Analysis
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max time kernel
269s -
max time network
286s -
platform
windows7_x64 -
resource
win7-20230220-en -
resource tags
arch:x64arch:x86image:win7-20230220-enlocale:en-usos:windows7-x64system -
submitted
21-04-2023 22:24
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__ ntlhost.exe Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ e1290a9463ef7d1d61645b7d3fd3e4a7518023091f85ab4085308f70d437707f.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 e1290a9463ef7d1d61645b7d3fd3e4a7518023091f85ab4085308f70d437707f.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion e1290a9463ef7d1d61645b7d3fd3e4a7518023091f85ab4085308f70d437707f.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 1100 ntlhost.exe -
Loads dropped DLL 1 IoCs
pid Process 1420 e1290a9463ef7d1d61645b7d3fd3e4a7518023091f85ab4085308f70d437707f.exe -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-3948302646-268491222-1934009652-1000\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 1420 e1290a9463ef7d1d61645b7d3fd3e4a7518023091f85ab4085308f70d437707f.exe 1100 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 1420 wrote to memory of 1100 1420 e1290a9463ef7d1d61645b7d3fd3e4a7518023091f85ab4085308f70d437707f.exe 28 PID 1420 wrote to memory of 1100 1420 e1290a9463ef7d1d61645b7d3fd3e4a7518023091f85ab4085308f70d437707f.exe 28 PID 1420 wrote to memory of 1100 1420 e1290a9463ef7d1d61645b7d3fd3e4a7518023091f85ab4085308f70d437707f.exe 28
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
- Loads dropped DLL
- Adds Run key to start application
- Checks whether UAC is enabled
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious use of WriteProcessMemory
PID:1420 -
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:1100
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
793.0MB
MD528fb5e6a29b82ebb5bb1d1d10a111437
SHA139bcaa232dd53873f6a2e0281d949dd2e40bf0d3
SHA2560af686e3b17f37c78a649c7a5c34b114c7b0c64d4c434abb9c80948cb4a0be6d
SHA512969fa41005f8a19d7200c3f5aadc17dc7acbc2026142835619d99f854fa6109274be305eac9d4329e7b4d936cc4ed7ea5de8af47137837ec5095db8a2ca469a7
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Filesize
793.0MB
MD528fb5e6a29b82ebb5bb1d1d10a111437
SHA139bcaa232dd53873f6a2e0281d949dd2e40bf0d3
SHA2560af686e3b17f37c78a649c7a5c34b114c7b0c64d4c434abb9c80948cb4a0be6d
SHA512969fa41005f8a19d7200c3f5aadc17dc7acbc2026142835619d99f854fa6109274be305eac9d4329e7b4d936cc4ed7ea5de8af47137837ec5095db8a2ca469a7