General

  • Target

    78f63571bbb9a593485bb31bb2a9b824.exe

  • Size

    994KB

  • Sample

    231010-z165dabd5x

  • MD5

    78f63571bbb9a593485bb31bb2a9b824

  • SHA1

    fb51c8f1f22f3b1d8952e9741aa0312d6cf156ea

  • SHA256

    0987959a896c0c455707dd7b40742d6fb745475426875ecf9f795b9eb8d40964

  • SHA512

    803f875da9958b73c10089d4969f25b7d7448e3596a6192e374d2b51feaf85bef565af84b35f761f3f4c0cb4ce55f64cd045ae3cadb14caa0bca25bbbf55a3da

  • SSDEEP

    24576:by74zbkeDvVu+lV97p33EiCvfHb1hcZp:OkbkeDvw+j97pnElU

Malware Config

Extracted

Family

redline

Botnet

gruha

C2

77.91.124.55:19071

Attributes
  • auth_value

    2f4cf2e668a540e64775b27535cc6892

Extracted

Family

amadey

Version

3.89

C2

http://77.91.124.1/theme/index.php

http://77.91.68.78/help/index.php

Attributes
  • install_dir

    fefffe8cea

  • install_file

    explothe.exe

  • strings_key

    36a96139c1118a354edf72b1080d4b2f

rc4.plain
rc4.plain

Targets

    • Target

      78f63571bbb9a593485bb31bb2a9b824.exe

    • Size

      994KB

    • MD5

      78f63571bbb9a593485bb31bb2a9b824

    • SHA1

      fb51c8f1f22f3b1d8952e9741aa0312d6cf156ea

    • SHA256

      0987959a896c0c455707dd7b40742d6fb745475426875ecf9f795b9eb8d40964

    • SHA512

      803f875da9958b73c10089d4969f25b7d7448e3596a6192e374d2b51feaf85bef565af84b35f761f3f4c0cb4ce55f64cd045ae3cadb14caa0bca25bbbf55a3da

    • SSDEEP

      24576:by74zbkeDvVu+lV97p33EiCvfHb1hcZp:OkbkeDvw+j97pnElU

    • Amadey

      Amadey bot is a simple trojan bot primarily used for collecting reconnaissance information.

    • Detect Mystic stealer payload

    • Detects Healer an antivirus disabler dropper

    • Healer

      Healer an antivirus disabler dropper.

    • Modifies Windows Defender Real-time Protection settings

    • Mystic

      Mystic is an infostealer written in C++.

    • RedLine

      RedLine Stealer is a malware family written in C#, first appearing in early 2020.

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Executes dropped EXE

    • Loads dropped DLL

    • Windows security modification

    • Adds Run key to start application

    • Suspicious use of SetThreadContext

MITRE ATT&CK Matrix ATT&CK v13

Execution

Scheduled Task/Job

1
T1053

Persistence

Create or Modify System Process

1
T1543

Windows Service

1
T1543.003

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Scheduled Task/Job

1
T1053

Privilege Escalation

Create or Modify System Process

1
T1543

Windows Service

1
T1543.003

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Scheduled Task/Job

1
T1053

Defense Evasion

Modify Registry

3
T1112

Impair Defenses

2
T1562

Disable or Modify Tools

2
T1562.001

Discovery

Query Registry

1
T1012

System Information Discovery

2
T1082

Tasks