Analysis
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max time kernel
297s -
max time network
264s -
platform
windows10-1703_x64 -
resource
win10-20230703-en -
resource tags
arch:x64arch:x86image:win10-20230703-enlocale:en-usos:windows10-1703-x64system -
submitted
13-07-2023 00:14
Static task
static1
Behavioral task
behavioral1
Sample
298bdf9042629b42e761f52949926d52acd55239181021fd78040bff32678e4a.exe
Resource
win7-20230712-en
General
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Target
298bdf9042629b42e761f52949926d52acd55239181021fd78040bff32678e4a.exe
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Size
4.2MB
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MD5
f206c33258de47d5e05e9f035efc265c
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SHA1
c744ea5b001dc4a9b1e16dd736f44d0d3e9be002
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SHA256
298bdf9042629b42e761f52949926d52acd55239181021fd78040bff32678e4a
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SHA512
ef249fcb285fd3741e538a76ace582cdfa6042b2f559fa95a8a0245c7a09e3cf675150c1fd42f50383790b553a578c06cd898ef915ebf85e2cc6aab24ea3f90a
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SSDEEP
98304:NVAhW7Q0TFGDZ50+vYNK8wQz8p6MDkaU:LAg7Q2FGE+vkKBQopBj
Malware Config
Extracted
laplas
http://lpls.tuktuk.ug
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api_key
a0f588021b58e0c7908a163f8750678efedf2a66bf739a12427b379aef47ccde
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__ 298bdf9042629b42e761f52949926d52acd55239181021fd78040bff32678e4a.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 298bdf9042629b42e761f52949926d52acd55239181021fd78040bff32678e4a.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 298bdf9042629b42e761f52949926d52acd55239181021fd78040bff32678e4a.exe -
Executes dropped EXE 1 IoCs
pid Process 2868 ntlhost.exe -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-488886677-2269338296-1239465872-1000\Software\Microsoft\Windows\CurrentVersion\Run\NTSystem = "C:\\Users\\Admin\\AppData\\Roaming\\NTSystem\\ntlhost.exe" 298bdf9042629b42e761f52949926d52acd55239181021fd78040bff32678e4a.exe -
description ioc Process Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA 298bdf9042629b42e761f52949926d52acd55239181021fd78040bff32678e4a.exe Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA ntlhost.exe -
Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs
pid Process 4804 298bdf9042629b42e761f52949926d52acd55239181021fd78040bff32678e4a.exe 2868 ntlhost.exe -
GoLang User-Agent 1 IoCs
Uses default user-agent string defined by GoLang HTTP packages.
description flow ioc HTTP User-Agent header 2 Go-http-client/1.1 -
Suspicious use of WriteProcessMemory 2 IoCs
description pid Process procid_target PID 4804 wrote to memory of 2868 4804 298bdf9042629b42e761f52949926d52acd55239181021fd78040bff32678e4a.exe 70 PID 4804 wrote to memory of 2868 4804 298bdf9042629b42e761f52949926d52acd55239181021fd78040bff32678e4a.exe 70
Processes
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C:\Users\Admin\AppData\Local\Temp\298bdf9042629b42e761f52949926d52acd55239181021fd78040bff32678e4a.exe"C:\Users\Admin\AppData\Local\Temp\298bdf9042629b42e761f52949926d52acd55239181021fd78040bff32678e4a.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:4804 -
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:2868
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
803.2MB
MD55ab3665a5103649228358b65c450d53d
SHA1687579096c81dbf7be428252faaefc16739e6148
SHA25612b994d7a08ad5eae8f6752d269d56ff9c77baedf0c0973cd1e79546d37b9a7c
SHA512a66cf4b96a87cef5979e447cd45e1fff8a783daf83c83efd1b1a1a7cd5f8f22a9def6975de1a703abdf23839e1c7d8913ac364cabe64e82337e620286f7792c2
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Filesize
803.2MB
MD55ab3665a5103649228358b65c450d53d
SHA1687579096c81dbf7be428252faaefc16739e6148
SHA25612b994d7a08ad5eae8f6752d269d56ff9c77baedf0c0973cd1e79546d37b9a7c
SHA512a66cf4b96a87cef5979e447cd45e1fff8a783daf83c83efd1b1a1a7cd5f8f22a9def6975de1a703abdf23839e1c7d8913ac364cabe64e82337e620286f7792c2