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General

  • Target

    4496c76b89febda6091e6427c08fd88dcb7d97df60d9406e06b01c38e0cd7db4

  • Size

    1.9MB

  • Sample

    231005-pk4dfaba51

  • MD5

    1c72747119acb439110ba6cf994eb36e

  • SHA1

    73654fc62ee37532506967c9c033ed86d438585b

  • SHA256

    4496c76b89febda6091e6427c08fd88dcb7d97df60d9406e06b01c38e0cd7db4

  • SHA512

    83f1899c0aa25ef75a9f1f01da32b948470dac82a3dbdf3cea8cfee61fc00951cd40d8d530f5cdae013635f0a94456daf5c876ef1a88f37ea816236bf93a46de

  • SSDEEP

    49152:n8Fs2MEtfoCSz4f/rQ+l2N/vzbIWmgA7nQcc24+eg:FTEtfoCSzk/rQTNn/IWmgA7QP24+

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

amadey

Version

3.83

C2

http://5.42.65.80/8bmeVwqx/index.php

Attributes
  • install_dir

    207aa4515d

  • install_file

    oneetx.exe

  • strings_key

    3e634dd0840c68ae2ced83c2be7bf0d4

rc4.plain

Extracted

Family

redline

Botnet

gigant

C2

77.91.124.55:19071

Extracted

Family

redline

Botnet

@ytlogsbot

C2

176.123.4.46:33783

Extracted

Family

mystic

C2

http://5.42.92.211/loghub/master

Targets

    • Target

      4496c76b89febda6091e6427c08fd88dcb7d97df60d9406e06b01c38e0cd7db4

    • Size

      1.9MB

    • MD5

      1c72747119acb439110ba6cf994eb36e

    • SHA1

      73654fc62ee37532506967c9c033ed86d438585b

    • SHA256

      4496c76b89febda6091e6427c08fd88dcb7d97df60d9406e06b01c38e0cd7db4

    • SHA512

      83f1899c0aa25ef75a9f1f01da32b948470dac82a3dbdf3cea8cfee61fc00951cd40d8d530f5cdae013635f0a94456daf5c876ef1a88f37ea816236bf93a46de

    • SSDEEP

      49152:n8Fs2MEtfoCSz4f/rQ+l2N/vzbIWmgA7nQcc24+eg:FTEtfoCSzk/rQTNn/IWmgA7QP24+

    • 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

    • 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

    • Accesses cryptocurrency files/wallets, possible credential harvesting

    • Adds Run key to start application

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks