Analysis
-
max time kernel
270s -
max time network
298s -
platform
windows7_x64 -
resource
win7-20230220-en -
resource tags
arch:x64arch:x86image:win7-20230220-enlocale:en-usos:windows7-x64system -
submitted
21-06-2023 03:35
Static task
static1
Behavioral task
behavioral1
Sample
e64c4823a48781dee7ace0c9d3bba1db753c39527ebb1197eb60f1aeb434965a.exe
Resource
win7-20230220-en
General
-
Target
e64c4823a48781dee7ace0c9d3bba1db753c39527ebb1197eb60f1aeb434965a.exe
-
Size
3.4MB
-
MD5
ebaa79b733a5e41dadf3e5a6f4aa5c39
-
SHA1
3192cd3251f8edae329e1d4b3b77a6ae4922a7da
-
SHA256
e64c4823a48781dee7ace0c9d3bba1db753c39527ebb1197eb60f1aeb434965a
-
SHA512
0ea80521501a0f9b6a23edaadbc896ac1d5898e968085d2349f78e04a5822010b8e72f73fb4a39e5929ae76497ee8178e711576f5b8cf4a40661a38d3ad7e7b1
-
SSDEEP
98304:C1LbJ2V257D3qX2D1Mmics/vyvXli14lIKWZz+GK:uxoA7rqGD1f7TvXFSKWZ6
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__ e64c4823a48781dee7ace0c9d3bba1db753c39527ebb1197eb60f1aeb434965a.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\VideoBiosVersion e64c4823a48781dee7ace0c9d3bba1db753c39527ebb1197eb60f1aeb434965a.exe 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 e64c4823a48781dee7ace0c9d3bba1db753c39527ebb1197eb60f1aeb434965a.exe -
Executes dropped EXE 1 IoCs
pid Process 1512 ntlhost.exe -
Loads dropped DLL 1 IoCs
pid Process 1736 e64c4823a48781dee7ace0c9d3bba1db753c39527ebb1197eb60f1aeb434965a.exe -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-3499517378-2376672570-1134980332-1000\Software\Microsoft\Windows\CurrentVersion\Run\NTSystem = "C:\\Users\\Admin\\AppData\\Roaming\\NTSystem\\ntlhost.exe" e64c4823a48781dee7ace0c9d3bba1db753c39527ebb1197eb60f1aeb434965a.exe -
description ioc Process Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA e64c4823a48781dee7ace0c9d3bba1db753c39527ebb1197eb60f1aeb434965a.exe Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA ntlhost.exe -
Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs
pid Process 1736 e64c4823a48781dee7ace0c9d3bba1db753c39527ebb1197eb60f1aeb434965a.exe 1512 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 1736 wrote to memory of 1512 1736 e64c4823a48781dee7ace0c9d3bba1db753c39527ebb1197eb60f1aeb434965a.exe 27 PID 1736 wrote to memory of 1512 1736 e64c4823a48781dee7ace0c9d3bba1db753c39527ebb1197eb60f1aeb434965a.exe 27 PID 1736 wrote to memory of 1512 1736 e64c4823a48781dee7ace0c9d3bba1db753c39527ebb1197eb60f1aeb434965a.exe 27
Processes
-
C:\Users\Admin\AppData\Local\Temp\e64c4823a48781dee7ace0c9d3bba1db753c39527ebb1197eb60f1aeb434965a.exe"C:\Users\Admin\AppData\Local\Temp\e64c4823a48781dee7ace0c9d3bba1db753c39527ebb1197eb60f1aeb434965a.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:1736 -
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:1512
-
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
Loading Replay Monitor...
Downloads
-
Filesize
747.4MB
MD5f2e34345585eb6c2793c2b8dec457dfc
SHA15c379a788a91fa6064393c28ecc84288fd4285e3
SHA256a21f3444aea0d4f3bc6fba733b4a507edb533d57ab9fa7129dfc7ff28fa4bb55
SHA5123ba6f85437a2b7718330a685e6f997c3e008a7869f31f09f678acf095cf70962194e680ff37b9db33c5370952c63d2d007ae85ca5875c05db2a087357ca29b6b
-
Filesize
747.4MB
MD5f2e34345585eb6c2793c2b8dec457dfc
SHA15c379a788a91fa6064393c28ecc84288fd4285e3
SHA256a21f3444aea0d4f3bc6fba733b4a507edb533d57ab9fa7129dfc7ff28fa4bb55
SHA5123ba6f85437a2b7718330a685e6f997c3e008a7869f31f09f678acf095cf70962194e680ff37b9db33c5370952c63d2d007ae85ca5875c05db2a087357ca29b6b