Overview

overview

10

Static

static

CMR AND PA...ST.exe

windows7_x64

10

CMR AND PA...ST.exe

windows10-2004_x64

10

Sharing

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General

  • Target

    04fb2ce6e058a87f0a13bbb214a427bf.zip

  • Size

    953KB

  • Sample

    220519-pt6vxsabgm

  • MD5

    3ef9924f1eeecbc63e166b5901c074fa

  • SHA1

    11a1513eb74215daeac8be51831fbad32e5ed8fa

  • SHA256

    6f15d411c1fadf4dbbd4b4ed757152e3811827c37daadd52bc165e52584d88ef

  • SHA512

    f02d83b69a6b5527975405062632f71584d50973f784a1dae2e0e65ca1ed335e8fd83bce4b45b1c3a1013d22c562f483023aadda61d7c52974553cd390ab49c5

Score
10/10
remcosdreamchasermicrosoftpersistencephishingrat

Malware Config

Extracted

Family

remcos

Version

3.3.2 Pro

Botnet

dreamchaser

C2

naninani11.ddns.net:7070

Attributes
  • audio_folder

    MicRecords

  • audio_path

    %AppData%

  • audio_record_time

    5

  • connect_delay

    0

  • connect_interval

    1

  • copy_file

    windows.exe

  • copy_folder

    file

  • delete_file

    false

  • hide_file

    true

  • hide_keylog_file

    false

  • install_flag

    false

  • install_path

    %AppData%

  • keylog_crypt

    false

  • keylog_file

    logs.dat

  • keylog_flag

    false

  • keylog_folder

    remcos

  • keylog_path

    %AppData%

  • mouse_option

    false

  • mutex

    Remcos-413F1M

  • 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

    notepad;solitaire;

Targets

    • Target

      CMR AND PACKINGLIST.exe

    • Size

      1.1MB

    • MD5

      04fb2ce6e058a87f0a13bbb214a427bf

    • SHA1

      ae2199326c3fb6e541645820cfcbc3904dabb65d

    • SHA256

      0591c0db7c2e5d407339e854e5c10adbd63c890c72e6709256829a2001b4f164

    • SHA512

      09bbc925672a60aaf19ec3405ebe072896fd73f4fa65d6954d519129ed93637e0dfcd554bc42a9bf1306c36d0a8ea94f502af679155bf7eaf8d7e256e9f95dc0

    Score
    10/10
    remcosdreamchaserratmicrosoftpersistencephishing

    • 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.

    • Adds Run key to start application

      persistence

    • Detected potential entity reuse from brand microsoft.

      phishingmicrosoft

    • Suspicious use of SetThreadContext

    behavioral1behavioral2

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Scheduled Task

1
T1053

Persistence

Registry Run Keys / Startup Folder

1
T1060

Scheduled Task

1
T1053

Privilege Escalation

Scheduled Task

1
T1053

Defense Evasion

Modify Registry

1
T1112

Credential Access

Discovery

Query Registry

2
T1012

System Information Discovery

3
T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Tasks