General

  • Target

    74cdac95ce4d55dbc351fe96a3be596b709e4ef3add0427b5f3ec62d48019de6

  • Size

    231KB

  • Sample

    240322-ay45kadg24

  • MD5

    3c99e1c4ab1f94fa9384cd0667a2b166

  • SHA1

    abd4d2d15008bf4f202febc98acfe76c8aef0f52

  • SHA256

    74cdac95ce4d55dbc351fe96a3be596b709e4ef3add0427b5f3ec62d48019de6

  • SHA512

    446c5ef0834ad3b913ecd81b4a85c6deb371dbc6d6d4abd878b6fbf7a212ce12b59277c4736ffafe046fd0d192d6aed86127a45eee1d4e614d9381ed65ee5adf

  • SSDEEP

    3072:alaTm6Kv797l/8cVZE1tFAe/G1ov3AMtL/EtHgfJPs8qZvoh:9m6Kv5V8VLr74C4AfJk

Malware Config

Extracted

Family

smokeloader

Botnet

pub1

Extracted

Family

smokeloader

Version

2022

C2

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

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

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

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

vidar

Version

8.4

Botnet

95002d0a9d65ffced363a8f35f42a529

C2

https://steamcommunity.com/profiles/76561199654112719

https://t.me/r2d0s

Attributes
  • profile_id_v2

    95002d0a9d65ffced363a8f35f42a529

  • user_agent

    Mozilla/5.0 (Macintosh; Intel Mac OS X 10.15; rv:123.0) Gecko/20100101 Firefox/123.0

Extracted

Family

lumma

C2

https://relevantvoicelesskw.shop/api

https://resergvearyinitiani.shop/api

https://associationokeo.shop/api

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

Targets

    • Target

      74cdac95ce4d55dbc351fe96a3be596b709e4ef3add0427b5f3ec62d48019de6

    • Size

      231KB

    • MD5

      3c99e1c4ab1f94fa9384cd0667a2b166

    • SHA1

      abd4d2d15008bf4f202febc98acfe76c8aef0f52

    • SHA256

      74cdac95ce4d55dbc351fe96a3be596b709e4ef3add0427b5f3ec62d48019de6

    • SHA512

      446c5ef0834ad3b913ecd81b4a85c6deb371dbc6d6d4abd878b6fbf7a212ce12b59277c4736ffafe046fd0d192d6aed86127a45eee1d4e614d9381ed65ee5adf

    • SSDEEP

      3072:alaTm6Kv797l/8cVZE1tFAe/G1ov3AMtL/EtHgfJPs8qZvoh:9m6Kv5V8VLr74C4AfJk

    • 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.

    • Detect Vidar Stealer

    • 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

    • Lumma Stealer

      An infostealer written in C++ first seen in August 2022.

    • 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.

    • Vidar

      Vidar is an infostealer based on Arkei stealer.

    • ZGRat

      ZGRat is remote access trojan written in C#.

    • Downloads MZ/PE file

    • Modifies Installed Components in the registry

    • Modifies Windows Firewall

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Deletes itself

    • Executes dropped EXE

    • Modifies file permissions

    • Reads data files stored by FTP clients

      Tries to access configuration files associated with programs like FileZilla.

    • Reads user/profile data of web browsers

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

    • UPX packed file

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

    • 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.

    • 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 SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks