Analysis
- max time kernel
125s - max time network
127s - platform
windows10-2004_x64 - resource
win10v2004-20240802-en - resource tags
- submitted
30/09/2024, 00:00
General
- Target file.exe
- Size 1.7MB
- Sample240930-aab4wa1dkf
- SHA256 665f8ded044e58e1900e7441cc75ebbc9438f9a6a0fde9528698dab670966203
Score
10/10
Malware Config
Extracted
Family
-
stealc
Botnet
-
doma
C2
-
http://185.215.113.37
Attributes
-
url_path
/e2b1563c6670f193.php
Signatures
- Stealc
Stealc is an infostealer written in C++.
- Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 1 IoCs
- Checks BIOS information in registry 2 TTPs 2 IoCs
BIOS information is often read in order to detect sandboxing environments.
- Identifies Wine through registry keys 2 TTPs 1 IoCs
Wine is a compatibility layer capable of running Windows applications, which can be used as sandboxing environment.
- Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs
- System Location Discovery: System Language Discovery 1 TTPs 1 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
- Suspicious behavior: EnumeratesProcesses 2 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\file.exe"C:\Users\Admin\AppData\Local\Temp\file.exe"1⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- Identifies Wine through registry keys
- Suspicious use of NtSetInformationThreadHideFromDebugger
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
-
C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --field-trial-handle=1036,i,4356837537417149674,16553092232944545509,262144 --variations-seed-version --mojo-platform-channel-handle=3676 /prefetch:81⤵
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
memory/2816-0-0x00000000009A0000-0x000000000102C000-memory.dmp
memory/2816-1-0x0000000077C34000-0x0000000077C36000-memory.dmp
memory/2816-2-0x00000000009A1000-0x00000000009C4000-memory.dmp
memory/2816-3-0x00000000009A0000-0x000000000102C000-memory.dmp
memory/2816-4-0x00000000009A0000-0x000000000102C000-memory.dmp