Analysis

  • max time kernel
    148s
  • max time network
    163s
  • platform
    windows7_x64
  • resource
    win7-en-20211208
  • submitted
    12-02-2022 08:26

General

  • Target

    0b08da90ab99d11eea7a89f4b1795fcf5d8bcfd94f78567691f02d340d66b156.exe

  • Size

    89KB

  • MD5

    b58c662a8afab003f8bb63a6130f5e01

  • SHA1

    0f1f3dc2fa55fa43ae44874c0be76ab009da22a0

  • SHA256

    0b08da90ab99d11eea7a89f4b1795fcf5d8bcfd94f78567691f02d340d66b156

  • SHA512

    2ae0047252326605303aac169d5fd4c3bc8db990c547e8f319aeb64ead86ab384a2cb6ee31010942a66b82b1acf0b3733f5ff3e1c0f678e7759d1c0ce2bc8e04

Malware Config

Signatures

  • Sakula

    Sakula is a remote access trojan with various capabilities.

  • Sakula Payload 2 IoCs
  • suricata: ET MALWARE SUSPICIOUS UA (iexplore)

    suricata: ET MALWARE SUSPICIOUS UA (iexplore)

  • suricata: ET MALWARE Sakula/Mivast RAT CnC Beacon 1

    suricata: ET MALWARE Sakula/Mivast RAT CnC Beacon 1

  • 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\0b08da90ab99d11eea7a89f4b1795fcf5d8bcfd94f78567691f02d340d66b156.exe
    "C:\Users\Admin\AppData\Local\Temp\0b08da90ab99d11eea7a89f4b1795fcf5d8bcfd94f78567691f02d340d66b156.exe"
    1⤵
    • Loads dropped DLL
    • Adds Run key to start application
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1888
    • C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
      C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
      2⤵
      • Executes dropped EXE
      PID:980
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\0b08da90ab99d11eea7a89f4b1795fcf5d8bcfd94f78567691f02d340d66b156.exe"
      2⤵
      • Deletes itself
      • Suspicious use of WriteProcessMemory
      PID:1484
      • C:\Windows\SysWOW64\PING.EXE
        ping 127.0.0.1
        3⤵
        • Runs ping.exe
        PID:1800

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
    MD5

    db49f5b6f72d5ae849745ecd0f3f8162

    SHA1

    a069fa20f6f2da510ccc568a4579fbbedeb4b2ac

    SHA256

    e3323ef74dd119a256c2f99398c0967e23f7a2e8b419b7ecbbb6bec237120084

    SHA512

    d705971d876069cf158ddb173ae982c8d3ae476388c053daffc5ca0ea5c95f20cb785ceeeb31fa44a15e1c6190cd33d15cc9ea95ee5f22414972ec8f52bb858f

  • \Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
    MD5

    db49f5b6f72d5ae849745ecd0f3f8162

    SHA1

    a069fa20f6f2da510ccc568a4579fbbedeb4b2ac

    SHA256

    e3323ef74dd119a256c2f99398c0967e23f7a2e8b419b7ecbbb6bec237120084

    SHA512

    d705971d876069cf158ddb173ae982c8d3ae476388c053daffc5ca0ea5c95f20cb785ceeeb31fa44a15e1c6190cd33d15cc9ea95ee5f22414972ec8f52bb858f

  • memory/1888-54-0x0000000076071000-0x0000000076073000-memory.dmp
    Filesize

    8KB