General

  • Target

    NEAS.c0ba3eb7760d71d85eea95797aa805fa2dd1d2f9df97947a76c84c4e38a74a30.exe

  • Size

    713KB

  • Sample

    231111-mgrjcsde21

  • MD5

    31cdfdc68647598e5bdca33e3ba677e2

  • SHA1

    62e42888a4a1ee03e53316dcab9ee5e71f47ade7

  • SHA256

    c0ba3eb7760d71d85eea95797aa805fa2dd1d2f9df97947a76c84c4e38a74a30

  • SHA512

    036bfd5c1ff5ef6b26c21d3dd8ccbbe560538a9dbd7c8352a4de9446b4c214a7214c4f419266745362bca5237859b7945452c54b9eb11748cd699319d6b27111

  • SSDEEP

    12288:KMrvy90QT5opyW2bJwV4QdHcvbF5JvB2PaDx3IetUwQjRlRtGQQwxPuMnLM:JynlTW5OQdHwbxZ2SV3Da/RB+KPVLM

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

redline

Botnet

pixelnew2.0

C2

194.49.94.11:80

Extracted

Family

smokeloader

Botnet

up3

Targets

    • Target

      NEAS.c0ba3eb7760d71d85eea95797aa805fa2dd1d2f9df97947a76c84c4e38a74a30.exe

    • Size

      713KB

    • MD5

      31cdfdc68647598e5bdca33e3ba677e2

    • SHA1

      62e42888a4a1ee03e53316dcab9ee5e71f47ade7

    • SHA256

      c0ba3eb7760d71d85eea95797aa805fa2dd1d2f9df97947a76c84c4e38a74a30

    • SHA512

      036bfd5c1ff5ef6b26c21d3dd8ccbbe560538a9dbd7c8352a4de9446b4c214a7214c4f419266745362bca5237859b7945452c54b9eb11748cd699319d6b27111

    • SSDEEP

      12288:KMrvy90QT5opyW2bJwV4QdHcvbF5JvB2PaDx3IetUwQjRlRtGQQwxPuMnLM:JynlTW5OQdHwbxZ2SV3Da/RB+KPVLM

    • DcRat

      DarkCrystal(DC) is a new .NET RAT active since June 2019 capable of loading additional plugins.

    • 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

    • SectopRAT

      SectopRAT is a remote access trojan first seen in November 2019.

    • SectopRAT payload

    • SmokeLoader

      Modular backdoor trojan in use since 2014.

    • ZGRat

      ZGRat is remote access trojan written in C#.

    • Downloads MZ/PE file

    • Modifies Windows Firewall

    • Stops running service(s)

    • Checks computer location settings

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

    • Executes dropped EXE

    • UPX packed file

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

    • Accesses cryptocurrency files/wallets, possible credential harvesting

    • Adds Run key to start application

    • Legitimate hosting services abused for malware hosting/C2

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks