General

  • Target

    4E48816D6F26B50EAEE3457FA7556FC3.exe

  • Size

    1.1MB

  • Sample

    231011-16splshe43

  • MD5

    4e48816d6f26b50eaee3457fa7556fc3

  • SHA1

    fd732fc3b862c0f59deb654855dc0e2e69823e8c

  • SHA256

    c2ccbf9609bd92c1fe8d4f2cfe8650bef40c22f1cdf081e67c3975c79d176e9b

  • SHA512

    c816b229bdb2504bd6b8bf6bf9fc876b2511598516cb96e777b20355ea58e990c7e11d18d23a2b545541f30ebb9772472fffaa6be3e74b3ac686d20835f9b4ab

  • SSDEEP

    24576:MyroAPZ5rOTgbNg2O1YlnUQs8r1GQFfWRgJlKI18U9ZXFMAQ02ttb+N:7roAiTwO1YTfGYNJNd9V+lJb

Malware Config

Extracted

Family

redline

Botnet

frant

C2

77.91.124.55:19071

Extracted

Family

smokeloader

Version

2022

C2

http://77.91.68.29/fks/

rc4.i32
rc4.i32

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

breha

C2

77.91.124.55:19071

Extracted

Family

redline

Botnet

kukish

C2

77.91.124.55:19071

Extracted

Family

redline

Botnet

pixelscloud

C2

85.209.176.171:80

Extracted

Family

redline

Botnet

@ytlogsbot

C2

185.216.70.238:37515

Targets

    • Target

      4E48816D6F26B50EAEE3457FA7556FC3.exe

    • Size

      1.1MB

    • MD5

      4e48816d6f26b50eaee3457fa7556fc3

    • SHA1

      fd732fc3b862c0f59deb654855dc0e2e69823e8c

    • SHA256

      c2ccbf9609bd92c1fe8d4f2cfe8650bef40c22f1cdf081e67c3975c79d176e9b

    • SHA512

      c816b229bdb2504bd6b8bf6bf9fc876b2511598516cb96e777b20355ea58e990c7e11d18d23a2b545541f30ebb9772472fffaa6be3e74b3ac686d20835f9b4ab

    • SSDEEP

      24576:MyroAPZ5rOTgbNg2O1YlnUQs8r1GQFfWRgJlKI18U9ZXFMAQ02ttb+N:7roAiTwO1YTfGYNJNd9V+lJb

    • 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

    • 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.

    • RedLine payload

    • SectopRAT

      SectopRAT is a remote access trojan first seen in November 2019.

    • SectopRAT payload

    • SmokeLoader

      Modular backdoor trojan in use since 2014.

    • Downloads MZ/PE file

    • Checks computer location settings

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

    • Executes dropped EXE

    • Loads dropped DLL

    • Uses the VBS compiler for execution

    • Windows security modification

    • Adds Run key to start application

    • Suspicious use of SetThreadContext

MITRE ATT&CK Matrix ATT&CK v13

Execution

Scripting

1
T1064

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

Scripting

1
T1064

Discovery

Query Registry

4
T1012

System Information Discovery

4
T1082

Peripheral Device Discovery

1
T1120

Tasks