Analysis
-
max time kernel
263s -
max time network
295s -
platform
windows7_x64 -
resource
win7-20230831-en -
resource tags
arch:x64arch:x86image:win7-20230831-enlocale:en-usos:windows7-x64system -
submitted
10-09-2023 22:12
Static task
static1
Behavioral task
behavioral1
Sample
203abb4fef06659cf437ca0d5c338b7e0ed1add2645361ba92ab5aab6e3a0e08.exe
Resource
win7-20230831-en
General
-
Target
203abb4fef06659cf437ca0d5c338b7e0ed1add2645361ba92ab5aab6e3a0e08.exe
-
Size
2.6MB
-
MD5
3f821e69fe1b38097b29ac284016858a
-
SHA1
3995cad76f1313243e5c8abce901876638575341
-
SHA256
203abb4fef06659cf437ca0d5c338b7e0ed1add2645361ba92ab5aab6e3a0e08
-
SHA512
704a799fae6f6139f9c66a1f11bff243a4381ff69028b1fc1f903c8c75d303a9769b6843c67f794c1c85dd9b10dd1c07bead63702a2f077cb467e5a50c99d5d7
-
SSDEEP
49152:/oLi8Bd2MIUueEcBY6rCYIvkQIIZB9mnJWUyzD8A04Z/f8I:ALi8B0MiCBbC3IIZB9cKzomZ/kI
Malware Config
Extracted
laplas
http://lpls.tuktuk.ug
-
api_key
a0f588021b58e0c7908a163f8750678efedf2a66bf739a12427b379aef47ccde
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__ 203abb4fef06659cf437ca0d5c338b7e0ed1add2645361ba92ab5aab6e3a0e08.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 203abb4fef06659cf437ca0d5c338b7e0ed1add2645361ba92ab5aab6e3a0e08.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion 203abb4fef06659cf437ca0d5c338b7e0ed1add2645361ba92ab5aab6e3a0e08.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion ntlhost.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion ntlhost.exe -
Executes dropped EXE 1 IoCs
pid Process 2848 ntlhost.exe -
Loads dropped DLL 1 IoCs
pid Process 2828 203abb4fef06659cf437ca0d5c338b7e0ed1add2645361ba92ab5aab6e3a0e08.exe -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-86725733-3001458681-3405935542-1000\Software\Microsoft\Windows\CurrentVersion\Run\NTSystem = "C:\\Users\\Admin\\AppData\\Roaming\\NTSystem\\ntlhost.exe" 203abb4fef06659cf437ca0d5c338b7e0ed1add2645361ba92ab5aab6e3a0e08.exe -
description ioc Process Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA 203abb4fef06659cf437ca0d5c338b7e0ed1add2645361ba92ab5aab6e3a0e08.exe Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA ntlhost.exe -
Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs
pid Process 2828 203abb4fef06659cf437ca0d5c338b7e0ed1add2645361ba92ab5aab6e3a0e08.exe 2848 ntlhost.exe -
GoLang User-Agent 5 IoCs
Uses default user-agent string defined by GoLang HTTP packages.
description flow ioc HTTP User-Agent header 6 Go-http-client/1.1 HTTP User-Agent header 7 Go-http-client/1.1 HTTP User-Agent header 3 Go-http-client/1.1 HTTP User-Agent header 4 Go-http-client/1.1 HTTP User-Agent header 5 Go-http-client/1.1 -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 2828 wrote to memory of 2848 2828 203abb4fef06659cf437ca0d5c338b7e0ed1add2645361ba92ab5aab6e3a0e08.exe 28 PID 2828 wrote to memory of 2848 2828 203abb4fef06659cf437ca0d5c338b7e0ed1add2645361ba92ab5aab6e3a0e08.exe 28 PID 2828 wrote to memory of 2848 2828 203abb4fef06659cf437ca0d5c338b7e0ed1add2645361ba92ab5aab6e3a0e08.exe 28
Processes
-
C:\Users\Admin\AppData\Local\Temp\203abb4fef06659cf437ca0d5c338b7e0ed1add2645361ba92ab5aab6e3a0e08.exe"C:\Users\Admin\AppData\Local\Temp\203abb4fef06659cf437ca0d5c338b7e0ed1add2645361ba92ab5aab6e3a0e08.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:2828 -
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:2848
-
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
-
Filesize
239.5MB
MD5ba262a3ecfb2ec80fcba6bad1c5110ef
SHA11d4aa0d5afabb75e3c638d6126c2857ba0afcf40
SHA2561e2ead9c6234603c218d86d0019966e8c6eafa4b35af8fdbae76bf2d3b04418f
SHA5126697bad4411cd8f9dd645b9424ba6c071eaf70da6f4cc9e3bd44c336a6e715f3cea2db9af8a6e416c271f75bc74b0c655bc99da195b48ed1601b86aac4547dcf
-
Filesize
239.4MB
MD554a417d4e36cf0067988de70c35aa2e0
SHA11b01bcd21eb473a0f402bd095806fa30e8dc17c3
SHA256958b280a9a0cdf7f91c86a61bae8c8c6a37a972e8ac726d866efe57f32a2652a
SHA5123c4ac1a49f55b75c941915522a4c8ca32a099f1f2918136664f6f86d76b8f805c4c2ac73a2fd29e10f7472be2c36a0e61e8b0a6923df16f0fb6feb1b022e3eec