General

  • Target

    c784540c28d57bcb35639df985ab1b5f07c41888d511b42d2595f6e81f020410

  • Size

    1.8MB

  • Sample

    240328-rcdtxsga3w

  • MD5

    45d4b952be3e0144f2309c2b24f8d0f2

  • SHA1

    6d4110ed7e909fac3f4bdb3f0548f9cc0526c0f0

  • SHA256

    c784540c28d57bcb35639df985ab1b5f07c41888d511b42d2595f6e81f020410

  • SHA512

    da8d18c5aeb230e6ce243515d2fc96b385bd8e0f9bb4f8faa0234b29d3ca46d5217c92bc640fc69d3ef24797c95d716de010f8dc7bcbde7ba8b37941bbfbbc6b

  • SSDEEP

    49152:x3mb2Sl15Z5kq7dU1JChNKQVy/xmbEvumjvsfi:k6SJ8CN3hEWLf

Malware Config

Extracted

Family

amadey

Version

4.17

C2

http://185.215.113.32

Attributes
  • install_dir

    00c07260dc

  • install_file

    explorgu.exe

  • strings_key

    461809bd97c251ba0c0c8450c7055f1d

  • url_paths

    /yandex/index.php

rc4.plain

Extracted

Family

redline

Botnet

LiveTraffic

C2

4.185.137.132:1632

Extracted

Family

redline

Botnet

@OLEH_PSP

C2

185.172.128.33:8970

Extracted

Family

amadey

Version

4.18

C2

http://193.233.132.56

Attributes
  • install_dir

    09fd851a4f

  • install_file

    explorha.exe

  • strings_key

    443351145ece4966ded809641c77cfa8

  • url_paths

    /Pneh2sXQk0/index.php

rc4.plain

Extracted

Family

stealc

C2

http://185.172.128.209

Attributes
  • url_path

    /3cd2b41cbde8fc9c.php

Targets

    • Target

      c784540c28d57bcb35639df985ab1b5f07c41888d511b42d2595f6e81f020410

    • Size

      1.8MB

    • MD5

      45d4b952be3e0144f2309c2b24f8d0f2

    • SHA1

      6d4110ed7e909fac3f4bdb3f0548f9cc0526c0f0

    • SHA256

      c784540c28d57bcb35639df985ab1b5f07c41888d511b42d2595f6e81f020410

    • SHA512

      da8d18c5aeb230e6ce243515d2fc96b385bd8e0f9bb4f8faa0234b29d3ca46d5217c92bc640fc69d3ef24797c95d716de010f8dc7bcbde7ba8b37941bbfbbc6b

    • SSDEEP

      49152:x3mb2Sl15Z5kq7dU1JChNKQVy/xmbEvumjvsfi:k6SJ8CN3hEWLf

    • Amadey

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

    • Detect ZGRat V1

    • Glupteba

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

    • Glupteba payload

    • RedLine

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

    • RedLine payload

    • RisePro

      RisePro stealer is an infostealer distributed by PrivateLoader.

    • Stealc

      Stealc is an infostealer written in C++.

    • UAC bypass

    • Windows security bypass

    • ZGRat

      ZGRat is remote access trojan written in C#.

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

    • Blocklisted process makes network request

    • Downloads MZ/PE file

    • Modifies Windows Firewall

    • 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 WinSCP keys stored on the system

      Tries to access WinSCP stored sessions.

    • Reads local data of messenger clients

      Infostealers often target stored data of messaging applications, which can include saved credentials and account information.

    • Reads user/profile data of web browsers

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

    • Themida packer

      Detects Themida, an advanced Windows software protection system.

    • UPX packed file

      Detects executables packed with UPX/modified UPX open source packer.

    • 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.

    • Checks whether UAC is enabled

    • Legitimate hosting services abused for malware hosting/C2

    • Looks up external IP address via web service

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

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks