Overview

overview

10

Static

static

10

0fa4a94252...51.exe

windows7_x64

10

0fa4a94252...51.exe

windows10-2004_x64

10

Analysis

  • max time kernel
    139s
  • max time network
    166s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-en-20220113
  • submitted
    12-02-2022 06:34

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General

  • Target

    0fa4a942528fe39e6f1efbb9d83f68e76d4ddc43c53befb352373c4da04d5751.exe

  • Size

    92KB

  • MD5

    7d0972f705811bcae4a49d09d7f89451

  • SHA1

    081e1798f47a5ec84b4c1c80561eec79fe398143

  • SHA256

    0fa4a942528fe39e6f1efbb9d83f68e76d4ddc43c53befb352373c4da04d5751

  • SHA512

    183d9f67e158749c60c43b62867da38739df0b8b8460602b04c933ad4c55c21932b94e55175a27d2d928b0d284667b6e9811356cf464289ab49bcc700ac0bc55

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\0fa4a942528fe39e6f1efbb9d83f68e76d4ddc43c53befb352373c4da04d5751.exe
    "C:\Users\Admin\AppData\Local\Temp\0fa4a942528fe39e6f1efbb9d83f68e76d4ddc43c53befb352373c4da04d5751.exe"
    1⤵
    • Checks computer location settings
    • Adds Run key to start application
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1016
    • C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
      C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
      2⤵
      • Executes dropped EXE
      PID:3916
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\0fa4a942528fe39e6f1efbb9d83f68e76d4ddc43c53befb352373c4da04d5751.exe"
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:1080
      • C:\Windows\SysWOW64\PING.EXE
        ping 127.0.0.1
        3⤵
        • Runs ping.exe
        PID:1608
  • 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:1516
  • 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:1244

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

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

    213382556627022603426d97437e29b7

    SHA1

    20c168254db904e276c949439fc6c3d0cd20977f

    SHA256

    08f942df40b6aae07b073edc43bc1c974ff7c5537db24865ef889fb9281d6de9

    SHA512

    8fc8d0ede42f7c94159fdeda08d9f9303715371dd5f6f72e6a184856139e00e29a563e1366db56669bf777300db7795ed27f4e942a3bb9549d30105a4b31dca9

    Download Submit

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

    213382556627022603426d97437e29b7

    SHA1

    20c168254db904e276c949439fc6c3d0cd20977f

    SHA256

    08f942df40b6aae07b073edc43bc1c974ff7c5537db24865ef889fb9281d6de9

    SHA512

    8fc8d0ede42f7c94159fdeda08d9f9303715371dd5f6f72e6a184856139e00e29a563e1366db56669bf777300db7795ed27f4e942a3bb9549d30105a4b31dca9

    Download Submit

  • memory/1516-132-0x000001B888D30000-0x000001B888D40000-memory.dmp

    Filesize

    64KB

    Download

  • memory/1516-133-0x000001B888D90000-0x000001B888DA0000-memory.dmp

    Filesize

    64KB

    Download

  • memory/1516-134-0x000001B88BA70000-0x000001B88BA74000-memory.dmp

    Filesize

    16KB

    Download