Analysis

  • max time kernel
    149s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    01-01-2025 22:07

General

  • Target

    3d1171ba005774ff600e2b8a0a30e653e0352c7f10a142584087e65654e7ae61.exe

  • Size

    63KB

  • MD5

    3daa58cc6aa6706ce04df44818ceb3b5

  • SHA1

    ae15e7975460189738ef4ed701438cde793d329a

  • SHA256

    3d1171ba005774ff600e2b8a0a30e653e0352c7f10a142584087e65654e7ae61

  • SHA512

    7254ba344b12d44fc11bb87d930247b5fcb14dfe96ccebef9abee16e30c4f686d05807064f1354de277e9014ae489e8329f3bf4eb95adfe9ad0fadeb9fa2b224

  • SSDEEP

    1536:zoxBP0D61Oj3+5FdOa52C8pdo95j6hZ2MzNDCkrw:0PPUj3+5FMIn8To94wa7w

Malware Config

Extracted

Family

sakula

C2

www.polarroute.com

Signatures

  • Sakula

    Sakula is a remote access trojan with various capabilities.

  • Sakula family
  • Sakula payload 3 IoCs
  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Executes dropped EXE 1 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • UPX packed file 5 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 4 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 2 IoCs

    Adversaries may check for Internet connectivity on compromised systems.

  • Runs ping.exe 1 TTPs 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 9 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\3d1171ba005774ff600e2b8a0a30e653e0352c7f10a142584087e65654e7ae61.exe
    "C:\Users\Admin\AppData\Local\Temp\3d1171ba005774ff600e2b8a0a30e653e0352c7f10a142584087e65654e7ae61.exe"
    1⤵
    • Checks computer location settings
    • Adds Run key to start application
    • System Location Discovery: System Language Discovery
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2024
    • C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
      C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      PID:3920
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\3d1171ba005774ff600e2b8a0a30e653e0352c7f10a142584087e65654e7ae61.exe"
      2⤵
      • System Location Discovery: System Language Discovery
      • System Network Configuration Discovery: Internet Connection Discovery
      • Suspicious use of WriteProcessMemory
      PID:3176
      • C:\Windows\SysWOW64\PING.EXE
        ping 127.0.0.1
        3⤵
        • System Location Discovery: System Language Discovery
        • System Network Configuration Discovery: Internet Connection Discovery
        • Runs ping.exe
        PID:3160

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe

    Filesize

    63KB

    MD5

    b76007707297048dbe19c35e93987d1d

    SHA1

    a2446d77b2e38738da894dc28a43acd6fdee3f7a

    SHA256

    f68c2d6935ba28a61f79f44ecfea371964d5c7373c5e24010390df1f111b67d9

    SHA512

    bb4eebef308090aeefeaa5e8de8507797c25791be119a6c08781a3945240848511115eef12d5eef2005cf1d939ed972800495458f47b384ea6a172f7239bae12

  • memory/2024-0-0x0000000000400000-0x0000000000424000-memory.dmp

    Filesize

    144KB

  • memory/2024-9-0x0000000000400000-0x0000000000424000-memory.dmp

    Filesize

    144KB

  • memory/2024-17-0x0000000000400000-0x0000000000424000-memory.dmp

    Filesize

    144KB

  • memory/3920-11-0x0000000000400000-0x0000000000424000-memory.dmp

    Filesize

    144KB