General

  • Target

    a138b72898e30ea18028693b9f1670b1.bin

  • Size

    1.5MB

  • Sample

    231102-c26tnshb97

  • MD5

    81341fdf7d21d363336b9caaf99bde57

  • SHA1

    eddf7c760305a0930bdf115e876ae11430ff17ac

  • SHA256

    14cf13890f12d202f9960c1ed235b88c0c36bef403fe690bfb3753217fb6d78c

  • SHA512

    3eee42aa16005f1aafa12a920483fafd044f79fc1c4a308cda4290a56dce043e1a59e3be595b4dc60d8983ebf82296f422ea993b6dafbec272faa4f38b5703bb

  • SSDEEP

    24576:h//JqPIO00KB8n7LM/8PCHBXOGrW2oJE0JFTjcNnu5uuziauEQIg0CyPO7NE8pZP:h/cPIOdLn7LMlXJK2oJE0JFTopucuzMX

Malware Config

Extracted

Family

smokeloader

Version

2022

C2

http://77.91.68.29/fks/

rc4.i32
rc4.i32

Extracted

Family

redline

Botnet

grome

C2

77.91.124.86:19084

Extracted

Family

amadey

Version

3.89

C2

http://77.91.124.1/theme/index.php

Attributes
  • install_dir

    fefffe8cea

  • install_file

    explothe.exe

  • strings_key

    36a96139c1118a354edf72b1080d4b2f

rc4.plain

Extracted

Family

redline

Botnet

plost

C2

77.91.124.86:19084

Extracted

Family

redline

Botnet

kedru

C2

77.91.124.86:19084

Targets

    • Target

      d10e1ac749cf2185f3c055253d44dbe8011ef7152c8fcc058b1552d86b9f77c6.exe

    • Size

      1.5MB

    • MD5

      a138b72898e30ea18028693b9f1670b1

    • SHA1

      1257564ece8a860946b79e1596b7512539031d94

    • SHA256

      d10e1ac749cf2185f3c055253d44dbe8011ef7152c8fcc058b1552d86b9f77c6

    • SHA512

      2247e9f76bdd84265bfdf0f1d7fadc345a0f6954f732e62c4218c1b5f7c16f8589492b5f7dd6cfd348825ded228dcf5c5be18499743de4fc35ec8ff4b9f66271

    • SSDEEP

      24576:IyOHYYPUyKXDTGEw+9BSHz5NZjFCbjBFEe0qNZ2sALHfBYvfplwGqypr2osk:Py2yGtAHRg3PEenNYsrfOCW

    • Amadey

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

    • DcRat

      DarkCrystal(DC) is a new .NET RAT active since June 2019 capable of loading additional plugins.

    • Modifies Windows Defender Real-time Protection settings

    • RedLine

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

    • RedLine payload

    • SmokeLoader

      Modular backdoor trojan in use since 2014.

    • 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

    • Detected potential entity reuse from brand paypal.

    • 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

3
T1012

System Information Discovery

4
T1082

Peripheral Device Discovery

1
T1120

Tasks