Analysis
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max time kernel
165s -
max time network
192s -
platform
windows10-2004_x64 -
resource
win10v2004-20221111-en -
resource tags
arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system -
submitted
20-11-2022 11:20
Static task
static1
Behavioral task
behavioral1
Sample
file.exe
Resource
win7-20220812-en
General
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Target
file.exe
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Size
4.6MB
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MD5
a35da4b10269c87dfe1a5ff1493a16a5
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SHA1
1f83e368c92ecbb9e5ebe6adb8bc5448d20db8e0
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SHA256
de96e27483b81bec57e86f32954d7de623bb7a6c89aefa721c136fb60d148768
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SHA512
777378f657f8356f96487af3f240061eca5aac42df0d5a8827df94161eaee8ecebe826c380e8735d002fc3b7226043d306a3cc01d7be216ca8d179c99a1bda06
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SSDEEP
98304:UXiMHYMwgkPGdDCSxFBqVZk6BGcHxXZNXzbcrKKGpCd05zB8Dhuv9LPtr:UyczpkPmDCSxTSZGc7N4vK18FulLPR
Malware Config
Extracted
vidar
55.7
1679
https://t.me/deadftx
https://www.tiktok.com/@user6068972597711
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profile_id
1679
Signatures
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Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 1 IoCs
Processes:
file.exedescription ioc process Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ file.exe -
Checks BIOS information in registry 2 TTPs 2 IoCs
BIOS information is often read in order to detect sandboxing environments.
Processes:
file.exedescription ioc process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion file.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion file.exe -
Loads dropped DLL 2 IoCs
Processes:
file.exepid process 1556 file.exe 1556 file.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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Processes:
file.exedescription ioc process Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA file.exe -
Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs
Processes:
file.exepid process 1556 file.exe -
Program crash 1 IoCs
Processes:
WerFault.exepid pid_target process target process 4672 1556 WerFault.exe file.exe -
Checks processor information in registry 2 TTPs 2 IoCs
Processor information is often read in order to detect sandboxing environments.
Processes:
file.exedescription ioc process Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 file.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString file.exe -
Suspicious behavior: EnumeratesProcesses 4 IoCs
Processes:
file.exepid process 1556 file.exe 1556 file.exe 1556 file.exe 1556 file.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\file.exe"C:\Users\Admin\AppData\Local\Temp\file.exe"1⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- Loads dropped DLL
- Checks whether UAC is enabled
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1556 -s 10082⤵
- Program crash
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 360 -p 1556 -ip 15561⤵
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
Loading Replay Monitor...
Downloads
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C:\ProgramData\mozglue.dllFilesize
593KB
MD5c8fd9be83bc728cc04beffafc2907fe9
SHA195ab9f701e0024cedfbd312bcfe4e726744c4f2e
SHA256ba06a6ee0b15f5be5c4e67782eec8b521e36c107a329093ec400fe0404eb196a
SHA512fbb446f4a27ef510e616caad52945d6c9cc1fd063812c41947e579ec2b54df57c6dc46237ded80fca5847f38cbe1747a6c66a13e2c8c19c664a72be35eb8b040
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C:\ProgramData\nss3.dllFilesize
2.0MB
MD51cc453cdf74f31e4d913ff9c10acdde2
SHA16e85eae544d6e965f15fa5c39700fa7202f3aafe
SHA256ac5c92fe6c51cfa742e475215b83b3e11a4379820043263bf50d4068686c6fa5
SHA512dd9ff4e06b00dc831439bab11c10e9b2ae864ea6e780d3835ea7468818f35439f352ef137da111efcdf2bb6465f6ca486719451bf6cf32c6a4420a56b1d64571
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memory/1556-138-0x0000000077770000-0x0000000077913000-memory.dmpFilesize
1.6MB
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memory/1556-135-0x0000000000400000-0x0000000000DB6000-memory.dmpFilesize
9.7MB
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memory/1556-136-0x0000000000400000-0x0000000000DB6000-memory.dmpFilesize
9.7MB
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memory/1556-137-0x0000000000400000-0x0000000000DB6000-memory.dmpFilesize
9.7MB
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memory/1556-132-0x0000000000400000-0x0000000000DB6000-memory.dmpFilesize
9.7MB
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memory/1556-139-0x0000000000400000-0x0000000000DB6000-memory.dmpFilesize
9.7MB
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memory/1556-140-0x0000000077770000-0x0000000077913000-memory.dmpFilesize
1.6MB
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memory/1556-141-0x0000000061E00000-0x0000000061EF3000-memory.dmpFilesize
972KB
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memory/1556-134-0x0000000000400000-0x0000000000DB6000-memory.dmpFilesize
9.7MB
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memory/1556-133-0x0000000000400000-0x0000000000DB6000-memory.dmpFilesize
9.7MB
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memory/1556-161-0x0000000000400000-0x0000000000DB6000-memory.dmpFilesize
9.7MB
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memory/1556-162-0x0000000077770000-0x0000000077913000-memory.dmpFilesize
1.6MB