Overview

overview

10

Static

static

1

2230105.vbs

windows7-x64

1

2230105.vbs

windows10-2004-x64

10

Sharing

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General

  • Target

    06102023_1233_2230105.cab

  • Size

    529B

  • Sample

    231006-e6te9aha4x

  • MD5

    a58e1362c45775cb09dd58e5a9a54495

  • SHA1

    660315e7a38b99acd9af75ccb8d9cc4affdb7abb

  • SHA256

    ba5681f45c2a491ddf97f8439be7cf606a3650590fc21918516b4b3fa683b1b8

  • SHA512

    88ea0e0750b9b910113092df6ea9615e4a51ae60e5472ebb9ab6e165a0dd29317b8f446c75f5b9ee85b6973de5051d5d628c678a4bbe541dbdd694e72b05a65d

Score
10/10
modiloaderremcoseupersistencerattrojan

Malware Config

Extracted

Family

remcos

Botnet

EU

C2

tornado.ydns.eu:1972

orifak.ydns.eu:1972

rdpown.ydns.eu:1972
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

    remcos

  • mouse_option

    false

  • mutex

    RmgDEfdfdef-3FSSYH

  • 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

      2230105.vbs

    • Size

      884B

    • MD5

      fbbe9c432bd57ec2999ed6c59f56e9fe

    • SHA1

      50a7227e75f3dbc73f2bbcc81798612fd7222868

    • SHA256

      73709402a093f4b559532f016cb0c7f8b7bc29b413dc3321a79f5a5a38b81c44

    • SHA512

      83805182c4588d089d4748143f093d1e48e5a1545c3deb15b1ffb4982d849868cbaf4ebe57d045513fad08b3cb74facd4b64d7680ac223db68711474d1fc3b03

    Score
    10/10
    modiloaderremcoseupersistencerattrojan

    • 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

    • Adds Run key to start application

      persistence
    behavioral1behavioral2

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Defense Evasion

Modify Registry

1
T1112

Credential Access

Discovery

Query Registry

1
T1012

System Information Discovery

2
T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Tasks