General

  • Target

    NEAS.7e8efad1ad967a0c9740192a333ef660.exe

  • Size

    1.0MB

  • Sample

    231113-b1ehcsfb6w

  • MD5

    7e8efad1ad967a0c9740192a333ef660

  • SHA1

    4c083b9714f7e2805a0abf98abc8f85e7c3fe3dc

  • SHA256

    1b4a83871dc67d0711f31b40a38c517524d6e481c997772a9eac7f2e240d8cba

  • SHA512

    b33bfacb9caebd8689df1b5576cc795956bff4d53d87f8820018e00fd0e03ec1fe07d58e6e00c0825fb079f8817ce1b00b5a6d18359a38008b0c7cfee4e729b5

  • SSDEEP

    24576:rypCLhd8bCcEr20aewIssCBGPciDRwWB08HFYeb5uaccO:ewLQmLSte3d+Gjm/8lYeka

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

Targets

    • Target

      NEAS.7e8efad1ad967a0c9740192a333ef660.exe

    • Size

      1.0MB

    • MD5

      7e8efad1ad967a0c9740192a333ef660

    • SHA1

      4c083b9714f7e2805a0abf98abc8f85e7c3fe3dc

    • SHA256

      1b4a83871dc67d0711f31b40a38c517524d6e481c997772a9eac7f2e240d8cba

    • SHA512

      b33bfacb9caebd8689df1b5576cc795956bff4d53d87f8820018e00fd0e03ec1fe07d58e6e00c0825fb079f8817ce1b00b5a6d18359a38008b0c7cfee4e729b5

    • SSDEEP

      24576:rypCLhd8bCcEr20aewIssCBGPciDRwWB08HFYeb5uaccO:ewLQmLSte3d+Gjm/8lYeka

    • 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.

    • 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