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General

  • Target

    1518914aa7cd5a971cf197b4d666f565006fc3221684131a1a96aea8a0269216

  • Size

    255KB

  • Sample

    230918-xl19gaed23

  • MD5

    5807ffaf6c1310bfd515094072e24ac6

  • SHA1

    4a3323f862f0547996f0bd29c0af82bd52e6075b

  • SHA256

    1518914aa7cd5a971cf197b4d666f565006fc3221684131a1a96aea8a0269216

  • SHA512

    c57312cadce18ec7f1229c1ede72e7e03f4f0117c3b82d3d53fe0c31b3ef774bc638e28760846132024cc0f87e56c675d74cd0441cea2161a9c6567e5682efbd

  • SSDEEP

    6144:3CzjEp2jicP5iOo2T8VrSd/sUAOeil2CIaE41Sa:3CzAqiG59ouEijIh41Sa

Malware Config

Extracted

Family

smokeloader

Version

2022

C2

http://77.91.68.29/fks/

rc4.i32
rc4.i32

Extracted

Family

redline

Botnet

0305

C2

185.215.113.25:10195

Attributes
  • auth_value

    c86205ff1cc37b2da12f0190adfda52c

Extracted

Family

redline

Botnet

LegendaryInstalls_20230918

C2

62.72.23.19:80

Attributes
  • auth_value

    7e2e28855818d91285389c56372566f4

Extracted

Family

smokeloader

Botnet

up3

Extracted

Family

smokeloader

Version

2020

C2

http://host-file-host6.com/

http://host-host-file8.com/

rc4.i32
rc4.i32

Targets

    • Target

      1518914aa7cd5a971cf197b4d666f565006fc3221684131a1a96aea8a0269216

    • Size

      255KB

    • MD5

      5807ffaf6c1310bfd515094072e24ac6

    • SHA1

      4a3323f862f0547996f0bd29c0af82bd52e6075b

    • SHA256

      1518914aa7cd5a971cf197b4d666f565006fc3221684131a1a96aea8a0269216

    • SHA512

      c57312cadce18ec7f1229c1ede72e7e03f4f0117c3b82d3d53fe0c31b3ef774bc638e28760846132024cc0f87e56c675d74cd0441cea2161a9c6567e5682efbd

    • SSDEEP

      6144:3CzjEp2jicP5iOo2T8VrSd/sUAOeil2CIaE41Sa:3CzAqiG59ouEijIh41Sa

    • DcRat

      DarkCrystal(DC) is a new .NET RAT active since June 2019 capable of loading additional plugins.

    • Detect Fabookie payload

    • Fabookie

      Fabookie is facebook account info stealer.

    • Glupteba

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

    • Glupteba payload

    • RedLine

      RedLine Stealer is a malware family written in C#, first appearing in early 2020.

    • SmokeLoader

      Modular backdoor trojan in use since 2014.

    • Downloads MZ/PE file

    • Modifies Windows Firewall

    • 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.

    • Drops file in System32 directory

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks