Analysis

  • max time kernel
    145s
  • max time network
    157s
  • platform
    windows10_x64
  • resource
    win10-en-20211208
  • submitted
    30-01-2022 17:34

General

  • Target

    4818013e444d17aa9f9986dbb43aa41cd0ded6f6919f2583cf041d1a222cc89c.exe

  • Size

    89KB

  • MD5

    6c4d61fedd83970cf48ef7fdd2a9871b

  • SHA1

    59c5f8a16d78805b6e0b9cb543f0ff977fea014f

  • SHA256

    4818013e444d17aa9f9986dbb43aa41cd0ded6f6919f2583cf041d1a222cc89c

  • SHA512

    2353d1c3732be5f9fdcc978a0be95ac84ce2c85510c0b6aab33dba966e257fbba435842d9ab55f9f6e20270d32a77190c6f822755b8e712436455a4fb6c590f7

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\4818013e444d17aa9f9986dbb43aa41cd0ded6f6919f2583cf041d1a222cc89c.exe
    "C:\Users\Admin\AppData\Local\Temp\4818013e444d17aa9f9986dbb43aa41cd0ded6f6919f2583cf041d1a222cc89c.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2340
    • C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
      C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
      2⤵
      • Executes dropped EXE
      PID:2544
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\4818013e444d17aa9f9986dbb43aa41cd0ded6f6919f2583cf041d1a222cc89c.exe"
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:2688
      • C:\Windows\SysWOW64\PING.EXE
        ping 127.0.0.1
        3⤵
        • Runs ping.exe
        PID:1500

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

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

    MD5

    e6468a3c5cad56cd62f12797ce262638

    SHA1

    fdcae775ca71fb1362b0af4562d051193eaf8a56

    SHA256

    27c5456e01c13193c841b1ef7d2e7699c8ad5b73b4b78b5142698b2fb97a36e6

    SHA512

    aab7e8099821979ba9337d4efdaa37de32006c59d296a4feafbb6bb1172730b2f46669ff8c1946925f8c1804f8b3a65a266924947b3d5749a3c753e6f4a88346

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

    MD5

    e6468a3c5cad56cd62f12797ce262638

    SHA1

    fdcae775ca71fb1362b0af4562d051193eaf8a56

    SHA256

    27c5456e01c13193c841b1ef7d2e7699c8ad5b73b4b78b5142698b2fb97a36e6

    SHA512

    aab7e8099821979ba9337d4efdaa37de32006c59d296a4feafbb6bb1172730b2f46669ff8c1946925f8c1804f8b3a65a266924947b3d5749a3c753e6f4a88346