File name:

undetek-v4.2.exe

Full analysis: https://app.any.run/tasks/de09552e-9270-4636-bbfd-5efbcebaa218
Verdict: Malicious activity
Analysis date: December 19, 2023, 16:52:45
OS: Windows 7 Professional Service Pack 1 (build: 7601, 32 bit)
Indicators:
MIME: application/x-dosexec
File info: PE32 executable (console) Intel 80386, for MS Windows
MD5:

7FE7996F652917987CDE34FC3D3B60FE

SHA1:

D73286EE20EB87098AA373139682167788823815

SHA256:

23521584F8BCCA745E817E9AC8D48C26F0338B14E9F7DD2961C983D56DD8F3F6

SSDEEP:

3072:yqC2/mWfiBC6wTBkpcmSENKyoJL8xQ1E+rLnL2n2lcC:5pKcmSEw3Ku

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

      • SteamSetup.exe (PID: 1696)
      • steamservice.exe (PID: 316)

  • SUSPICIOUS

    • The process creates files with name similar to system file names

      • SteamSetup.exe (PID: 1696)

    • Malware-specific behavior (creating "System.dll" in Temp)

      • SteamSetup.exe (PID: 1696)

    • Reads the Internet Settings

      • Steam.exe (PID: 2732)

    • Starts application with an unusual extension

      • SteamSetup.exe (PID: 1696)

  • INFO

    • Checks supported languages

      • undetek-v4.2.exe (PID: 128)
      • SteamSetup.exe (PID: 1696)
      • Steam.exe (PID: 2732)
      • nsC300.tmp (PID: 1308)
      • steamservice.exe (PID: 316)

    • Manual execution by a user

      • chrome.exe (PID: 1056)
      • explorer.exe (PID: 3328)
      • SteamSetup.exe (PID: 3844)
      • SteamSetup.exe (PID: 1696)
      • Steam.exe (PID: 2732)

    • Drops the executable file immediately after the start

      • chrome.exe (PID: 1056)
      • chrome.exe (PID: 1588)

    • The process uses the downloaded file

      • chrome.exe (PID: 3256)

    • Application launched itself

      • chrome.exe (PID: 1056)

    • Reads the computer name

      • SteamSetup.exe (PID: 1696)
      • Steam.exe (PID: 2732)
      • steamservice.exe (PID: 316)

    • Create files in a temporary directory

      • SteamSetup.exe (PID: 1696)

    • Creates files in the program directory

      • steamservice.exe (PID: 316)
      • Steam.exe (PID: 2732)
      • SteamSetup.exe (PID: 1696)

    • Reads the machine GUID from the registry

      • SteamSetup.exe (PID: 1696)

    • Reads CPU info

      • Steam.exe (PID: 2732)
Find more information about signature artifacts and mapping to MITRE ATT&CK™ MATRIX at the full report
No Malware configuration.

TRiD

.exe | Win64 Executable (generic) (64.6)
.dll | Win32 Dynamic Link Library (generic) (15.4)
.exe | Win32 Executable (generic) (10.5)
.exe | Generic Win/DOS Executable (4.6)
.exe | DOS Executable Generic (4.6)

EXIF

EXE

MachineType: Intel 386 or later, and compatibles
TimeStamp: 2023:12:14 13:40:00+01:00
ImageFileCharacteristics: Executable, 32-bit
PEType: PE32
LinkerVersion: 14.36
CodeSize: 27648
InitializedDataSize: 57344
UninitializedDataSize: -
EntryPoint: 0x6786
OSVersion: 6
ImageVersion: -
SubsystemVersion: 6
Subsystem: Windows command line
No data.
screenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshot
All screenshots are available in the full report
All screenshots are available in the full report
Total processes
73
Monitored processes
32
Malicious processes
1
Suspicious processes
0

Behavior graph

Click at the process to see the details
start undetek-v4.2.exe no specs chrome.exe 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 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 chrome.exe no specs chrome.exe no specs chrome.exe no specs chrome.exe no specs chrome.exe no specs explorer.exe no specs chrome.exe no specs chrome.exe no specs steamsetup.exe no specs steamsetup.exe nsc300.tmp no specs steamservice.exe no specs steam.exe

Process information

PID
CMD
Path
Indicators
Parent process
128"C:\Users\admin\AppData\Local\Temp\undetek-v4.2.exe" C:\Users\admin\AppData\Local\Temp\undetek-v4.2.exe—explorer.exe
User:
admin
Integrity Level:
MEDIUM
Exit code:
3221225786
Modules
Images
c:\users\admin\appdata\local\temp\undetek-v4.2.exe
c:\windows\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\user32.dll
c:\windows\system32\gdi32.dll
c:\windows\system32\lpk.dll
c:\windows\system32\usp10.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\msvcp140.dll
316"C:\Program Files\Steam\bin\steamservice.exe" /InstallC:\Program Files\Steam\bin\steamservice.exe—nsC300.tmp
User:
admin
Company:
Valve Corporation
Integrity Level:
HIGH
Description:
Steam Client Service
Exit code:
0
Version:
07.15.03.72
Modules
Images
c:\program files\steam\bin\steamservice.exe
c:\windows\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\user32.dll
c:\windows\system32\gdi32.dll
c:\windows\system32\lpk.dll
c:\windows\system32\usp10.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\advapi32.dll
848"C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --lang=en-US --device-scale-factor=1 --num-raster-threads=2 --enable-main-frame-before-activation --renderer-client-id=5 --mojo-platform-channel-handle=2132 --field-trial-handle=1100,i,13745021023643614765,13531103863842641785,131072 --disable-features=OptimizationGuideModelDownloading,OptimizationHints,OptimizationHintsFetching,OptimizationTargetPrediction /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:
109.0.5414.120
Modules
Images
c:\program files\google\chrome\application\chrome.exe
c:\windows\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\program files\google\chrome\application\109.0.5414.120\chrome_elf.dll
c:\windows\system32\version.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\api-ms-win-core-synch-l1-2-0.dll
c:\windows\system32\advapi32.dll
c:\windows\system32\sechost.dll
880"C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --disable-gpu-compositing --lang=en-US --device-scale-factor=1 --num-raster-threads=2 --enable-main-frame-before-activation --renderer-client-id=17 --mojo-platform-channel-handle=4044 --field-trial-handle=1100,i,13745021023643614765,13531103863842641785,131072 --disable-features=OptimizationGuideModelDownloading,OptimizationHints,OptimizationHintsFetching,OptimizationTargetPrediction /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:
109.0.5414.120
Modules
Images
c:\program files\google\chrome\application\chrome.exe
c:\windows\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\program files\google\chrome\application\109.0.5414.120\chrome_elf.dll
c:\windows\system32\version.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\api-ms-win-core-synch-l1-2-0.dll
c:\windows\system32\advapi32.dll
c:\windows\system32\sechost.dll
920"C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=chrome.mojom.UtilWin --lang=en-US --service-sandbox-type=none --disable-quic --mojo-platform-channel-handle=3760 --field-trial-handle=1100,i,13745021023643614765,13531103863842641785,131072 --disable-features=OptimizationGuideModelDownloading,OptimizationHints,OptimizationHintsFetching,OptimizationTargetPrediction /prefetch:8C:\Program Files\Google\Chrome\Application\chrome.exe—chrome.exe
User:
admin
Company:
Google LLC
Integrity Level:
MEDIUM
Description:
Google Chrome
Exit code:
0
Version:
109.0.5414.120
Modules
Images
c:\program files\google\chrome\application\chrome.exe
c:\windows\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\program files\google\chrome\application\109.0.5414.120\chrome_elf.dll
c:\windows\system32\version.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\api-ms-win-core-synch-l1-2-0.dll
c:\windows\system32\advapi32.dll
c:\windows\system32\sechost.dll
1036"C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=data_decoder.mojom.DataDecoderService --lang=en-US --service-sandbox-type=service --disable-quic --mojo-platform-channel-handle=3412 --field-trial-handle=1100,i,13745021023643614765,13531103863842641785,131072 --disable-features=OptimizationGuideModelDownloading,OptimizationHints,OptimizationHintsFetching,OptimizationTargetPrediction /prefetch:8C:\Program Files\Google\Chrome\Application\chrome.exe—chrome.exe
User:
admin
Company:
Google LLC
Integrity Level:
LOW
Description:
Google Chrome
Exit code:
0
Version:
109.0.5414.120
Modules
Images
c:\program files\google\chrome\application\chrome.exe
c:\windows\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\program files\google\chrome\application\109.0.5414.120\chrome_elf.dll
c:\windows\system32\version.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\api-ms-win-core-synch-l1-2-0.dll
c:\windows\system32\advapi32.dll
c:\windows\system32\sechost.dll
1056"C:\Program Files\Google\Chrome\Application\chrome.exe" "--disable-features=OptimizationGuideModelDownloading,OptimizationHintsFetching,OptimizationTargetPrediction,OptimizationHints"C:\Program Files\Google\Chrome\Application\chrome.exe
explorer.exe
User:
admin
Company:
Google LLC
Integrity Level:
MEDIUM
Description:
Google Chrome
Exit code:
0
Version:
109.0.5414.120
Modules
Images
c:\program files\google\chrome\application\chrome.exe
c:\windows\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\program files\google\chrome\application\109.0.5414.120\chrome_elf.dll
c:\windows\system32\version.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\api-ms-win-core-synch-l1-2-0.dll
c:\windows\system32\advapi32.dll
c:\windows\system32\sechost.dll
1308"C:\Users\admin\AppData\Local\Temp\nskAD26.tmp\nsC300.tmp" "C:\Program Files\Steam\bin\steamservice.exe" /InstallC:\Users\admin\AppData\Local\Temp\nskAD26.tmp\nsC300.tmp—SteamSetup.exe
User:
admin
Integrity Level:
HIGH
Exit code:
0
Modules
Images
c:\users\admin\appdata\local\temp\nskad26.tmp\nsc300.tmp
c:\windows\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\user32.dll
c:\windows\system32\gdi32.dll
c:\windows\system32\lpk.dll
c:\windows\system32\usp10.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\advapi32.dll
1588"C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=network.mojom.NetworkService --lang=en-US --service-sandbox-type=none --disable-quic --mojo-platform-channel-handle=1324 --field-trial-handle=1100,i,13745021023643614765,13531103863842641785,131072 --disable-features=OptimizationGuideModelDownloading,OptimizationHints,OptimizationHintsFetching,OptimizationTargetPrediction /prefetch:8C:\Program Files\Google\Chrome\Application\chrome.exe
chrome.exe
User:
admin
Company:
Google LLC
Integrity Level:
MEDIUM
Description:
Google Chrome
Exit code:
0
Version:
109.0.5414.120
Modules
Images
c:\program files\google\chrome\application\chrome.exe
c:\windows\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\program files\google\chrome\application\109.0.5414.120\chrome_elf.dll
c:\windows\system32\version.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\api-ms-win-core-synch-l1-2-0.dll
c:\windows\system32\advapi32.dll
c:\windows\system32\sechost.dll
1608"C:\Program Files\Google\Chrome\Application\chrome.exe" --type=gpu-process --gpu-preferences=UAAAAAAAAADgAAAYAAAAAAAAAAAAAAAAAABgAAAAAAAwAAAAAAAAAAAAAAAQAAAAAAAAAAAAAAAAAAAAAAAAAEgAAAAAAAAASAAAAAAAAAAYAAAAAgAAABAAAAAAAAAAGAAAAAAAAAAQAAAAAAAAAAAAAAAOAAAAEAAAAAAAAAABAAAADgAAAAgAAAAAAAAACAAAAAAAAAA= --mojo-platform-channel-handle=1148 --field-trial-handle=1100,i,13745021023643614765,13531103863842641785,131072 --disable-features=OptimizationGuideModelDownloading,OptimizationHints,OptimizationHintsFetching,OptimizationTargetPrediction /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:
109.0.5414.120
Modules
Images
c:\program files\google\chrome\application\chrome.exe
c:\windows\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\program files\google\chrome\application\109.0.5414.120\chrome_elf.dll
c:\windows\system32\version.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\api-ms-win-core-synch-l1-2-0.dll
c:\windows\system32\advapi32.dll
c:\windows\system32\sechost.dll
Total events
7 152
Read events
7 072
Write events
80
Delete events
0

Modification events

(PID) Process:(1056) chrome.exeKey:HKEY_CURRENT_USER\Software\Google\Chrome\BLBeacon
Operation:writeName:failed_count
Value:
0
(PID) Process:(1056) chrome.exeKey:HKEY_CURRENT_USER\Software\Google\Chrome\BLBeacon
Operation:writeName:state
Value:
1
(PID) Process:(1056) chrome.exeKey:HKEY_CURRENT_USER\Software\Google\Chrome\ThirdParty
Operation:writeName:StatusCodes
Value:
01000000
(PID) Process:(1056) chrome.exeKey:HKEY_CURRENT_USER\Software\Google\Chrome\BLBeacon
Operation:writeName:state
Value:
2
(PID) Process:(1056) chrome.exeKey:HKEY_CURRENT_USER\Software\Google\Update\ClientState\{8A69D345-D564-463c-AFF1-A69D9E530F96}
Operation:writeName:dr
Value:
1
(PID) Process:(1056) chrome.exeKey:HKEY_CURRENT_USER\Software\Google\Chrome\StabilityMetrics
Operation:writeName:user_experience_metrics.stability.exited_cleanly
Value:
1
(PID) Process:(1056) chrome.exeKey:HKEY_CURRENT_USER\Software\Google\Chrome
Operation:writeName:UsageStatsInSample
Value:
0
(PID) Process:(1056) chrome.exeKey:HKEY_LOCAL_MACHINE\SOFTWARE\Google\Update\ClientStateMedium\{8A69D345-D564-463C-AFF1-A69D9E530F96}
Operation:writeName:usagestats
Value:
0
(PID) Process:(1056) chrome.exeKey:HKEY_CURRENT_USER\Software\Google\Update\ClientState\{8A69D345-D564-463c-AFF1-A69D9E530F96}
Operation:writeName:metricsid_installdate
Value:
0
(PID) Process:(1056) chrome.exeKey:HKEY_CURRENT_USER\Software\Google\Update\ClientState\{8A69D345-D564-463c-AFF1-A69D9E530F96}
Operation:writeName:metricsid_enableddate
Value:
0
Executable files
14
Suspicious files
110
Text files
114
Unknown types
0

Dropped files

PID
Process
Filename
Type
1056chrome.exeC:\Users\admin\AppData\Local\Google\Chrome\User Data\Default\commerce_subscription_db\LOG.old~RFe0dc7.TMP —
MD5:—
SHA256:—
1056chrome.exeC:\Users\admin\AppData\Local\Google\Chrome\User Data\Default\commerce_subscription_db\LOG.old —
MD5:—
SHA256:—
1056chrome.exeC:\Users\admin\AppData\Local\Google\Chrome\User Data\Variationsbinary
MD5:961E3604F228B0D10541EBF921500C86
SHA256:F7B24F2EB3D5EB0550527490395D2F61C3D2FE74BB9CB345197DAD81B58B5FED
1056chrome.exeC:\Users\admin\AppData\Local\Google\Chrome\User Data\Default\coupon_db\LOG.old~RFe10f3.TMP —
MD5:—
SHA256:—
1056chrome.exeC:\Users\admin\AppData\Local\Google\Chrome\User Data\Default\coupon_db\LOG.old —
MD5:—
SHA256:—
1056chrome.exeC:\Users\admin\AppData\Local\Google\Chrome\User Data\Default\01c90e4e-c546-4882-a330-adfe08dde455.tmpbinary
MD5:5058F1AF8388633F609CADB75A75DC9D
SHA256:—
1056chrome.exeC:\Users\admin\AppData\Local\Google\Chrome\User Data\Default\Local Storage\leveldb\LOG.old~RFe0eff.TMPtext
MD5:C383FD120B14BB0E98E99C1BCC9B43F6
SHA256:56A3A5EACBD28BEE1CF8C1D0052321A5C27EE858BEF7B2FA1DE20806A0823CC1
1056chrome.exeC:\Users\admin\AppData\Local\Google\Chrome\User Data\Default\Site Characteristics Database\LOG.old~RFe0dd6.TMPtext
MD5:05CF4C3C5148DA6355D3561A9EAA5E8A
SHA256:8D720243F6876898E4F197C8867C4CEE69F1C7335C55B8A29C120B1028D93E41
1056chrome.exeC:\Users\admin\AppData\Local\Google\Chrome\User Data\Default\Platform Notifications\LOG.oldtext
MD5:65239F35CB63C76EA1F59EF64F7AAFF4
SHA256:252EF82CC03FDE4BEF13CF81CD1AC5CE45854212D1A7359035E7A5D6BEDBE229
1056chrome.exeC:\Users\admin\AppData\Local\Google\Chrome\User Data\Last Versiontext
MD5:9F941EA08DBDCA2EB3CFA1DBBBA6F5DC
SHA256:127F71DF0D2AD895D4F293E62284D85971AE047CA15F90B87BF6335898B0B655
Download PCAP, analyze network streams, HTTP content and a lot more at the full report
HTTP(S) requests
4
TCP/UDP connections
62
DNS requests
46
Threats
5

HTTP requests

PID
Process
Method
HTTP Code
IP
URL
CN
Type
Size
Reputation
2732
Steam.exe
GET
—
193.108.153.12:80
http://media.steampowered.com/client/tenfoot_misc_all.zip.a49df66ba6bd900ed2c58bb4a9a578752f73f511
unknown
—
—
unknown
2732
Steam.exe
GET
200
193.108.153.12:80
http://media.steampowered.com/client/steam_client_win32
unknown
text
4.33 Kb
unknown
2732
Steam.exe
GET
—
193.108.153.12:80
http://media.steampowered.com/client/tenfoot_dicts_all.zip.3a6cb3db75398c509bdc6e389408b6951017494b
unknown
—
—
unknown
2732
Steam.exe
GET
—
193.108.153.12:80
http://media.steampowered.com/client/tenfoot_fonts_all.zip.vz.e19674422bc376becd7bf4a73b4b52eefc34c7fe_12075477
unknown
—
—
unknown
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
1080
svchost.exe
224.0.0.252:5355
—
—
—
unknown
1588
chrome.exe
64.233.166.84:443
accounts.google.com
GOOGLE
US
unknown
1056
chrome.exe
239.255.255.250:1900
—
—
—
whitelisted
1588
chrome.exe
142.250.186.164:443
www.google.com
GOOGLE
US
whitelisted
1588
chrome.exe
142.250.185.67:443
clientservices.googleapis.com
GOOGLE
US
whitelisted
1588
chrome.exe
142.250.185.131:443
update.googleapis.com
GOOGLE
US
whitelisted
1056
chrome.exe
224.0.0.251:5353
—
—
—
unknown
1588
chrome.exe
216.58.212.174:443
encrypted-tbn0.gstatic.com
GOOGLE
US
whitelisted

DNS requests

Domain
IP
Reputation
accounts.google.com
  • 64.233.166.84
shared
clientservices.googleapis.com
  • 142.250.185.67
whitelisted
www.google.com
  • 142.250.186.164
whitelisted
update.googleapis.com
  • 142.250.185.131
whitelisted
encrypted-tbn0.gstatic.com
  • 216.58.212.174
whitelisted
lh5.googleusercontent.com
  • 142.250.186.97
whitelisted
www.gstatic.com
  • 216.58.212.131
whitelisted
apis.google.com
  • 142.250.184.206
whitelisted
fonts.gstatic.com
  • 172.217.16.195
whitelisted
consent.google.com
  • 216.58.206.46
shared

Threats

PID
Process
Class
Message
2732
Steam.exe
Potential Corporate Privacy Violation
ET USER_AGENTS Steam HTTP Client User-Agent
4 ETPRO signatures available at the full report
No debug info
Interactive malware hunting service ANY.RUN
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Reports
undetek-v4.2.exe