Analysis
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max time kernel
148s -
max time network
157s -
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 00:56
Static task
static1
Behavioral task
behavioral1
Sample
3469724e57612ca20c888a5a86719c3e4b6fe71f2cfcfecff2fb3950fd0a32ac.exe
Resource
win7-20230220-en
General
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Target
3469724e57612ca20c888a5a86719c3e4b6fe71f2cfcfecff2fb3950fd0a32ac.exe
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Size
3.5MB
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MD5
f5548281bcdcec5c1d151d3417412042
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SHA1
be6d9b40b6ede0f3c5582b8f48bde7f44f2ed792
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SHA256
3469724e57612ca20c888a5a86719c3e4b6fe71f2cfcfecff2fb3950fd0a32ac
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SHA512
387d864aca4be8691c20b0ec4b11906491cdb7b0fc435f59699c0596a47ad086d711ed97c47a611b58adf1096203ab7a488e26c307d885e566f56db6dcecab4c
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SSDEEP
98304:k4SaRf9WEiCfCO55VCKCwKmLE323hOViL6IEifjGV9J:k431WwDCbfj23hOViLZEif0
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__ 3469724e57612ca20c888a5a86719c3e4b6fe71f2cfcfecff2fb3950fd0a32ac.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 3469724e57612ca20c888a5a86719c3e4b6fe71f2cfcfecff2fb3950fd0a32ac.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion 3469724e57612ca20c888a5a86719c3e4b6fe71f2cfcfecff2fb3950fd0a32ac.exe -
Executes dropped EXE 1 IoCs
pid Process 2528 ntlhost.exe -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-144354903-2550862337-1367551827-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\NTSystem = "C:\\Users\\Admin\\AppData\\Roaming\\NTSystem\\ntlhost.exe" 3469724e57612ca20c888a5a86719c3e4b6fe71f2cfcfecff2fb3950fd0a32ac.exe -
description ioc Process Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA 3469724e57612ca20c888a5a86719c3e4b6fe71f2cfcfecff2fb3950fd0a32ac.exe Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA ntlhost.exe -
Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs
pid Process 2916 3469724e57612ca20c888a5a86719c3e4b6fe71f2cfcfecff2fb3950fd0a32ac.exe 2528 ntlhost.exe -
GoLang User-Agent 1 IoCs
Uses default user-agent string defined by GoLang HTTP packages.
description flow ioc HTTP User-Agent header 25 Go-http-client/1.1 -
Suspicious use of WriteProcessMemory 2 IoCs
description pid Process procid_target PID 2916 wrote to memory of 2528 2916 3469724e57612ca20c888a5a86719c3e4b6fe71f2cfcfecff2fb3950fd0a32ac.exe 85 PID 2916 wrote to memory of 2528 2916 3469724e57612ca20c888a5a86719c3e4b6fe71f2cfcfecff2fb3950fd0a32ac.exe 85
Processes
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C:\Users\Admin\AppData\Local\Temp\3469724e57612ca20c888a5a86719c3e4b6fe71f2cfcfecff2fb3950fd0a32ac.exe"C:\Users\Admin\AppData\Local\Temp\3469724e57612ca20c888a5a86719c3e4b6fe71f2cfcfecff2fb3950fd0a32ac.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:2916 -
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:2528
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
679.7MB
MD53e0c7818642d41acf09961ce4d700415
SHA16eed705740fde63832eb278603af15a0333e02c3
SHA25607a6ee35d783489ea8c11e3c92718e42cbadaa5151540a9f041c02d32b3d7e60
SHA512e754a4d601fb76157a75778551d3513ae8505cda5358047390667e58db082d4de13ce53c8d1896921ed52a73cefbfbb2c42e112b1e36eff132ab841112caf4af
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Filesize
681.6MB
MD52dbb88168ae7889167a542b74c6da72a
SHA1eb211e92823b043a0cc8bfc22a48455528ff0378
SHA2562cf91a8a53d40263e90365bd9c3c3dbeccc496c947201e68b7e2016c84cf7036
SHA5128fbb9a27f2220af772be2ea36a2617028c77557d9b49b5b49d0391dcbea5d6f18aae403700977892a98677506d002b71b71bff0fdd0e4c93be84bd66969077f3