Overview

overview

10

Static

static

10

13cd7918b9...c4.exe

windows7_x64

10

13cd7918b9...c4.exe

windows10-2004_x64

10

Analysis

  • max time kernel
    143s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-en-20220113
  • submitted
    12-02-2022 05:02

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General

  • Target

    13cd7918b96b5413fae5c52369dd7d3e4cd186b364c0ce772f6da4f9dd1bffc4.exe

  • Size

    92KB

  • MD5

    53b26ba7c8ec25b6828aaa3a776adeab

  • SHA1

    498ce435b813cf8502982345a9494c197df1cd3d

  • SHA256

    13cd7918b96b5413fae5c52369dd7d3e4cd186b364c0ce772f6da4f9dd1bffc4

  • SHA512

    04c627a24eed6a818fdc5f83a4a9513d0a04b1727a00e785136616662cfac2eca7b320cf2c91188da4102db5f81bd84dc0a42a8235568c8cb779f4dac61bd6c6

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\13cd7918b96b5413fae5c52369dd7d3e4cd186b364c0ce772f6da4f9dd1bffc4.exe
    "C:\Users\Admin\AppData\Local\Temp\13cd7918b96b5413fae5c52369dd7d3e4cd186b364c0ce772f6da4f9dd1bffc4.exe"
    1⤵
    • Checks computer location settings
    • Adds Run key to start application
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:4348
    • C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
      C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
      2⤵
      • Executes dropped EXE
      PID:4736
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\13cd7918b96b5413fae5c52369dd7d3e4cd186b364c0ce772f6da4f9dd1bffc4.exe"
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:4116
      • C:\Windows\SysWOW64\PING.EXE
        ping 127.0.0.1
        3⤵
        • Runs ping.exe
        PID:3160
  • 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:2580
  • 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:3232

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

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

    213f94f1629428c8a11f0785db80e7c8

    SHA1

    d93ecdc4e22d22bd01d55824aa8252722beea242

    SHA256

    3c26544a300a9c19b39ef60d21e61b9e7b3b1a45521b25fa76efc401d9e8733d

    SHA512

    fd1d600ad1d8d665843159cc779d8ebd61cdafedb813f376eb4b88f77c50a937b9108c1eb7fd0b2dca5f709b9cce57066361823a8e67398462eadac5b28e843d

    Download Submit

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

    213f94f1629428c8a11f0785db80e7c8

    SHA1

    d93ecdc4e22d22bd01d55824aa8252722beea242

    SHA256

    3c26544a300a9c19b39ef60d21e61b9e7b3b1a45521b25fa76efc401d9e8733d

    SHA512

    fd1d600ad1d8d665843159cc779d8ebd61cdafedb813f376eb4b88f77c50a937b9108c1eb7fd0b2dca5f709b9cce57066361823a8e67398462eadac5b28e843d

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  • memory/2580-132-0x00000165789A0000-0x00000165789B0000-memory.dmp

    Filesize

    64KB

    Download

  • memory/2580-133-0x0000016578F20000-0x0000016578F30000-memory.dmp

    Filesize

    64KB

    Download

  • memory/2580-134-0x000001657B620000-0x000001657B624000-memory.dmp

    Filesize

    16KB

    Download