URL:

https://github.com/Prowindows62/GemGenerator-Ransomware/blob/main/WindowsFan9600@Trojan.Ransom.GemGenerator.AB.exe?raw=true

Full analysis: https://app.any.run/tasks/729403cb-9381-43af-af00-ba170b3dabf8
Verdict: Malicious activity
Analysis date: March 25, 2021, 21:06:30
OS: Windows 7 Professional Service Pack 1 (build: 7601, 32 bit)
Indicators:
MD5:

0CF59107B5281F04E5CA10CEE71FE11B

SHA1:

401E14350F733C9905B9F4CF5C242BB1F6F22BE7

SHA256:

E3AFA4F317E70DB06DA86A5F1A00D902A3090FDAB61C444DA403CFA903581AF9

SSDEEP:

3:N8tEdfMAZeIiALtTnhcTER9KSEV31KFt3NL4srH:2udMAZeIiutz6s9KSEnKj3NL4srH

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

    • Application was dropped or rewritten from another process

      • WindowsFan9600@Trojan.Ransom.GemGenerator.AB.exe (PID: 3352)
      • GemGenerator.exe (PID: 3928)
      • WindowsFan9600@Trojan.Ransom.GemGenerator.AB.exe (PID: 1764)

    • Drops executable file immediately after starts

      • WindowsFan9600@Trojan.Ransom.GemGenerator.AB.exe (PID: 3352)
      • cmd.exe (PID: 1404)

    • Runs PING.EXE for delay simulation

      • cmd.exe (PID: 1404)

    • Changes Image File Execution Options

      • reg.exe (PID: 1360)
      • reg.exe (PID: 1736)
      • reg.exe (PID: 1916)
      • reg.exe (PID: 2236)
      • reg.exe (PID: 1720)
      • reg.exe (PID: 3188)
      • reg.exe (PID: 3004)
      • reg.exe (PID: 1924)
      • reg.exe (PID: 2588)
      • reg.exe (PID: 2648)
      • reg.exe (PID: 3480)

    • Changes the autorun value in the registry

      • reg.exe (PID: 2696)
      • reg.exe (PID: 3504)

    • Renames files like Ransomware

      • cmd.exe (PID: 1404)

  • SUSPICIOUS

    • Drops a file with a compile date too recent

      • WindowsFan9600@Trojan.Ransom.GemGenerator.AB.exe (PID: 3352)
      • cmd.exe (PID: 1404)

    • Drops a file with too old compile date

      • WindowsFan9600@Trojan.Ransom.GemGenerator.AB.exe (PID: 3352)
      • cmd.exe (PID: 1404)

    • Creates files in the Windows directory

      • cmd.exe (PID: 1404)

    • Executable content was dropped or overwritten

      • cmd.exe (PID: 1404)
      • chrome.exe (PID: 2384)
      • WindowsFan9600@Trojan.Ransom.GemGenerator.AB.exe (PID: 3352)

    • Uses REG.EXE to modify Windows registry

      • cmd.exe (PID: 1404)

    • Starts CMD.EXE for commands execution

      • WindowsFan9600@Trojan.Ransom.GemGenerator.AB.exe (PID: 3352)

  • INFO

    • Reads the hosts file

      • chrome.exe (PID: 2384)
      • chrome.exe (PID: 3924)

    • Application launched itself

      • chrome.exe (PID: 2384)
Find more information about signature artifacts and mapping to MITRE ATT&CK™ MATRIX at the full report
No Malware configuration.
No data.
screenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshot
All screenshots are available in the full report
All screenshots are available in the full report
Total processes
77
Monitored processes
33
Malicious processes
4
Suspicious processes
11

Behavior graph

Click at the process to see the details
drop and start drop and start start drop and start chrome.exe chrome.exe no specs chrome.exe no specs chrome.exe no specs chrome.exe chrome.exe no specs chrome.exe no specs chrome.exe no specs chrome.exe no specs chrome.exe no specs chrome.exe no specs chrome.exe no specs windowsfan9600@trojan.ransom.gemgenerator.ab.exe no specs windowsfan9600@trojan.ransom.gemgenerator.ab.exe cmd.exe gemgenerator.exe no specs ping.exe no specs reg.exe no specs reg.exe no specs reg.exe reg.exe reg.exe reg.exe reg.exe reg.exe reg.exe reg.exe reg.exe reg.exe reg.exe reg.exe reg.exe shutdown.exe no specs

Process information

PID
CMD
Path
Indicators
Parent process
956"C:\Program Files\Google\Chrome\Application\chrome.exe" --type=watcher --main-thread-id=2548 --on-initialized-event-handle=316 --parent-handle=320 /prefetch:6C:\Program Files\Google\Chrome\Application\chrome.exe—chrome.exe
User:
admin
Company:
Google LLC
Integrity Level:
MEDIUM
Description:
Google Chrome
Exit code:
0
Version:
75.0.3770.100
Modules
Images
c:\program files\google\chrome\application\chrome.exe
c:\systemroot\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\program files\google\chrome\application\75.0.3770.100\chrome_elf.dll
c:\windows\system32\version.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\shell32.dll
c:\windows\system32\shlwapi.dll
c:\windows\system32\gdi32.dll
1360REG ADD "HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\regedit.exe" /v Debugger /t REG_SZ /d "C:\WINDOWS\Uninstaller.exe" /fC:\Windows\system32\reg.exe
cmd.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
HIGH
Description:
Registry Console Tool
Exit code:
0
Version:
6.1.7600.16385 (win7_rtm.090713-1255)
Modules
Images
c:\windows\system32\reg.exe
c:\systemroot\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\advapi32.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\sechost.dll
c:\windows\system32\rpcrt4.dll
c:\windows\system32\user32.dll
c:\windows\system32\gdi32.dll
1404"C:\Windows\system32\cmd.exe" /c "C:\Users\admin\AppData\Local\Temp\89AE.tmp\89AF.tmp\89B0.bat C:\Users\admin\Downloads\WindowsFan9600@Trojan.Ransom.GemGenerator.AB.exe"C:\Windows\system32\cmd.exe
WindowsFan9600@Trojan.Ransom.GemGenerator.AB.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
HIGH
Description:
Windows Command Processor
Exit code:
0
Version:
6.1.7601.17514 (win7sp1_rtm.101119-1850)
Modules
Images
c:\windows\system32\cmd.exe
c:\systemroot\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\winbrand.dll
c:\windows\system32\user32.dll
c:\windows\system32\gdi32.dll
c:\windows\system32\lpk.dll
c:\windows\system32\usp10.dll
1416"C:\Program Files\Google\Chrome\Application\chrome.exe" --type=gpu-process --field-trial-handle=1052,10082183291116629357,12427503547483685030,131072 --enable-features=PasswordImport --gpu-preferences=KAAAAAAAAADgACAgAQAAAAAAAAAAAGAAAAAAAAAAAAAIAAAAAAAAACgAAAAEAAAAIAAAAAAAAAAoAAAAAAAAADAAAAAAAAAAOAAAAAAAAAAQAAAAAAAAAAAAAAAFAAAAEAAAAAAAAAAAAAAABgAAABAAAAAAAAAAAQAAAAUAAAAQAAAAAAAAAAEAAAAGAAAA --service-request-channel-token=7289912988889129690 --mojo-platform-channel-handle=1004 --ignored=" --type=renderer " /prefetch:2C:\Program Files\Google\Chrome\Application\chrome.exe—chrome.exe
User:
admin
Company:
Google LLC
Integrity Level:
LOW
Description:
Google Chrome
Exit code:
0
Version:
75.0.3770.100
Modules
Images
c:\program files\google\chrome\application\chrome.exe
c:\systemroot\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\program files\google\chrome\application\75.0.3770.100\chrome_elf.dll
c:\windows\system32\version.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\shell32.dll
c:\windows\system32\shlwapi.dll
c:\windows\system32\gdi32.dll
1696"C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --field-trial-handle=1052,10082183291116629357,12427503547483685030,131072 --enable-features=PasswordImport --lang=en-US --enable-offline-auto-reload --enable-offline-auto-reload-visible-only --device-scale-factor=1 --num-raster-threads=2 --enable-main-frame-before-activation --service-request-channel-token=16703808467849233488 --renderer-client-id=5 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=2180 /prefetch:1C:\Program Files\Google\Chrome\Application\chrome.exe—chrome.exe
User:
admin
Company:
Google LLC
Integrity Level:
LOW
Description:
Google Chrome
Exit code:
0
Version:
75.0.3770.100
Modules
Images
c:\program files\google\chrome\application\chrome.exe
c:\systemroot\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\program files\google\chrome\application\75.0.3770.100\chrome_elf.dll
c:\windows\system32\version.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\shell32.dll
c:\windows\system32\shlwapi.dll
c:\windows\system32\gdi32.dll
1720REG ADD "HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\taskmgr.exe" /v Debugger /t REG_SZ /d "C:\WINDOWS\Uninstaller.exe" /fC:\Windows\system32\reg.exe
cmd.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
HIGH
Description:
Registry Console Tool
Exit code:
0
Version:
6.1.7600.16385 (win7_rtm.090713-1255)
Modules
Images
c:\windows\system32\reg.exe
c:\systemroot\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
c:\windows\system32\user32.dll
c:\windows\system32\gdi32.dll
1736REG ADD "HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\msconfig.exe" /v Debugger /t REG_SZ /d "C:\WINDOWS\Uninstaller.exe" /fC:\Windows\system32\reg.exe
cmd.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
HIGH
Description:
Registry Console Tool
Exit code:
0
Version:
6.1.7600.16385 (win7_rtm.090713-1255)
Modules
Images
c:\windows\system32\reg.exe
c:\systemroot\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\advapi32.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\sechost.dll
c:\windows\system32\rpcrt4.dll
c:\windows\system32\user32.dll
c:\windows\system32\gdi32.dll
1740"C:\Program Files\Google\Chrome\Application\chrome.exe" --type=gpu-process --field-trial-handle=1052,10082183291116629357,12427503547483685030,131072 --enable-features=PasswordImport --disable-gpu-sandbox --use-gl=disabled --gpu-preferences=KAAAAAAAAADgACAgAQAAAAAAAAAAAGAAAAAAAAAAAAAIAAAAAAAAACgAAAAEAAAAIAAAAAAAAAAoAAAAAAAAADAAAAAAAAAAOAAAAAAAAAAQAAAAAAAAAAAAAAAFAAAAEAAAAAAAAAAAAAAABgAAABAAAAAAAAAAAQAAAAUAAAAQAAAAAAAAAAEAAAAGAAAA --service-request-channel-token=4363827131234887478 --mojo-platform-channel-handle=3408 /prefetch:2C:\Program Files\Google\Chrome\Application\chrome.exe—chrome.exe
User:
admin
Company:
Google LLC
Integrity Level:
MEDIUM
Description:
Google Chrome
Exit code:
0
Version:
75.0.3770.100
Modules
Images
c:\program files\google\chrome\application\chrome.exe
c:\systemroot\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\program files\google\chrome\application\75.0.3770.100\chrome_elf.dll
c:\windows\system32\version.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\shell32.dll
c:\windows\system32\shlwapi.dll
c:\windows\system32\gdi32.dll
1764"C:\Users\admin\Downloads\WindowsFan9600@Trojan.Ransom.GemGenerator.AB.exe" C:\Users\admin\Downloads\WindowsFan9600@Trojan.Ransom.GemGenerator.AB.exe—chrome.exe
User:
admin
Integrity Level:
MEDIUM
Exit code:
3221226540
Modules
Images
c:\users\admin\downloads\windowsfan9600@trojan.ransom.gemgenerator.ab.exe
c:\systemroot\system32\ntdll.dll
1916REG ADD "HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\iexplore.exe" /v Debugger /t REG_SZ /d "C:\WINDOWS\Uninstaller.exe" /fC:\Windows\system32\reg.exe
cmd.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
HIGH
Description:
Registry Console Tool
Exit code:
0
Version:
6.1.7600.16385 (win7_rtm.090713-1255)
Modules
Images
c:\windows\system32\reg.exe
c:\systemroot\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\advapi32.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\sechost.dll
c:\windows\system32\rpcrt4.dll
c:\windows\system32\user32.dll
c:\windows\system32\gdi32.dll
Total events
991
Read events
911
Write events
77
Delete events
3

Modification events

(PID) Process:(956) chrome.exeKey:HKEY_CURRENT_USER\Software\Google\Chrome\BrowserExitCodes
Operation:writeName:2384-13261180007800750
Value:
259
(PID) Process:(2384) chrome.exeKey:HKEY_CURRENT_USER\Software\Google\Chrome\BLBeacon
Operation:writeName:failed_count
Value:
0
(PID) Process:(2384) chrome.exeKey:HKEY_CURRENT_USER\Software\Google\Chrome\BLBeacon
Operation:writeName:state
Value:
2
(PID) Process:(2384) chrome.exeKey:HKEY_CURRENT_USER\Software\Google\Chrome\ThirdParty
Operation:writeName:StatusCodes
Value:
(PID) Process:(2384) chrome.exeKey:HKEY_CURRENT_USER\Software\Google\Chrome\ThirdParty
Operation:writeName:StatusCodes
Value:
01000000
(PID) Process:(2384) chrome.exeKey:HKEY_CURRENT_USER\Software\Google\Chrome\BLBeacon
Operation:writeName:state
Value:
1
(PID) Process:(2384) chrome.exeKey:HKEY_CURRENT_USER\Software\Google\Update\ClientState\{8A69D345-D564-463c-AFF1-A69D9E530F96}
Operation:writeName:dr
Value:
1
(PID) Process:(2384) chrome.exeKey:HKEY_CURRENT_USER\Software\Google\Chrome
Operation:writeName:UsageStatsInSample
Value:
0
(PID) Process:(2384) chrome.exeKey:HKEY_CURRENT_USER\Software\Google\Chrome\BrowserExitCodes
Operation:delete valueName:3252-13245750958665039
Value:
0
(PID) Process:(2384) chrome.exeKey:HKEY_LOCAL_MACHINE\SOFTWARE\Google\Update\ClientStateMedium\{8A69D345-D564-463C-AFF1-A69D9E530F96}
Operation:writeName:usagestats
Value:
0
Executable files
13
Suspicious files
18
Text files
116
Unknown types
5

Dropped files

PID
Process
Filename
Type
2384chrome.exeC:\Users\admin\AppData\Local\Google\Chrome\User Data\BrowserMetrics\BrowserMetrics-605CFB68-950.pma —
MD5:—
SHA256:—
2384chrome.exeC:\Users\admin\AppData\Local\Google\Chrome\User Data\Default\746eb660-e2e4-4a32-9da8-815a051ab22f.tmp —
MD5:—
SHA256:—
2384chrome.exeC:\Users\admin\AppData\Local\Google\Chrome\User Data\Default\data_reduction_proxy_leveldb\000048.dbtmp —
MD5:—
SHA256:—
2384chrome.exeC:\Users\admin\AppData\Local\Google\Chrome\User Data\Default\data_reduction_proxy_leveldb\LOG.oldtext
MD5:—
SHA256:—
2384chrome.exeC:\Users\admin\AppData\Local\Google\Chrome\User Data\Default\data_reduction_proxy_leveldb\LOG.old~RFd8daa.TMPtext
MD5:—
SHA256:—
2384chrome.exeC:\Users\admin\AppData\Local\Google\Chrome\User Data\Default\Feature Engagement Tracker\AvailabilityDB\LOG.oldtext
MD5:—
SHA256:—
2384chrome.exeC:\Users\admin\AppData\Local\Google\Chrome\User Data\Default\Site Characteristics Database\LOG.old~RFd8d9a.TMPtext
MD5:—
SHA256:—
2384chrome.exeC:\Users\admin\AppData\Local\Google\Chrome\User Data\Default\Last Tabsbinary
MD5:—
SHA256:—
2384chrome.exeC:\Users\admin\AppData\Local\Google\Chrome\User Data\Default\shared_proto_db\LOG.old —
MD5:—
SHA256:—
2384chrome.exeC:\Users\admin\AppData\Local\Google\Chrome\User Data\Default\shared_proto_db\LOG.old~RFd8f9e.TMP —
MD5:—
SHA256:—
Download PCAP, analyze network streams, HTTP content and a lot more at the full report
HTTP(S) requests
0
TCP/UDP connections
11
DNS requests
7
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
3924
chrome.exe
142.250.185.109:443
accounts.google.com
Google Inc.
US
suspicious
3924
chrome.exe
185.199.111.133:443
raw.githubusercontent.com
GitHub, Inc.
NL
suspicious
3924
chrome.exe
140.82.121.3:443
github.com
—
US
suspicious
3924
chrome.exe
172.217.20.3:443
ssl.gstatic.com
Google Inc.
US
whitelisted
3924
chrome.exe
216.58.214.206:443
sb-ssl.google.com
Google Inc.
US
whitelisted
3924
chrome.exe
142.250.185.78:443
safebrowsing.google.com
Google Inc.
US
whitelisted

DNS requests

Domain
IP
Reputation
github.com
  • 140.82.121.3
malicious
accounts.google.com
  • 142.250.185.109
shared
raw.githubusercontent.com
  • 185.199.111.133
  • 185.199.110.133
  • 185.199.108.133
  • 185.199.109.133
shared
sb-ssl.google.com
  • 216.58.214.206
whitelisted
ssl.gstatic.com
  • 172.217.20.3
whitelisted
safebrowsing.google.com
  • 142.250.185.78
whitelisted

Threats

No threats detected
No debug info
Interactive malware hunting service ANY.RUN
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Reports
https://github.com/Prowindows62/GemGenerator-Ransomware/blob/main/WindowsFan9600@Trojan.Ransom.GemGenerator.AB.exe?raw=true