Analysis

  • max time kernel
    111s
  • max time network
    142s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20221111-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system
  • submitted
    29/12/2022, 13:15

General

  • Target

    f7e2d103fb403399e4dca1625cd9a733b0fd50e04fdeb435a81ade7b6f7d56e3.exe

  • Size

    251KB

  • MD5

    25b11ce189d36095c214ec12fd1c4e78

  • SHA1

    fb194c5a31b57b4fda3ca58145636be85e5f5172

  • SHA256

    f7e2d103fb403399e4dca1625cd9a733b0fd50e04fdeb435a81ade7b6f7d56e3

  • SHA512

    0be17810ddbcfad5eddc5086962a8ee44451fc8c20035dbc1660e2339cdcc29ad65701b1538fa32f25eb5be7e68f4a3235cda4c80c21d8ca165eed49cda465da

  • SSDEEP

    6144:ByX9Id6xvIhgsQkhTSTou+e0+WMf97z8IAO0TJTbw:ByX86xvIhgZkhTcJbebw

Score
7/10

Malware Config

Signatures

  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Enumerates physical storage devices 1 TTPs

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

  • Kills process with taskkill 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 6 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\f7e2d103fb403399e4dca1625cd9a733b0fd50e04fdeb435a81ade7b6f7d56e3.exe
    "C:\Users\Admin\AppData\Local\Temp\f7e2d103fb403399e4dca1625cd9a733b0fd50e04fdeb435a81ade7b6f7d56e3.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of WriteProcessMemory
    PID:3144
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c taskkill /im "f7e2d103fb403399e4dca1625cd9a733b0fd50e04fdeb435a81ade7b6f7d56e3.exe" /f & erase "C:\Users\Admin\AppData\Local\Temp\f7e2d103fb403399e4dca1625cd9a733b0fd50e04fdeb435a81ade7b6f7d56e3.exe" & exit
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:4928
      • C:\Windows\SysWOW64\taskkill.exe
        taskkill /im "f7e2d103fb403399e4dca1625cd9a733b0fd50e04fdeb435a81ade7b6f7d56e3.exe" /f
        3⤵
        • Kills process with taskkill
        • Suspicious use of AdjustPrivilegeToken
        PID:3284

Network

MITRE ATT&CK Enterprise v6

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