General

  • Target

    da56b4443c27cbd9e3e1ba19b4a2e8eb.exe

  • Size

    1.1MB

  • Sample

    231011-f2229sdg48

  • MD5

    da56b4443c27cbd9e3e1ba19b4a2e8eb

  • SHA1

    a4637e9e1953d0b11fd48f3a6a7dcc26f5dbe3c1

  • SHA256

    42b60a994ed52d36d56ac579bcab08db2041892b5c6f2ac29f4f9f1adf084382

  • SHA512

    d830fc97c8911d12e4ab4781105672575b5fd0616d390cb41c1dd71fc3ac809694bdbfb3a3d2010acadfd22ded5210463c4bc75b65d640a41c29c62e8765b80e

  • SSDEEP

    24576:9ynY+7MhwEa7VMX7N9asGuGnOhROYcFVLc2l:YYmESmnROYcVL

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

      da56b4443c27cbd9e3e1ba19b4a2e8eb.exe

    • Size

      1.1MB

    • MD5

      da56b4443c27cbd9e3e1ba19b4a2e8eb

    • SHA1

      a4637e9e1953d0b11fd48f3a6a7dcc26f5dbe3c1

    • SHA256

      42b60a994ed52d36d56ac579bcab08db2041892b5c6f2ac29f4f9f1adf084382

    • SHA512

      d830fc97c8911d12e4ab4781105672575b5fd0616d390cb41c1dd71fc3ac809694bdbfb3a3d2010acadfd22ded5210463c4bc75b65d640a41c29c62e8765b80e

    • SSDEEP

      24576:9ynY+7MhwEa7VMX7N9asGuGnOhROYcFVLc2l:YYmESmnROYcVL

    • 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