General

  • Target

    file

  • Size

    1.3MB

  • Sample

    230920-1lc4esch35

  • MD5

    829a0997d9f85f18f95428d9f5aa7d49

  • SHA1

    6ab9efaad3949097b0449af87908b47ebc03d4f4

  • SHA256

    a104162675efa1ef6558d3f8edf218b8c2be3832e38fba88b4e0b73679e54b73

  • SHA512

    87856d9368f0169ddbfc0aebaea80f0415f3663658a171bd60e4e46b69606135a5db4b06b92591e8801e6fa91a4d0f482b3e5018efb3108ab9439cd456420116

  • SSDEEP

    24576:dy5Gcgp7hV2lgilAPS8eY/JLsPUcGfNcZZWMoyTYIWDHMNyV/kinKjmlV4SF:45G17hV2zkJLdxNSPTYRDsNojn7lV4S

Malware Config

Extracted

Family

redline

Botnet

trush

C2

77.91.124.82:19071

Attributes
  • auth_value

    c13814867cde8193679cd0cad2d774be

Extracted

Family

smokeloader

Version

2022

C2

http://77.91.68.29/fks/

rc4.i32
rc4.i32

Extracted

Family

fabookie

C2

http://app.nnnaajjjgc.com/check/safe

Extracted

Family

smokeloader

Botnet

up3

Targets

    • Target

      file

    • Size

      1.3MB

    • MD5

      829a0997d9f85f18f95428d9f5aa7d49

    • SHA1

      6ab9efaad3949097b0449af87908b47ebc03d4f4

    • SHA256

      a104162675efa1ef6558d3f8edf218b8c2be3832e38fba88b4e0b73679e54b73

    • SHA512

      87856d9368f0169ddbfc0aebaea80f0415f3663658a171bd60e4e46b69606135a5db4b06b92591e8801e6fa91a4d0f482b3e5018efb3108ab9439cd456420116

    • SSDEEP

      24576:dy5Gcgp7hV2lgilAPS8eY/JLsPUcGfNcZZWMoyTYIWDHMNyV/kinKjmlV4SF:45G17hV2zkJLdxNSPTYRDsNojn7lV4S

    • Detect Fabookie payload

    • Detects Healer an antivirus disabler dropper

    • Fabookie

      Fabookie is facebook account info stealer.

    • Glupteba

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

    • Glupteba payload

    • Healer

      Healer an antivirus disabler dropper.

    • Modifies Windows Defender Real-time Protection settings

    • 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.

    • xmrig

      XMRig is a high performance, open source, cross platform CPU/GPU miner.

    • XMRig Miner payload

    • Downloads MZ/PE file

    • Checks computer location settings

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

    • Executes dropped EXE

    • Loads dropped DLL

    • 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 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.

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks