Analysis
-
max time kernel
284s -
max time network
277s -
platform
windows7_x64 -
resource
win7-20230220-en -
resource tags
arch:x64arch:x86image:win7-20230220-enlocale:en-usos:windows7-x64system -
submitted
11-06-2023 04:48
Static task
static1
Behavioral task
behavioral1
Sample
8dbebde20f5c4a1c0d29c9faf1c670423f99306042d428c35d6bdd552d3fb554.exe
Resource
win7-20230220-en
General
-
Target
8dbebde20f5c4a1c0d29c9faf1c670423f99306042d428c35d6bdd552d3fb554.exe
-
Size
3.4MB
-
MD5
50859caa45e9d02823ae55b69fd7b645
-
SHA1
aec25ed88cd00fd12a18ca2714d68e33c7fd57c3
-
SHA256
8dbebde20f5c4a1c0d29c9faf1c670423f99306042d428c35d6bdd552d3fb554
-
SHA512
78df0c4c350b92743f4739855a8f605cf245463dde934edb2b8a26a5d6025231c17b8f0bbe2b9bffa4938343bf84ab88f5539282b6f9fbb78ec836d5a735d767
-
SSDEEP
98304:nImo45lwBzz4/B00uUYiGjHMnhNRUQrqXjWJd:nFnG/4/cz4n7RbryS
Malware Config
Extracted
laplas
http://45.159.189.105
-
api_key
f52a5c9bc5eb2f51b22f04f3e85c301ac0170a650de6044773f0a8309fbdfb79
Signatures
-
Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 2 IoCs
description ioc Process Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ 8dbebde20f5c4a1c0d29c9faf1c670423f99306042d428c35d6bdd552d3fb554.exe Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ ntlhost.exe -
Checks BIOS information in registry 2 TTPs 4 IoCs
BIOS information is often read in order to detect sandboxing environments.
description ioc Process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion ntlhost.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion ntlhost.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion 8dbebde20f5c4a1c0d29c9faf1c670423f99306042d428c35d6bdd552d3fb554.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion 8dbebde20f5c4a1c0d29c9faf1c670423f99306042d428c35d6bdd552d3fb554.exe -
Executes dropped EXE 1 IoCs
pid Process 1056 ntlhost.exe -
Loads dropped DLL 1 IoCs
pid Process 1980 8dbebde20f5c4a1c0d29c9faf1c670423f99306042d428c35d6bdd552d3fb554.exe -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-1914912747-3343861975-731272777-1000\Software\Microsoft\Windows\CurrentVersion\Run\NTSystem = "C:\\Users\\Admin\\AppData\\Roaming\\NTSystem\\ntlhost.exe" 8dbebde20f5c4a1c0d29c9faf1c670423f99306042d428c35d6bdd552d3fb554.exe -
description ioc Process Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA ntlhost.exe Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA 8dbebde20f5c4a1c0d29c9faf1c670423f99306042d428c35d6bdd552d3fb554.exe -
Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs
pid Process 1980 8dbebde20f5c4a1c0d29c9faf1c670423f99306042d428c35d6bdd552d3fb554.exe 1056 ntlhost.exe -
GoLang User-Agent 1 IoCs
Uses default user-agent string defined by GoLang HTTP packages.
description flow ioc HTTP User-Agent header 1 Go-http-client/1.1 -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 1980 wrote to memory of 1056 1980 8dbebde20f5c4a1c0d29c9faf1c670423f99306042d428c35d6bdd552d3fb554.exe 27 PID 1980 wrote to memory of 1056 1980 8dbebde20f5c4a1c0d29c9faf1c670423f99306042d428c35d6bdd552d3fb554.exe 27 PID 1980 wrote to memory of 1056 1980 8dbebde20f5c4a1c0d29c9faf1c670423f99306042d428c35d6bdd552d3fb554.exe 27
Processes
-
C:\Users\Admin\AppData\Local\Temp\8dbebde20f5c4a1c0d29c9faf1c670423f99306042d428c35d6bdd552d3fb554.exe"C:\Users\Admin\AppData\Local\Temp\8dbebde20f5c4a1c0d29c9faf1c670423f99306042d428c35d6bdd552d3fb554.exe"1⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- Loads dropped DLL
- Adds Run key to start application
- Checks whether UAC is enabled
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious use of WriteProcessMemory
PID:1980 -
C:\Users\Admin\AppData\Roaming\NTSystem\ntlhost.exeC:\Users\Admin\AppData\Roaming\NTSystem\ntlhost.exe2⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- Executes dropped EXE
- Checks whether UAC is enabled
- Suspicious use of NtSetInformationThreadHideFromDebugger
PID:1056
-
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
Loading Replay Monitor...
Downloads
-
Filesize
836.4MB
MD51ded2ff2a1f5df635257733fda7e065d
SHA1a366078dabd3e282c57e9d196dbc0699edd4f951
SHA256262df81d103b52174ff2480e774d4ece05b4af0b129ed81d507c0c595efb9f7b
SHA5129019ddffe4306cf084a32fcb0c6ffaf5677d811c47b9ebb3a853d1223540987284ee46040784a35b2ceea0dc40055aa0c10ec28777814ed5d79107c1e96219c9
-
Filesize
836.4MB
MD51ded2ff2a1f5df635257733fda7e065d
SHA1a366078dabd3e282c57e9d196dbc0699edd4f951
SHA256262df81d103b52174ff2480e774d4ece05b4af0b129ed81d507c0c595efb9f7b
SHA5129019ddffe4306cf084a32fcb0c6ffaf5677d811c47b9ebb3a853d1223540987284ee46040784a35b2ceea0dc40055aa0c10ec28777814ed5d79107c1e96219c9