Analysis

  • max time kernel
    118s
  • max time network
    145s
  • platform
    windows10_x64
  • resource
    win10-en-20211208
  • submitted
    22-01-2022 01:27

General

  • Target

    00a8ca14cdfc97e0140c090c8d832c88db1dc9ee728e409eba5489f0dc29037c.exe

  • Size

    92KB

  • MD5

    985e819294cdc3b5561c5befa4bcbc5b

  • SHA1

    7dd8c325b377a9dbcccc0d9c39ebb553a7fd2b93

  • SHA256

    00a8ca14cdfc97e0140c090c8d832c88db1dc9ee728e409eba5489f0dc29037c

  • SHA512

    d8e4e8aa91b2ec09eec0f7a8bf7375f46afcc8cbe33d5d65a36c9d2eeb6883eaa7ebd09f03382a99efed9acb6b258cbfde369780c0a96e2a014722669352717b

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\00a8ca14cdfc97e0140c090c8d832c88db1dc9ee728e409eba5489f0dc29037c.exe
    "C:\Users\Admin\AppData\Local\Temp\00a8ca14cdfc97e0140c090c8d832c88db1dc9ee728e409eba5489f0dc29037c.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2764
    • C:\Users\Admin\AppData\Local\Temp\MicroMedia\AdobeUpdate.exe
      C:\Users\Admin\AppData\Local\Temp\MicroMedia\AdobeUpdate.exe
      2⤵
      • Executes dropped EXE
      PID:2752
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\00a8ca14cdfc97e0140c090c8d832c88db1dc9ee728e409eba5489f0dc29037c.exe"
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:2168
      • C:\Windows\SysWOW64\PING.EXE
        ping 127.0.0.1
        3⤵
        • Runs ping.exe
        PID:1748

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

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

    MD5

    d9b781ee1739e374aeb89a95cd0143ab

    SHA1

    32538310a2be254084241d096e8f66fb2a0d491b

    SHA256

    fbb5281b049581d5c3cd90e9ed70ea3bfe93991713d0b152b16d8c1ced007db0

    SHA512

    19bb56bfa6811975278952cffb0549e7a4c73740146163ae9202f0c9cc51cc742848799745bfb441ac0c638ccdfa67cf74857230544b36ff8b2da0413856cbdd

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

    MD5

    d9b781ee1739e374aeb89a95cd0143ab

    SHA1

    32538310a2be254084241d096e8f66fb2a0d491b

    SHA256

    fbb5281b049581d5c3cd90e9ed70ea3bfe93991713d0b152b16d8c1ced007db0

    SHA512

    19bb56bfa6811975278952cffb0549e7a4c73740146163ae9202f0c9cc51cc742848799745bfb441ac0c638ccdfa67cf74857230544b36ff8b2da0413856cbdd