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Overview

overview

10

Static

static

3

afe3d8e885...18.exe

windows7-x64

10

afe3d8e885...18.exe

windows10-2004-x64

10

Analysis

  • max time kernel
    150s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    29/11/2024, 07:58

Sharing

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General

  • Target

    afe3d8e88524538f78ed9ba5a6199f52_JaffaCakes118.exe

  • Size

    498KB

  • MD5

    afe3d8e88524538f78ed9ba5a6199f52

  • SHA1

    3e5d65019e2a779a72c107f9c5619c13f00085bf

  • SHA256

    6306a84af848d10856e8dc13e9d0000d32dcaa129be195ede37eadda4cd7e3f3

  • SHA512

    1f4ab1052d6cd3c8ed4c70c13e43e20ab3d6652a89ddfa20a97639918b5dccde59911a90c3ee69aa9131fc8bb0c85a026dcb4ad9048886b3dbe0c512401f4760

  • SSDEEP

    12288:ILPffRB7Yg1iBWgG/aeIo1qI6YGpD9FMRabhJ:ILnJB+G/aRIqvYGHFMRaNJ

Score
10/10
remcosfud-my-assdiscoveryrat

Malware Config

Extracted

Family

remcos

Version

3.2.0 Light

Botnet

FUD-MY-ASS

C2

www.pakchoob.me:2404

Attributes
  • audio_folder

    MicRecords

  • audio_path

    %AppData%

  • audio_record_time

    5

  • connect_delay

    0

  • connect_interval

    1

  • copy_file

    remcos.exe

  • copy_folder

    Remcos

  • delete_file

    false

  • hide_file

    false

  • hide_keylog_file

    true

  • install_flag

    false

  • install_path

    %AppData%

  • keylog_crypt

    true

  • keylog_file

    logs.dat

  • keylog_flag

    false

  • keylog_folder

    date

  • keylog_path

    %AppData%

  • mouse_option

    false

  • mutex

    microsoft-DJ5JTY

  • screenshot_crypt

    false

  • screenshot_flag

    false

  • screenshot_folder

    Screenshots

  • screenshot_path

    %AppData%

  • screenshot_time

    10

  • startup_value

    Remcos

  • take_screenshot_option

    false

  • take_screenshot_time

    5

  • take_screenshot_title

    notepad;solitaire;

Signatures

  • Remcos

    Remcos is a closed-source remote control and surveillance software.

    ratremcos
  • Remcos family
    remcos
  • Suspicious use of SetThreadContext 1 IoCs
  • Program crash 1 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

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

    discovery
  • Suspicious behavior: MapViewOfSection 1 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\afe3d8e88524538f78ed9ba5a6199f52_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\afe3d8e88524538f78ed9ba5a6199f52_JaffaCakes118.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: MapViewOfSection
    • Suspicious use of WriteProcessMemory
    PID:1832
    • C:\Windows\SysWOW64\svchost.exe
      "C:\Users\Admin\AppData\Local\Temp\afe3d8e88524538f78ed9ba5a6199f52_JaffaCakes118.exe"
      2⤵
        PID:2708
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 1832 -s 312
        2⤵
        • Program crash
        PID:1224
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 184 -p 1832 -ip 1832
      1⤵
        PID:5004

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • memory/1832-1-0x00000000000A0000-0x00000000001A0000-memory.dmp

        Filesize

        1024KB

        Download

      • memory/1832-2-0x00000000005B0000-0x00000000005B2000-memory.dmp

        Filesize

        8KB

        Download

      • memory/2708-4-0x0000000000400000-0x0000000000470000-memory.dmp

        Filesize

        448KB

        Download

      • memory/2708-3-0x0000000000400000-0x0000000000470000-memory.dmp

        Filesize

        448KB

        Download

      • memory/2708-5-0x0000000000400000-0x0000000000470000-memory.dmp

        Filesize

        448KB

        Download

      • memory/2708-6-0x0000000000400000-0x0000000000470000-memory.dmp

        Filesize

        448KB

        Download

      • memory/2708-7-0x0000000000400000-0x0000000000470000-memory.dmp

        Filesize

        448KB

        Download

      • memory/2708-8-0x0000000000400000-0x0000000000470000-memory.dmp

        Filesize

        448KB

        Download