General

  • Target

    My Nigga.exe

  • Size

    469KB

  • Sample

    221205-tdxdrsha5t

  • MD5

    82602aed5a4328fd0f432ac95f05a500

  • SHA1

    83c7d33c0d034ec89953986d191fe82e5f5ba297

  • SHA256

    fbf0d947bf22491229799e2ddaca2484d24b1cd7e4be6945758a9a153cc98791

  • SHA512

    afef8b35bbedbc91d4f5e196878c1f2f6564da216137e75cb7977e4c4563cf20d927552a722056ab4366bd29096098e3265c42e207e0eb55dbb351167413eaf9

  • SSDEEP

    12288:umnk7iLJbpIpiRL6I2WhSKQ9ZsfZQSqn9:WiLJbpI7I2WhQqZ7q9

Malware Config

Extracted

Family

remcos

Botnet

PeterObi2023

C2

76.8.53.133:1198

Attributes
  • audio_folder

    MicRecords

  • audio_record_time

    5

  • connect_delay

    0

  • connect_interval

    1

  • copy_file

    sdfge.exe

  • delete_file

    false

  • hide_file

    true

  • hide_keylog_file

    false

  • install_flag

    true

  • install_path

    %AppData%

  • keylog_crypt

    false

  • keylog_file

    fghoiuytr.dat

  • keylog_flag

    false

  • mouse_option

    false

  • mutex

    fghjcvbn-UURPOS

  • screenshot_crypt

    false

  • screenshot_flag

    false

  • screenshot_folder

    Screenshots

  • screenshot_path

    %AppData%

  • screenshot_time

    10

  • startup_value

    dfghrtyu

  • take_screenshot_option

    false

  • take_screenshot_time

    5

Targets

    • Target

      My Nigga.exe

    • Size

      469KB

    • MD5

      82602aed5a4328fd0f432ac95f05a500

    • SHA1

      83c7d33c0d034ec89953986d191fe82e5f5ba297

    • SHA256

      fbf0d947bf22491229799e2ddaca2484d24b1cd7e4be6945758a9a153cc98791

    • SHA512

      afef8b35bbedbc91d4f5e196878c1f2f6564da216137e75cb7977e4c4563cf20d927552a722056ab4366bd29096098e3265c42e207e0eb55dbb351167413eaf9

    • SSDEEP

      12288:umnk7iLJbpIpiRL6I2WhSKQ9ZsfZQSqn9:WiLJbpI7I2WhQqZ7q9

    • Remcos

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

    • Executes dropped EXE

    • Checks computer location settings

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

    • Loads dropped DLL

    • Adds Run key to start application

    • Suspicious use of SetThreadContext

MITRE ATT&CK Matrix ATT&CK v6

Persistence

Registry Run Keys / Startup Folder

1
T1060

Defense Evasion

Modify Registry

1
T1112

Discovery

Query Registry

1
T1012

System Information Discovery

2
T1082

Tasks