Analysis

  • max time kernel
    153s
  • max time network
    169s
  • platform
    windows10_x64
  • resource
    win10-en-20211208
  • submitted
    30-01-2022 22:49

General

  • Target

    8e26bd2a3f142ee7042483930f5ab49ed67dbde2f2a74b97a3bd1a03cf718eb6.exe

  • Size

    79KB

  • MD5

    b4958424c5db8b0eca61ce836b81d192

  • SHA1

    11964209ef14ff3e54f15bc00a2cf87563b02226

  • SHA256

    8e26bd2a3f142ee7042483930f5ab49ed67dbde2f2a74b97a3bd1a03cf718eb6

  • SHA512

    413aaf9bb6180c8b9d417e22f0c286463109ab84b42613ba4c9cc289b831ad852f98fe4c0c22fb8535699752f75be34646e0a3018a1b0e427fd6c84ca19f3dbc

Malware Config

Signatures

  • Sakula

    Sakula is a remote access trojan with various capabilities.

  • Sakula Payload 2 IoCs
  • 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). Likely ransomware behaviour.

  • 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\8e26bd2a3f142ee7042483930f5ab49ed67dbde2f2a74b97a3bd1a03cf718eb6.exe
    "C:\Users\Admin\AppData\Local\Temp\8e26bd2a3f142ee7042483930f5ab49ed67dbde2f2a74b97a3bd1a03cf718eb6.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:4056
    • C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
      C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
      2⤵
      • Executes dropped EXE
      PID:652
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\8e26bd2a3f142ee7042483930f5ab49ed67dbde2f2a74b97a3bd1a03cf718eb6.exe"
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:1584
      • C:\Windows\SysWOW64\PING.EXE
        ping 127.0.0.1
        3⤵
        • Runs ping.exe
        PID:3340

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

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

    MD5

    e294658e6d6b279433f574606e013ebe

    SHA1

    1e0cf2d75e635c681bd98c0563f945f4361aa3a1

    SHA256

    79abc344719a1a0af10c720a78cdb330d7b7a6082227a4a0b34253c49c6a10ab

    SHA512

    30b7f25996cbda0d083cb7b1fe998bad9af9880f66b6090e7516934c286b2df559fceb961a47889704737a6838d64cd9588069558d8444a66178f86ef1655662

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

    MD5

    e294658e6d6b279433f574606e013ebe

    SHA1

    1e0cf2d75e635c681bd98c0563f945f4361aa3a1

    SHA256

    79abc344719a1a0af10c720a78cdb330d7b7a6082227a4a0b34253c49c6a10ab

    SHA512

    30b7f25996cbda0d083cb7b1fe998bad9af9880f66b6090e7516934c286b2df559fceb961a47889704737a6838d64cd9588069558d8444a66178f86ef1655662