Overview

overview

10

Static

static

3

382410201721.exe

windows7-x64

10

382410201721.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    24cdc8e71f71a06ef8ff898258535a9a_JaffaCakes118

  • Size

    858KB

  • Sample

    240704-f9te4axakm

  • MD5

    24cdc8e71f71a06ef8ff898258535a9a

  • SHA1

    1b7f49da5aaa8818872316127dac4979bcf39bde

  • SHA256

    f6c8e461b7d3452351bb118c2ed32f0479ba7924cf1fa9ba13e69a2edfc7ac7e

  • SHA512

    8573b8ecb75c27f3643b322ea49a4c24b155c925c34c90c0152c3b8cd5dc781705b9d593d8d54989d57a97ca4c2be92ccfb73a4eb2907cf99d740c58adfdb016

  • SSDEEP

    12288:h/aQihMjfd9ZGJbitHI2h7XBBi84jCGdAmpZ5zQMK/zcNk6e2pxpsFVP+KN/JB74:Bawfd9Mgtby3CsAm+1zh9EXe7KXarC

Score
10/10
remcosremotehostpersistencerat

Malware Config

Extracted

Family

remcos

Version

3.1.0 Pro

Botnet

RemoteHost

C2

fgtrert.duckdns.org:8494

qweerreww.duckdns.org:8494
Attributes
  • audio_folder

    MicRecords

  • audio_path

    %AppData%

  • 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

    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-PHNHQQ

  • 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

  • take_screenshot_title

    wikipedia;solitaire;

Targets

    • Target

      382410201721.exe

    • Size

      972KB

    • MD5

      53ee3e51b223773a7db458eba4bd0528

    • SHA1

      5ead7b026aa51ba272548be89118991378f54fb3

    • SHA256

      941d7828d89da175afca52906a1e519707a09685f30332937917505fa8999f87

    • SHA512

      90d7f487adbc5af048cf6c8bbbe4f1997201fbb7bec28a44c55c3a5009995b9377bc09bb48bd62244eecd0910b1e16cc2f7361e2dae195b95d0271ec1e7cc0ad

    • SSDEEP

      12288:bmQWhajfdJLszbiBtI4h9vBGY+RC+dCmFZ59QM8/z+Tw6MapxpYDVp+aN/trfwjY:bk6fdJoqBBy9C0CmAdzBtQXofgxy

    Score
    10/10
    remcosremotehostpersistencerat

    • Remcos

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

      ratremcos

    • 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 SetThreadContext

    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

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