Analysis
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max time kernel
291s -
max time network
298s -
platform
windows10-1703_x64 -
resource
win10-20230220-en -
resource tags
arch:x64arch:x86image:win10-20230220-enlocale:en-usos:windows10-1703-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__ 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\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 Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion e1290a9463ef7d1d61645b7d3fd3e4a7518023091f85ab4085308f70d437707f.exe -
Executes dropped EXE 1 IoCs
pid Process 2676 ntlhost.exe -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-1311743041-1167936498-546579926-1000\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 2052 e1290a9463ef7d1d61645b7d3fd3e4a7518023091f85ab4085308f70d437707f.exe 2676 ntlhost.exe -
GoLang User-Agent 1 IoCs
Uses default user-agent string defined by GoLang HTTP packages.
description flow ioc HTTP User-Agent header 4 Go-http-client/1.1 -
Suspicious use of WriteProcessMemory 2 IoCs
description pid Process procid_target PID 2052 wrote to memory of 2676 2052 e1290a9463ef7d1d61645b7d3fd3e4a7518023091f85ab4085308f70d437707f.exe 66 PID 2052 wrote to memory of 2676 2052 e1290a9463ef7d1d61645b7d3fd3e4a7518023091f85ab4085308f70d437707f.exe 66
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:2052 -
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:2676
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
744.0MB
MD5a80a2b7e649248ceb5a505d1bc511fa0
SHA13bc4ee095eb93d36f153424684da479cb66a9cb2
SHA25618a2a35e34bded68dea0a1479f2d6721fd66e5630ede4a4b6e21b303fbdaf76c
SHA512af5be869545d4777b27264330aff0b0a27b3908da5e8b5c49f470cf02f999cbb33f03eaf72f5b5b67c18b9847dc529674860863c259385d16c4c7a789c5d9117
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Filesize
744.0MB
MD5a80a2b7e649248ceb5a505d1bc511fa0
SHA13bc4ee095eb93d36f153424684da479cb66a9cb2
SHA25618a2a35e34bded68dea0a1479f2d6721fd66e5630ede4a4b6e21b303fbdaf76c
SHA512af5be869545d4777b27264330aff0b0a27b3908da5e8b5c49f470cf02f999cbb33f03eaf72f5b5b67c18b9847dc529674860863c259385d16c4c7a789c5d9117