General

  • Target

    03536899.exe

  • Size

    785KB

  • Sample

    230602-tzwz5ach4x

  • MD5

    b06be37202da47fd2997af9112af7985

  • SHA1

    8467777dc680bae6c5a670c924efef94718f8a93

  • SHA256

    65898e023661622746792cabbcf7de4b9279d1413468ef66ad4931993fc91ad9

  • SHA512

    804c4d5cb94d4d8ab72732da93d44c7ad4f3b2287759e82356a129d675baaacb74c2e9c1a5447a6a6cd047802e2430ab85628a0e953983c1850890c0eca04b29

  • SSDEEP

    24576:1yYL+cBOIc9Dmk53kyZftH7jcO4Ywv3Ws1S:QlcS9q+f78FYwO

Malware Config

Extracted

Family

redline

Botnet

maxi

C2

83.97.73.126:19046

Attributes
  • auth_value

    6a3f22e5f4209b056a3fd330dc71956a

Extracted

Family

redline

Botnet

metro

C2

83.97.73.126:19046

Attributes
  • auth_value

    f7fd4aa816bdbaad933b45b51d9b6b1a

Targets

    • Target

      03536899.exe

    • Size

      785KB

    • MD5

      b06be37202da47fd2997af9112af7985

    • SHA1

      8467777dc680bae6c5a670c924efef94718f8a93

    • SHA256

      65898e023661622746792cabbcf7de4b9279d1413468ef66ad4931993fc91ad9

    • SHA512

      804c4d5cb94d4d8ab72732da93d44c7ad4f3b2287759e82356a129d675baaacb74c2e9c1a5447a6a6cd047802e2430ab85628a0e953983c1850890c0eca04b29

    • SSDEEP

      24576:1yYL+cBOIc9Dmk53kyZftH7jcO4Ywv3Ws1S:QlcS9q+f78FYwO

    • 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