Analysis

  • max time kernel
    143s
  • max time network
    156s
  • platform
    windows7_x64
  • resource
    win7-en-20211208
  • submitted
    12-02-2022 02:57

General

  • Target

    18f6222cb90d0e4aa3f6378e4606dc3200e8726730f99301ac499e1030dd7b38.exe

  • Size

    120KB

  • MD5

    8d55e1cb2139aa9725740dc00a6d1481

  • SHA1

    b841b7c825c82a0c34c0ce63e708e34d18e5b03d

  • SHA256

    18f6222cb90d0e4aa3f6378e4606dc3200e8726730f99301ac499e1030dd7b38

  • SHA512

    ae0007dad6812152bf39e97fa49030eaa5fe5f1a6657a10a5e0b0b45f386bb60921c833670c83c07bc261e2df873499006849bb62f25de2c841dd689cb5319f4

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\18f6222cb90d0e4aa3f6378e4606dc3200e8726730f99301ac499e1030dd7b38.exe
    "C:\Users\Admin\AppData\Local\Temp\18f6222cb90d0e4aa3f6378e4606dc3200e8726730f99301ac499e1030dd7b38.exe"
    1⤵
    • Loads dropped DLL
    • Adds Run key to start application
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1588
    • C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
      C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
      2⤵
      • Executes dropped EXE
      PID:1280
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\18f6222cb90d0e4aa3f6378e4606dc3200e8726730f99301ac499e1030dd7b38.exe"
      2⤵
      • Deletes itself
      • Suspicious use of WriteProcessMemory
      PID:1516
      • C:\Windows\SysWOW64\PING.EXE
        ping 127.0.0.1
        3⤵
        • Runs ping.exe
        PID:1084

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

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

    MD5

    d1382fdd35adc6b1093c7b64255789f1

    SHA1

    de06cb7add5ecdf4ce09ee74e3dbd79984f0f102

    SHA256

    9892ea9977e84951db9ab190efe25e0cbe6f1947df0a65e80a732ca488d6e86f

    SHA512

    515d1755d4be858b863df4b7f40bca3b63447448f21b1cc51dbf4ef4c8c1bb38db438518730feab18a56ccf1045a30ca6aa7b2965cf2f37a8316fe0844adb96c

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

    MD5

    d1382fdd35adc6b1093c7b64255789f1

    SHA1

    de06cb7add5ecdf4ce09ee74e3dbd79984f0f102

    SHA256

    9892ea9977e84951db9ab190efe25e0cbe6f1947df0a65e80a732ca488d6e86f

    SHA512

    515d1755d4be858b863df4b7f40bca3b63447448f21b1cc51dbf4ef4c8c1bb38db438518730feab18a56ccf1045a30ca6aa7b2965cf2f37a8316fe0844adb96c

  • memory/1280-60-0x0000000000400000-0x0000000000420000-memory.dmp

    Filesize

    128KB

  • memory/1588-55-0x0000000075801000-0x0000000075803000-memory.dmp

    Filesize

    8KB

  • memory/1588-59-0x0000000000400000-0x0000000000420000-memory.dmp

    Filesize

    128KB