General

  • Target

    file.exe

  • Size

    1.7MB

  • Sample

    241124-kapp3s1rex

  • MD5

    cb78b3cf97d74f0540679225a564e8b0

  • SHA1

    95b72e4eb9f28a6534e1d902f802f2988ad6735f

  • SHA256

    3427282a0e679abf14880c48f47728c97e1c3f870d1bf3bc0116736f3abde675

  • SHA512

    88f693df96058aa6f91ba582ce5c213e9c7761eeb1379b8993c4de83b106632083cd90bbd3eba98a4038b6b951adf81f7f64e7bab903eba431ee4497abd5cde6

  • SSDEEP

    49152:K4sd0B4xleENLXG5uPufXJztveHofL1rAh:AOMl5NLXG5uPuRgof2h

Malware Config

Extracted

Family

stealc

Botnet

mars

C2

http://185.215.113.206

Attributes
  • url_path

    /c4becf79229cb002.php

Targets

    • Target

      file.exe

    • Size

      1.7MB

    • MD5

      cb78b3cf97d74f0540679225a564e8b0

    • SHA1

      95b72e4eb9f28a6534e1d902f802f2988ad6735f

    • SHA256

      3427282a0e679abf14880c48f47728c97e1c3f870d1bf3bc0116736f3abde675

    • SHA512

      88f693df96058aa6f91ba582ce5c213e9c7761eeb1379b8993c4de83b106632083cd90bbd3eba98a4038b6b951adf81f7f64e7bab903eba431ee4497abd5cde6

    • SSDEEP

      49152:K4sd0B4xleENLXG5uPufXJztveHofL1rAh:AOMl5NLXG5uPuRgof2h

    • Stealc

      Stealc is an infostealer written in C++.

    • Stealc family

    • Identifies VirtualBox via ACPI registry values (likely anti-VM)

    • Checks BIOS information in registry

      BIOS information is often read in order to detect sandboxing environments.

    • Identifies Wine through registry keys

      Wine is a compatibility layer capable of running Windows applications, which can be used as sandboxing environment.

    • Suspicious use of NtSetInformationThreadHideFromDebugger

MITRE ATT&CK Enterprise v15

Tasks