Overview

overview

10

Static

static

10

04d3415c5f...f2.exe

windows7_x64

10

04d3415c5f...f2.exe

windows10-2004_x64

10

Analysis

  • max time kernel
    151s
  • max time network
    176s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-en-20220113
  • submitted
    12-02-2022 11:16

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General

  • Target

    04d3415c5fd7ba2854f244e83d9f5012a4c9044f5517847a81f0d17e35bb40f2.exe

  • Size

    150KB

  • MD5

    cbd00ac3ea7fb49eed57a5d19b1d60da

  • SHA1

    d07f81e9d4aabc8591ab94e860eae9e6fb2a2359

  • SHA256

    04d3415c5fd7ba2854f244e83d9f5012a4c9044f5517847a81f0d17e35bb40f2

  • SHA512

    f96a99d1541b3cc3d41bcad2490febd12d973206fc90de65f3a3106419cef8f449242ebd26b62f0e27bd507e7c57d7f9145ed88c42b5e2e3031dcabbaee91750

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\04d3415c5fd7ba2854f244e83d9f5012a4c9044f5517847a81f0d17e35bb40f2.exe
    "C:\Users\Admin\AppData\Local\Temp\04d3415c5fd7ba2854f244e83d9f5012a4c9044f5517847a81f0d17e35bb40f2.exe"
    1⤵
    • Checks computer location settings
    • Adds Run key to start application
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:3292
    • C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
      C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
      2⤵
      • Executes dropped EXE
      PID:1580
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\04d3415c5fd7ba2854f244e83d9f5012a4c9044f5517847a81f0d17e35bb40f2.exe"
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:3900
      • C:\Windows\SysWOW64\PING.EXE
        ping 127.0.0.1
        3⤵
        • Runs ping.exe
        PID:1876
  • 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:2168
  • 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:4184

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

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

    bf005bdcf06cfc9653af96d341a2d916

    SHA1

    3027142c4c5a9e5b96d8cdbf5f0db21e548a4e72

    SHA256

    35275d074c0ae8a6973d130e31438aea33b21fd58aab7b95c4019e282afeb590

    SHA512

    4dc07caed02dbf70e18c521d7f3ae64720a859794223b122ef1e92509fb009596c7df1484807e02f8ea2598aaf4d4b79a7814bc9793fc4ec8caa7dee47ab5d95

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

    bf005bdcf06cfc9653af96d341a2d916

    SHA1

    3027142c4c5a9e5b96d8cdbf5f0db21e548a4e72

    SHA256

    35275d074c0ae8a6973d130e31438aea33b21fd58aab7b95c4019e282afeb590

    SHA512

    4dc07caed02dbf70e18c521d7f3ae64720a859794223b122ef1e92509fb009596c7df1484807e02f8ea2598aaf4d4b79a7814bc9793fc4ec8caa7dee47ab5d95

    Download Submit
  • memory/2168-132-0x000001DBE4730000-0x000001DBE4740000-memory.dmp
    Filesize

    64KB

    Download
  • memory/2168-133-0x000001DBE4790000-0x000001DBE47A0000-memory.dmp
    Filesize

    64KB

    Download
  • memory/2168-134-0x000001DBE7470000-0x000001DBE7474000-memory.dmp
    Filesize

    16KB

    Download