General

  • Target

    Adobe Acrobat DC OCR Fix.exe

  • Size

    109.7MB

  • Sample

    230216-aw5nbaeh84

  • MD5

    36e21b27644c07b5e815c9eb2a819e6e

  • SHA1

    e51a64704ca5862af9fb1c61f73bf9cb55dfaee4

  • SHA256

    d79fa6a863bb63a7df878d66fcdbd17a31bd69f6d05190f9ffa7b0fb38b2799d

  • SHA512

    cbc043aebf7ac712eb4f5da908d2e00eb67df4759f313329bea4276a5b092e5a40ce01989ded11427f7318883e0f9d34de371d9b206b21e5c3ed36ef5b89066d

  • SSDEEP

    3145728:G4HZnnw/hW6RbeNV9Y1tncbdm+fxd57f/W:dZnw/MKu/Y1BcJ9xdZHW

Malware Config

Extracted

Family

redline

Botnet

TPB

C2

amrican-sport-live-stream.cc:4581

Attributes
  • auth_value

    9af3f668d2aa93965a3f83753e8ccb3f

Targets

    • Target

      Adobe Acrobat DC OCR Fix.exe

    • Size

      109.7MB

    • MD5

      36e21b27644c07b5e815c9eb2a819e6e

    • SHA1

      e51a64704ca5862af9fb1c61f73bf9cb55dfaee4

    • SHA256

      d79fa6a863bb63a7df878d66fcdbd17a31bd69f6d05190f9ffa7b0fb38b2799d

    • SHA512

      cbc043aebf7ac712eb4f5da908d2e00eb67df4759f313329bea4276a5b092e5a40ce01989ded11427f7318883e0f9d34de371d9b206b21e5c3ed36ef5b89066d

    • SSDEEP

      3145728:G4HZnnw/hW6RbeNV9Y1tncbdm+fxd57f/W:dZnw/MKu/Y1BcJ9xdZHW

    • Detect PureCrypter injector

    • PureCrypter

      PureCrypter is a .NET malware loader first seen in early 2021.

    • RedLine

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

    • Downloads MZ/PE file

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Executes dropped EXE

    • Loads dropped DLL

    • Accesses cryptocurrency files/wallets, possible credential harvesting

    • Enumerates connected drives

      Attempts to read the root path of hard drives other than the default C: drive.

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v6

Tasks