Overview

overview

10

Static

static

10

7b09badef2...37.exe

windows7-x64

10

7b09badef2...37.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    7b09badef23e3d04c5d107da04b81137.exe

  • Size

    483KB

  • Sample

    240414-hgxcdshf5y

  • MD5

    7b09badef23e3d04c5d107da04b81137

  • SHA1

    f80d2646d8fd8da36aadd66ef4462e24edb1452d

  • SHA256

    6ff6433519fec801ae178d5562fb7b2475b3df3566b30ff73683f97d0282e291

  • SHA512

    a14509ee5f3901c93d2e3d76829cbd4554149aec54d616e5ea09df77046392999873fb540fbfe4fa9a4cf3ec3d119a09dedaee0087c7068a980284dcd7cdde2b

  • SSDEEP

    6144:aXIktXfM8Lv86r9uVWAa2je4Z5zl4hgDHQQs4NTQjoHFsAOZZDAXYcNl5Gv:aX7tPMK8ctGe4Dzl4h2QnuPs/ZDAcv

Score
10/10
remcosinstallpersistencerat

Malware Config

Extracted

Family

remcos

Botnet

Install

C2

elmauz.freemyip.com:7927

Attributes
  • audio_folder

    MicRecords

  • audio_record_time

    5

  • connect_delay

    0

  • connect_interval

    1

  • copy_file

    wischt.exe

  • copy_folder

    wischt

  • delete_file

    true

  • hide_file

    true

  • hide_keylog_file

    false

  • install_flag

    true

  • keylog_crypt

    false

  • keylog_file

    logs.dat

  • keylog_flag

    false

  • keylog_folder

    centos

  • mouse_option

    false

  • mutex

    Rmc-UMBK7C

  • 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

      7b09badef23e3d04c5d107da04b81137.exe

    • Size

      483KB

    • MD5

      7b09badef23e3d04c5d107da04b81137

    • SHA1

      f80d2646d8fd8da36aadd66ef4462e24edb1452d

    • SHA256

      6ff6433519fec801ae178d5562fb7b2475b3df3566b30ff73683f97d0282e291

    • SHA512

      a14509ee5f3901c93d2e3d76829cbd4554149aec54d616e5ea09df77046392999873fb540fbfe4fa9a4cf3ec3d119a09dedaee0087c7068a980284dcd7cdde2b

    • SSDEEP

      6144:aXIktXfM8Lv86r9uVWAa2je4Z5zl4hgDHQQs4NTQjoHFsAOZZDAXYcNl5Gv:aX7tPMK8ctGe4Dzl4h2QnuPs/ZDAcv

    Score
    10/10
    remcosinstallpersistencerat

    • 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.

    • Deletes itself

    • 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

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