Analysis
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max time kernel
143s -
max time network
152s -
platform
windows10-2004_x64 -
resource
win10v2004-20230220-en -
resource tags
arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system -
submitted
30-04-2023 22:36
Static task
static1
Behavioral task
behavioral1
Sample
06b2382754c2218d255e72fc37a646d438452266ff4b265b7d05eadef7b4d368.exe
Resource
win7-20230220-en
General
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Target
06b2382754c2218d255e72fc37a646d438452266ff4b265b7d05eadef7b4d368.exe
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Size
3.4MB
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MD5
4618dc7a2cf5011ed33735bb0a204c4f
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SHA1
d1527dc4fb18e653a6983b8d7b0d682913a73f55
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SHA256
06b2382754c2218d255e72fc37a646d438452266ff4b265b7d05eadef7b4d368
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SHA512
8e8239a4d0e6c7ee5c91cb946e3f0f6a0462d67fbe4e71f4a45a71b774a11a25c082c406d9c6389ee594dbe1b390eb1ed1d4ed47a14f05fe3701ec2950985b34
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SSDEEP
98304:cMkY89erVmhLaN1icHWCABG6o5fnaQaC8F2NPhSH00:cMk99IxiCWCMGlVnYC22BhSU
Malware Config
Extracted
laplas
http://163.123.142.220
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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__ 06b2382754c2218d255e72fc37a646d438452266ff4b265b7d05eadef7b4d368.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 06b2382754c2218d255e72fc37a646d438452266ff4b265b7d05eadef7b4d368.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion 06b2382754c2218d255e72fc37a646d438452266ff4b265b7d05eadef7b4d368.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 5016 ntlhost.exe -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-1529757233-3489015626-3409890339-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\NTSystem = "C:\\Users\\Admin\\AppData\\Roaming\\NTSystem\\ntlhost.exe" 06b2382754c2218d255e72fc37a646d438452266ff4b265b7d05eadef7b4d368.exe -
description ioc Process Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA 06b2382754c2218d255e72fc37a646d438452266ff4b265b7d05eadef7b4d368.exe Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA ntlhost.exe -
Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs
pid Process 4088 06b2382754c2218d255e72fc37a646d438452266ff4b265b7d05eadef7b4d368.exe 5016 ntlhost.exe -
GoLang User-Agent 1 IoCs
Uses default user-agent string defined by GoLang HTTP packages.
description flow ioc HTTP User-Agent header 44 Go-http-client/1.1 -
Suspicious use of WriteProcessMemory 2 IoCs
description pid Process procid_target PID 4088 wrote to memory of 5016 4088 06b2382754c2218d255e72fc37a646d438452266ff4b265b7d05eadef7b4d368.exe 83 PID 4088 wrote to memory of 5016 4088 06b2382754c2218d255e72fc37a646d438452266ff4b265b7d05eadef7b4d368.exe 83
Processes
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C:\Users\Admin\AppData\Local\Temp\06b2382754c2218d255e72fc37a646d438452266ff4b265b7d05eadef7b4d368.exe"C:\Users\Admin\AppData\Local\Temp\06b2382754c2218d255e72fc37a646d438452266ff4b265b7d05eadef7b4d368.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:4088 -
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:5016
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
827.4MB
MD556ce9c2d2d9905723bff6dc93973e8f7
SHA17b32a4722af45929bd3b2429facca11e74af6b36
SHA256e272e048dffb4b83b84b40a7ff1f114723d22c26789795895c697608bef80560
SHA512d5f985eafe548b90e76c8c19bc0a27c2643f2ab3b6f713c7b486c7acb76778e99e5d31176f2eed94474418bb96238307c66cfcab08ca1952ddefa7638a18b9db