General

  • Target

    4ef43926413570732b4d8274dbc9f982.exe

  • Size

    1.2MB

  • Sample

    231010-we6d6shb58

  • MD5

    4ef43926413570732b4d8274dbc9f982

  • SHA1

    db5c8e94d4c587af34ebd6be8585cbfea1096214

  • SHA256

    636c6ce70675614887766e1917acb85bb99f076644ddf8c2329b6012d21adc22

  • SHA512

    99d6bbdd3b26809f85df2dce548aba29b9878ea5701cbebb0c957a65584a49ac15e678cb05bb6d9c830196b20612fe4f7f31e4df8d3da676234cb30f9284a8dd

  • SSDEEP

    24576:Sy4jVTMusF/Ngr30FUVkfAdFL9Pe9Hq1fC36+qBoAjZEzpqTh:5yVTM7lNM0aOfc7PAIf+6DoAjuqT

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

      4ef43926413570732b4d8274dbc9f982.exe

    • Size

      1.2MB

    • MD5

      4ef43926413570732b4d8274dbc9f982

    • SHA1

      db5c8e94d4c587af34ebd6be8585cbfea1096214

    • SHA256

      636c6ce70675614887766e1917acb85bb99f076644ddf8c2329b6012d21adc22

    • SHA512

      99d6bbdd3b26809f85df2dce548aba29b9878ea5701cbebb0c957a65584a49ac15e678cb05bb6d9c830196b20612fe4f7f31e4df8d3da676234cb30f9284a8dd

    • SSDEEP

      24576:Sy4jVTMusF/Ngr30FUVkfAdFL9Pe9Hq1fC36+qBoAjZEzpqTh:5yVTM7lNM0aOfc7PAIf+6DoAjuqT

    • 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

    • Drops file in System32 directory

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks