General

  • Target

    ded6c5d03ad40925fefd165af80098800e966d9abc9010f7314ac628a20b0ae3.zip

  • Size

    1.5MB

  • Sample

    240402-qe4bxsah4y

  • MD5

    b71d4c064311ef81cfc5291eafe2c841

  • SHA1

    6a27033103d297c6252436c03e4909a4675b4f02

  • SHA256

    b3767abd0edf10f66b81b14d4b2410893837b8c25815d961c17b713ec10560ce

  • SHA512

    bc1c38c2651216159677efb56b68bf261436e7737e07f4155fdbeeaf45084f93d5aa74b4250f6d053f3e9f05b82a5ed1fbafe776d6dca4fa761fede0d4e8777a

  • SSDEEP

    49152:sYwOYwh+wQ5quizBugrNI9cGDtM+FDMqw1WIQ:sTOYqRP8g69c8MuDOfQ

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

Attributes
  • install_dir

    fefffe8cea

  • install_file

    explothe.exe

  • strings_key

    36a96139c1118a354edf72b1080d4b2f

  • url_paths

    /theme/index.php

rc4.plain

Targets

    • Target

      ded6c5d03ad40925fefd165af80098800e966d9abc9010f7314ac628a20b0ae3.exe

    • Size

      1.6MB

    • MD5

      ade10cbc533c8399aa2996b16c3484ca

    • SHA1

      f90a827c38ce6c1269a6ce7e83d2dab2b56a5cab

    • SHA256

      ded6c5d03ad40925fefd165af80098800e966d9abc9010f7314ac628a20b0ae3

    • SHA512

      6c15ecfaf6080927b299a605f68d6725d49663eec6d9d57b35fa0d150b75bb3ca523bd4932f119f84966983a01a7ebb29f82d52724f5e66729f6f0247044335e

    • SSDEEP

      24576:4yhAsIvxrRj9Wbijl2cDJNc09Y26NvILBCG/hFGYQImW3d5ewxHoOwJcf9k:/OV/nLjpLLq3W3iON1

    • 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.

    • Detect Mystic stealer payload

    • 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.

    • 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

    • 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

3
T1012

System Information Discovery

4
T1082

Peripheral Device Discovery

1
T1120

Tasks