General

  • Target

    fbcdb6211ccbf653f148fa532fa60662.exe

  • Size

    6.1MB

  • Sample

    231220-y7t8qagge8

  • MD5

    fbcdb6211ccbf653f148fa532fa60662

  • SHA1

    98a9b558f672557b00137b8567e959d5467c8080

  • SHA256

    5187f8f4e5d01b4d7784d925beb653e20060965a882b8fa058e6d9a971b3608d

  • SHA512

    8a9b280430018c01a71f3afc18a8e91760feac44d1f27ff7a2f7164fd8d2c27e5baf273ef30715e57239b30aa659b12a3ff485b63c78d44a309dfabe71716e9c

  • SSDEEP

    98304:ySxz0pCGSV4I1cLiTzH22g4X/Cp+GdWjXf/qRBBGcV7yOXJQbqpaCSaomQC:yefG8Z14IRXqIP7qRvGcFRZQbq9J

Malware Config

Extracted

Family

smokeloader

Version

2022

C2

http://185.215.113.68/fks/index.php

rc4.i32
rc4.i32

Extracted

Family

redline

Botnet

666

C2

195.20.16.103:18305

Targets

    • Target

      fbcdb6211ccbf653f148fa532fa60662.exe

    • Size

      6.1MB

    • MD5

      fbcdb6211ccbf653f148fa532fa60662

    • SHA1

      98a9b558f672557b00137b8567e959d5467c8080

    • SHA256

      5187f8f4e5d01b4d7784d925beb653e20060965a882b8fa058e6d9a971b3608d

    • SHA512

      8a9b280430018c01a71f3afc18a8e91760feac44d1f27ff7a2f7164fd8d2c27e5baf273ef30715e57239b30aa659b12a3ff485b63c78d44a309dfabe71716e9c

    • SSDEEP

      98304:ySxz0pCGSV4I1cLiTzH22g4X/Cp+GdWjXf/qRBBGcV7yOXJQbqpaCSaomQC:yefG8Z14IRXqIP7qRvGcFRZQbq9J

    • Detect ZGRat V1

    • Detected google phishing page

    • 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#.

    • Identifies VirtualBox via ACPI registry values (likely anti-VM)

    • Downloads MZ/PE file

    • Checks BIOS information in registry

      BIOS information is often read in order to detect sandboxing environments.

    • Drops startup file

    • Executes dropped EXE

    • Loads dropped DLL

    • 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.

    • Accesses Microsoft Outlook profiles

    • 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.

    • Checks whether UAC is enabled

    • Legitimate hosting services abused for malware hosting/C2

    • Looks up external IP address via web service

      Uses a legitimate IP lookup service to find the infected system's external IP.

    • AutoIT Executable

      AutoIT scripts compiled to PE executables.

    • Detected potential entity reuse from brand paypal.

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks