Windows 7 deprecation

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Analysis

  • max time kernel
    152s
  • max time network
    177s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220812-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
  • submitted
    29/10/2022, 18:48 UTC

General

  • Target

    508f5f9478866d04c03bdaf4a6038816bf0c250a23df64bdbaa5d27da9fed2b5.exe

  • Size

    636KB

  • MD5

    84ed8423ff9a32cb9b9ba39240b909b2

  • SHA1

    28fae283a338f1f83408770df2d507a368ffa37e

  • SHA256

    508f5f9478866d04c03bdaf4a6038816bf0c250a23df64bdbaa5d27da9fed2b5

  • SHA512

    4a5500ac57d903e65236f7ee447edda7226b10a27ce39dbc3838e928d8beab6ee12a30e46dbfacc52d75e1221c13df7dbce2d5ecd4eea6c92095bb190af9b02b

  • SSDEEP

    12288:TpwABK90BOe/x9lPAYvxPQVjdsAY2XjWlnlpTMMXG91uhKIXn/zR:1wAcu99lPzvxP+Bsz2XjWTRMQckkIXnd

Malware Config

Signatures

  • Darkcomet

    DarkComet is a remote access trojan (RAT) developed by Jean-Pierre Lesueur.

  • Modifies WinLogon for persistence 2 TTPs 1 IoCs
  • Executes dropped EXE 1 IoCs
  • Checks BIOS information in registry 2 TTPs 3 IoCs

    BIOS information is often read in order to detect sandboxing environments.

  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Adds Run key to start application 2 TTPs 2 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

  • Checks processor information in registry 2 TTPs 12 IoCs

    Processor information is often read in order to detect sandboxing environments.

  • Enumerates system info in registry 2 TTPs 3 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\508f5f9478866d04c03bdaf4a6038816bf0c250a23df64bdbaa5d27da9fed2b5.exe
    "C:\Users\Admin\AppData\Local\Temp\508f5f9478866d04c03bdaf4a6038816bf0c250a23df64bdbaa5d27da9fed2b5.exe"
    1⤵
    • Modifies WinLogon for persistence
    • Checks BIOS information in registry
    • Checks computer location settings
    • Adds Run key to start application
    • Suspicious use of SetThreadContext
    • Checks processor information in registry
    • Enumerates system info in registry
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:4940
    • C:\Windows\SysWOW64\explorer.exe
      "C:\Windows\SysWOW64\explorer.exe"
      2⤵
      • Checks BIOS information in registry
      • Checks processor information in registry
      • Enumerates system info in registry
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      PID:4488
    • C:\Windupdt\winupdate.exe
      "C:\Windupdt\winupdate.exe"
      2⤵
      • Executes dropped EXE
      • Checks BIOS information in registry
      • Checks processor information in registry
      • Enumerates system info in registry
      • Suspicious use of AdjustPrivilegeToken
      PID:3064

Network

  • flag-us
    DNS
    markinyourdark.no-ip.org
    explorer.exe
    Remote address:
    8.8.8.8:53
    Request
    markinyourdark.no-ip.org
    IN A
    Response
  • flag-us
    DNS
    markinyourdark.no-ip.org
    explorer.exe
    Remote address:
    8.8.8.8:53
    Request
    markinyourdark.no-ip.org
    IN A
    Response
  • flag-us
    DNS
    markinyourdark.no-ip.org
    explorer.exe
    Remote address:
    8.8.8.8:53
    Request
    markinyourdark.no-ip.org
    IN A
    Response
  • flag-us
    DNS
    markinyourdark.no-ip.org
    explorer.exe
    Remote address:
    8.8.8.8:53
    Request
    markinyourdark.no-ip.org
    IN A
    Response
  • flag-us
    DNS
    markinyourdark.no-ip.org
    explorer.exe
    Remote address:
    8.8.8.8:53
    Request
    markinyourdark.no-ip.org
    IN A
  • flag-us
    DNS
    markinyourdark.no-ip.org
    explorer.exe
    Remote address:
    8.8.8.8:53
    Request
    markinyourdark.no-ip.org
    IN A
  • flag-us
    DNS
    markinyourdark.no-ip.org
    explorer.exe
    Remote address:
    8.8.8.8:53
    Request
    markinyourdark.no-ip.org
    IN A
  • flag-us
    DNS
    markinyourdark.no-ip.org
    explorer.exe
    Remote address:
    8.8.8.8:53
    Request
    markinyourdark.no-ip.org
    IN A
  • flag-us
    DNS
    markinyourdark.no-ip.org
    explorer.exe
    Remote address:
    8.8.8.8:53
    Request
    markinyourdark.no-ip.org
    IN A
  • flag-us
    DNS
    markinyourdark.no-ip.org
    explorer.exe
    Remote address:
    8.8.8.8:53
    Request
    markinyourdark.no-ip.org
    IN A
    Response
  • flag-us
    DNS
    markinyourdark.no-ip.org
    explorer.exe
    Remote address:
    8.8.8.8:53
    Request
    markinyourdark.no-ip.org
    IN A
    Response
  • flag-us
    DNS
    markinyourdark.no-ip.org
    explorer.exe
    Remote address:
    8.8.8.8:53
    Request
    markinyourdark.no-ip.org
    IN A
    Response
  • flag-us
    DNS
    markinyourdark.no-ip.org
    explorer.exe
    Remote address:
    8.8.8.8:53
    Request
    markinyourdark.no-ip.org
    IN A
    Response
  • flag-us
    DNS
    markinyourdark.no-ip.org
    explorer.exe
    Remote address:
    8.8.8.8:53
    Request
    markinyourdark.no-ip.org
    IN A
    Response
  • flag-us
    DNS
    markinyourdark.no-ip.org
    explorer.exe
    Remote address:
    8.8.8.8:53
    Request
    markinyourdark.no-ip.org
    IN A
    Response
  • flag-us
    DNS
    markinyourdark.no-ip.org
    explorer.exe
    Remote address:
    8.8.8.8:53
    Request
    markinyourdark.no-ip.org
    IN A
    Response
  • flag-us
    DNS
    markinyourdark.no-ip.org
    explorer.exe
    Remote address:
    8.8.8.8:53
    Request
    markinyourdark.no-ip.org
    IN A
    Response
  • flag-us
    DNS
    markinyourdark.no-ip.org
    explorer.exe
    Remote address:
    8.8.8.8:53
    Request
    markinyourdark.no-ip.org
    IN A
    Response
  • flag-us
    DNS
    markinyourdark.no-ip.org
    explorer.exe
    Remote address:
    8.8.8.8:53
    Request
    markinyourdark.no-ip.org
    IN A
    Response
  • flag-us
    DNS
    markinyourdark.no-ip.org
    explorer.exe
    Remote address:
    8.8.8.8:53
    Request
    markinyourdark.no-ip.org
    IN A
    Response
  • flag-us
    DNS
    markinyourdark.no-ip.org
    explorer.exe
    Remote address:
    8.8.8.8:53
    Request
    markinyourdark.no-ip.org
    IN A
    Response
  • flag-us
    DNS
    markinyourdark.no-ip.org
    explorer.exe
    Remote address:
    8.8.8.8:53
    Request
    markinyourdark.no-ip.org
    IN A
    Response
  • flag-us
    DNS
    markinyourdark.no-ip.org
    explorer.exe
    Remote address:
    8.8.8.8:53
    Request
    markinyourdark.no-ip.org
    IN A
    Response
  • flag-us
    DNS
    markinyourdark.no-ip.org
    explorer.exe
    Remote address:
    8.8.8.8:53
    Request
    markinyourdark.no-ip.org
    IN A
    Response
  • flag-us
    DNS
    markinyourdark.no-ip.org
    explorer.exe
    Remote address:
    8.8.8.8:53
    Request
    markinyourdark.no-ip.org
    IN A
    Response
  • flag-us
    DNS
    markinyourdark.no-ip.org
    explorer.exe
    Remote address:
    8.8.8.8:53
    Request
    markinyourdark.no-ip.org
    IN A
    Response
  • flag-us
    DNS
    markinyourdark.no-ip.org
    explorer.exe
    Remote address:
    8.8.8.8:53
    Request
    markinyourdark.no-ip.org
    IN A
    Response
  • flag-us
    DNS
    markinyourdark.no-ip.org
    explorer.exe
    Remote address:
    8.8.8.8:53
    Request
    markinyourdark.no-ip.org
    IN A
    Response
  • flag-us
    DNS
    markinyourdark.no-ip.org
    explorer.exe
    Remote address:
    8.8.8.8:53
    Request
    markinyourdark.no-ip.org
    IN A
    Response
  • 93.184.220.29:80
    322 B
    7
  • 93.184.220.29:80
    322 B
    7
  • 104.80.225.205:443
    322 B
    7
  • 93.184.220.29:80
    322 B
    7
  • 8.8.8.8:53
    markinyourdark.no-ip.org
    dns
    explorer.exe
    70 B
    130 B
    1
    1

    DNS Request

    markinyourdark.no-ip.org

  • 8.8.8.8:53
    markinyourdark.no-ip.org
    dns
    explorer.exe
    70 B
    130 B
    1
    1

    DNS Request

    markinyourdark.no-ip.org

  • 8.8.8.8:53
    markinyourdark.no-ip.org
    dns
    explorer.exe
    70 B
    130 B
    1
    1

    DNS Request

    markinyourdark.no-ip.org

  • 8.8.8.8:53
    markinyourdark.no-ip.org
    dns
    explorer.exe
    70 B
    130 B
    1
    1

    DNS Request

    markinyourdark.no-ip.org

  • 8.8.8.8:53
    markinyourdark.no-ip.org
    dns
    explorer.exe
    350 B
    5

    DNS Request

    markinyourdark.no-ip.org

    DNS Request

    markinyourdark.no-ip.org

    DNS Request

    markinyourdark.no-ip.org

    DNS Request

    markinyourdark.no-ip.org

    DNS Request

    markinyourdark.no-ip.org

  • 8.8.8.8:53
    markinyourdark.no-ip.org
    dns
    explorer.exe
    70 B
    130 B
    1
    1

    DNS Request

    markinyourdark.no-ip.org

  • 8.8.8.8:53
    markinyourdark.no-ip.org
    dns
    explorer.exe
    70 B
    130 B
    1
    1

    DNS Request

    markinyourdark.no-ip.org

  • 8.8.8.8:53
    markinyourdark.no-ip.org
    dns
    explorer.exe
    70 B
    130 B
    1
    1

    DNS Request

    markinyourdark.no-ip.org

  • 8.8.8.8:53
    markinyourdark.no-ip.org
    dns
    explorer.exe
    70 B
    130 B
    1
    1

    DNS Request

    markinyourdark.no-ip.org

  • 8.8.8.8:53
    markinyourdark.no-ip.org
    dns
    explorer.exe
    70 B
    130 B
    1
    1

    DNS Request

    markinyourdark.no-ip.org

  • 8.8.8.8:53
    markinyourdark.no-ip.org
    dns
    explorer.exe
    70 B
    130 B
    1
    1

    DNS Request

    markinyourdark.no-ip.org

  • 8.8.8.8:53
    markinyourdark.no-ip.org
    dns
    explorer.exe
    70 B
    130 B
    1
    1

    DNS Request

    markinyourdark.no-ip.org

  • 8.8.8.8:53
    markinyourdark.no-ip.org
    dns
    explorer.exe
    70 B
    130 B
    1
    1

    DNS Request

    markinyourdark.no-ip.org

  • 8.8.8.8:53
    markinyourdark.no-ip.org
    dns
    explorer.exe
    70 B
    130 B
    1
    1

    DNS Request

    markinyourdark.no-ip.org

  • 8.8.8.8:53
    markinyourdark.no-ip.org
    dns
    explorer.exe
    70 B
    130 B
    1
    1

    DNS Request

    markinyourdark.no-ip.org

  • 8.8.8.8:53
    markinyourdark.no-ip.org
    dns
    explorer.exe
    70 B
    130 B
    1
    1

    DNS Request

    markinyourdark.no-ip.org

  • 8.8.8.8:53
    markinyourdark.no-ip.org
    dns
    explorer.exe
    70 B
    130 B
    1
    1

    DNS Request

    markinyourdark.no-ip.org

  • 8.8.8.8:53
    markinyourdark.no-ip.org
    dns
    explorer.exe
    140 B
    260 B
    2
    2

    DNS Request

    markinyourdark.no-ip.org

    DNS Request

    markinyourdark.no-ip.org

  • 8.8.8.8:53
    markinyourdark.no-ip.org
    dns
    explorer.exe
    140 B
    260 B
    2
    2

    DNS Request

    markinyourdark.no-ip.org

    DNS Request

    markinyourdark.no-ip.org

  • 8.8.8.8:53
    markinyourdark.no-ip.org
    dns
    explorer.exe
    140 B
    260 B
    2
    2

    DNS Request

    markinyourdark.no-ip.org

    DNS Request

    markinyourdark.no-ip.org

  • 8.8.8.8:53
    markinyourdark.no-ip.org
    dns
    explorer.exe
    140 B
    260 B
    2
    2

    DNS Request

    markinyourdark.no-ip.org

    DNS Request

    markinyourdark.no-ip.org

MITRE ATT&CK Enterprise v6

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Windupdt\winupdate.exe

    Filesize

    636KB

    MD5

    84ed8423ff9a32cb9b9ba39240b909b2

    SHA1

    28fae283a338f1f83408770df2d507a368ffa37e

    SHA256

    508f5f9478866d04c03bdaf4a6038816bf0c250a23df64bdbaa5d27da9fed2b5

    SHA512

    4a5500ac57d903e65236f7ee447edda7226b10a27ce39dbc3838e928d8beab6ee12a30e46dbfacc52d75e1221c13df7dbce2d5ecd4eea6c92095bb190af9b02b

  • C:\Windupdt\winupdate.exe

    Filesize

    636KB

    MD5

    84ed8423ff9a32cb9b9ba39240b909b2

    SHA1

    28fae283a338f1f83408770df2d507a368ffa37e

    SHA256

    508f5f9478866d04c03bdaf4a6038816bf0c250a23df64bdbaa5d27da9fed2b5

    SHA512

    4a5500ac57d903e65236f7ee447edda7226b10a27ce39dbc3838e928d8beab6ee12a30e46dbfacc52d75e1221c13df7dbce2d5ecd4eea6c92095bb190af9b02b

  • memory/4488-133-0x0000000000400000-0x00000000004B0000-memory.dmp

    Filesize

    704KB

  • memory/4488-134-0x0000000000400000-0x00000000004B0000-memory.dmp

    Filesize

    704KB

  • memory/4488-135-0x0000000000400000-0x00000000004B0000-memory.dmp

    Filesize

    704KB

  • memory/4488-136-0x0000000000400000-0x00000000004B0000-memory.dmp

    Filesize

    704KB

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