Overview

overview

10

Static

static

New Purcha...75.exe

windows7-x64

10

New Purcha...75.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    8253661232.zip

  • Size

    368KB

  • Sample

    221031-s4f9ssbcg9

  • MD5

    1b215c61f670df8ed1f16c32afe824d6

  • SHA1

    577d12121e8d45cf47308b6eace5da7efa1b74a5

  • SHA256

    b17a0e58bb2fe47b6abe314c9abf6ab3c52339c9484ec7c1690d4d0aba619d7d

  • SHA512

    961dd59036ccf46d0d85315ba89912ffbc57c209da7da39c3bf0bca8b38773853927ecb8d1248f485749835abab72d2372fdbd90e690bd82c8558f5606b62953

  • SSDEEP

    6144:lV3+UExyhuIhug4vPfj/pwohBO65MHJ2bjOtXH6CfFDniaX7hahO7:lV3+UEx6EpweZaHJ2bj4HjPX7SO7

Score
10/10
modiloaderremcosduckdomain-filepersistencerattrojan

Malware Config

Extracted

Family

remcos

Botnet

DUCKDOMAIN-FILE

C2

dapsan.duckdns.org:2404

www.dapsan.biz:2404
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

    true

  • install_flag

    false

  • keylog_crypt

    true

  • keylog_file

    logs.dat

  • keylog_flag

    false

  • keylog_folder

    remcos

  • mouse_option

    false

  • mutex

    Rmc-BERTBE

  • 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

      New Purchase Order–P2D026434-590000206/New Purchase Order–P2D026434-59000034675.exe

    • Size

      902KB

    • MD5

      9532ec4054bbcd5e7c57d56b84a79c05

    • SHA1

      f14ec826b3b8d885f06279fdf10279b291e9b424

    • SHA256

      66036dbdefe6e7a12bd3d05d98be19e5ea65f339866b3765c0bbe057615e4e86

    • SHA512

      d981b28e6da4e1070db7509837b0f6ac3f77765deac60a1a86171041a0484e8ad975a00f21d489105925a29e306bcc55f1b7424595480b0da45f69829066098a

    • SSDEEP

      12288:i9DB0XN+2zVPNZHHuixe/5Zh0SYWf1bjUGKgEbORhFBN8De3JFjcTWZmhj+wzhd:uDmwoHHuSe/5j0ifVU5u8DAo3YYh

    Score
    10/10
    modiloaderremcosduckdomain-filepersistencerattrojan

    • 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

    • 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

Install Root Certificate

1
T1130

Credential Access

Discovery

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Tasks