General

  • Target

    file.zip

  • Size

    11.2MB

  • Sample

    240619-qajfys1bne

  • MD5

    a9b1ef15039a2b481babf79fa4aa0631

  • SHA1

    30cfe3ebdd542a18a18a4947e8f1e09e216ffc1c

  • SHA256

    1faeb4df786aa22a7231c6360beb3db37527b8bc363e0897a58aa8e844e503ff

  • SHA512

    ca01615d0fbc1d23838debfa6234a66a38c7a7aa49a4833137c7f9d62e2d8725d500dca4c701c1158c30c4282198227af46d76c5f865110e4da89627f046385e

  • SSDEEP

    196608:hpAAbVYYaVoh2891wynJjP12ueys6++j7FHFtStVMggF3TQm7jSkMtjJXRBu1:hptaYaqh289jJXps4MtVjk3UQSZb/u1

Malware Config

Extracted

Family

risepro

C2

147.45.47.126:58709

Extracted

Family

redline

Botnet

3

C2

212.86.114.67:42666

Extracted

Family

redline

Botnet

LogsDiller Cloud (TG: @logsdillabot)

C2

5.42.65.92:27953

Extracted

Family

stealc

rc4.plain

Extracted

Family

vidar

C2

https://t.me/memve4erin

https://steamcommunity.com/profiles/76561199699680841

Attributes
  • user_agent

    Mozilla/5.0 (Macintosh; Intel Mac OS X 10.15; rv:129.0) Gecko/20100101 Firefox/129.0

Targets

    • Target

      file.zip

    • Size

      11.2MB

    • MD5

      a9b1ef15039a2b481babf79fa4aa0631

    • SHA1

      30cfe3ebdd542a18a18a4947e8f1e09e216ffc1c

    • SHA256

      1faeb4df786aa22a7231c6360beb3db37527b8bc363e0897a58aa8e844e503ff

    • SHA512

      ca01615d0fbc1d23838debfa6234a66a38c7a7aa49a4833137c7f9d62e2d8725d500dca4c701c1158c30c4282198227af46d76c5f865110e4da89627f046385e

    • SSDEEP

      196608:hpAAbVYYaVoh2891wynJjP12ueys6++j7FHFtStVMggF3TQm7jSkMtjJXRBu1:hptaYaqh289jJXps4MtVjk3UQSZb/u1

    • Detect Vidar Stealer

    • Modifies firewall policy service

    • RedLine

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

    • RedLine payload

    • RisePro

      RisePro stealer is an infostealer distributed by PrivateLoader.

    • Stealc

      Stealc is an infostealer written in C++.

    • Vidar

      Vidar is an infostealer based on Arkei stealer.

    • Windows security bypass

    • Blocklisted process makes network request

    • Boot or Logon Autostart Execution: Active Setup

      Adversaries may achieve persistence by adding a Registry key to the Active Setup of the local machine.

    • Command and Scripting Interpreter: PowerShell

      Run Powershell and hide display window.

    • Creates new service(s)

    • Downloads MZ/PE file

    • Event Triggered Execution: Image File Execution Options Injection

    • Stops running service(s)

    • Checks BIOS information in registry

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

    • Checks computer location settings

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

    • Event Triggered Execution: Component Object Model Hijacking

      Adversaries may establish persistence by executing malicious content triggered by hijacked references to Component Object Model (COM) objects.

    • 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.

    • Accesses cryptocurrency files/wallets, possible credential harvesting

    • Adds Run key to start application

    • Checks for any installed AV software in registry

    • 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

    • Drops Chrome extension

    • Drops desktop.ini file(s)

    • 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.

    • Power Settings

      powercfg controls all configurable power system settings on a Windows system and can be abused to prevent an infected host from locking or shutting down.

    • Writes to the Master Boot Record (MBR)

      Bootkits write to the MBR to gain persistence at a level below the operating system.

    • Checks system information in the registry

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

    • Drops file in System32 directory

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks