Overview

overview

10

Static

static

10

097a8ed90a...91.exe

windows7_x64

10

097a8ed90a...91.exe

windows10-2004_x64

10

Analysis

  • max time kernel
    144s
  • max time network
    156s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-en-20220113
  • submitted
    12-02-2022 09:37

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General

  • Target

    097a8ed90afb8dedc7b13388ea4d52575bbe7ed205a47404e0b2f8da7517c391.exe

  • Size

    150KB

  • MD5

    0e13dc38a1c254d86971d44ff82cc093

  • SHA1

    504bd1053f805bcecea0ba4e1ea7ed2b3ab37e61

  • SHA256

    097a8ed90afb8dedc7b13388ea4d52575bbe7ed205a47404e0b2f8da7517c391

  • SHA512

    9bc7daf8ed4d4268832aaf4e29b5ed4c4d0208a5bf9a585f4524bff4f4973eff9456719b8b7cf333ddd25ac661558a181008f946e7d09f2c47d57057020d834f

Score
10/10
sakulapersistenceratsuricatatrojan

Malware Config

Signatures

  • Sakula

    Sakula is a remote access trojan with various capabilities.

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

    suricata: ET MALWARE SUSPICIOUS UA (iexplore)

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

    suricata: ET MALWARE Sakula/Mivast RAT CnC Beacon 1

    suricata
  • Executes dropped EXE 1 IoCs
  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Adds Run key to start application 2 TTPs 1 IoCs
    persistence
  • Drops file in Windows directory 8 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 64 IoCs
  • Suspicious use of WriteProcessMemory 9 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\097a8ed90afb8dedc7b13388ea4d52575bbe7ed205a47404e0b2f8da7517c391.exe
    "C:\Users\Admin\AppData\Local\Temp\097a8ed90afb8dedc7b13388ea4d52575bbe7ed205a47404e0b2f8da7517c391.exe"
    1⤵
    • Checks computer location settings
    • Adds Run key to start application
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1576
    • C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
      C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
      2⤵
      • Executes dropped EXE
      PID:1348
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\097a8ed90afb8dedc7b13388ea4d52575bbe7ed205a47404e0b2f8da7517c391.exe"
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:2864
      • C:\Windows\SysWOW64\PING.EXE
        ping 127.0.0.1
        3⤵
        • Runs ping.exe
        PID:2020
  • C:\Windows\system32\svchost.exe
    C:\Windows\system32\svchost.exe -k netsvcs -p -s wuauserv
    1⤵
    • Drops file in Windows directory
    • Suspicious use of AdjustPrivilegeToken
    PID:2576
  • C:\Windows\winsxs\amd64_microsoft-windows-servicingstack_31bf3856ad364e35_10.0.19041.1220_none_7e21bc567c7ed16b\TiWorker.exe
    C:\Windows\winsxs\amd64_microsoft-windows-servicingstack_31bf3856ad364e35_10.0.19041.1220_none_7e21bc567c7ed16b\TiWorker.exe -Embedding
    1⤵
    • Drops file in Windows directory
    • Suspicious use of AdjustPrivilegeToken
    PID:4232

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

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

    51d7488ebc0885ef71ef5f9242c8a35e

    SHA1

    470aa0472101bba4d747bad3b932b8bb3fc38856

    SHA256

    521a41735fd4585841cc037cb12163e1641fcbfcfd356c1c4947df177118f004

    SHA512

    2f78ac972b463ebe6243e3fa6fa83af21430d90e4a82b3d1f85eb5b434df5efd886a8ef050effdb8a810ee07d0800f1e019d5b4be406eae523642b14c0d2886e

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

    51d7488ebc0885ef71ef5f9242c8a35e

    SHA1

    470aa0472101bba4d747bad3b932b8bb3fc38856

    SHA256

    521a41735fd4585841cc037cb12163e1641fcbfcfd356c1c4947df177118f004

    SHA512

    2f78ac972b463ebe6243e3fa6fa83af21430d90e4a82b3d1f85eb5b434df5efd886a8ef050effdb8a810ee07d0800f1e019d5b4be406eae523642b14c0d2886e

    Download Submit
  • memory/2576-135-0x000002AF72DA0000-0x000002AF72DB0000-memory.dmp
    Filesize

    64KB

    Download
  • memory/2576-136-0x000002AF73420000-0x000002AF73430000-memory.dmp
    Filesize

    64KB

    Download
  • memory/2576-137-0x000002AF75B20000-0x000002AF75B24000-memory.dmp
    Filesize

    16KB

    Download