General

  • Target

    91eb9f4d30ab490a3bf32cd3627fc215bd53d645499e4107b5423ec7a79aff9d

  • Size

    779KB

  • Sample

    230603-wrcydshh7x

  • MD5

    a6967d7d287db72087fb074a33274e20

  • SHA1

    01147dadc219a855ecf82ec7ce21407518532061

  • SHA256

    91eb9f4d30ab490a3bf32cd3627fc215bd53d645499e4107b5423ec7a79aff9d

  • SHA512

    89b23717ad17a2db37554e7840b6e09ed164c3035971c5945fce7d9523faaaf4f3223c9cb5aaa259ec724bd1deee9d28c6eb165a923eb9ccdf2bbabca98e9345

  • SSDEEP

    12288:cMrpy90AHZ+zpxkuExDedSjzxjgehf3l/l7t5cBDsAoeBUV:9yz+1xzEFedSj3h/pH5cBpoVV

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

      91eb9f4d30ab490a3bf32cd3627fc215bd53d645499e4107b5423ec7a79aff9d

    • Size

      779KB

    • MD5

      a6967d7d287db72087fb074a33274e20

    • SHA1

      01147dadc219a855ecf82ec7ce21407518532061

    • SHA256

      91eb9f4d30ab490a3bf32cd3627fc215bd53d645499e4107b5423ec7a79aff9d

    • SHA512

      89b23717ad17a2db37554e7840b6e09ed164c3035971c5945fce7d9523faaaf4f3223c9cb5aaa259ec724bd1deee9d28c6eb165a923eb9ccdf2bbabca98e9345

    • SSDEEP

      12288:cMrpy90AHZ+zpxkuExDedSjzxjgehf3l/l7t5cBDsAoeBUV:9yz+1xzEFedSj3h/pH5cBpoVV

    • 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