Resubmissions

27-03-2024 16:03

240327-thm1wsff24 10

27-03-2024 03:34

240327-d42heabg73 10

General

  • Target

    cf23a8b33580384114e72d04958f8b7ea50bfddb2ceb12dd562152fbac0e5f53

  • Size

    1.8MB

  • Sample

    240327-d42heabg73

  • MD5

    25a84242d258a18a96fe6368ec43c068

  • SHA1

    02fd34ce3f48e6cee06d98bbfe7788a9a5074625

  • SHA256

    cf23a8b33580384114e72d04958f8b7ea50bfddb2ceb12dd562152fbac0e5f53

  • SHA512

    cf29554dbf5a824a5d08d7e323331f794942361a5988c0c209fdc517fbc3369c79d29d18f13b8e9497673721c46ae510bcdc2e2f1e6bf78d1141d7887f37e545

  • SSDEEP

    49152:p3yyzw2ng66Y1WyY1uJtd+hNeSjNKpnoR+h5COq:NjbvDJieSjNynXh5C

Malware Config

Extracted

Family

amadey

Version

4.17

C2

http://185.215.113.32

http://193.233.132.167

Attributes
  • install_dir

    00c07260dc

  • install_file

    explorgu.exe

  • strings_key

    461809bd97c251ba0c0c8450c7055f1d

  • url_paths

    /yandex/index.php

rc4.plain
rc4.plain

Extracted

Family

redline

Botnet

LiveTraffic

C2

4.185.137.132:1632

Extracted

Family

amadey

Version

4.17

C2

http://185.215.113.32

http://193.233.132.167

Attributes
  • strings_key

    461809bd97c251ba0c0c8450c7055f1d

  • url_paths

    /yandex/index.php

rc4.plain
rc4.plain

Extracted

Family

redline

Botnet

@OLEH_PSP

C2

185.172.128.33:8970

Extracted

Family

amadey

Version

4.12

C2

http://185.172.128.19

Attributes
  • install_dir

    cd1f156d67

  • install_file

    Utsysc.exe

  • strings_key

    0dd3e5ee91b367c60c9e575983554b30

  • url_paths

    /ghsdh39s/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

http://trad-einmyus.com/index.php

http://tradein-myus.com/index.php

http://trade-inmyus.com/index.php

rc4.i32
rc4.i32
rc4.i32
rc4.i32

Extracted

Family

djvu

C2

http://sajdfue.com/test1/get.php

Attributes
  • extension

    .vook

  • offline_id

    1eSPzWRaNslCgtjBZfL5pzvovoiaVI4IZSnvAwt1

  • payload_url

    http://sdfjhuz.com/dl/build2.exe

    http://sajdfue.com/files/1/build3.exe

  • ransomnote

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rsa_pubkey.plain

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

      cf23a8b33580384114e72d04958f8b7ea50bfddb2ceb12dd562152fbac0e5f53

    • Size

      1.8MB

    • MD5

      25a84242d258a18a96fe6368ec43c068

    • SHA1

      02fd34ce3f48e6cee06d98bbfe7788a9a5074625

    • SHA256

      cf23a8b33580384114e72d04958f8b7ea50bfddb2ceb12dd562152fbac0e5f53

    • SHA512

      cf29554dbf5a824a5d08d7e323331f794942361a5988c0c209fdc517fbc3369c79d29d18f13b8e9497673721c46ae510bcdc2e2f1e6bf78d1141d7887f37e545

    • SSDEEP

      49152:p3yyzw2ng66Y1WyY1uJtd+hNeSjNKpnoR+h5COq:NjbvDJieSjNynXh5C

    • Amadey

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

    • Detect ZGRat V1

    • Detected Djvu ransomware

    • Djvu Ransomware

      Ransomware which is a variant of the STOP family.

    • Glupteba

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

    • Glupteba payload

    • PureLog Stealer

      PureLog Stealer is an infostealer written in C#.

    • PureLog Stealer payload

    • 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.

    • Stealc

      Stealc is an infostealer written in C++.

    • 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

    • Modifies file permissions

    • 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

    • Checks installed software on the system

      Looks up Uninstall key entries in the registry to enumerate software on the system.

    • 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