General

  • Target

    1K26f5.exe

  • Size

    288KB

  • Sample

    250804-tn5g5avpv8

  • MD5

    6cd2e90d856f259d100bd97041d5ec2f

  • SHA1

    109616fe9501ea5f5865306f284071837406f85b

  • SHA256

    217618775a0efa48a069417361b979851936425ec4bff065fef0a68f2858596f

  • SHA512

    0627220e345f02c28ffedd767d56e6582627c38d7f8abc21a0c0c28aac8fd5f9cf9d518b008cc1db943008e92409106d0c53aaf8c88624b31e6b90c749124b41

  • SSDEEP

    6144:ueV6gQzmBpGzVzQm2tNA/tTI0abr3LUqKJksjGgYBmM8xyNDIjrokjk:ueidJz7kmt/abrQqKKEGg2NDIRjk

Malware Config

Extracted

Family

amadey

Version

5.55

Botnet

fbf543

C2

http://94.154.35.25

Attributes
  • install_dir

    96a319e745

  • install_file

    Srxelqcif.exe

  • strings_key

    f8bfac017914b836f3106c5bcd0878fe

  • url_paths

    /di9ku38f/index.php

rc4.plain

Extracted

Family

lumma

C2

https://precisionbiomeds.com/ikg

https://mastwin.in/qsaz/api

https://physicianusepeptides.com/opu

https://vishneviyjazz.ru/neco/api

https://htsfhtdrjbyy1bgxbv.cfd/vcd

https://xurekodip.com/qpdl

https://utvp1.net/zkaj

https://orienderi.com/xori

https://mocadia.com/iuew

https://t.me/privetroot

https://potosuz.fun/xiir

https://royaltbn.xyz/xaoi

https://columnez.shop/xlak

https://mixp.digital/amnt

https://woodenso.top/xaoi

https://foundrr.bet/zuqy

https://wagnvp.fun/akjf

https://nanoceus.run/agkr

Attributes
  • build_id

    de8ebaaf1854cb04525971f4535fc4da

Extracted

Family

vidar

Version

14.8

Botnet

c0aea96f5dc5ea23da54dbccbac6de78

C2

https://t.me/dz25gz

https://steamcommunity.com/profiles/76561199880530249

Attributes
  • user_agent

    Mozilla/5.0 (Macintosh; Intel Mac OS X 10.15; rv:128.0) Gecko/20100101 Firefox/128.0

Extracted

Family

gcleaner

C2

185.156.73.98

45.91.200.135

Extracted

Family

stealc

Botnet

system

C2

http://141.98.6.181

Attributes
  • url_path

    /4c8837c73f7c4af9.php

rc4.plain

Extracted

Family

cyber_stealer

C2

https://paxrobot.digital/webpanel/

Attributes
  • pastebin

    https://pastebin.com/raw/6K66Aeyr

Targets

    • Target

      1K26f5.exe

    • Size

      288KB

    • MD5

      6cd2e90d856f259d100bd97041d5ec2f

    • SHA1

      109616fe9501ea5f5865306f284071837406f85b

    • SHA256

      217618775a0efa48a069417361b979851936425ec4bff065fef0a68f2858596f

    • SHA512

      0627220e345f02c28ffedd767d56e6582627c38d7f8abc21a0c0c28aac8fd5f9cf9d518b008cc1db943008e92409106d0c53aaf8c88624b31e6b90c749124b41

    • SSDEEP

      6144:ueV6gQzmBpGzVzQm2tNA/tTI0abr3LUqKJksjGgYBmM8xyNDIjrokjk:ueidJz7kmt/abrQqKKEGg2NDIRjk

    • Amadey

      Amadey bot is a simple trojan bot primarily used for collecting reconnaissance information.

    • Amadey family

    • CyberStealer

      CyberStealer is an infostealer written in C#.

    • Cyber_stealer family

    • Detect SalatStealer payload

    • Detect Vidar Stealer

    • Detects CyberStealer

    • GCleaner

      GCleaner is a Pay-Per-Install malware loader first discovered in early 2019.

    • Gcleaner family

    • Lumma Stealer, LummaC

      Lumma or LummaC is an infostealer written in C++ first seen in August 2022.

    • Lumma family

    • Salatstealer family

    • Stealc

      Stealc is an infostealer written in C++.

    • Stealc family

    • Suspicious use of NtCreateUserProcessOtherParentProcess

    • Vidar

      Vidar is an infostealer based on Arkei stealer.

    • Vidar family

    • salatstealer

      SalatStealer is a stealer that takes sceenshot written in Golang.

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

    • Blocklisted process makes network request

    • Command and Scripting Interpreter: PowerShell

      Run Powershell and hide display window.

    • Command and Scripting Interpreter: PowerShell

      Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

    • Downloads MZ/PE file

    • 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.

    • Drops startup file

    • Executes dropped EXE

    • Identifies Wine through registry keys

      Wine is a compatibility layer capable of running Windows applications, which can be used as sandboxing environment.

    • Loads dropped DLL

    • Modifies file permissions

    • Reads user/profile data of local email clients

      Email clients store some user data on disk where infostealers will often target it.

    • Reads user/profile data of web browsers

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

    • Unsecured Credentials: Credentials In Files

      Steal credentials from unsecured files.

    • 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

    • Looks up external IP address via web service

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

    • Obfuscated Files or Information: Command Obfuscation

      Adversaries may obfuscate content during command execution to impede detection.

    • Checks system information in the registry

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

    • Drops file in System32 directory

    • Enumerates processes with tasklist

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    • Suspicious use of SetThreadContext

    • UPX packed file

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

MITRE ATT&CK Enterprise v16

Tasks