General

  • Target

    9f3012b4ff0d9488fd23233d6beeaf128fd0e83bfa5038bb71e2f1365853aeb8

  • Size

    152KB

  • Sample

    221214-shd8baac73

  • MD5

    ca6486ddb0986c9777cb0c9b7bf40f0e

  • SHA1

    c342fee6d5076dc9f13f9e5ab876411276890cda

  • SHA256

    cc489b6587d96f228c7fca6346f4ac00111383cb6c453b486375a76a70ed92f5

  • SHA512

    906788ebf748530cbac3f1c1e694f5bf02691e4046ec1d7df8e9b3356e8c4315e4d154251335b181762cfcd099f7fbb558e2d08cb46c30a925ecf576fe1ad03f

  • SSDEEP

    3072:kYcZjkw+8BP24JFY29gQ6DwZ1aUj4ifAoZMt:WZjR52UY2r66hAV

Malware Config

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

redline

Botnet

mario23_10

C2

167.235.252.160:10642

Attributes
  • auth_value

    eca57cfb5172f71dc45986763bb98942

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

Targets

    • Target

      9f3012b4ff0d9488fd23233d6beeaf128fd0e83bfa5038bb71e2f1365853aeb8

    • Size

      233KB

    • MD5

      6cf78b93ea34e9eb07a574d238e9ed11

    • SHA1

      6d8c7a63e98463c3beaa69ee5c5376fd7009a287

    • SHA256

      9f3012b4ff0d9488fd23233d6beeaf128fd0e83bfa5038bb71e2f1365853aeb8

    • SHA512

      1da9dd07da41442ee67396598ad502483088797cebe57bd6b7ab137c5097056df580d6e2a60b3a78b3cea5b0f021bf1eb643c10a083c5408db33b735ba018d51

    • SSDEEP

      3072:vmBZdp/nU8MLODf4s8fB9z5U9HL8vLJOjqmN3fZlNBKYIsXhVQdl6py:vmVp/nyLC4s8fe5L8DwuyNY2+l6o

    • 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.

    • 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.

    • 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 user/profile data of web browsers

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

    • 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 Matrix ATT&CK v6

Execution

Scheduled Task

1
T1053

Persistence

Registry Run Keys / Startup Folder

1
T1060

Bootkit

1
T1067

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

Email Collection

1
T1114

Tasks