Analysis

  • max time kernel
    129s
  • max time network
    197s
  • platform
    windows10_x64
  • resource
    win10-en-20211208
  • submitted
    21-01-2022 23:56

General

  • Target

    c2e834b5b8c69d71b351cb3df1c14a85ba301ff5f136ea445c6cbb310c75cfa3.exe

  • Size

    92KB

  • MD5

    f918fc73484f2a1684de53040ec816d2

  • SHA1

    796080461264030812d4a8d149b07a012da1f747

  • SHA256

    c2e834b5b8c69d71b351cb3df1c14a85ba301ff5f136ea445c6cbb310c75cfa3

  • SHA512

    968369c86a7c9f55e2c7d4da2855f35e49e20cbb7aeb0cdf70c9e0a732dc246cddfd1800e9441b48dc540ad3001a1194e3c496e9afc78a1e8981405d40f611bc

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\c2e834b5b8c69d71b351cb3df1c14a85ba301ff5f136ea445c6cbb310c75cfa3.exe
    "C:\Users\Admin\AppData\Local\Temp\c2e834b5b8c69d71b351cb3df1c14a85ba301ff5f136ea445c6cbb310c75cfa3.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2728
    • C:\Users\Admin\AppData\Local\Temp\MicroMedia\AdobeUpdate.exe
      C:\Users\Admin\AppData\Local\Temp\MicroMedia\AdobeUpdate.exe
      2⤵
      • Executes dropped EXE
      PID:3524
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\c2e834b5b8c69d71b351cb3df1c14a85ba301ff5f136ea445c6cbb310c75cfa3.exe"
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:692
      • C:\Windows\SysWOW64\PING.EXE
        ping 127.0.0.1
        3⤵
        • Runs ping.exe
        PID:948

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

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

    MD5

    1946e0d9561e47712148adc1811adff2

    SHA1

    9ffd9105609aaa290a2d1c69b97279e5d5821f9a

    SHA256

    1a9934265ebed86134055b552aa84e54fa8ebcba6aa3e0546a592aea9d24a0ef

    SHA512

    4795dcd624e7de81728e6b38c73d32f758275a7db6b5548709809bddf10a269e37faf85ce67317a7a63f62e43a9542648c5722a51d17990c1f9a292b2c12d825

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

    MD5

    1946e0d9561e47712148adc1811adff2

    SHA1

    9ffd9105609aaa290a2d1c69b97279e5d5821f9a

    SHA256

    1a9934265ebed86134055b552aa84e54fa8ebcba6aa3e0546a592aea9d24a0ef

    SHA512

    4795dcd624e7de81728e6b38c73d32f758275a7db6b5548709809bddf10a269e37faf85ce67317a7a63f62e43a9542648c5722a51d17990c1f9a292b2c12d825