Analysis

  • max time kernel
    142s
  • max time network
    161s
  • platform
    windows7_x64
  • resource
    win7-en-20211208
  • submitted
    12-02-2022 03:39

General

  • Target

    170a71482ad1d203f39e90de330128a43bc26f3646f7cffd07ffd0082e477595.exe

  • Size

    35KB

  • MD5

    adc1bb46dd5d2a05678d17f680da93c2

  • SHA1

    9e6f2fbf8e0c3395b683549a9bcab2646d8efb87

  • SHA256

    170a71482ad1d203f39e90de330128a43bc26f3646f7cffd07ffd0082e477595

  • SHA512

    a3b6301439a5588b86d18bddcc6331dd7df73c340005d732f6ec64eaded838be55ab093723d4f37a990a695bb82588c44694bdeb7bf2937a6f5265c575e94b1b

Malware Config

Signatures

  • Sakula

    Sakula is a remote access trojan with various capabilities.

  • Executes dropped EXE 1 IoCs
  • Deletes itself 1 IoCs
  • Loads dropped DLL 2 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\170a71482ad1d203f39e90de330128a43bc26f3646f7cffd07ffd0082e477595.exe
    "C:\Users\Admin\AppData\Local\Temp\170a71482ad1d203f39e90de330128a43bc26f3646f7cffd07ffd0082e477595.exe"
    1⤵
    • Loads dropped DLL
    • Adds Run key to start application
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1664
    • C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
      C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
      2⤵
      • Executes dropped EXE
      PID:1576
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\170a71482ad1d203f39e90de330128a43bc26f3646f7cffd07ffd0082e477595.exe"
      2⤵
      • Deletes itself
      • Suspicious use of WriteProcessMemory
      PID:1880
      • C:\Windows\SysWOW64\PING.EXE
        ping 127.0.0.1
        3⤵
        • Runs ping.exe
        PID:1600

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

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

    MD5

    8d42101a2e9e040fbd90a05cf0339d76

    SHA1

    550d760372e3cff835c264bc93177a7efd0d67c4

    SHA256

    57882b3acf43a996db737fde9625864e4af31914b897fce7654ad4fd2bde9972

    SHA512

    f8d1a8c40aaadc21a80f559d7a6664769d0e4cda78da600c34454d0003a647b673fb031d57107cffc153c092f3ee466557746bd82b8bf8c12e74c5b7be66da07

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

    MD5

    8d42101a2e9e040fbd90a05cf0339d76

    SHA1

    550d760372e3cff835c264bc93177a7efd0d67c4

    SHA256

    57882b3acf43a996db737fde9625864e4af31914b897fce7654ad4fd2bde9972

    SHA512

    f8d1a8c40aaadc21a80f559d7a6664769d0e4cda78da600c34454d0003a647b673fb031d57107cffc153c092f3ee466557746bd82b8bf8c12e74c5b7be66da07

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

    MD5

    8d42101a2e9e040fbd90a05cf0339d76

    SHA1

    550d760372e3cff835c264bc93177a7efd0d67c4

    SHA256

    57882b3acf43a996db737fde9625864e4af31914b897fce7654ad4fd2bde9972

    SHA512

    f8d1a8c40aaadc21a80f559d7a6664769d0e4cda78da600c34454d0003a647b673fb031d57107cffc153c092f3ee466557746bd82b8bf8c12e74c5b7be66da07

  • memory/1664-54-0x00000000754B1000-0x00000000754B3000-memory.dmp

    Filesize

    8KB