Analysis
- max time kernel
149s - max time network
151s - platform
windows10-2004_x64 - resource
win10v2004-20260513-en - resource tags
- submitted
02/07/2026, 12:00
General
- Target tmpkrljo9k7.exe
- Size 6.5MB
- Sample260702-n6tkpahv91
- SHA256 8c0e799108d8f1686839102cc81ec4cc9008b810e722d2a8dd1401d20e956a08
Malware Config
Signatures
- Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
- Credentials from Password Stores: Windows Credential Manager 1 TTPs
Suspicious access to Credentials History.
- Executes dropped EXE 3 IoCs
- Reads user/profile data of local email clients 2 TTPs
Email clients store some user data on disk where infostealers will often target it.
- Reads user/profile data of web browsers 3 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
- Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
- Adds Run key to start application 2 TTPs 2 IoCs
- Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
- UPX packed file 5 IoCs
Detects executables packed with UPX/modified UPX open source packer.
- Browser Information Discovery 1 TTPs
Enumerate browser information.
- Checks processor information in registry 2 TTPs 3 IoCs
Processor information is often read in order to detect sandboxing environments.
- Modifies registry key 1 TTPs 2 IoCs
- Suspicious behavior: EnumeratesProcesses 18 IoCs
- Suspicious use of WriteProcessMemory 8 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\tmpkrljo9k7.exe"C:\Users\Admin\AppData\Local\Temp\tmpkrljo9k7.exe"1⤵
- Suspicious use of WriteProcessMemory
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C:\Windows\system32\reg.exereg add HKCU\Software\Microsoft\Windows\CurrentVersion\Run /v WindowsUpdate /t REG_SZ /d C:\Users\Admin\AppData\Roaming\WindowsUpdate\wu.exe /f2⤵
- Adds Run key to start application
- Modifies registry key
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C:\Users\Admin\AppData\Local\Temp\wu_1912.exeC:\Users\Admin\AppData\Local\Temp/wu_1912.exe2⤵
- Checks computer location settings
- Executes dropped EXE
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
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C:\Program Files\Google\Chrome\Application\chrome.exe"C:\Program Files\Google\Chrome\Application\chrome.exe"3⤵
- Suspicious behavior: EnumeratesProcesses
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C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"3⤵
- Suspicious behavior: EnumeratesProcesses
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C:\Program Files\Google\Chrome\Application\140.0.7339.81\elevation_service.exe"C:\Program Files\Google\Chrome\Application\140.0.7339.81\elevation_service.exe"1⤵
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C:\Program Files\Google\Chrome\Application\140.0.7339.81\elevation_service.exe"C:\Program Files\Google\Chrome\Application\140.0.7339.81\elevation_service.exe"1⤵
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C:\Users\Admin\AppData\Roaming\WindowsUpdate\wu.exeC:\Users\Admin\AppData\Roaming\WindowsUpdate\wu.exe1⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
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C:\Windows\system32\reg.exereg add HKCU\Software\Microsoft\Windows\CurrentVersion\Run /v WindowsUpdate /t REG_SZ /d C:\Users\Admin\AppData\Roaming\WindowsUpdate\wu.exe /f2⤵
- Adds Run key to start application
- Modifies registry key
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C:\Users\Admin\AppData\Local\Temp\wu_5056.exeC:\Users\Admin\AppData\Local\Temp/wu_5056.exe2⤵
- Executes dropped EXE
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Network
MITRE ATT&CK Enterprise v16
Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Credential Access
Credentials from Password Stores
2Credentials from Web Browsers
1Windows Credential Manager
1Unsecured Credentials
3Credentials In Files
3Replay Monitor
Loading Replay Monitor...
Downloads
Log.txt
Log.txt
Log.txt
Log.txt
Log.txt
Log.txt
Log.txt
Log.txt
Log.txt
Log.txt
pwd_2116.db
pwd_4460.db
wu_1912.exe
wu.exe
memory/1912-0-0x00007FF7B5DE0000-0x00007FF7B8628000-memory.dmp
memory/1912-6-0x00007FF7B5DE0000-0x00007FF7B8628000-memory.dmp
memory/3292-206-0x00007FF6479F0000-0x00007FF6497F6000-memory.dmp
memory/3292-212-0x00007FF6479F0000-0x00007FF6497F6000-memory.dmp
memory/3292-215-0x00007FF6479F0000-0x00007FF6497F6000-memory.dmp
memory/3292-217-0x00007FF6479F0000-0x00007FF6497F6000-memory.dmp
memory/3292-222-0x00007FF6479F0000-0x00007FF6497F6000-memory.dmp
memory/3292-229-0x00007FF6479F0000-0x00007FF6497F6000-memory.dmp
memory/3292-232-0x00007FF6479F0000-0x00007FF6497F6000-memory.dmp
memory/3292-234-0x00007FF6479F0000-0x00007FF6497F6000-memory.dmp
memory/3828-157-0x00007FF677680000-0x00007FF679486000-memory.dmp
memory/5056-158-0x00007FF75B3B0000-0x00007FF75DBF8000-memory.dmp
memory/5056-66-0x00007FF75B3B0000-0x00007FF75DBF8000-memory.dmp