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General

  • Target

    7023f8bf4f26b74866fcb18b7ba070aa9222b22c11ce526ccb445db59709fa6a

  • Size

    1.0MB

  • Sample

    230519-p5geeadh97

  • MD5

    f59904ab8de8b8af4e91c33824ace421

  • SHA1

    6351eac9d5150e42c8abcf15a863e591e3296944

  • SHA256

    7023f8bf4f26b74866fcb18b7ba070aa9222b22c11ce526ccb445db59709fa6a

  • SHA512

    a0a99f5d188103a7897a39483dd11ee5f554de0e388e4a620a2e8701a59a0aaa35d003a643f4c1026c1f4dfdb81896a9a00e3288746ec2a1b9392b081179cd91

  • SSDEEP

    24576:+yd9BMB4YvWcOxB0208KnFmDnjz+006To0HsWQ:NvBw4mlOj05nGjz+UTo0M

Malware Config

Extracted

Family

redline

Botnet

muser

C2

77.91.68.253:19065

Attributes
  • auth_value

    ab307a8e027ba1296455e3d548f168a3

Targets

    • Target

      7023f8bf4f26b74866fcb18b7ba070aa9222b22c11ce526ccb445db59709fa6a

    • Size

      1.0MB

    • MD5

      f59904ab8de8b8af4e91c33824ace421

    • SHA1

      6351eac9d5150e42c8abcf15a863e591e3296944

    • SHA256

      7023f8bf4f26b74866fcb18b7ba070aa9222b22c11ce526ccb445db59709fa6a

    • SHA512

      a0a99f5d188103a7897a39483dd11ee5f554de0e388e4a620a2e8701a59a0aaa35d003a643f4c1026c1f4dfdb81896a9a00e3288746ec2a1b9392b081179cd91

    • SSDEEP

      24576:+yd9BMB4YvWcOxB0208KnFmDnjz+006To0HsWQ:NvBw4mlOj05nGjz+UTo0M

    • Modifies Windows Defender Real-time Protection settings

    • RedLine

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

    • RedLine payload

    • 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.

    • Windows security modification

    • 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