General

  • Target

    bd9587f3695a5371e9cab7e1ee3195acf6cc87d61beaffa5cedeaab19a9eb08f.exe

  • Size

    1.8MB

  • Sample

    240929-bzbebaxerg

  • MD5

    4fb2d57ca858e8992808938bb23eef46

  • SHA1

    14559e576016904d880b7c950a31c0c3945b3d19

  • SHA256

    bd9587f3695a5371e9cab7e1ee3195acf6cc87d61beaffa5cedeaab19a9eb08f

  • SHA512

    5f63f350133f4fcfe983fb8432f331fd5e7f4431fa3689eae9008a7d966208d4ffdd2b1152cd016623c33291c90a031c8947e04ae9419558b13a8c0ba6454340

  • SSDEEP

    24576:aTVlLgIkhGeCxydsPxWdXpdO2kzq22vvWMCgrHOZ62GqXQ79HVFMQyddhMr3nAR+:glA0edsZkC2WMnQ6dpH0JDqr3cGlS6d

Malware Config

Extracted

Family

amadey

Version

4.41

Botnet

fed3aa

C2

http://185.215.113.16

Attributes
  • install_dir

    44111dbc49

  • install_file

    axplong.exe

  • strings_key

    8d0ad6945b1a30a186ec2d30be6db0b5

  • url_paths

    /Jo89Ku7d/index.php

rc4.plain

Extracted

Family

redline

Botnet

LiveTraffic

C2

136.244.88.135:17615

Extracted

Family

redline

Botnet

@OLEH_PSP

C2

65.21.18.51:45580

Extracted

Family

stealc

Botnet

default2

C2

http://185.215.113.17

Attributes
  • url_path

    /2fb6c2cc8dce150a.php

Extracted

Family

stealc

Botnet

default

C2

http://91.202.233.158

Attributes
  • url_path

    /e96ea2db21fa9a1b.php

Extracted

Family

redline

Botnet

TG CLOUD @RLREBORN Admin @FATHEROFCARDERS

C2

89.105.223.196:29862

Extracted

Family

redline

Botnet

newbundle2

C2

185.215.113.67:15206

Extracted

Family

amadey

Version

4.42

Botnet

9c9aa5

C2

http://185.215.113.43

Attributes
  • install_dir

    abc3bc1985

  • install_file

    skotes.exe

  • strings_key

    8a35cf2ea38c2817dba29a4b5b25dcf0

  • url_paths

    /Zu7JuNko/index.php

rc4.plain

Extracted

Family

stealc

Botnet

save

C2

http://185.215.113.37

Attributes
  • url_path

    /e2b1563c6670f193.php

Extracted

Family

xworm

Version

5.0

C2

188.190.10.161:4444

Mutex

TSXTkO0pNBdN2KNw

Attributes
  • install_file

    USB.exe

aes.plain

Targets

    • Target

      bd9587f3695a5371e9cab7e1ee3195acf6cc87d61beaffa5cedeaab19a9eb08f.exe

    • Size

      1.8MB

    • MD5

      4fb2d57ca858e8992808938bb23eef46

    • SHA1

      14559e576016904d880b7c950a31c0c3945b3d19

    • SHA256

      bd9587f3695a5371e9cab7e1ee3195acf6cc87d61beaffa5cedeaab19a9eb08f

    • SHA512

      5f63f350133f4fcfe983fb8432f331fd5e7f4431fa3689eae9008a7d966208d4ffdd2b1152cd016623c33291c90a031c8947e04ae9419558b13a8c0ba6454340

    • SSDEEP

      24576:aTVlLgIkhGeCxydsPxWdXpdO2kzq22vvWMCgrHOZ62GqXQ79HVFMQyddhMr3nAR+:glA0edsZkC2WMnQ6dpH0JDqr3cGlS6d

    • Amadey

      Amadey bot is a simple trojan bot primarily used for collecting reconnaissance information.

    • Detect Xworm Payload

    • RedLine

      RedLine Stealer is a malware family written in C#, first appearing in early 2020.

    • RedLine payload

    • Stealc

      Stealc is an infostealer written in C++.

    • Suspicious use of NtCreateUserProcessOtherParentProcess

    • Xworm

      Xworm is a remote access trojan written in C#.

    • Identifies VirtualBox via ACPI registry values (likely anti-VM)

    • Downloads MZ/PE file

    • Checks BIOS information in registry

      BIOS information is often read in order to detect sandboxing environments.

    • Checks computer location settings

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

    • Drops startup file

    • Executes dropped EXE

    • Identifies Wine through registry keys

      Wine is a compatibility layer capable of running Windows applications, which can be used as sandboxing environment.

    • Loads dropped DLL

    • Reads data files stored by FTP clients

      Tries to access configuration files associated with programs like FileZilla.

    • Reads user/profile data of web browsers

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

    • Unsecured Credentials: Credentials In Files

      Steal credentials from unsecured files.

    • 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.

    • Looks up external IP address via web service

      Uses a legitimate IP lookup service to find the infected system's external IP.

    • Enumerates processes with tasklist

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks