General

  • Target

    b482cfbbe53f6ea8d5597c26c4406dde13389c9c92bc04834f5bceec5745574b

  • Size

    233KB

  • Sample

    221214-re6ygsab77

  • MD5

    e047c8db87d54fc61673d74a24229692

  • SHA1

    bc257043c83c8adcb88b4887ee4148b015f0fdc0

  • SHA256

    b482cfbbe53f6ea8d5597c26c4406dde13389c9c92bc04834f5bceec5745574b

  • SHA512

    3e115a3cc6457b335c993ec0ad05f2dac56389e47e9c554a8ecae8d2621a5d5659d835abc43edfbbfeae5db4ec700992291faeaf398b5ecfc3dcd9cf3d4823c8

  • SSDEEP

    3072:D/B7xpSFLY3ZvDdf5RZZPFuAcQ6QL+6densD79RjKYIsnrTdF6py:rB7xAFL+vD3ZMAcKL+6densvi4dF6o

Malware Config

Extracted

Family

redline

Botnet

mario23_10

C2

167.235.252.160:10642

Attributes
  • auth_value

    eca57cfb5172f71dc45986763bb98942

Extracted

Family

djvu

C2

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

Attributes
  • extension

    .matu

  • offline_id

    M6quF9d1g2LNWnBiQpTSgbW26JwEOrFwFfT1xGt1

  • payload_url

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

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

  • ransomnote

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rsa_pubkey.plain

Extracted

Family

raccoon

Botnet

ec7a54fb6492ff3a52d09504b8ecf082

C2

http://88.119.161.188

http://88.119.161.19

rc4.plain

Extracted

Family

amadey

Version

3.60

C2

62.204.41.79/fb73jc3/index.php

Extracted

Family

redline

Botnet

sila

C2

31.41.244.186:4083

Attributes
  • auth_value

    489039b8bd277c20d87811d486157ac3

Extracted

Family

redline

Botnet

AMDdriveer999999

C2

185.106.92.214:2515

Attributes
  • auth_value

    20d77238e470cdfebbd6f73c01f4b8e1

Targets

    • Target

      b482cfbbe53f6ea8d5597c26c4406dde13389c9c92bc04834f5bceec5745574b

    • Size

      233KB

    • MD5

      e047c8db87d54fc61673d74a24229692

    • SHA1

      bc257043c83c8adcb88b4887ee4148b015f0fdc0

    • SHA256

      b482cfbbe53f6ea8d5597c26c4406dde13389c9c92bc04834f5bceec5745574b

    • SHA512

      3e115a3cc6457b335c993ec0ad05f2dac56389e47e9c554a8ecae8d2621a5d5659d835abc43edfbbfeae5db4ec700992291faeaf398b5ecfc3dcd9cf3d4823c8

    • SSDEEP

      3072:D/B7xpSFLY3ZvDdf5RZZPFuAcQ6QL+6densD79RjKYIsnrTdF6py:rB7xAFL+vD3ZMAcKL+6densvi4dF6o

    • Amadey

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

    • Detect Amadey credential stealer module

    • Detected Djvu ransomware

    • Detects Smokeloader packer

    • Djvu Ransomware

      Ransomware which is a variant of the STOP family.

    • Raccoon

      Raccoon is an infostealer written in C++ and first seen in 2019.

    • 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.

    • Blocklisted process makes network request

    • Downloads MZ/PE file

    • Executes dropped EXE

    • Checks computer location settings

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

    • Loads dropped DLL

    • Modifies file permissions

    • 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.

    • Uses the VBS compiler for execution

    • Accesses 2FA software files, possible credential harvesting

    • Accesses Microsoft Outlook profiles

    • 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.

    • Writes to the Master Boot Record (MBR)

      Bootkits write to the MBR to gain persistence at a level below the operating system.

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v6

Tasks