Analysis

  • max time kernel
    118s
  • max time network
    122s
  • platform
    windows7_x64
  • resource
    win7-en-20211208
  • submitted
    12-02-2022 05:09

General

  • Target

    138bdca4ab80dcdf13365b2a7985fbc9c1b89f9bf30a0f2c633b0a4385869020.exe

  • Size

    60KB

  • MD5

    b1308076e4d2df8899207a8d555142c6

  • SHA1

    cad0ac8d5c3daf37f31ff238fe1efd45fcfa299b

  • SHA256

    138bdca4ab80dcdf13365b2a7985fbc9c1b89f9bf30a0f2c633b0a4385869020

  • SHA512

    bc22f4342075134a9fc519648d459ea4c84dbee94107528fa32faa3354ff4949ebdcb616f51c1daab331749a1b3d8dd1754d79d271268ae16131dc5127d20577

Malware Config

Signatures

  • Sakula

    Sakula is a remote access trojan with various capabilities.

  • Executes dropped EXE 1 IoCs
  • Deletes itself 1 IoCs
  • Loads dropped DLL 2 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\138bdca4ab80dcdf13365b2a7985fbc9c1b89f9bf30a0f2c633b0a4385869020.exe
    "C:\Users\Admin\AppData\Local\Temp\138bdca4ab80dcdf13365b2a7985fbc9c1b89f9bf30a0f2c633b0a4385869020.exe"
    1⤵
    • Loads dropped DLL
    • Adds Run key to start application
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1668
    • C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
      C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
      2⤵
      • Executes dropped EXE
      PID:1468
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\138bdca4ab80dcdf13365b2a7985fbc9c1b89f9bf30a0f2c633b0a4385869020.exe"
      2⤵
      • Deletes itself
      • Suspicious use of WriteProcessMemory
      PID:276
      • C:\Windows\SysWOW64\PING.EXE
        ping 127.0.0.1
        3⤵
        • Runs ping.exe
        PID:1256

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

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

    MD5

    fba3a05c63ae6b133c924f5f34bdc669

    SHA1

    c1346b35e601dbca5e0965fe214ab45274d9bec2

    SHA256

    ad1d6d70601054f0dedcee5f0fdda5ca729410d7c61e2ba33cb0ed3440dab4d7

    SHA512

    3f714b729d9d552c5856d21f7ab5e0847637e35d4d63cb25954e289d41cffa696300be67bcbb0595caae563c323b4d425d492436b52cfcb4448e32e9d524706d

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

    MD5

    fba3a05c63ae6b133c924f5f34bdc669

    SHA1

    c1346b35e601dbca5e0965fe214ab45274d9bec2

    SHA256

    ad1d6d70601054f0dedcee5f0fdda5ca729410d7c61e2ba33cb0ed3440dab4d7

    SHA512

    3f714b729d9d552c5856d21f7ab5e0847637e35d4d63cb25954e289d41cffa696300be67bcbb0595caae563c323b4d425d492436b52cfcb4448e32e9d524706d

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

    MD5

    fba3a05c63ae6b133c924f5f34bdc669

    SHA1

    c1346b35e601dbca5e0965fe214ab45274d9bec2

    SHA256

    ad1d6d70601054f0dedcee5f0fdda5ca729410d7c61e2ba33cb0ed3440dab4d7

    SHA512

    3f714b729d9d552c5856d21f7ab5e0847637e35d4d63cb25954e289d41cffa696300be67bcbb0595caae563c323b4d425d492436b52cfcb4448e32e9d524706d

  • memory/1668-54-0x0000000075B51000-0x0000000075B53000-memory.dmp

    Filesize

    8KB