General

  • Target

    37ed815b936087889df2431acf87e6a85cee52ee5c876ac5f2df34ae5a64282c.exe

  • Size

    2.0MB

  • Sample

    250305-cy46nswmz7

  • MD5

    ec4e01d7791c36b423656cffe6b64973

  • SHA1

    19c653337b0b1efffa4f3fc5bc10220b2276e212

  • SHA256

    37ed815b936087889df2431acf87e6a85cee52ee5c876ac5f2df34ae5a64282c

  • SHA512

    3bdc0c269d159f928ad85e6f9af931ad2aece02da8642901e9dd2f8a71f8b0e64361e2077b8c1328a9d90bcfa8088dc8117c3b98e94aad68543de833ae76b8cc

  • SSDEEP

    49152:/f29psxNT9+WnclB3qW3tgP1ZF4yYhatlr+rxCa/rc:H2wxZcl53tgP3uy3lr+wa/r

Malware Config

Extracted

Family

amadey

Version

5.21

Botnet

092155

C2

http://176.113.115.6

Attributes
  • install_dir

    bb556cff4a

  • install_file

    rapes.exe

  • strings_key

    a131b127e996a898cd19ffb2d92e481b

  • url_paths

    /Ni9kiput/index.php

rc4.plain

Extracted

Family

systembc

C2

towerbingobongoboom.com

62.60.226.86

Attributes
  • dns

    5.132.191.104

Extracted

Family

vidar

Botnet

ir7am

C2

https://t.me/l793oy

https://steamcommunity.com/profiles/76561199829660832

Attributes
  • user_agent

    Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) Chrome/131.0.0.0 Safari/537.36 OPR/116.0.0.0

Extracted

Family

redline

Botnet

testproliv

C2

45.155.103.183:1488

Extracted

Family

svcstealer

Version

3.1

C2

185.81.68.156

176.113.115.149

Attributes
  • url_paths

    /svcstealer/get.php

Targets

    • Target

      37ed815b936087889df2431acf87e6a85cee52ee5c876ac5f2df34ae5a64282c.exe

    • Size

      2.0MB

    • MD5

      ec4e01d7791c36b423656cffe6b64973

    • SHA1

      19c653337b0b1efffa4f3fc5bc10220b2276e212

    • SHA256

      37ed815b936087889df2431acf87e6a85cee52ee5c876ac5f2df34ae5a64282c

    • SHA512

      3bdc0c269d159f928ad85e6f9af931ad2aece02da8642901e9dd2f8a71f8b0e64361e2077b8c1328a9d90bcfa8088dc8117c3b98e94aad68543de833ae76b8cc

    • SSDEEP

      49152:/f29psxNT9+WnclB3qW3tgP1ZF4yYhatlr+rxCa/rc:H2wxZcl53tgP3uy3lr+wa/r

    • Amadey

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

    • Amadey family

    • Detect Vidar Stealer

    • Detects SvcStealer Payload

      SvcStealer aka Diamotrix Clipper is a stealer/downloader written in C++.

    • RedLine

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

    • RedLine payload

    • Redline family

    • SvcStealer, Diamotrix

      SvcStealer aka Diamotrix Clipper is a stealer/downloader written in C++.

    • Svcstealer family

    • SystemBC

      SystemBC is a proxy and remote administration tool first seen in 2019.

    • Systembc family

    • Vidar

      Vidar is an infostealer based on Arkei stealer.

    • Vidar family

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

    • Downloads MZ/PE file

    • Uses browser remote debugging

      Can be used control the browser and steal sensitive information such as credentials and session cookies.

    • .NET Reactor proctector

      Detects an executable protected by an unregistered version of Eziriz's .NET Reactor.

    • 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.

    • 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 user/profile data of local email clients

      Email clients store some user data on disk where infostealers will often target it.

    • Reads user/profile data of web browsers

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

    • 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.

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks