General

  • Target

    c390e8ad0bf322ba66c60885cf80fd0093ba9ba93b9558979e0d1afeee0bae58_JC.exe

  • Size

    1.1MB

  • Sample

    231010-wrtwxafd61

  • MD5

    59818e109bb85010c8286e7325563013

  • SHA1

    bedf13135c090a521dc29df01d20e22463be281d

  • SHA256

    c390e8ad0bf322ba66c60885cf80fd0093ba9ba93b9558979e0d1afeee0bae58

  • SHA512

    4e2b2bb8d27921162331ee6c98f15fbd0b53fcde4e2cd3946302d99f6756338b85fca3c774ea3cecf49900afd626e12ca75612dcb03158475942335ad2bb8bc9

  • SSDEEP

    24576:/yjr/lR0/oPXNsxqCUw34Wsaur6rFZ66nSErEG8U6xZptH9F:Kv/lR7PNsxqzw3iaa6BRS/G8vpt

Malware Config

Extracted

Family

redline

Botnet

magia

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

lutyr

C2

77.91.124.55:19071

Extracted

Family

smokeloader

Botnet

up3

Extracted

Family

smokeloader

Version

2020

C2

http://host-file-host6.com/

http://host-host-file8.com/

rc4.i32
rc4.i32

Targets

    • Target

      c390e8ad0bf322ba66c60885cf80fd0093ba9ba93b9558979e0d1afeee0bae58_JC.exe

    • Size

      1.1MB

    • MD5

      59818e109bb85010c8286e7325563013

    • SHA1

      bedf13135c090a521dc29df01d20e22463be281d

    • SHA256

      c390e8ad0bf322ba66c60885cf80fd0093ba9ba93b9558979e0d1afeee0bae58

    • SHA512

      4e2b2bb8d27921162331ee6c98f15fbd0b53fcde4e2cd3946302d99f6756338b85fca3c774ea3cecf49900afd626e12ca75612dcb03158475942335ad2bb8bc9

    • SSDEEP

      24576:/yjr/lR0/oPXNsxqCUw34Wsaur6rFZ66nSErEG8U6xZptH9F:Kv/lR7PNsxqzw3iaa6BRS/G8vpt

    • 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.

    • Detects Healer an antivirus disabler dropper

    • Glupteba

      Glupteba is a modular loader written in Golang with various components.

    • Glupteba payload

    • Healer

      Healer an antivirus disabler dropper.

    • 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.

    • Suspicious use of NtCreateUserProcessOtherParentProcess

    • Downloads MZ/PE file

    • Drops file in Drivers directory

    • Modifies Windows Firewall

    • Stops running service(s)

    • Checks computer location settings

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

    • Executes dropped EXE

    • Loads dropped DLL

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

    • Windows security modification

    • Accesses cryptocurrency files/wallets, possible credential harvesting

    • Adds Run key to start application

    • Checks installed software on the system

      Looks up Uninstall key entries in the registry to enumerate software on the system.

    • Legitimate hosting services abused for malware hosting/C2

    • Manipulates WinMonFS driver.

      Roottkits write to WinMonFS to hide directories/files from being detected.

    • Drops file in System32 directory

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks