Overview

overview

10

Static

static

10

035676efd6...f2.exe

windows7_x64

10

035676efd6...f2.exe

windows10-2004_x64

10

Analysis

  • max time kernel
    145s
  • max time network
    174s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-en-20220113
  • submitted
    12-02-2022 11:49

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General

  • Target

    035676efd67bc34354bab7d13c1743c9bf853dd4ef491d002abc656d7058cbf2.exe

  • Size

    92KB

  • MD5

    dba0251115ca7371bbe443a3f353dd1f

  • SHA1

    85a4ff509730baf594718b88ce278e49508c8276

  • SHA256

    035676efd67bc34354bab7d13c1743c9bf853dd4ef491d002abc656d7058cbf2

  • SHA512

    3863ee0edd432af4a07de9ec3147caca719142875f155b290cd2540439f5167935505826b0dfcb23c789a9cb66f475d94a6eea880f87e8968c0179df1eadb999

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\035676efd67bc34354bab7d13c1743c9bf853dd4ef491d002abc656d7058cbf2.exe
    "C:\Users\Admin\AppData\Local\Temp\035676efd67bc34354bab7d13c1743c9bf853dd4ef491d002abc656d7058cbf2.exe"
    1⤵
    • Checks computer location settings
    • Adds Run key to start application
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:4800
    • C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
      C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
      2⤵
      • Executes dropped EXE
      PID:3428
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\035676efd67bc34354bab7d13c1743c9bf853dd4ef491d002abc656d7058cbf2.exe"
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:3264
      • C:\Windows\SysWOW64\PING.EXE
        ping 127.0.0.1
        3⤵
        • Runs ping.exe
        PID:2384
  • 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:4360
  • 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:404

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

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

    9b2a201cd92da51ad530384b299efb99

    SHA1

    b8a9149505a429acfc9e27b9ccf6e5c48652c0be

    SHA256

    7591e80e76687ff06a225148ae12d21afd7684c29e213af8994695b727939a31

    SHA512

    f7b4d60b80948ecb00ddd11dfcf3ba40e25a24825887b6c7e8b6f950ae69208da65b1530308cbe9f9a5ed0ae30b5d653d85594f18375399c699717c5600e8a15

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

    9b2a201cd92da51ad530384b299efb99

    SHA1

    b8a9149505a429acfc9e27b9ccf6e5c48652c0be

    SHA256

    7591e80e76687ff06a225148ae12d21afd7684c29e213af8994695b727939a31

    SHA512

    f7b4d60b80948ecb00ddd11dfcf3ba40e25a24825887b6c7e8b6f950ae69208da65b1530308cbe9f9a5ed0ae30b5d653d85594f18375399c699717c5600e8a15

    Download Submit
  • memory/4360-132-0x0000023D437A0000-0x0000023D437B0000-memory.dmp
    Filesize

    64KB

    Download
  • memory/4360-133-0x0000023D43F60000-0x0000023D43F70000-memory.dmp
    Filesize

    64KB

    Download
  • memory/4360-134-0x0000023D46B80000-0x0000023D46B84000-memory.dmp
    Filesize

    16KB

    Download