Analysis

  • max time kernel
    119s
  • max time network
    152s
  • platform
    windows10_x64
  • resource
    win10-en-20211208
  • submitted
    31-01-2022 00:01

General

  • Target

    af6d9de3a710432fa43cfbd99a24de2ce4716aaa9763edd3e773e4c969f6fe4e.exe

  • Size

    92KB

  • MD5

    2f23af251b8535e24614c11d706197c3

  • SHA1

    5cf70dd003cb478ce983abb4d6662894048c0164

  • SHA256

    af6d9de3a710432fa43cfbd99a24de2ce4716aaa9763edd3e773e4c969f6fe4e

  • SHA512

    804df86acc785bc4b5244e7d59479702134a1f0af2284d07948ab5cee6b87b922087921c58f0b8906f2e584455cf1f71f37e657779120f4480b14da242d501da

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\af6d9de3a710432fa43cfbd99a24de2ce4716aaa9763edd3e773e4c969f6fe4e.exe
    "C:\Users\Admin\AppData\Local\Temp\af6d9de3a710432fa43cfbd99a24de2ce4716aaa9763edd3e773e4c969f6fe4e.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:3296
    • C:\Users\Admin\AppData\Local\Temp\MicroMedia\AdobeUpdate.exe
      C:\Users\Admin\AppData\Local\Temp\MicroMedia\AdobeUpdate.exe
      2⤵
      • Executes dropped EXE
      PID:572
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\af6d9de3a710432fa43cfbd99a24de2ce4716aaa9763edd3e773e4c969f6fe4e.exe"
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:788
      • C:\Windows\SysWOW64\PING.EXE
        ping 127.0.0.1
        3⤵
        • Runs ping.exe
        PID:1788

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

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

    MD5

    02dd9fdbd01d26743fd9cae04676362e

    SHA1

    c53707aea8c2dd9aa98bd415321ab2b940b2695d

    SHA256

    c66d495dfd2372fbb9127984d7836167f0782d5342abbe069527e8630dfa7e42

    SHA512

    8058a68cb8a82e37c9558dfe919a133f739f257921e9a31a3af17b10537706b18565e21c4de5156892e7c416611f4db69efbf34ea3fedb72a6a3b51bca70119c

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

    MD5

    02dd9fdbd01d26743fd9cae04676362e

    SHA1

    c53707aea8c2dd9aa98bd415321ab2b940b2695d

    SHA256

    c66d495dfd2372fbb9127984d7836167f0782d5342abbe069527e8630dfa7e42

    SHA512

    8058a68cb8a82e37c9558dfe919a133f739f257921e9a31a3af17b10537706b18565e21c4de5156892e7c416611f4db69efbf34ea3fedb72a6a3b51bca70119c