General

  • Target

    1d5e2a3a0dfe5c0d70a0b2f3f4b1cc6f.bin

  • Size

    985KB

  • Sample

    230521-bgmpmafe47

  • MD5

    29193a82c9421375addd23e34c5dee4c

  • SHA1

    6c66390a3ce23ad1f8fb6f9bf88a7a7794b3c07a

  • SHA256

    ad45e9f04bc194008fb8d31c92f0b1b805e018314310188db02cb9a74d1ca0d1

  • SHA512

    8429dcc75135e64e80605541da6e000440a4acfaadf64d2047d6063ed705546aabb124f04c25078d8e203758bd89d59e8792288c4c64e97d25250340ae5f0c42

  • SSDEEP

    24576:MY7au1jjXAIiScttFiQ8fB+K6aQj9hJbn7d/c10cGMhVuQ:Uu13ShnibJ+K6BKvbuQ

Malware Config

Extracted

Family

redline

Botnet

duper

C2

77.91.68.253:19065

Attributes
  • auth_value

    57e17ebbdb18f4882b95fe05402ef1c8

Targets

    • Target

      4aab7b9de862854e54be702e72840934fda39be1851bfcace4cac31bb315553b.exe

    • Size

      1.0MB

    • MD5

      1d5e2a3a0dfe5c0d70a0b2f3f4b1cc6f

    • SHA1

      ccc1824dc29f211726f75f026dc8e002ccc90740

    • SHA256

      4aab7b9de862854e54be702e72840934fda39be1851bfcace4cac31bb315553b

    • SHA512

      997829e6f4c1d39505facfb1d6a3745f236b1a90bd7319535a9a4f3c22a390ff490118436a355cab06dc6775a5f0a541e209f5995d6b4dc94250206f9ec4afb2

    • SSDEEP

      24576:yyBCGqbCWrd85enmP740ZJnPyH9zBnYP:Z47bCWrd85R740L6H9zBn

    • 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