General

  • Target

    e91d25c3211c91505b13081bb8bbd3b00bba238f6fadb36c7150911071684d9c

  • Size

    1.8MB

  • Sample

    250107-lzef3swmax

  • MD5

    83eb724f34d7d9792ce881cadab094e8

  • SHA1

    a4f72e89587d86f5d6e7f747eaf1bd75702c09f4

  • SHA256

    e91d25c3211c91505b13081bb8bbd3b00bba238f6fadb36c7150911071684d9c

  • SHA512

    d0b5b2e8b29346a7ccf6780c7ede516ae36d2cdf771f6e7e440b99988cccf68455a09212f444926f6d78da455dbc1a29a6bcecd2dd469a5d898609a063a05c01

  • SSDEEP

    49152:DNByELjLU6maRBJ8weUgU4QMG3cCD0fsL2Bj:BDjQ6pJjTL4QMG3cCWsiBj

Malware Config

Extracted

Family

sality

C2

http://89.119.67.154/testo5/

http://kukutrustnet777.info/home.gif

http://kukutrustnet888.info/home.gif

http://kukutrustnet987.info/home.gif

Extracted

Family

stealc

Botnet

stok

C2

http://185.215.113.206

Attributes
  • url_path

    /c4becf79229cb002.php

Targets

    • Target

      e91d25c3211c91505b13081bb8bbd3b00bba238f6fadb36c7150911071684d9c

    • Size

      1.8MB

    • MD5

      83eb724f34d7d9792ce881cadab094e8

    • SHA1

      a4f72e89587d86f5d6e7f747eaf1bd75702c09f4

    • SHA256

      e91d25c3211c91505b13081bb8bbd3b00bba238f6fadb36c7150911071684d9c

    • SHA512

      d0b5b2e8b29346a7ccf6780c7ede516ae36d2cdf771f6e7e440b99988cccf68455a09212f444926f6d78da455dbc1a29a6bcecd2dd469a5d898609a063a05c01

    • SSDEEP

      49152:DNByELjLU6maRBJ8weUgU4QMG3cCD0fsL2Bj:BDjQ6pJjTL4QMG3cCWsiBj

    • Modifies firewall policy service

    • Sality

      Sality is backdoor written in C++, first discovered in 2003.

    • Sality family

    • Stealc

      Stealc is an infostealer written in C++.

    • Stealc family

    • UAC bypass

    • Windows security bypass

    • 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.

    • Windows security modification

    • Checks whether UAC is enabled

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    • UPX packed file

      Detects executables packed with UPX/modified UPX open source packer.

MITRE ATT&CK Enterprise v15

Tasks