Overview

overview

10

Static

static

3

Biesse_202...56.exe

windows7-x64

1

Biesse_202...56.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    Biesse_202401024-0056.exe

  • Size

    1.6MB

  • Sample

    240126-q9ypxsgfbn

  • MD5

    61233a13899cb347debff20ce6722fe5

  • SHA1

    d8247a04dc1f5673b19c48f530103d7c4a898501

  • SHA256

    53e1436e016341307df284ea3e14c1a4434c609a30d38faf6a051f73eee5906f

  • SHA512

    7d6831218655b3793a761031dbf789a82241f944b06bec88b1b457eacb167abb29ff1d5fa499e451eaadaa182992ee6e61385b0a207136400f0e31ef0e18a2f4

  • SSDEEP

    49152:nd5cR6/Bu+BlfccMQi88mnRmfHwYoebO:dvsOkcTJZUoYo

Score
10/10
remcoszgrat24collectionpersistenceratspywarestealer

Malware Config

Extracted

Family

remcos

Botnet

24

C2

162.218.122.24:5707

Attributes
  • audio_folder

    MicRecords

  • 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

    false

  • keylog_crypt

    false

  • keylog_file

    logs.dat

  • keylog_flag

    false

  • keylog_folder

    remcos

  • mouse_option

    false

  • mutex

    Rmc-A49MY7

  • 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

      Biesse_202401024-0056.exe

    • Size

      1.6MB

    • MD5

      61233a13899cb347debff20ce6722fe5

    • SHA1

      d8247a04dc1f5673b19c48f530103d7c4a898501

    • SHA256

      53e1436e016341307df284ea3e14c1a4434c609a30d38faf6a051f73eee5906f

    • SHA512

      7d6831218655b3793a761031dbf789a82241f944b06bec88b1b457eacb167abb29ff1d5fa499e451eaadaa182992ee6e61385b0a207136400f0e31ef0e18a2f4

    • SSDEEP

      49152:nd5cR6/Bu+BlfccMQi88mnRmfHwYoebO:dvsOkcTJZUoYo

    Score
    10/10
    remcoszgrat24collectionpersistenceratspywarestealer

    • Detect ZGRat V1

    • Remcos

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

      ratremcos

    • ZGRat

      ZGRat is remote access trojan written in C#.

      ratzgrat

    • 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.

    • Deletes itself

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

      spywarestealer

    • Accesses Microsoft Outlook accounts

      collection

    • 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

Unsecured Credentials

1
T1552

Credentials In Files

1
T1552.001

Discovery

Query Registry

1
T1012

System Information Discovery

2
T1082

Lateral Movement

Collection

Data from Local System

1
T1005

Email Collection

1
T1114

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Tasks