Overview

overview

10

Static

static

7

b9b4c8a0b5...c1.exe

windows7-x64

9

b9b4c8a0b5...c1.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    b9b4c8a0b58f24eae6f327eb323aecc1

  • Size

    1.4MB

  • Sample

    240307-1cv8msfc8x

  • MD5

    b9b4c8a0b58f24eae6f327eb323aecc1

  • SHA1

    0d15ed0818508c8b8c502cd283a0833d763a0f79

  • SHA256

    afa179e0ec215f3c6d914719310cba0351c5a016c9c51453eea0fe4fe1c87de4

  • SHA512

    4c8d2dc7105725882646377b3a1ceba4b938d546a5dda7350b546f27a3873f77d769d5d8fcb0e344de6b3d1227e4f086df28990d54abe18aaf380f190c58b31c

  • SSDEEP

    24576:W6yJMY9UFoRDhkeYM1jJR97zUbia9JVe0hs5WfBiERJchVML1bT6ES:BY9UORVOM1jJHzaiape0hsABFRJch6Lm

Score
10/10
remcosgracedratrezer0upx

Malware Config

Extracted

Family

remcos

Version

2.5.0 Pro

Botnet

GRACED

C2

thankyoulord.ddns.net:5050

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

    false

  • install_flag

    false

  • install_path

    %AppData%

  • keylog_crypt

    false

  • keylog_file

    logs.dat

  • keylog_flag

    false

  • keylog_folder

    remcos

  • keylog_path

    %AppData%

  • mouse_option

    false

  • mutex

    Remcos-0S5XD9

  • 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

    wikipedia;solitaire;

Targets

    • Target

      b9b4c8a0b58f24eae6f327eb323aecc1

    • Size

      1.4MB

    • MD5

      b9b4c8a0b58f24eae6f327eb323aecc1

    • SHA1

      0d15ed0818508c8b8c502cd283a0833d763a0f79

    • SHA256

      afa179e0ec215f3c6d914719310cba0351c5a016c9c51453eea0fe4fe1c87de4

    • SHA512

      4c8d2dc7105725882646377b3a1ceba4b938d546a5dda7350b546f27a3873f77d769d5d8fcb0e344de6b3d1227e4f086df28990d54abe18aaf380f190c58b31c

    • SSDEEP

      24576:W6yJMY9UFoRDhkeYM1jJR97zUbia9JVe0hs5WfBiERJchVML1bT6ES:BY9UORVOM1jJHzaiape0hsABFRJch6Lm

    Score
    10/10
    rezer0upxremcosgracedrat

    • Remcos

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

      ratremcos

    • ReZer0 packer

      Detects ReZer0, a packer with multiple versions used in various campaigns.

      rezer0

    • Checks computer location settings

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

    • Executes dropped EXE

    • Loads dropped DLL

    • UPX packed file

      Detects executables packed with UPX/modified UPX open source packer.

      upx

    • Uses the VBS compiler for execution

    • Suspicious use of SetThreadContext

    behavioral1behavioral2

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Scripting

1
T1064

Scheduled Task/Job

1
T1053

Persistence

Scheduled Task/Job

1
T1053

Privilege Escalation

Scheduled Task/Job

1
T1053

Defense Evasion

Scripting

1
T1064

Credential Access

Discovery

Query Registry

1
T1012

System Information Discovery

2
T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Tasks