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General

  • Target

    b97cf8e14076f75497c53ea069997c4cd6275387907c210a5b45059c2c49c377

  • Size

    1.4MB

  • Sample

    231012-p662fsch75

  • MD5

    fa074735dd47f60a825d97a08d98a33d

  • SHA1

    cbeca43ef31e64047ae1d22eb51390df0a413a79

  • SHA256

    b97cf8e14076f75497c53ea069997c4cd6275387907c210a5b45059c2c49c377

  • SHA512

    750aed8497fd007128285e42f3bde764799e4dd6218f07fd681807091d9a944afae9645c630b1178a65362b323e5d7600a54761eeaf6b73ba2d5ca28e9772486

  • SSDEEP

    24576:gJYSgG+lqO7/38XOKQi7skivRePwCY1hQ+HIIqCA4UrXQM1q8dYf:ZSgG+0M/38tUsD7+o5r1Sf

Malware Config

Extracted

Family

amadey

Version

3.89

C2

http://77.91.68.52/mac/index.php

http://77.91.68.78/help/index.php

Attributes
  • install_dir

    fefffe8cea

  • install_file

    explonde.exe

  • strings_key

    916aae73606d7a9e02a1d3b47c199688

rc4.plain
rc4.plain

Extracted

Family

redline

Botnet

prets

C2

77.91.124.82:19071

Attributes
  • auth_value

    44ee9617e145f5ca73d49c1a4a0c2e34

Extracted

Family

smokeloader

Version

2022

C2

http://77.91.68.29/fks/

rc4.i32
rc4.i32

Extracted

Family

redline

Botnet

kukish

C2

77.91.124.55:19071

Extracted

Family

systembc

C2

zl0yy.ru:4001

r0ck3t.ru:4001

Extracted

Family

redline

Botnet

breha

C2

77.91.124.55:19071

Targets

    • Target

      b97cf8e14076f75497c53ea069997c4cd6275387907c210a5b45059c2c49c377

    • Size

      1.4MB

    • MD5

      fa074735dd47f60a825d97a08d98a33d

    • SHA1

      cbeca43ef31e64047ae1d22eb51390df0a413a79

    • SHA256

      b97cf8e14076f75497c53ea069997c4cd6275387907c210a5b45059c2c49c377

    • SHA512

      750aed8497fd007128285e42f3bde764799e4dd6218f07fd681807091d9a944afae9645c630b1178a65362b323e5d7600a54761eeaf6b73ba2d5ca28e9772486

    • SSDEEP

      24576:gJYSgG+lqO7/38XOKQi7skivRePwCY1hQ+HIIqCA4UrXQM1q8dYf:ZSgG+0M/38tUsD7+o5r1Sf

    • 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.

    • Detected google phishing page

    • Detects Healer an antivirus disabler dropper

    • Glupteba

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

    • 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.

    • SystemBC

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

    • Looks for VirtualBox Guest Additions in registry

    • Downloads MZ/PE file

    • Looks for VMWare Tools registry key

    • Modifies Windows Firewall

    • .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

    • 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.

    • Uses the VBS compiler for execution

    • 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.

    • Looks up external IP address via web service

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

    • Manipulates WinMonFS driver.

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

    • Maps connected drives based on registry

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

    • Drops file in System32 directory

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks