General

  • Target

    6489d9c2484a1c38949212f41da34a7f283d83cc8b463bfa6b251ad71a4adc5b

  • Size

    1.8MB

  • Sample

    240323-nzzhcsad6s

  • MD5

    3309ac6c3fa2bdb38ab537f55796acb6

  • SHA1

    ca468c76d4374a603212da2a8dead5c40e3437f3

  • SHA256

    6489d9c2484a1c38949212f41da34a7f283d83cc8b463bfa6b251ad71a4adc5b

  • SHA512

    a0289588d8de5e69220c5e6af613157b1b82fe1703a5c5961d8ba73cb4fc4d659c551ae3bf8185831915c2726d41e0fa36ecaaa001da47e1647f9765b7d30c51

  • SSDEEP

    24576:fIoMzcDfbiNvb6mZoDgtWP/94j/kkEPx7iJ5r7znFhGpzQmC5CXW5DJMnDfrH3TQ:LEcb+V+dgtWd4geR/GfQfRajH1NaJ

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

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

amadey

Version

4.17

C2

http://185.215.113.32

Attributes
  • strings_key

    461809bd97c251ba0c0c8450c7055f1d

  • url_paths

    /yandex/index.php

rc4.plain

Extracted

Family

smokeloader

Version

2022

C2

http://selebration17io.io/index.php

http://vacantion18ffeu.cc/index.php

http://valarioulinity1.net/index.php

http://buriatiarutuhuob.net/index.php

http://cassiosssionunu.me/index.php

http://sulugilioiu19.net/index.php

http://goodfooggooftool.net/index.php

rc4.i32
rc4.i32

Targets

    • Target

      6489d9c2484a1c38949212f41da34a7f283d83cc8b463bfa6b251ad71a4adc5b

    • Size

      1.8MB

    • MD5

      3309ac6c3fa2bdb38ab537f55796acb6

    • SHA1

      ca468c76d4374a603212da2a8dead5c40e3437f3

    • SHA256

      6489d9c2484a1c38949212f41da34a7f283d83cc8b463bfa6b251ad71a4adc5b

    • SHA512

      a0289588d8de5e69220c5e6af613157b1b82fe1703a5c5961d8ba73cb4fc4d659c551ae3bf8185831915c2726d41e0fa36ecaaa001da47e1647f9765b7d30c51

    • SSDEEP

      24576:fIoMzcDfbiNvb6mZoDgtWP/94j/kkEPx7iJ5r7znFhGpzQmC5CXW5DJMnDfrH3TQ:LEcb+V+dgtWd4geR/GfQfRajH1NaJ

    • Amadey

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

    • Detect ZGRat V1

    • RedLine

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

    • RedLine payload

    • Rhadamanthys

      Rhadamanthys is an info stealer written in C++ first seen in August 2022.

    • SmokeLoader

      Modular backdoor trojan in use since 2014.

    • Suspicious use of NtCreateUserProcessOtherParentProcess

    • 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.

    • 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 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.

    • 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

    • Enumerates connected drives

      Attempts to read the root path of hard drives other than the default C: drive.

    • 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.

    • Drops file in System32 directory

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks