Overview

overview

10

Static

static

Shipment D...pg.exe

windows7_x64

10

Shipment D...pg.exe

windows10-2004_x64

10

Sharing

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General

  • Target

    Shipment Document BL,INV and packing list.jpg.ace

  • Size

    723KB

  • Sample

    220513-halx3sfhck

  • MD5

    f4cdbe7c700b93b204b5aa0f1c38ec5d

  • SHA1

    9c84371a73f61f05ef322a18a380877a73c847bf

  • SHA256

    3f62a232dcf82e5678614dafedd81b8663ccc2e7fb556ba2bcf04dddb1115369

  • SHA512

    ff6c22dffd1d63bf2f9badaa02820af1cefa2eccb5602d84b71a2e32b280059d6fdf05d2ac1b22d38209867d869519f007bcc833e10b4a8352932b2055be500c

Score
10/10
remcoshostmicrosoftpersistencephishingrat

Malware Config

Extracted

Family

remcos

Version

1.7 Pro

Botnet

Host

C2

194.5.97.32:5890

Attributes
  • audio_folder

    audio

  • audio_path

    %AppData%

  • audio_record_time

    5

  • connect_delay

    0

  • connect_interval

    5

  • copy_file

    remcos.exe

  • copy_folder

    remcos

  • delete_file

    false

  • hide_file

    false

  • hide_keylog_file

    false

  • install_flag

    true

  • install_path

    %AppData%

  • keylog_crypt

    false

  • keylog_file

    logs.dat

  • keylog_flag

    false

  • keylog_folder

    remcos

  • keylog_path

    %AppData%

  • mouse_option

    false

  • mutex

    remcos_oqkhxjzletgovfx

  • screenshot_crypt

    false

  • screenshot_flag

    false

  • screenshot_folder

    Screens

  • screenshot_path

    %AppData%

  • screenshot_time

    1

  • startup_value

    remcos

  • take_screenshot_option

    false

  • take_screenshot_time

    5

  • take_screenshot_title

Targets

    • Target

      Shipment Document BL,INV and packing list.jpg.exe

    • Size

      1.6MB

    • MD5

      672cc6ba8db2c80b6e0b8bfbd94f5eb0

    • SHA1

      7d0dcda440b2ad736514c27f3b445ae8e4ae6c38

    • SHA256

      59c5657e3e6221b1066f4e39fc36625fd84566cad13702e1e159453e27b93f41

    • SHA512

      cfff8f8e5f6f5549729ec3fa2082a9c26ba322b289b132a5cb17f1c3b9cd4f5c4d326c167d285c2364eb442fda72e3114245a8acfc89699ca92f9d03fe1237d2

    Score
    10/10
    remcoshostpersistenceratmicrosoftphishing

    • Remcos

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

      ratremcos

    • 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

      persistence

    • Detected potential entity reuse from brand microsoft.

      phishingmicrosoft

    • Suspicious use of SetThreadContext

    behavioral1behavioral2

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

1
T1060

Privilege Escalation

Defense Evasion

Modify Registry

2
T1112

Credential Access

Discovery

Query Registry

2
T1012

System Information Discovery

3
T1082

Remote System Discovery

1
T1018

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Tasks