General

  • Target

    a64f5bf6967e237796268c625dacc7f18b8bde6f1e9590203625b5f82eecc0eb

  • Size

    779KB

  • Sample

    230603-1ekvpaaf6v

  • MD5

    fbfc27d59d33bd1cdf6a1d287841bb8c

  • SHA1

    8537c530eeb60966473f3f013a3d19debd9c9a51

  • SHA256

    a64f5bf6967e237796268c625dacc7f18b8bde6f1e9590203625b5f82eecc0eb

  • SHA512

    240b1ce93c2ec6b13f93f7a17200c9b31b2aa7d57f8dc78eade42380df7423d26408500eb8d572f584c95bd5bf668d8814c9b3595bfaf4b5f4cae0e4aae195f8

  • SSDEEP

    24576:NyFKfznbXOOdcRE2jBF1QQftTDsE+rsz:oFKfznbXjdAbNF1QQfFd+

Malware Config

Extracted

Family

redline

Botnet

musa

C2

83.97.73.126:19046

Attributes
  • auth_value

    745cd242a52ab79c9c9026155d62f359

Extracted

Family

redline

Botnet

brain

C2

83.97.73.126:19046

Attributes
  • auth_value

    5fb8269baadec0c49899b9a7a0c8851f

Targets

    • Target

      a64f5bf6967e237796268c625dacc7f18b8bde6f1e9590203625b5f82eecc0eb

    • Size

      779KB

    • MD5

      fbfc27d59d33bd1cdf6a1d287841bb8c

    • SHA1

      8537c530eeb60966473f3f013a3d19debd9c9a51

    • SHA256

      a64f5bf6967e237796268c625dacc7f18b8bde6f1e9590203625b5f82eecc0eb

    • SHA512

      240b1ce93c2ec6b13f93f7a17200c9b31b2aa7d57f8dc78eade42380df7423d26408500eb8d572f584c95bd5bf668d8814c9b3595bfaf4b5f4cae0e4aae195f8

    • SSDEEP

      24576:NyFKfznbXOOdcRE2jBF1QQftTDsE+rsz:oFKfznbXjdAbNF1QQfFd+

    • Modifies Windows Defender Real-time Protection settings

    • RedLine

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

    • 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.

    • 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 v6

Tasks