General

  • Target

    6ee17d3e18133021afbda0626f131f0ca6ea34ad6676d93188f6a2b4cbbeb2a6_JC.exe

  • Size

    1.0MB

  • Sample

    231011-ka5fjabb4t

  • MD5

    8ef1c3e0d925499f929b4e4868ddc085

  • SHA1

    873fa198819496fac3e44c40b98adddfa8f469cd

  • SHA256

    6ee17d3e18133021afbda0626f131f0ca6ea34ad6676d93188f6a2b4cbbeb2a6

  • SHA512

    95e763f972706111581473aa0a5c3085e4bc6758c1645f24161207ce749a938fc9522cff8a4f2a80089df44fe5cf47ef90a9c7f5073634a2ef72a92e3efd20af

  • SSDEEP

    24576:qyInohCPiXc4Y4AHuNGFkS6gb/vMwL0da1F37ZfQfKR++EMUr8M:xjh1UfHuNGfzbMc1F37ef/+dUr8

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://77.91.68.52/mac/index.php

http://77.91.68.78/help/index.php

Attributes
  • install_dir

    fefffe8cea

  • install_file

    explonde.exe

  • strings_key

    916aae73606d7a9e02a1d3b47c199688

rc4.plain
rc4.plain

Targets

    • Target

      6ee17d3e18133021afbda0626f131f0ca6ea34ad6676d93188f6a2b4cbbeb2a6_JC.exe

    • Size

      1.0MB

    • MD5

      8ef1c3e0d925499f929b4e4868ddc085

    • SHA1

      873fa198819496fac3e44c40b98adddfa8f469cd

    • SHA256

      6ee17d3e18133021afbda0626f131f0ca6ea34ad6676d93188f6a2b4cbbeb2a6

    • SHA512

      95e763f972706111581473aa0a5c3085e4bc6758c1645f24161207ce749a938fc9522cff8a4f2a80089df44fe5cf47ef90a9c7f5073634a2ef72a92e3efd20af

    • SSDEEP

      24576:qyInohCPiXc4Y4AHuNGFkS6gb/vMwL0da1F37ZfQfKR++EMUr8M:xjh1UfHuNGfzbMc1F37ef/+dUr8

    • 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

    • 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

2
T1112

Impair Defenses

1
T1562

Disable or Modify Tools

1
T1562.001

Discovery

Query Registry

1
T1012

System Information Discovery

2
T1082

Tasks