General

  • Target

    NEAS.a0fc5f62e019f652d408c67b8eb8336963836e3c86a1de511099ee2a9ff2a4f0.exe

  • Size

    1.4MB

  • Sample

    231112-v6rveshe9w

  • MD5

    dc97347f71d57123a72481e47ab80ed9

  • SHA1

    14731b31b68ffc90b31e847886875a53ee95ce32

  • SHA256

    a0fc5f62e019f652d408c67b8eb8336963836e3c86a1de511099ee2a9ff2a4f0

  • SHA512

    0ad8735b03d6b8bb69fa3baaf0eee094e5f7353f6edbdca7dee477bd6478bd674ad9838c57defb7f74737e2bb1efe9b3b08c95ff0925644ea694505032ffff95

  • SSDEEP

    24576:TylzJcEZ/blTkua1seuIsOymGZbzDHlPA/NGKKu9mLxRblAdOctt7:mjcUbK+etdnGZzd+Ku9m1Ad

Malware Config

Extracted

Family

smokeloader

Version

2022

C2

http://5.42.92.190/fks/index.php

rc4.i32
rc4.i32

Extracted

Family

redline

Botnet

taiga

C2

5.42.92.51:19057

Extracted

Family

smokeloader

Botnet

up3

Targets

    • Target

      NEAS.a0fc5f62e019f652d408c67b8eb8336963836e3c86a1de511099ee2a9ff2a4f0.exe

    • Size

      1.4MB

    • MD5

      dc97347f71d57123a72481e47ab80ed9

    • SHA1

      14731b31b68ffc90b31e847886875a53ee95ce32

    • SHA256

      a0fc5f62e019f652d408c67b8eb8336963836e3c86a1de511099ee2a9ff2a4f0

    • SHA512

      0ad8735b03d6b8bb69fa3baaf0eee094e5f7353f6edbdca7dee477bd6478bd674ad9838c57defb7f74737e2bb1efe9b3b08c95ff0925644ea694505032ffff95

    • SSDEEP

      24576:TylzJcEZ/blTkua1seuIsOymGZbzDHlPA/NGKKu9mLxRblAdOctt7:mjcUbK+etdnGZzd+Ku9m1Ad

    • Detect Mystic stealer payload

    • Detect ZGRat V1

    • Mystic

      Mystic is an infostealer written in C++.

    • RedLine

      RedLine Stealer is a malware family written in C#, first appearing in early 2020.

    • RedLine payload

    • SmokeLoader

      Modular backdoor trojan in use since 2014.

    • ZGRat

      ZGRat is remote access trojan written in C#.

    • Downloads MZ/PE file

    • Stops running service(s)

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Executes dropped EXE

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

    • Themida packer

      Detects Themida, an advanced Windows software protection system.

    • UPX packed file

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

    • 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.

    • Legitimate hosting services abused for malware hosting/C2

    • AutoIT Executable

      AutoIT scripts compiled to PE executables.

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks