Analysis

  • max time kernel
    196s
  • max time network
    210s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20221111-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system
  • submitted
    03-02-2023 18:43

General

  • Target

    d7fa6d87594ea4d8b5740d54fdc204b08f4e9439.exe

  • Size

    7KB

  • MD5

    b359f4af5c88b1e237db9738415b7682

  • SHA1

    d7fa6d87594ea4d8b5740d54fdc204b08f4e9439

  • SHA256

    53ddb9a75bca1115a66745b28086afbd394cef38f8437dda641b1219111df8cd

  • SHA512

    6d4f06f36c608d3202d29629f9d9a70eadfbffbb23c7c074fbb610ed9e1926bf6e04c8dfecbbaf1d575fb2d0385d237aff2dbda322b092d4ef7728091eb596cb

  • SSDEEP

    96:xtEsKVeCVIP7bLp8LAn5c8aY1ej/kKV+J2qzNt:xUVVIP7bLrEOejcKYx

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.

  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\d7fa6d87594ea4d8b5740d54fdc204b08f4e9439.exe
    "C:\Users\Admin\AppData\Local\Temp\d7fa6d87594ea4d8b5740d54fdc204b08f4e9439.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:4636
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ENC cwB0AGEAcgB0AC0AcwBsAGUAZQBwACAALQBzAGUAYwBvAG4AZABzACAAMgAwAA==
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:1016

Network

MITRE ATT&CK Matrix ATT&CK v6

Discovery

Query Registry

1
T1012

System Information Discovery

2
T1082

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/1016-134-0x0000000000000000-mapping.dmp
  • memory/1016-135-0x0000000004780000-0x00000000047B6000-memory.dmp
    Filesize

    216KB

  • memory/1016-136-0x0000000004E80000-0x00000000054A8000-memory.dmp
    Filesize

    6.2MB

  • memory/1016-137-0x0000000005520000-0x0000000005586000-memory.dmp
    Filesize

    408KB

  • memory/1016-138-0x0000000005590000-0x00000000055F6000-memory.dmp
    Filesize

    408KB

  • memory/1016-139-0x0000000005BA0000-0x0000000005BBE000-memory.dmp
    Filesize

    120KB

  • memory/1016-140-0x0000000007560000-0x0000000007BDA000-memory.dmp
    Filesize

    6.5MB

  • memory/1016-141-0x0000000000840000-0x000000000085A000-memory.dmp
    Filesize

    104KB

  • memory/4636-132-0x0000000000560000-0x0000000000568000-memory.dmp
    Filesize

    32KB

  • memory/4636-133-0x00000000072A0000-0x00000000072C2000-memory.dmp
    Filesize

    136KB