Overview

overview

10

Static

static

3

ORDER#4510...24.exe

windows7-x64

10

ORDER#4510...24.exe

windows10-2004-x64

10

$PLUGINSDI...em.dll

windows7-x64

3

$PLUGINSDI...em.dll

windows10-2004-x64

3

Aktivering...es.slk

windows7-x64

1

Aktivering...es.slk

windows10-2004-x64

1

Sharing

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General

  • Target

    ORDER#4510093083_PO_NEW_MATERIAL_JAN_2024.exe

  • Size

    474KB

  • Sample

    240129-hhehzacbg4

  • MD5

    25ba729a1538d68ad33fe36ca0548181

  • SHA1

    1f87157d8d29b9d40b0e1ad6eb4617ba684c8f1a

  • SHA256

    75ef5c2c26d3ccc5719073b3a6f2e1a3124843ef91bf5b65f7afdab4a90f9d8d

  • SHA512

    86816fb6b3157e397a43828fcdc8dd7c0488ad7e634c49ecd13c12e28c0a88872f40c50287a4a01200638906a6781c6a38f6349374dc91b3c3c6f1ba5dfefbf9

  • SSDEEP

    12288:6a7r+1Jt7W+FFqQ5xrW2nPD4EdaMAboDO:Fr+1T7W+7q+CCP8DqO

Score
10/10
guloaderremcos2024downloaderpersistencerat

Malware Config

Extracted

Family

remcos

Botnet

2024

C2

72.11.158.94:1604

Attributes
  • audio_folder

    MicRecords

  • audio_record_time

    5

  • connect_delay

    0

  • connect_interval

    1

  • copy_file

    vexplorers.exe

  • copy_folder

    vexplorers

  • delete_file

    false

  • hide_file

    false

  • hide_keylog_file

    false

  • install_flag

    true

  • keylog_crypt

    false

  • keylog_file

    logs.dat

  • keylog_flag

    false

  • keylog_folder

    remcos

  • mouse_option

    false

  • mutex

    Rmc-800RNZ

  • 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

      ORDER#4510093083_PO_NEW_MATERIAL_JAN_2024.exe

    • Size

      474KB

    • MD5

      25ba729a1538d68ad33fe36ca0548181

    • SHA1

      1f87157d8d29b9d40b0e1ad6eb4617ba684c8f1a

    • SHA256

      75ef5c2c26d3ccc5719073b3a6f2e1a3124843ef91bf5b65f7afdab4a90f9d8d

    • SHA512

      86816fb6b3157e397a43828fcdc8dd7c0488ad7e634c49ecd13c12e28c0a88872f40c50287a4a01200638906a6781c6a38f6349374dc91b3c3c6f1ba5dfefbf9

    • SSDEEP

      12288:6a7r+1Jt7W+FFqQ5xrW2nPD4EdaMAboDO:Fr+1T7W+7q+CCP8DqO

    Score
    10/10
    guloaderremcos2024downloaderpersistencerat

    • Guloader,Cloudeye

      A shellcode based downloader first seen in 2020.

      downloaderguloader

    • Remcos

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

      ratremcos

    • NirSoft MailPassView

      Password recovery tool for various email clients

    • NirSoft WebBrowserPassView

      Password recovery tool for various web browsers

    • Nirsoft

    • 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

    • Suspicious use of NtCreateThreadExHideFromDebugger

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    • Suspicious use of SetThreadContext

    behavioral1behavioral2

    • Target

      $PLUGINSDIR/System.dll

    • Size

      11KB

    • MD5

      3e6bf00b3ac976122f982ae2aadb1c51

    • SHA1

      caab188f7fdc84d3fdcb2922edeeb5ed576bd31d

    • SHA256

      4ff9b2678d698677c5d9732678f9cf53f17290e09d053691aac4cc6e6f595cbe

    • SHA512

      1286f05e6a7e6b691f6e479638e7179897598e171b52eb3a3dc0e830415251069d29416b6d1ffc6d7dce8da5625e1479be06db9b7179e7776659c5c1ad6aa706

    • SSDEEP

      192:eP24sihno00Wfl97nH6T2enXwWobpWBTU4VtHT7dmN35OlbSl:T8QIl975eXqlWBrz7YLOlb

    Score
    3/10
    behavioral3behavioral4

    • Target

      Aktiveringens/Dmtes.Slk

    • Size

      230KB

    • MD5

      47892ca7d11ae43e15e895ba1e61ba17

    • SHA1

      3ae126e2a8057b1d3c4f8b5f34ba241cdd7c750a

    • SHA256

      ec8e421820c2d1c945d51e28bacdc59405d206e0638d48bb79a5ac76fd5b6fb6

    • SHA512

      191c2d3f4ab0f88291044c076dc23a950a73af8d4b5cdf5a3b9a55437d40fa0d995229e4f2f4360e6233bd3acdb29a0bb792c429b970571de7cd3f5f32123d8c

    • SSDEEP

      6144:63sixi8zE2vCooSpSSxT9Okapz73evlGOJ3wm:6lc8zR6ooSpJCrAl1gm

    Score
    1/10
    behavioral5behavioral6

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

2
T1112

Credential Access

Discovery

Query Registry

2
T1012

System Information Discovery

3
T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Tasks