Overview

overview

10

Static

static

3

bf69775900...18.exe

windows7-x64

10

bf69775900...18.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    bf69775900e6b43105c2491bfde96440_JaffaCakes118

  • Size

    1.4MB

  • Sample

    240824-zyacma1enr

  • MD5

    bf69775900e6b43105c2491bfde96440

  • SHA1

    e08c017f9194da43c2b377c5469cc07c35496fcc

  • SHA256

    90bd940eed30183ce45dcb4b50c1f521761e5229f8d6b315d2f18950b7b92d13

  • SHA512

    23085f44b303fe429767aafb60386b2f2f465f5f16842adbb041232798bdc7190067491d696a73d08e8e0b775089307f63219a1623246951266ed5b2f848cea7

  • SSDEEP

    24576:3x1ZZfx3L4kwo2npC+/Pb0bEoqJpSjB3ZV8/F6XI0:h5fx3Lanbz0QoqJEBj

Score
10/10
remcoshostdiscoverypersistencerat

Malware Config

Extracted

Family

remcos

Version

1.7 Pro

Botnet

Host

C2

office1.servemp3.com:2017

Attributes
  • audio_folder

    audio

  • audio_path

    %AppData%

  • audio_record_time

    5

  • connect_delay

    0

  • connect_interval

    5

  • copy_file

    chrom.exe

  • delete_file

    false

  • hide_file

    true

  • hide_keylog_file

    true

  • install_flag

    true

  • install_path

    %AppData%

  • keylog_crypt

    false

  • keylog_file

    logs.dat

  • keylog_flag

    false

  • keylog_path

    %AppData%

  • mouse_option

    false

  • mutex

    remcos_zcfgsdehenjeyud

  • screenshot_crypt

    false

  • screenshot_flag

    false

  • screenshot_folder

    Screens

  • screenshot_path

    %AppData%

  • screenshot_time

    1

  • startup_value

    green

  • take_screenshot_option

    false

  • take_screenshot_time

    5

Targets

    • Target

      bf69775900e6b43105c2491bfde96440_JaffaCakes118

    • Size

      1.4MB

    • MD5

      bf69775900e6b43105c2491bfde96440

    • SHA1

      e08c017f9194da43c2b377c5469cc07c35496fcc

    • SHA256

      90bd940eed30183ce45dcb4b50c1f521761e5229f8d6b315d2f18950b7b92d13

    • SHA512

      23085f44b303fe429767aafb60386b2f2f465f5f16842adbb041232798bdc7190067491d696a73d08e8e0b775089307f63219a1623246951266ed5b2f848cea7

    • SSDEEP

      24576:3x1ZZfx3L4kwo2npC+/Pb0bEoqJpSjB3ZV8/F6XI0:h5fx3Lanbz0QoqJEBj

    Score
    10/10
    remcoshostdiscoverypersistencerat

    • 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 Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Scheduled Task/Job

1
T1053

Scheduled Task

1
T1053.005

Persistence

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Scheduled Task/Job

1
T1053

Scheduled Task

1
T1053.005

Privilege Escalation

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Scheduled Task/Job

1
T1053

Scheduled Task

1
T1053.005

Defense Evasion

Modify Registry

1
T1112

Credential Access

Discovery

Query Registry

1
T1012

Remote System Discovery

1
T1018

System Information Discovery

2
T1082

System Location Discovery

1
T1614

System Language Discovery

1
T1614.001

System Network Configuration Discovery

1
T1016

Internet Connection Discovery

1
T1016.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Tasks