Overview

overview

10

Static

static

10

0e1f7a4593...e0.exe

windows7_x64

10

0e1f7a4593...e0.exe

windows10-2004_x64

10

Analysis

  • max time kernel
    131s
  • max time network
    143s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-en-20220113
  • submitted
    12-02-2022 07:14

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General

  • Target

    0e1f7a4593079a6edac8cb0e5e6a6808b153faaa9d02c49727c0e5490b4328e0.exe

  • Size

    92KB

  • MD5

    3ec4f774d1407d0acb5578c49ed1ea86

  • SHA1

    f920bb2c6079bb7a9dc65dd58672eac46c95cda7

  • SHA256

    0e1f7a4593079a6edac8cb0e5e6a6808b153faaa9d02c49727c0e5490b4328e0

  • SHA512

    0b74aea465a20cde46b04c5918935c366a1ffee9a3e35882ebc184af51ffa756bbf3eea7482e3c17b2d1817a413d4f8ebc29871a66c257804275a343a2019f23

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\0e1f7a4593079a6edac8cb0e5e6a6808b153faaa9d02c49727c0e5490b4328e0.exe
    "C:\Users\Admin\AppData\Local\Temp\0e1f7a4593079a6edac8cb0e5e6a6808b153faaa9d02c49727c0e5490b4328e0.exe"
    1⤵
    • Checks computer location settings
    • Adds Run key to start application
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:5028
    • C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
      C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
      2⤵
      • Executes dropped EXE
      PID:4344
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\0e1f7a4593079a6edac8cb0e5e6a6808b153faaa9d02c49727c0e5490b4328e0.exe"
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:1796
      • C:\Windows\SysWOW64\PING.EXE
        ping 127.0.0.1
        3⤵
        • Runs ping.exe
        PID:1740
  • 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:3548
  • 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:2160

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

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

    8781b3251e5facf86cd6d86a080fa5ef

    SHA1

    dc172469ff89b683f6bc27499993abaa7e322b6e

    SHA256

    5040560ea6cc74dd5ec2f3ccd612b3e7828bd774e66676a72480a26cff4b537c

    SHA512

    d6d4b4bd0ef47515a074f3d98e0fbdab868c0d1248151359c82b2db9671ada873f7396d18c54898dc58db0e9fe6e85afe5b4133676542a916ad609ae3c9906a8

    Download Submit

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

    8781b3251e5facf86cd6d86a080fa5ef

    SHA1

    dc172469ff89b683f6bc27499993abaa7e322b6e

    SHA256

    5040560ea6cc74dd5ec2f3ccd612b3e7828bd774e66676a72480a26cff4b537c

    SHA512

    d6d4b4bd0ef47515a074f3d98e0fbdab868c0d1248151359c82b2db9671ada873f7396d18c54898dc58db0e9fe6e85afe5b4133676542a916ad609ae3c9906a8

    Download Submit

  • memory/3548-132-0x000001D95B170000-0x000001D95B180000-memory.dmp

    Filesize

    64KB

    Download

  • memory/3548-133-0x000001D95B720000-0x000001D95B730000-memory.dmp

    Filesize

    64KB

    Download

  • memory/3548-134-0x000001D95DDF0000-0x000001D95DDF4000-memory.dmp

    Filesize

    16KB

    Download