General

  • Target

    file

  • Size

    301KB

  • Sample

    230206-yrxnxaff59

  • MD5

    ac36497718d4ac9aef2351cb94897446

  • SHA1

    ddb5a24ba1d09df8990bd21bf69d771de1b0de1e

  • SHA256

    39f041a8642a03508f6670c9c2118294d176c2fe15315293917cac2d46262a35

  • SHA512

    2511afab516d1278b510d0b2fe1c6604126c939c594948aa914827a0536d1479d601bf27a868b609cf419c0a3600802ed6b01845e326ae6da5160b9911c1292f

  • SSDEEP

    3072:CIVb6bA4LqL5RGCnJO1Mf4nl+eqP7I0Xt3v9uQjiMTE5apafw:CMf4LmeXMf4ncBdFuQj9Za

Malware Config

Extracted

Family

amadey

Version

3.65

C2

77.73.134.27/8bmdh3Slb2/index.php

Extracted

Family

djvu

C2

http://bihsy.com/lancer/get.php

Attributes
  • extension

    .erop

  • offline_id

    xVB7l5LcUtDGyghMgGsTvebrKc0RGgDXlN1BoKt1

  • payload_url

    http://uaery.top/dl/build2.exe

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

  • ransomnote

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rsa_pubkey.plain

Extracted

Family

vidar

Version

2.3

Botnet

19

C2

https://t.me/mantarlars

https://steamcommunity.com/profiles/76561199474840123

Attributes
  • profile_id

    19

Extracted

Family

laplas

C2

http://45.159.189.105

Attributes
  • api_key

    ad75d4e2e9636ca662a337b6e798d36159f23acfc89bbe9400d0d451bd8d69fd

Targets

    • Target

      file

    • Size

      301KB

    • MD5

      ac36497718d4ac9aef2351cb94897446

    • SHA1

      ddb5a24ba1d09df8990bd21bf69d771de1b0de1e

    • SHA256

      39f041a8642a03508f6670c9c2118294d176c2fe15315293917cac2d46262a35

    • SHA512

      2511afab516d1278b510d0b2fe1c6604126c939c594948aa914827a0536d1479d601bf27a868b609cf419c0a3600802ed6b01845e326ae6da5160b9911c1292f

    • SSDEEP

      3072:CIVb6bA4LqL5RGCnJO1Mf4nl+eqP7I0Xt3v9uQjiMTE5apafw:CMf4LmeXMf4ncBdFuQj9Za

    • Amadey

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

    • Detected Djvu ransomware

    • Detects Smokeloader packer

    • Djvu Ransomware

      Ransomware which is a variant of the STOP family.

    • Laplas Clipper

      Laplas is a crypto wallet stealer with three variants written in Golang, C#, and C++.

    • Process spawned unexpected child process

      This typically indicates the parent process was compromised via an exploit or macro.

    • SmokeLoader

      Modular backdoor trojan in use since 2014.

    • Vidar

      Vidar is an infostealer based on Arkei stealer.

    • Blocklisted process makes network request

    • Downloads MZ/PE file

    • Checks computer location settings

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

    • Executes dropped EXE

    • Loads dropped DLL

    • Modifies file permissions

    • Reads user/profile data of web browsers

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

    • VMProtect packed file

      Detects executables packed with VMProtect commercial packer.

    • Accesses 2FA software files, possible credential harvesting

    • 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.

    • Suspicious use of SetThreadContext

MITRE ATT&CK Matrix ATT&CK v6

Execution

Scheduled Task

1
T1053

Persistence

Registry Run Keys / Startup Folder

1
T1060

Scheduled Task

1
T1053

Privilege Escalation

Scheduled Task

1
T1053

Defense Evasion

File Permissions Modification

1
T1222

Modify Registry

1
T1112

Credential Access

Credentials in Files

3
T1081

Discovery

Query Registry

4
T1012

System Information Discovery

4
T1082

Peripheral Device Discovery

1
T1120

Collection

Data from Local System

3
T1005

Tasks