Analysis
- max time kernel
100s - max time network
104s - platform
windows11-21h2_x64 - resource
win11-20250610-en - resource tags
- submitted
07/10/2025, 10:38
General
- Target dbf4e3d17266946ea9ef7db3fbf0b609d630836df53a6468837542916944fea3.exe
- Size 6.2MB
- Sample251007-mpgzwsck3w
- SHA256 dbf4e3d17266946ea9ef7db3fbf0b609d630836df53a6468837542916944fea3
Malware Config
Extracted
-
stealc
-
wormfree
-
http://185.177.239.247
-
url_path
/e764d35b447bccb6.php
Signatures
- Stealc
Stealc is an infostealer written in C++.
- Stealc family
- Reads user/profile data of web browsers 3 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
- VMProtect packed file 3 IoCs
Detects executables packed with VMProtect commercial packer.
- Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
- Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
- Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs
- Checks processor information in registry 2 TTPs 2 IoCs
Processor information is often read in order to detect sandboxing environments.
- Suspicious behavior: EnumeratesProcesses 4 IoCs
- Suspicious use of WriteProcessMemory 3 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\dbf4e3d17266946ea9ef7db3fbf0b609d630836df53a6468837542916944fea3.exe"C:\Users\Admin\AppData\Local\Temp\dbf4e3d17266946ea9ef7db3fbf0b609d630836df53a6468837542916944fea3.exe"1⤵
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
-
C:\Program Files\Google\Chrome\Application\chrome.exe"C:\Program Files\Google\Chrome\Application\chrome.exe"2⤵
-
-
C:\Program Files\Google\Chrome\Application\133.0.6943.60\elevation_service.exe"C:\Program Files\Google\Chrome\Application\133.0.6943.60\elevation_service.exe"1⤵
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
65ABE332-23D5-B3D6-E15A-8DBED902C526.txt
BnxBDphukvAo
BnxBDphukvAo
DpxCEpitAnhu
cbqyngszCDaa
cqyCDphtAohe
dritjecqiftz
fdbryBEqifdc
ifcrzDEaaaaa
ifcrzDEaaaaa
nwlfdbqjvADE
ukulgdcccqiu
ukvlvBoiuAnx
memory/4548-54-0x00007FF6343DD000-0x00007FF63473D000-memory.dmp
memory/4548-7-0x00007FF634310000-0x00007FF634D68000-memory.dmp
memory/4548-1-0x00007FF81A8B0000-0x00007FF81A8B2000-memory.dmp
memory/4548-63-0x00007FF634310000-0x00007FF634D68000-memory.dmp
memory/4548-2-0x00007FF81A8C0000-0x00007FF81A8C2000-memory.dmp
memory/4548-0-0x00007FF6343DD000-0x00007FF63473D000-memory.dmp
memory/4548-265-0x00007FF6343DD000-0x00007FF63473D000-memory.dmp
memory/4548-266-0x00007FF634310000-0x00007FF634D68000-memory.dmp