\admin\AppData\Local\Microsoft\Edge\User Data\Default\EdgePushStorageWithConnectTokenAndKey\LOG.old —
MD5:—
SHA256:—
4000msedge.exeC:\Users\admin\AppData\Local\Microsoft\Edge\User Data\Default\LOG.old~RF1033d3.TMP —
MD5:—
SHA256:—
4000msedge.exeC:\Users\admin\AppData\Local\Microsoft\Edge\User Data\Default\LOG.old —
MD5:—
SHA256:—
4024msedge.exeC:\Users\admin\AppData\Local\Microsoft\Edge\User Data\CrashpadMetrics.pmabinary
MD5:C612E96CBFAC63232FC2062E15600FB1
SHA256:DB3C05D5EC0B6719A73E7F0BE84BCE9342772DA70567E7CE08CF6573480B38FF
4000msedge.exeC:\Users\admin\AppData\Local\Microsoft\Edge\User Data\Local State~RF10327c.TMPbinary
MD5:6EB6B80193BBD69C1814A257B64541C3
SHA256:C241C44AE5D29F84DEBE35F27D4C419DA1EDCE86399E9F55940EE8250286B86A
4000msedge.exeC:\Users\admin\AppData\Local\Microsoft\Edge\User Data\Default\Site Characteristics Database\LOG.old~RF103318.TMPtext
MD5:72265FBF816F9AAE473C0CEB421DE724
SHA256:C549BD4A176A3744A5D91391D311E28F0503BB69213E38835A1CB213038D938C
4000msedge.exeC:\Users\admin\AppData\Local\Microsoft\Edge\User Data\Crashpad\settings.datbinary
MD5:A6EBC0D32A7B9304824D19DB63B4E37A
SHA256:E991057C2B1718A151C5FD06E1C153F57130D195454A1F94C8C4C20971697093
Download PCAP, analyze network streams, HTTP content and a lot more at the full report
HTTP(S) requests
0
TCP/UDP connections
19
DNS requests
19
Threats
0

HTTP requests

No HTTP requests
Download PCAP, analyze network streams, HTTP content and a lot more at the full report

Connections

PID
Process
IP
Domain
ASN
CN
Reputation
4
System
192.168.100.255:138
—
—
—
whitelisted
4
System
192.168.100.255:137
—
—
—
whitelisted
1088
svchost.exe
224.0.0.252:5355
—
—
—
unknown
2028
msedge.exe
140.82.121.4:443
github.com
GITHUB
US
unknown
4000
msedge.exe
239.255.255.250:1900
—
—
—
unknown
2028
msedge.exe
13.107.42.16:443
config.edge.skype.com
MICROSOFT-CORP-MSN-AS-BLOCK
US
whitelisted
2028
msedge.exe
204.79.197.239:443
edge.microsoft.com
MICROSOFT-CORP-MSN-AS-BLOCK
US
unknown
2028
msedge.exe
185.199.109.133:443
objects.githubusercontent.com
FASTLY
US
unknown
2028
msedge.exe
2.19.126.151:443
msedgeextensions.sf.tlu.dl.delivery.mp.microsoft.com
Akamai International B.V.
DE
unknown
2028
msedge.exe
13.107.21.239:443
edge.microsoft.com
MICROSOFT-CORP-MSN-AS-BLOCK
US
unknown

DNS requests

Domain
IP
Reputation
github.com
  • 140.82.121.4
shared
config.edge.skype.com
  • 13.107.42.16
whitelisted
edge.microsoft.com
  • 204.79.197.239
  • 13.107.21.239
whitelisted
objects.githubusercontent.com
  • 185.199.109.133
  • 185.199.110.133
  • 185.199.111.133
  • 185.199.108.133
shared
msedgeextensions.sf.tlu.dl.delivery.mp.microsoft.com
  • 2.19.126.151
  • 2.19.126.157
whitelisted
www.bing.com
  • 2.23.209.187
  • 2.23.209.140
  • 2.23.209.179
  • 2.23.209.133
  • 2.23.209.189
  • 2.23.209.185
  • 2.23.209.130
  • 2.23.209.149
  • 2.23.209.182
  • 2.23.209.161
whitelisted
self.events.data.microsoft.com
  • 51.105.71.136
whitelisted
raw.githubusercontent.com
  • 185.199.108.133
  • 185.199.109.133
  • 185.199.110.133
  • 185.199.111.133
shared

Threats

No threats detected
No debug info
Interactive malware hunting service ANY.RUN
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ANY.RUN
Reports
https://github.com/rucaptcha/rucaptcha-bot/releases/download/win32-ia32-prod-v2.2.6/CaptchaBotRS.Setup.2.2.6.exe