Overview

overview

10

Static

static

10

057e946b48...e0.exe

windows7_x64

10

057e946b48...e0.exe

windows10-2004_x64

10

Analysis

  • max time kernel
    164s
  • max time network
    180s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-en-20220113
  • submitted
    12-02-2022 11:01

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General

  • Target

    057e946b481892c3d207a3f13ebea74c08d6ada7a0faa54b28a84556f6d1cce0.exe

  • Size

    150KB

  • MD5

    ab643e0500f2f14866e7341c7fbd5b1a

  • SHA1

    bc7772ac4fbb55ffa0a961a28da97619473f7fcf

  • SHA256

    057e946b481892c3d207a3f13ebea74c08d6ada7a0faa54b28a84556f6d1cce0

  • SHA512

    aac219f949a3806a28f8ff309a398b4e1f7a6013490bac731e84afb6118946f42e115bd5a4d09a1ba69ebabd8512e39b4e0062e3466540fc492d666e6b202ba7

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\057e946b481892c3d207a3f13ebea74c08d6ada7a0faa54b28a84556f6d1cce0.exe
    "C:\Users\Admin\AppData\Local\Temp\057e946b481892c3d207a3f13ebea74c08d6ada7a0faa54b28a84556f6d1cce0.exe"
    1⤵
    • Checks computer location settings
    • Adds Run key to start application
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:4740
    • C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
      C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
      2⤵
      • Executes dropped EXE
      PID:4240
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\057e946b481892c3d207a3f13ebea74c08d6ada7a0faa54b28a84556f6d1cce0.exe"
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:4552
      • C:\Windows\SysWOW64\PING.EXE
        ping 127.0.0.1
        3⤵
        • Runs ping.exe
        PID:5088
  • 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:2208
  • 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:3208

Network

MITRE ATT&CK Enterprise v6

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Downloads

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

    2c61360aeb2b72b403c98a2ed228882a

    SHA1

    31c7510bf010fbea1734225f1cdbae8fbba9d27d

    SHA256

    2b54bbfd8546a4920ba1acdd7bdd74f0e459f97c68c168854c379a0a4c06a0a4

    SHA512

    b360fd0309b4dcbd0583e65f0b732b0f777b29ac95d81d65914e378bf3d1ea1dde68eb32028aa38fe0c86990e70756d0fff0eb3ab427315b4c97672aec7815fc

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

    2c61360aeb2b72b403c98a2ed228882a

    SHA1

    31c7510bf010fbea1734225f1cdbae8fbba9d27d

    SHA256

    2b54bbfd8546a4920ba1acdd7bdd74f0e459f97c68c168854c379a0a4c06a0a4

    SHA512

    b360fd0309b4dcbd0583e65f0b732b0f777b29ac95d81d65914e378bf3d1ea1dde68eb32028aa38fe0c86990e70756d0fff0eb3ab427315b4c97672aec7815fc

    Download Submit
  • memory/2208-132-0x0000017D19C20000-0x0000017D19C30000-memory.dmp
    Filesize

    64KB

    Download
  • memory/2208-133-0x0000017D19C80000-0x0000017D19C90000-memory.dmp
    Filesize

    64KB

    Download
  • memory/2208-134-0x0000017D1C340000-0x0000017D1C344000-memory.dmp
    Filesize

    16KB

    Download