General

  • Target

    1b84e266aaebdfe65601d2c9a9d67bd82bce55e0a100baa05d7b952b326eaca8

  • Size

    1021KB

  • Sample

    230518-yqv4padg34

  • MD5

    8d4dc101971099c7035b97504a04486e

  • SHA1

    a1064958f67406b0762a533bf32959d016adb5a7

  • SHA256

    1b84e266aaebdfe65601d2c9a9d67bd82bce55e0a100baa05d7b952b326eaca8

  • SHA512

    0239f150981005481fe5b50497f25461d483a3b6e48b7e1e85ff410bb52e5f9e0df177b898f004c0b3312070248da8b7149cccc0b6aadd6f707270fbfeae362b

  • SSDEEP

    24576:Fyv9+wJnfpcuVyYWkuNGVXVKItRWim6r49:gplhcC7Wk+0VKITHm6r4

Malware Config

Extracted

Family

redline

Botnet

laxak

C2

77.91.68.253:41783

Attributes
  • auth_value

    9f2cf0f93f412b5c2e152400023c0fc3

Targets

    • Target

      1b84e266aaebdfe65601d2c9a9d67bd82bce55e0a100baa05d7b952b326eaca8

    • Size

      1021KB

    • MD5

      8d4dc101971099c7035b97504a04486e

    • SHA1

      a1064958f67406b0762a533bf32959d016adb5a7

    • SHA256

      1b84e266aaebdfe65601d2c9a9d67bd82bce55e0a100baa05d7b952b326eaca8

    • SHA512

      0239f150981005481fe5b50497f25461d483a3b6e48b7e1e85ff410bb52e5f9e0df177b898f004c0b3312070248da8b7149cccc0b6aadd6f707270fbfeae362b

    • SSDEEP

      24576:Fyv9+wJnfpcuVyYWkuNGVXVKItRWim6r49:gplhcC7Wk+0VKITHm6r4

    • 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