General

  • Target

    file.exe

  • Size

    1.7MB

  • Sample

    241121-cv98hssmhn

  • MD5

    839a665835f7c3206f7dcfc30378eb90

  • SHA1

    1facfc21eed29ae31ea6781482da70e87a8f89ff

  • SHA256

    82672b451fdaee65c1fbcac9db7d969bb928f566f6d8ae55bd4c02a34236ddcd

  • SHA512

    f3543bad711c788329c6be8f8a7cfa06b9203cb1a73f9f617f05c4cc6f8557b3d0b81d8a500e1202d4b92ead0440d4b70ccd119896e51be531ededbee88b48f9

  • SSDEEP

    24576:bVpf7Ep73Z0fa6l5kAmrUU7efuNwYA5mWnFPb/fK5AMEpoxxPhblwRpbvpkvz4IP:JpM107l5kAc1eNEUaAMrxP5lJKPc6b

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

      839a665835f7c3206f7dcfc30378eb90

    • SHA1

      1facfc21eed29ae31ea6781482da70e87a8f89ff

    • SHA256

      82672b451fdaee65c1fbcac9db7d969bb928f566f6d8ae55bd4c02a34236ddcd

    • SHA512

      f3543bad711c788329c6be8f8a7cfa06b9203cb1a73f9f617f05c4cc6f8557b3d0b81d8a500e1202d4b92ead0440d4b70ccd119896e51be531ededbee88b48f9

    • SSDEEP

      24576:bVpf7Ep73Z0fa6l5kAmrUU7efuNwYA5mWnFPb/fK5AMEpoxxPhblwRpbvpkvz4IP:JpM107l5kAc1eNEUaAMrxP5lJKPc6b

    • 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