Analysis
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max time kernel
161s -
max time network
166s -
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 01:25
Static task
static1
Behavioral task
behavioral1
Sample
414a0bf51ee426a007c528ecb84a563f21c40f3a2feb06485baad0e8ab439adf.exe
Resource
win7-20230220-en
General
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Target
414a0bf51ee426a007c528ecb84a563f21c40f3a2feb06485baad0e8ab439adf.exe
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Size
3.2MB
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MD5
31f8c08862caa2ec10a82867dbdf188b
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SHA1
144d1037d253808aae23d2fa14d930a76bc7ad51
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SHA256
414a0bf51ee426a007c528ecb84a563f21c40f3a2feb06485baad0e8ab439adf
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SHA512
52288d822170c3d813258ed63d97975f5f3f6c0f0d3238fe54a38cfa80f8c675efec3d2ea3a23b15f6d37408f7419f5b17e28970116f919273451190f587083f
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SSDEEP
49152:CC9i1Db4FFMmKLZi9gOzDx8iE66tfvbFDfgC0JaRYHw3pjLMRzJwWlo1a4/0fH:xwF4FjGOzF8iAtbFDV0JaRm9RzJGkJv
Malware Config
Extracted
laplas
http://45.159.189.33
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api_key
d1a05de376c0be1daa56dfb2715c8a0c5df8a111b8b31decc886df1e48db7c9c
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__ 414a0bf51ee426a007c528ecb84a563f21c40f3a2feb06485baad0e8ab439adf.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 414a0bf51ee426a007c528ecb84a563f21c40f3a2feb06485baad0e8ab439adf.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion 414a0bf51ee426a007c528ecb84a563f21c40f3a2feb06485baad0e8ab439adf.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 4012 ntlhost.exe -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-2275444769-3691835758-4097679484-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\NTSystem = "C:\\Users\\Admin\\AppData\\Roaming\\NTSystem\\ntlhost.exe" 414a0bf51ee426a007c528ecb84a563f21c40f3a2feb06485baad0e8ab439adf.exe -
description ioc Process Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA 414a0bf51ee426a007c528ecb84a563f21c40f3a2feb06485baad0e8ab439adf.exe Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA ntlhost.exe -
Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs
pid Process 4188 414a0bf51ee426a007c528ecb84a563f21c40f3a2feb06485baad0e8ab439adf.exe 4012 ntlhost.exe -
GoLang User-Agent 1 IoCs
Uses default user-agent string defined by GoLang HTTP packages.
description flow ioc HTTP User-Agent header 22 Go-http-client/1.1 -
Suspicious use of WriteProcessMemory 2 IoCs
description pid Process procid_target PID 4188 wrote to memory of 4012 4188 414a0bf51ee426a007c528ecb84a563f21c40f3a2feb06485baad0e8ab439adf.exe 82 PID 4188 wrote to memory of 4012 4188 414a0bf51ee426a007c528ecb84a563f21c40f3a2feb06485baad0e8ab439adf.exe 82
Processes
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C:\Users\Admin\AppData\Local\Temp\414a0bf51ee426a007c528ecb84a563f21c40f3a2feb06485baad0e8ab439adf.exe"C:\Users\Admin\AppData\Local\Temp\414a0bf51ee426a007c528ecb84a563f21c40f3a2feb06485baad0e8ab439adf.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:4188 -
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:4012
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
759.1MB
MD59d951cd3ae69f681841407bf308e84eb
SHA1c24ad5da50893e796b140f97181465bb6a8db66d
SHA256bf717aa7cf7638188591661645ff8beed61655aa1d4863a6e5ca1c7c319f31e1
SHA512cefc7f184c16ca570156bcf518012c55e98416d230964ff61a9e112c5b223df35db5bfff4573d5d2a52fdfe4dbd2eba7908c1add751723f2e4265a138a18ded7
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Filesize
716.0MB
MD52e8d55b89e7d63f6e41e2e24062576b8
SHA1478177ee4557d7e18f3d50bd4baf2e2fc78a6e8d
SHA2566812e3d22106164a9363697d0841002c4c634f9e724543ce6359ed703f6912fe
SHA5129e08536079af527edcd2952f592ab485401f21b0a42833ac2ab4b2cf1927c96316c9e288091a116576db340f4e73a2a245b23a233491032543abcc50272c17ef