Overview

overview

10

Static

static

1

Quotation.pdf.lnk

windows7-x64

3

Quotation.pdf.lnk

windows10-2004-x64

10

Sharing

Copy URL
Twitter E-mail

General

  • Target

    Quotation.pdf.lnk

  • Size

    1006B

  • Sample

    230221-k442vsec35

  • MD5

    aa8836fa3879074748f6dca63476aba9

  • SHA1

    783e61d2d41d5450560bb7adb3c7a641c0e8507d

  • SHA256

    9a97525c9e38f212f2d0a25c22466ae0001533c1af582c111544db9df3fd8001

  • SHA512

    1f7c496b8131a6f1282705be852fb91b0af693a5501f0ed934d0986969f5c165665e7d2bfe7d55947457d4c7dfb06727028fa51a7337633cfb504afb1f326017

Score
10/10
modiloaderremcosremotehostpersistencerattrojan

Malware Config

Extracted

Family

remcos

Botnet

RemoteHost

C2

hallowed247.duckdns.org:9150

Attributes
  • audio_folder

    MicRecords

  • 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

  • keylog_crypt

    false

  • keylog_file

    logs.dat

  • keylog_flag

    false

  • keylog_folder

    Google

  • mouse_option

    false

  • mutex

    Rmc-PMVOI7

  • 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

Targets

    • Target

      Quotation.pdf.lnk

    • Size

      1006B

    • MD5

      aa8836fa3879074748f6dca63476aba9

    • SHA1

      783e61d2d41d5450560bb7adb3c7a641c0e8507d

    • SHA256

      9a97525c9e38f212f2d0a25c22466ae0001533c1af582c111544db9df3fd8001

    • SHA512

      1f7c496b8131a6f1282705be852fb91b0af693a5501f0ed934d0986969f5c165665e7d2bfe7d55947457d4c7dfb06727028fa51a7337633cfb504afb1f326017

    Score
    10/10
    modiloaderremcosremotehostpersistencerattrojan

    • ModiLoader, DBatLoader

      ModiLoader is a Delphi loader that misuses cloud services to download other malicious families.

      trojanmodiloader

    • Remcos

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

      ratremcos

    • ModiLoader Second Stage

    • Blocklisted process makes network request

    • Downloads MZ/PE file

    • Checks computer location settings

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

    • Executes dropped EXE

    • Loads dropped DLL

    • Adds Run key to start application

      persistence
    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

3
T1012

System Information Discovery

4
T1082

Remote System Discovery

1
T1018

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Tasks