General

  • Target

    c0bcfe95877775a83d6771f9fd7fbc37d1e9155bf949460004288c0a40e66736

  • Size

    1.5MB

  • Sample

    231113-mbrxyace57

  • MD5

    273dd67081f6b950f432b031fd47457a

  • SHA1

    efb2c393ab3a0e85f64c2f62dbe5b5ed08f320b6

  • SHA256

    c0bcfe95877775a83d6771f9fd7fbc37d1e9155bf949460004288c0a40e66736

  • SHA512

    8d4161cb172ff3001358cd7379b47560a66885f65a53a285f0223749a28c025afc7aa1421d3d8686ee509c35e81ede349610dfb6d9beac3468dcc9680dde259b

  • SSDEEP

    24576:Fyo+kV9uV0W951NMHeGIstg8GqtYDoEQI8/yDqeUUKwslJywVoqtUJAJMQT/xK3:go+go0Be1CrGFM3/yWkKwmUitH7xK

Malware Config

Extracted

Family

redline

Botnet

taiga

C2

5.42.92.51:19057

Targets

    • Target

      c0bcfe95877775a83d6771f9fd7fbc37d1e9155bf949460004288c0a40e66736

    • Size

      1.5MB

    • MD5

      273dd67081f6b950f432b031fd47457a

    • SHA1

      efb2c393ab3a0e85f64c2f62dbe5b5ed08f320b6

    • SHA256

      c0bcfe95877775a83d6771f9fd7fbc37d1e9155bf949460004288c0a40e66736

    • SHA512

      8d4161cb172ff3001358cd7379b47560a66885f65a53a285f0223749a28c025afc7aa1421d3d8686ee509c35e81ede349610dfb6d9beac3468dcc9680dde259b

    • SSDEEP

      24576:Fyo+kV9uV0W951NMHeGIstg8GqtYDoEQI8/yDqeUUKwslJywVoqtUJAJMQT/xK3:go+go0Be1CrGFM3/yWkKwmUitH7xK

    • Detect Mystic stealer payload

    • Modifies Windows Defender Real-time Protection settings

    • Mystic

      Mystic is an infostealer written in C++.

    • RedLine

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

    • RedLine payload

    • .NET Reactor proctector

      Detects an executable protected by an unregistered version of Eziriz's .NET Reactor.

    • Executes dropped EXE

    • Windows security modification

    • Accesses cryptocurrency files/wallets, possible credential harvesting

    • Adds Run key to start application

    • AutoIT Executable

      AutoIT scripts compiled to PE executables.

    • Detected potential entity reuse from brand paypal.

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks