Analysis

  • max time kernel
    162s
  • max time network
    182s
  • platform
    windows7_x64
  • resource
    win7-en-20211208
  • submitted
    12-02-2022 05:17

General

  • Target

    1331ef20229f2b1208b53523e30309f7995d25ec6ea59352ce39a4c7026c5117.exe

  • Size

    176KB

  • MD5

    8a7af03e59a5513ef423f5293a362f74

  • SHA1

    6d00d269c6bf4c18460c5556aaacbca042d36359

  • SHA256

    1331ef20229f2b1208b53523e30309f7995d25ec6ea59352ce39a4c7026c5117

  • SHA512

    9ad8adea4e971b70822e7f8024e63c20b0c604f4838b47a90169a5f7fafdb84a7ec6bfaa5b474f174d0a21f99a41fc86827a262e1015f4fd9354f524280c9bd5

Malware Config

Signatures

  • Sakula

    Sakula is a remote access trojan with various capabilities.

  • Sakula Payload 4 IoCs
  • Executes dropped EXE 1 IoCs
  • Deletes itself 1 IoCs
  • Loads dropped DLL 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 12 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\1331ef20229f2b1208b53523e30309f7995d25ec6ea59352ce39a4c7026c5117.exe
    "C:\Users\Admin\AppData\Local\Temp\1331ef20229f2b1208b53523e30309f7995d25ec6ea59352ce39a4c7026c5117.exe"
    1⤵
    • Loads dropped DLL
    • Adds Run key to start application
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:944
    • C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
      C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
      2⤵
      • Executes dropped EXE
      PID:1680
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\1331ef20229f2b1208b53523e30309f7995d25ec6ea59352ce39a4c7026c5117.exe"
      2⤵
      • Deletes itself
      • Suspicious use of WriteProcessMemory
      PID:1952
      • C:\Windows\SysWOW64\PING.EXE
        ping 127.0.0.1
        3⤵
        • Runs ping.exe
        PID:1600

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

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

    MD5

    58d8aeff6ea53706057e2a395e881f81

    SHA1

    6cb06c54d663eecf4697c962a337256fe82cba23

    SHA256

    f07f6138ef6f1c874a9c28ac8873dfe248c4568b969f967bbcb6d11b2a9da58a

    SHA512

    31762e91c0ccc9a992039debb272d2cccaa4c23a7d3210ee42cfd09d7662fe6b7b9974e61b79716a460496b1933ac6c0a524a9cbc0442e597fc05670b768a813

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

    MD5

    58d8aeff6ea53706057e2a395e881f81

    SHA1

    6cb06c54d663eecf4697c962a337256fe82cba23

    SHA256

    f07f6138ef6f1c874a9c28ac8873dfe248c4568b969f967bbcb6d11b2a9da58a

    SHA512

    31762e91c0ccc9a992039debb272d2cccaa4c23a7d3210ee42cfd09d7662fe6b7b9974e61b79716a460496b1933ac6c0a524a9cbc0442e597fc05670b768a813

  • memory/944-55-0x0000000074EC1000-0x0000000074EC3000-memory.dmp

    Filesize

    8KB

  • memory/944-59-0x0000000000400000-0x0000000000420000-memory.dmp

    Filesize

    128KB

  • memory/1680-60-0x0000000000400000-0x0000000000420000-memory.dmp

    Filesize

    128KB