Analysis

  • max time kernel
    134s
  • max time network
    142s
  • platform
    windows7_x64
  • resource
    win7-en-20211208
  • submitted
    12-02-2022 04:56

General

  • Target

    13fd7ad9e1df75982bacc0f42a64d46e0c765b4a9f5fbc9f0cfd2fc97bc9d47d.exe

  • Size

    216KB

  • MD5

    aae796da9ad01a418d58fff0460e1fe1

  • SHA1

    0543b7feaf952fc69b5d09711e44a27aa326fb36

  • SHA256

    13fd7ad9e1df75982bacc0f42a64d46e0c765b4a9f5fbc9f0cfd2fc97bc9d47d

  • SHA512

    83d42496be9581324c76395ab4d22e4a0bac55a4ef26a3e4013b260d33de3d46bc9aefc862684f4c3972653aac805300046e119ab51c231da4e18d101dc5bec5

Malware Config

Signatures

  • Sakula

    Sakula is a remote access trojan with various capabilities.

  • Sakula Payload 4 IoCs
  • Executes dropped EXE 1 IoCs
  • Deletes itself 1 IoCs
  • Loads dropped DLL 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 12 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\13fd7ad9e1df75982bacc0f42a64d46e0c765b4a9f5fbc9f0cfd2fc97bc9d47d.exe
    "C:\Users\Admin\AppData\Local\Temp\13fd7ad9e1df75982bacc0f42a64d46e0c765b4a9f5fbc9f0cfd2fc97bc9d47d.exe"
    1⤵
    • Loads dropped DLL
    • Adds Run key to start application
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1668
    • C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
      C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
      2⤵
      • Executes dropped EXE
      PID:1468
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\13fd7ad9e1df75982bacc0f42a64d46e0c765b4a9f5fbc9f0cfd2fc97bc9d47d.exe"
      2⤵
      • Deletes itself
      • Suspicious use of WriteProcessMemory
      PID:816
      • C:\Windows\SysWOW64\PING.EXE
        ping 127.0.0.1
        3⤵
        • Runs ping.exe
        PID:1328

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

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

    MD5

    17a5fbc67f1f476ab9f96187bedca9f1

    SHA1

    3788a51f684cc4a2219d7f758dae6b0d1d8f2bd0

    SHA256

    44a63c24d851f1c230b3ead88adab59655ed4780be85e9a7694aa43576b58d55

    SHA512

    16e9a783a4d0cc564a1ca426426aae34efbe87f01ea14722d465dfe25e0b7de85d08923bd81b9b3655e1675775bdd8fd10a6e1989fb49c55aaeac60f121c86a7

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

    MD5

    17a5fbc67f1f476ab9f96187bedca9f1

    SHA1

    3788a51f684cc4a2219d7f758dae6b0d1d8f2bd0

    SHA256

    44a63c24d851f1c230b3ead88adab59655ed4780be85e9a7694aa43576b58d55

    SHA512

    16e9a783a4d0cc564a1ca426426aae34efbe87f01ea14722d465dfe25e0b7de85d08923bd81b9b3655e1675775bdd8fd10a6e1989fb49c55aaeac60f121c86a7

  • memory/1468-59-0x0000000000400000-0x0000000000420000-memory.dmp

    Filesize

    128KB

  • memory/1668-54-0x0000000075B51000-0x0000000075B53000-memory.dmp

    Filesize

    8KB

  • memory/1668-58-0x0000000000400000-0x0000000000420000-memory.dmp

    Filesize

    128KB