General

  • Target

    gta trilogy remastered download.rar

  • Size

    1.5MB

  • Sample

    211201-z8e1vsgahp

  • MD5

    bb2928a497f88733d28d873c15258dac

  • SHA1

    95010c88a15259d689b69bfc8bab7b8ed67622bf

  • SHA256

    42f94b11d2e955bdf60adbaa306b17aa9ffd474ade30eba29af4b09a86f0f9fa

  • SHA512

    435870d10ba6a9696c93ab96d1c22009e94b9ff99f4b93fdb8629ad4ee82183c60b8ec125733790bbe71d718fb9d09566a9848e7375ba932f9e8aa51857c9f71

Malware Config

Targets

    • Target

      gta trilogy remastered.exe

    • Size

      1.5MB

    • MD5

      5507c4ffa893350fd680404c4e96fb43

    • SHA1

      19e7daea63069d6bb1d95ba8a576810edde74fdd

    • SHA256

      78628c6a91eeed1a4fd2910dc1a6425498397ea30f246368d533ccd874a5e983

    • SHA512

      300fc16703d7e8bc5e878c887253c4ffd57136db21e7a8c88f950e43839270ce509b67a78c2d311ac15c245b0ca43b13dfff890a71631db8297779c2ad9af7cc

    • RedLine

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

    • RedLine Payload

    • Checks for the presence of known debug tools

    • DebuggerException__SetConsoleCtrl

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

    • Possibly employs anti-virtualization techniques

    • SEH_Init

    • SEH_Save

    • Downloads MZ/PE file

    • Executes dropped EXE

    • UPX packed file

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

    • Checks BIOS information in registry

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

    • 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 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

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    • Suspicious use of SetThreadContext

MITRE ATT&CK Matrix ATT&CK v6

Persistence

Registry Run Keys / Startup Folder

1
T1060

Defense Evasion

Virtualization/Sandbox Evasion

1
T1497

Modify Registry

2
T1112

Install Root Certificate

1
T1130

Credential Access

Credentials in Files

2
T1081

Discovery

Query Registry

4
T1012

Virtualization/Sandbox Evasion

1
T1497

System Information Discovery

4
T1082

Peripheral Device Discovery

1
T1120

Collection

Data from Local System

2
T1005

Command and Control

Web Service

1
T1102

Tasks