General

  • Target

    8392dcdaa6e876e9e52bca0f819a3d38.exe

  • Size

    1.4MB

  • Sample

    231111-tqsakshg51

  • MD5

    8392dcdaa6e876e9e52bca0f819a3d38

  • SHA1

    49c37b0ab1ecbeafe23feb00c8bf1cbdb7717fd8

  • SHA256

    12223241a9facbd10636ceeccd28f086b8da8a41472cbad989297ab60a1cfd77

  • SHA512

    be65f9cc1fcc669a6f86b9f707b10e84e5c4e3863236b74b6d4b9432521403f6e543f2ee6b102ab2f99c871a57d05eadd0558325aa8cc6672315acdabf9ef8d5

  • SSDEEP

    24576:VyMQ2RP0Feid+HqrAnefIs/JoG71XDE5PR+DvIgNZRPk40bk7m9rZFTaQBelGPuC:wMvueiH+ewUSG1w5kAgpUg6dZ7BelGP7

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

      8392dcdaa6e876e9e52bca0f819a3d38.exe

    • Size

      1.4MB

    • MD5

      8392dcdaa6e876e9e52bca0f819a3d38

    • SHA1

      49c37b0ab1ecbeafe23feb00c8bf1cbdb7717fd8

    • SHA256

      12223241a9facbd10636ceeccd28f086b8da8a41472cbad989297ab60a1cfd77

    • SHA512

      be65f9cc1fcc669a6f86b9f707b10e84e5c4e3863236b74b6d4b9432521403f6e543f2ee6b102ab2f99c871a57d05eadd0558325aa8cc6672315acdabf9ef8d5

    • SSDEEP

      24576:VyMQ2RP0Feid+HqrAnefIs/JoG71XDE5PR+DvIgNZRPk40bk7m9rZFTaQBelGPuC:wMvueiH+ewUSG1w5kAgpUg6dZ7BelGP7

    • Detect Mystic stealer payload

    • Detect ZGRat V1

    • Glupteba

      Glupteba is a modular loader written in Golang with various components.

    • Glupteba payload

    • 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.

    • Suspicious use of NtCreateUserProcessOtherParentProcess

    • 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

    • Reads user/profile data of web browsers

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

    • Accesses cryptocurrency files/wallets, possible credential harvesting

    • 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.

    • Detected potential entity reuse from brand paypal.

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks