Analysis

  • max time kernel
    147s
  • max time network
    159s
  • platform
    windows10_x64
  • resource
    win10-en-20211208
  • submitted
    31-01-2022 00:57

General

  • Target

    412923a77ce64d851568c6e38fe78efb804ad38fe3ed11eb174338724117ee05.exe

  • Size

    79KB

  • MD5

    0ae8ace203031f32e9b1ac5696c0c070

  • SHA1

    11f2f2efff557e645d4dd23c5750d3104f6cc851

  • SHA256

    412923a77ce64d851568c6e38fe78efb804ad38fe3ed11eb174338724117ee05

  • SHA512

    ca182e2fea011355ae702a444beafe2d37391fd3d416f7cdfaf9fe38fe6b6518ed120bca29106cf3fa851069bc17f1305d6089190a14edc35b62ea7e9e546428

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\412923a77ce64d851568c6e38fe78efb804ad38fe3ed11eb174338724117ee05.exe
    "C:\Users\Admin\AppData\Local\Temp\412923a77ce64d851568c6e38fe78efb804ad38fe3ed11eb174338724117ee05.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:60
    • C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
      C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
      2⤵
      • Executes dropped EXE
      PID:8
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\412923a77ce64d851568c6e38fe78efb804ad38fe3ed11eb174338724117ee05.exe"
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:4360
      • C:\Windows\SysWOW64\PING.EXE
        ping 127.0.0.1
        3⤵
        • Runs ping.exe
        PID:4436

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

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

    MD5

    b13e052a32c9b3df03f2a575d40281e4

    SHA1

    fef5291680a1c26c2f6fcc275ded9e602f659ca3

    SHA256

    9a4e219caf08ac296910eb5be9f47187b742ae587bfe68f75d5cb72b7ea963cc

    SHA512

    b37ae3c285a7a24f21a214da382e009601422606b0efb0f00ce93a2c727b6d8a978f454feffd3fdff6185640112be526c29a150e52a7e5a6e166c7143dbc0845

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

    MD5

    b13e052a32c9b3df03f2a575d40281e4

    SHA1

    fef5291680a1c26c2f6fcc275ded9e602f659ca3

    SHA256

    9a4e219caf08ac296910eb5be9f47187b742ae587bfe68f75d5cb72b7ea963cc

    SHA512

    b37ae3c285a7a24f21a214da382e009601422606b0efb0f00ce93a2c727b6d8a978f454feffd3fdff6185640112be526c29a150e52a7e5a6e166c7143dbc0845