Analysis

  • max time kernel
    140s
  • max time network
    142s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    04-12-2024 20:46

General

  • Target

    a8fa2d6b63c3b1386f2a34e79748fe243817262b42f37ad6c55a78162e9c3c17.exe

  • Size

    58KB

  • MD5

    305c77b7560f9937b08847d6a08811e5

  • SHA1

    11cfecc65c92ba54b083cb24b1cfde9be4bb6159

  • SHA256

    a8fa2d6b63c3b1386f2a34e79748fe243817262b42f37ad6c55a78162e9c3c17

  • SHA512

    6e578d6231bf1d6ac9cb0b1e01f86682ab8d5a6f2f898971eed300c7fc321ff907757a6f2dc67ec2e974a2c503e8cf9dcf797416b169db5fc41c9af4486ddd70

  • SSDEEP

    1536:iZioIoCwbYP4nuEApQK4TQbtY2gA9DX+ytBO8c3G3eTJ/a:iEoIlwIguEA4c5DgA9DOyq0eFi

Malware Config

Signatures

  • Sakula

    Sakula is a remote access trojan with various capabilities.

  • Sakula family
  • Sakula payload 4 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
  • 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\a8fa2d6b63c3b1386f2a34e79748fe243817262b42f37ad6c55a78162e9c3c17.exe
    "C:\Users\Admin\AppData\Local\Temp\a8fa2d6b63c3b1386f2a34e79748fe243817262b42f37ad6c55a78162e9c3c17.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:1612
    • 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:2536
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\a8fa2d6b63c3b1386f2a34e79748fe243817262b42f37ad6c55a78162e9c3c17.exe"
      2⤵
      • System Location Discovery: System Language Discovery
      • System Network Configuration Discovery: Internet Connection Discovery
      • Suspicious use of WriteProcessMemory
      PID:4084
      • 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:3084

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

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

    Filesize

    58KB

    MD5

    581c8a2de86505ccec39a4da63ba916c

    SHA1

    b3f2829844d9e71377491710c85551d457780eb0

    SHA256

    23690692570199ace8f229dd395bb0c855bb86ed3393707afc9d43c072a180ce

    SHA512

    43746579885829a51e95f0737abfd39d9e584ff3b27cce1369222de9eed4de04ed0060cc278ac476b84a86a1a04e9abb797b5365b781e8dbfea37443027a5dd1

  • memory/1612-0-0x0000000000400000-0x000000000041A000-memory.dmp

    Filesize

    104KB

  • memory/1612-5-0x0000000000400000-0x000000000041A000-memory.dmp

    Filesize

    104KB

  • memory/1612-12-0x0000000000400000-0x000000000041A000-memory.dmp

    Filesize

    104KB

  • memory/2536-7-0x0000000000400000-0x000000000041A000-memory.dmp

    Filesize

    104KB

  • memory/2536-18-0x0000000000400000-0x000000000041A000-memory.dmp

    Filesize

    104KB