Overview

overview

10

Static

static

3

fd9c0fb6f4...77.exe

windows7-x64

8

fd9c0fb6f4...77.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    d0da590b7edbc0da19fb22989e74094a.bin

  • Size

    938KB

  • Sample

    240910-cbbkva1fnq

  • MD5

    87869d3c1fdab0657a2f7f1a2e33735d

  • SHA1

    605956acb343c90571b1ac38d3939cc11db5ef76

  • SHA256

    7b680538ff7c476f84a714a074991c165c6b77677066897f68ce8100dbf87a21

  • SHA512

    c632fa454ebe5904ad30142497164ec63c4835e3bf0dd7023aa9cc2c269ea8494a760d6106fd68a0d835d29692b3414f242a5c24826adbcd97d417542ebfcdfa

  • SSDEEP

    12288:yilU6cRbPjyNUqyPOLHNAOkX1HXlKxEMXL9K8DI3Bht+UpFPprHOIO4cq8k+E+bz:BU68b7ynJjkls7XpiRtFhrHLOFhZnd

Score
10/10
remcosududiscoveryexecutionrat

Malware Config

Extracted

Family

remcos

Botnet

udu

C2

UDUM.WORK.GD:2431

Attributes
  • audio_folder

    MicRecords

  • audio_record_time

    5

  • connect_delay

    0

  • connect_interval

    1

  • copy_file

    remcos.exe

  • copy_folder

    vlc

  • delete_file

    false

  • hide_file

    false

  • hide_keylog_file

    false

  • install_flag

    false

  • keylog_crypt

    true

  • keylog_file

    logs.dat

  • keylog_flag

    false

  • keylog_folder

    sos

  • mouse_option

    false

  • mutex

    udm-2WYU92

  • screenshot_crypt

    false

  • screenshot_flag

    false

  • screenshot_folder

    Screenshots

  • screenshot_path

    %AppData%

  • screenshot_time

    10

  • take_screenshot_option

    false

  • take_screenshot_time

    5

Targets

    • Target

      fd9c0fb6f463cee4975445c4ff19301daeed95a081f0428c5ef7aad815dd7277.exe

    • Size

      993KB

    • MD5

      d0da590b7edbc0da19fb22989e74094a

    • SHA1

      96ebe02b6e7499acdf741aa1a770511345532cf3

    • SHA256

      fd9c0fb6f463cee4975445c4ff19301daeed95a081f0428c5ef7aad815dd7277

    • SHA512

      6f7547230d5e005b6a9f04db0cb0c64c501dacf6f4836b1061f6dc2135ab8a06f06a1c5d7f90bd87491b534e4bfc20068d498b55bf896d63058ec8035df03a9b

    • SSDEEP

      24576:SUobyDHF8HpzkLmV4ZDeLnmx/E/oLZT2nGr4oI6:DZKJILmVmeKx8gZlI

    Score
    10/10
    discoveryexecutionremcosudurat

    • Remcos

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

      ratremcos

    • Command and Scripting Interpreter: PowerShell

      Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

      execution

    • Checks computer location settings

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

    • Suspicious use of SetThreadContext

    behavioral1behavioral2

MITRE ATT&CK Enterprise v15

Tasks