Analysis

  • max time kernel
    125s
  • max time network
    135s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    08-11-2024 23:10

General

  • Target

    5c7f8b81d0678a3d9621b004b296602dde72934fea4bc7544e4d22400e2ab37f.exe

  • Size

    92KB

  • MD5

    5237e96881dc205e761b920550a3ae0f

  • SHA1

    1a2eba62f37ffacf0311d0b8d535526c90254c21

  • SHA256

    5c7f8b81d0678a3d9621b004b296602dde72934fea4bc7544e4d22400e2ab37f

  • SHA512

    82079d87e00ebfd9fd7a81b10a838726ba06323dfea95ba008393a961a3770a1ba857fa867f4a9ce40bd36426053895980929dc41050e9232a7667f2b9d1b15d

  • SSDEEP

    1536:R7M3BhP/E9y9f/zMGv/4P6bR1ik5J/lEuU0Ay2s+eHxCEtkz30rtrs:O3BN+IfRO6bRnlZAvHcxCEtg30Bw

Malware Config

Signatures

  • Sakula

    Sakula is a remote access trojan with various capabilities.

  • Sakula family
  • Sakula payload 1 IoCs
  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Executes dropped EXE 1 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • System Location Discovery: System Language Discovery 1 TTPs 4 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 2 IoCs

    Adversaries may check for Internet connectivity on compromised systems.

  • Runs ping.exe 1 TTPs 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 9 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\5c7f8b81d0678a3d9621b004b296602dde72934fea4bc7544e4d22400e2ab37f.exe
    "C:\Users\Admin\AppData\Local\Temp\5c7f8b81d0678a3d9621b004b296602dde72934fea4bc7544e4d22400e2ab37f.exe"
    1⤵
    • Checks computer location settings
    • Adds Run key to start application
    • System Location Discovery: System Language Discovery
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:864
    • C:\Users\Admin\AppData\Local\Temp\MicroMedia\AdobeUpdate.exe
      C:\Users\Admin\AppData\Local\Temp\MicroMedia\AdobeUpdate.exe
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      PID:2968
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\5c7f8b81d0678a3d9621b004b296602dde72934fea4bc7544e4d22400e2ab37f.exe"
      2⤵
      • System Location Discovery: System Language Discovery
      • System Network Configuration Discovery: Internet Connection Discovery
      • Suspicious use of WriteProcessMemory
      PID:3272
      • C:\Windows\SysWOW64\PING.EXE
        ping 127.0.0.1
        3⤵
        • System Location Discovery: System Language Discovery
        • System Network Configuration Discovery: Internet Connection Discovery
        • Runs ping.exe
        PID:3956

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

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

    Filesize

    92KB

    MD5

    06c33f72d346aa479ff9ea9cb2e9c447

    SHA1

    60d9c7e6782d4ee32b1dc3e077993bd92158ea21

    SHA256

    d0cb69cd57015a43c07aeb1cdf8934d2c49d1c7372106d8ead193a2f7c493baa

    SHA512

    5a7b7ad137cfbf7c66410ef52a2da9b5b9b31c24a490812a836755f1bd7e103ff8ee1e11eae6943e094e7fb5c026d0440fe9a5ebb007d3b6ff81266e60027381