Analysis
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max time kernel
152s -
max time network
155s -
platform
windows10-2004_x64 -
resource
win10v2004-20230220-en -
resource tags
arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system -
submitted
07-05-2023 07:44
Static task
static1
Behavioral task
behavioral1
Sample
e1290a9463ef7d1d61645b7d3fd3e4a7518023091f85ab4085308f70d437707f.exe
Resource
win7-20230220-en
General
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Target
e1290a9463ef7d1d61645b7d3fd3e4a7518023091f85ab4085308f70d437707f.exe
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Size
3.0MB
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MD5
e81570d802d26df3dde953770c8c9766
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SHA1
d8df423343b59f8b53f10722b023622477e5fb31
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SHA256
e1290a9463ef7d1d61645b7d3fd3e4a7518023091f85ab4085308f70d437707f
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SHA512
1d03bc26a97b4eb680fe9d1996c525e086f6efcb40db2946e7297544a85cd0b6999ac03ed11048dc424631a643ba95a0624865351e86fb76ebc61641c73b7778
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SSDEEP
98304:XWrcYe0Hec7sl5cWF4bMQDZSQav8CzmU+z:5YQ7vcWOxSQasJz
Malware Config
Extracted
laplas
http://89.23.97.128
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api_key
bc2dceabe69fa26dbf4dd8295d65e03e1990633a88c1c8410825c9266b239396
Signatures
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Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 2 IoCs
description ioc Process Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ e1290a9463ef7d1d61645b7d3fd3e4a7518023091f85ab4085308f70d437707f.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 e1290a9463ef7d1d61645b7d3fd3e4a7518023091f85ab4085308f70d437707f.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion e1290a9463ef7d1d61645b7d3fd3e4a7518023091f85ab4085308f70d437707f.exe -
Executes dropped EXE 1 IoCs
pid Process 500 ntlhost.exe -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-4238149048-355649189-894321705-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\NTSystem = "C:\\Users\\Admin\\AppData\\Roaming\\NTSystem\\ntlhost.exe" e1290a9463ef7d1d61645b7d3fd3e4a7518023091f85ab4085308f70d437707f.exe -
description ioc Process Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA e1290a9463ef7d1d61645b7d3fd3e4a7518023091f85ab4085308f70d437707f.exe Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA ntlhost.exe -
Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs
pid Process 2772 e1290a9463ef7d1d61645b7d3fd3e4a7518023091f85ab4085308f70d437707f.exe 500 ntlhost.exe -
GoLang User-Agent 1 IoCs
Uses default user-agent string defined by GoLang HTTP packages.
description flow ioc HTTP User-Agent header 17 Go-http-client/1.1 -
Suspicious use of WriteProcessMemory 2 IoCs
description pid Process procid_target PID 2772 wrote to memory of 500 2772 e1290a9463ef7d1d61645b7d3fd3e4a7518023091f85ab4085308f70d437707f.exe 83 PID 2772 wrote to memory of 500 2772 e1290a9463ef7d1d61645b7d3fd3e4a7518023091f85ab4085308f70d437707f.exe 83
Processes
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C:\Users\Admin\AppData\Local\Temp\e1290a9463ef7d1d61645b7d3fd3e4a7518023091f85ab4085308f70d437707f.exe"C:\Users\Admin\AppData\Local\Temp\e1290a9463ef7d1d61645b7d3fd3e4a7518023091f85ab4085308f70d437707f.exe"1⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- Adds Run key to start application
- Checks whether UAC is enabled
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious use of WriteProcessMemory
PID:2772 -
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:500
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
405.8MB
MD55119ef6c61687a039f9d08fd48b90aad
SHA199c8433a0d8d8d70bef9c710c3c185dcf4939fd5
SHA2560f44ef184b2402354d4ee1d20c90d14c800871f2e234efb16d60030f84c1f798
SHA5120864351085d5af00ccf30c86823f2167c152df85fe7708d0acc4d8a1ffe74b9a9dfcec18496c9a3ce95e6c7c3646d53602f5e87c1de3236d6bcf94b42fa44601
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Filesize
412.7MB
MD509a6a36cb0cff7b3143ad564c6b007f2
SHA13eb72c0c3bc62f36454947e1d1f99f23679f2435
SHA256e4588ad6221e7df429e6b6bbff464fabd06ff7fcb48120cb4770620036feb973
SHA512d29afe959392a65c06aae6c821215719e3b72001cc8883ac8e6e338515c1658dac568e5a72bc236f6b444849085ecb48e5d2065bd7af8d35eb926c837f53aea2