General
- Target http://igg-games-com
- Sample260912-t867fsef94
Static task
static1
URLScan task
urlscan1
Behavioral task
behavioral1
Sample
http://igg-games-com
Resource
win11-20260911-en
Malware Config
Extracted
-
acrstealer
-
4.3.8-alpha2
-
imap.brightloop.cc
-
azureedge.net
-
ddrs
app-api.clearflux.cc
-
guids
4d0bf37a-3180-4974-a873-a6ec4d4dc9f9
-
user_agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/134.2.6187.130 Safari/537.36
Extracted
-
hijackloader
-
directory
%APPDATA%\MSVS
-
inject_dll
%windir%\SysWOW64\input.dll
Targets
-
- Target http://igg-games-com
-
Detects ACRStealer V4.x
-
Detects HijackLoader (aka IDAT Loader)
-
Family: ACR stealer,GrMsk
ACR stealer (aka GrMsk stealer) is an infostealer written in C++.
-
Family: HijackLoader, IDAT loader, Ghostulse,
HijackLoader is a multi-stage loader, first seen in 2023.
-
Suspicious use of NtCreateUserProcessOtherParentProcess
-
Downloads MZ/PE file
-
Executes dropped EXE
-
Indirect Command Execution
Adversaries may abuse utilities that allow for command execution to bypass security restrictions that limit the use of command-line interpreters.
-
Loads dropped DLL
-
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.
-
Drops Chrome extension
-
Enumerates connected drives
Attempts to read the root path of hard drives other than the default C: drive.
-
Looks up external IP address via web service
Uses a legitimate IP lookup service to find the infected system's external IP.
-
Discovers running processes
Running process information can be used to identify security tools or plan follow-on actions.
-
Suspicious use of NtSetInformationThreadHideFromDebugger
-
Suspicious use of SetThreadContext
MITRE ATT&CK Enterprise v16
Execution
Command and Scripting Interpreter
2PowerShell
1Windows Command Shell
1Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Defense Evasion
Hide Artifacts
1Ignore Process Interrupts
1Indirect Command Execution
1Modify Registry
2Subvert Trust Controls
1SIP and Trust Provider Hijacking
1Credential Access
Credentials from Password Stores
1Credentials from Web Browsers
1Unsecured Credentials
4Credentials In Files
4Discovery
Browser Information Discovery
1Peripheral Device Discovery
2Process Discovery
1Query Registry
6System Information Discovery
5System Location Discovery
1System Language Discovery
1System Network Configuration Discovery
1Internet Connection Discovery
1System Time Discovery
1