General

  • Target

    5d36df2ecc55745b23bd7c5130cd3a23244744a58f9c65a4d78e642754e24951

  • Size

    873KB

  • Sample

    230512-kfvtaacd54

  • MD5

    ff8df4e407a38d323967daa3f42042c8

  • SHA1

    205604c2741d13e3b39b17c25a04adca5de8d9b3

  • SHA256

    5d36df2ecc55745b23bd7c5130cd3a23244744a58f9c65a4d78e642754e24951

  • SHA512

    999a004669f33af80bf0e769b7c99a014ea3eefcc41df765ac191da953de08595f8e8e5e595923936b4461a1d638d9e3e70706b432fd90696f0cb26e3e93b8e3

  • SSDEEP

    24576:FyOzEyG0wRCmn4EWeF9RSW9OIU9XSh5BVWt0:gTwwIm4EWIRSN9XYTVW

Malware Config

Extracted

Family

redline

Botnet

mizer

C2

185.161.248.75:4132

Attributes
  • auth_value

    353ae46e71ea5671b9ed097b65a8a2be

Extracted

Family

redline

Botnet

jamba

C2

185.161.248.75:4132

Attributes
  • auth_value

    b01bf275593de07ba204560db44b861a

Targets

    • Target

      5d36df2ecc55745b23bd7c5130cd3a23244744a58f9c65a4d78e642754e24951

    • Size

      873KB

    • MD5

      ff8df4e407a38d323967daa3f42042c8

    • SHA1

      205604c2741d13e3b39b17c25a04adca5de8d9b3

    • SHA256

      5d36df2ecc55745b23bd7c5130cd3a23244744a58f9c65a4d78e642754e24951

    • SHA512

      999a004669f33af80bf0e769b7c99a014ea3eefcc41df765ac191da953de08595f8e8e5e595923936b4461a1d638d9e3e70706b432fd90696f0cb26e3e93b8e3

    • SSDEEP

      24576:FyOzEyG0wRCmn4EWeF9RSW9OIU9XSh5BVWt0:gTwwIm4EWIRSN9XYTVW

    • 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.

    • 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