Analysis

  • max time kernel
    139s
  • max time network
    124s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    02-11-2024 10:04

General

  • Target

    71b0e18fa8f12317ab7b36920c60c60c5533ede5f247f3b5dd69e8b748bfb8aeN.exe

  • Size

    632KB

  • MD5

    ab00e65bbf49bb4f590d31f7ab6cc8d0

  • SHA1

    3cc0bf1cb50a1bcbe5df5a7c0ee03dd8834e139a

  • SHA256

    71b0e18fa8f12317ab7b36920c60c60c5533ede5f247f3b5dd69e8b748bfb8ae

  • SHA512

    ff7b6709d74d7895cfa60e2f2297fb846a9d6517929a5a469b76f4b1c4e73262a0ab5189e6f71a15fbf1ecff673edd2322b1d0188ffbe5aa4a614bc82884ac67

  • SSDEEP

    12288:0RfQn+w8EYiBlMkn5f9J105ko8T6csV5H:g4+wlYBsb3zNs5H

Malware Config

Extracted

Family

sakula

C2

www.polarroute.com

Signatures

  • Sakula

    Sakula is a remote access trojan with various capabilities.

  • Sakula family
  • Sakula payload 4 IoCs
  • Deletes itself 1 IoCs
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 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 12 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\71b0e18fa8f12317ab7b36920c60c60c5533ede5f247f3b5dd69e8b748bfb8aeN.exe
    "C:\Users\Admin\AppData\Local\Temp\71b0e18fa8f12317ab7b36920c60c60c5533ede5f247f3b5dd69e8b748bfb8aeN.exe"
    1⤵
    • Loads dropped DLL
    • Adds Run key to start application
    • System Location Discovery: System Language Discovery
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2224
    • C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
      C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      PID:2272
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\71b0e18fa8f12317ab7b36920c60c60c5533ede5f247f3b5dd69e8b748bfb8aeN.exe"
      2⤵
      • Deletes itself
      • System Location Discovery: System Language Discovery
      • System Network Configuration Discovery: Internet Connection Discovery
      • Suspicious use of WriteProcessMemory
      PID:1760
      • 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:2596

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

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

    Filesize

    632KB

    MD5

    b9cf7e8b22868375b28dd03904d275b5

    SHA1

    ed8763ba2e3c1c9f1f6edc53b085455a5246ff6a

    SHA256

    cbe7253f69d18cf7bd252c9877f584fc74961148d670526178f031c3d1fb5cb8

    SHA512

    e795d65c50bcd10440dc45ba47bec345e4b20704fac8361f65f65d28e4195717c953f08aac67617ca3c07a7457dd9e6551183251add341e121781f141974b650

  • memory/2224-0-0x0000000000400000-0x0000000000420000-memory.dmp

    Filesize

    128KB

  • memory/2224-6-0x0000000000230000-0x0000000000250000-memory.dmp

    Filesize

    128KB

  • memory/2224-7-0x0000000000400000-0x0000000000420000-memory.dmp

    Filesize

    128KB

  • memory/2272-8-0x0000000000400000-0x0000000000420000-memory.dmp

    Filesize

    128KB