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Analysis
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max time kernel
196s -
max time network
212s -
platform
windows10-2004_x64 -
resource
win10v2004-20220812-en -
resource tags
arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system -
submitted
24/11/2022, 08:05
Static task
static1
Behavioral task
behavioral1
Sample
Setup.exe
Resource
win7-20220812-en
General
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Target
Setup.exe
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Size
402.4MB
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MD5
6adcaa3e5c4f4e3032213c1fb3df7601
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SHA1
c0244876355d6f78243bfff431c0291464294c76
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SHA256
9a89f5cde589c87da99ada9d22a0007b4f831ad93165c0f8c3407193690549cb
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SHA512
0062d487210d66eb1e3fa2688885749c7fb186fbdf3c287d53290ef07c93fc70da8162ab16c5a6930966ac2d14c3821cefbda2bd898e39dc27ac7907daaf4e03
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SSDEEP
98304:acNazSSfyLzA5h3Y8VTnYgjs0QN6Xykq4phnp5S55nP7pvMQE+SmpW:V7zAjY8Vq6igjC5t9jpSmpW
Malware Config
Extracted
vidar
55.8
1364
https://t.me/headshotsonly
https://steamcommunity.com/profiles/76561199436777531
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profile_id
1364
Signatures
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Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 1 IoCs
description ioc Process Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ Setup.exe -
Checks BIOS information in registry 2 TTPs 2 IoCs
BIOS information is often read in order to detect sandboxing environments.
description ioc Process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion Setup.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion Setup.exe -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\Control Panel\International\Geo\Nation Setup.exe -
Loads dropped DLL 2 IoCs
pid Process 4760 Setup.exe 4760 Setup.exe -
Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
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Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
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Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
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description ioc Process Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA Setup.exe -
Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs
pid Process 4760 Setup.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
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Checks processor information in registry 2 TTPs 2 IoCs
Processor information is often read in order to detect sandboxing environments.
description ioc Process Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 Setup.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString Setup.exe -
Delays execution with timeout.exe 1 IoCs
pid Process 3340 timeout.exe -
Suspicious behavior: EnumeratesProcesses 4 IoCs
pid Process 4760 Setup.exe 4760 Setup.exe 4760 Setup.exe 4760 Setup.exe -
Suspicious use of WriteProcessMemory 6 IoCs
description pid Process procid_target PID 4760 wrote to memory of 216 4760 Setup.exe 79 PID 4760 wrote to memory of 216 4760 Setup.exe 79 PID 4760 wrote to memory of 216 4760 Setup.exe 79 PID 216 wrote to memory of 3340 216 cmd.exe 81 PID 216 wrote to memory of 3340 216 cmd.exe 81 PID 216 wrote to memory of 3340 216 cmd.exe 81
Processes
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C:\Users\Admin\AppData\Local\Temp\Setup.exe"C:\Users\Admin\AppData\Local\Temp\Setup.exe"1⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- Checks computer location settings
- Loads dropped DLL
- Checks whether UAC is enabled
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:4760 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c timeout /t 6 & del /f /q "C:\Users\Admin\AppData\Local\Temp\Setup.exe" & exit2⤵
- Suspicious use of WriteProcessMemory
PID:216 -
C:\Windows\SysWOW64\timeout.exetimeout /t 63⤵
- Delays execution with timeout.exe
PID:3340
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
593KB
MD5c8fd9be83bc728cc04beffafc2907fe9
SHA195ab9f701e0024cedfbd312bcfe4e726744c4f2e
SHA256ba06a6ee0b15f5be5c4e67782eec8b521e36c107a329093ec400fe0404eb196a
SHA512fbb446f4a27ef510e616caad52945d6c9cc1fd063812c41947e579ec2b54df57c6dc46237ded80fca5847f38cbe1747a6c66a13e2c8c19c664a72be35eb8b040
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Filesize
2.0MB
MD51cc453cdf74f31e4d913ff9c10acdde2
SHA16e85eae544d6e965f15fa5c39700fa7202f3aafe
SHA256ac5c92fe6c51cfa742e475215b83b3e11a4379820043263bf50d4068686c6fa5
SHA512dd9ff4e06b00dc831439bab11c10e9b2ae864ea6e780d3835ea7468818f35439f352ef137da111efcdf2bb6465f6ca486719451bf6cf32c6a4420a56b1d64571