Analysis
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max time kernel
39s -
max time network
43s -
platform
windows7_x64 -
resource
win7-20220715-en -
resource tags
arch:x64arch:x86image:win7-20220715-enlocale:en-usos:windows7-x64system -
submitted
07-08-2022 14:19
Behavioral task
behavioral1
Sample
99ca521b2cf80e69c0493303e9870a9c55a0e1c93005b49d9de3f96a800a701a.exe
Resource
win7-20220715-en
windows7-x64
6 signatures
150 seconds
General
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Target
99ca521b2cf80e69c0493303e9870a9c55a0e1c93005b49d9de3f96a800a701a.exe
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Size
2.5MB
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MD5
1b5c894a95dcf5bb9c0f6e61aa081b11
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SHA1
3089bc5e97dd7c0ff81cf1776b4fc91e8b4841e8
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SHA256
99ca521b2cf80e69c0493303e9870a9c55a0e1c93005b49d9de3f96a800a701a
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SHA512
a4384a341b4d90094e15b1c7f08f896f568c8e0f77acce624a80f7398b50d6db40e00efd03a5a14d121d8f5112880f2d37b2b824a6f85a37f88866fa7e628131
Malware Config
Signatures
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Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 1 IoCs
Processes:
99ca521b2cf80e69c0493303e9870a9c55a0e1c93005b49d9de3f96a800a701a.exedescription ioc process Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ 99ca521b2cf80e69c0493303e9870a9c55a0e1c93005b49d9de3f96a800a701a.exe -
Checks BIOS information in registry 2 TTPs 2 IoCs
BIOS information is often read in order to detect sandboxing environments.
Processes:
99ca521b2cf80e69c0493303e9870a9c55a0e1c93005b49d9de3f96a800a701a.exedescription ioc process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion 99ca521b2cf80e69c0493303e9870a9c55a0e1c93005b49d9de3f96a800a701a.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion 99ca521b2cf80e69c0493303e9870a9c55a0e1c93005b49d9de3f96a800a701a.exe -
Processes:
resource yara_rule behavioral1/memory/1976-55-0x0000000000880000-0x0000000000EEB000-memory.dmp themida behavioral1/memory/1976-57-0x0000000000880000-0x0000000000EEB000-memory.dmp themida behavioral1/memory/1976-56-0x0000000000880000-0x0000000000EEB000-memory.dmp themida behavioral1/memory/1976-59-0x0000000000880000-0x0000000000EEB000-memory.dmp themida behavioral1/memory/1976-60-0x0000000000880000-0x0000000000EEB000-memory.dmp themida -
Processes:
99ca521b2cf80e69c0493303e9870a9c55a0e1c93005b49d9de3f96a800a701a.exedescription ioc process Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA 99ca521b2cf80e69c0493303e9870a9c55a0e1c93005b49d9de3f96a800a701a.exe -
Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs
Processes:
99ca521b2cf80e69c0493303e9870a9c55a0e1c93005b49d9de3f96a800a701a.exepid process 1976 99ca521b2cf80e69c0493303e9870a9c55a0e1c93005b49d9de3f96a800a701a.exe -
Suspicious behavior: EnumeratesProcesses 1 IoCs
Processes:
99ca521b2cf80e69c0493303e9870a9c55a0e1c93005b49d9de3f96a800a701a.exepid process 1976 99ca521b2cf80e69c0493303e9870a9c55a0e1c93005b49d9de3f96a800a701a.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\99ca521b2cf80e69c0493303e9870a9c55a0e1c93005b49d9de3f96a800a701a.exe"C:\Users\Admin\AppData\Local\Temp\99ca521b2cf80e69c0493303e9870a9c55a0e1c93005b49d9de3f96a800a701a.exe"1⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- Checks whether UAC is enabled
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious behavior: EnumeratesProcesses
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
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Downloads
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memory/1976-54-0x0000000075311000-0x0000000075313000-memory.dmpFilesize
8KB
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memory/1976-55-0x0000000000880000-0x0000000000EEB000-memory.dmpFilesize
6.4MB
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memory/1976-57-0x0000000000880000-0x0000000000EEB000-memory.dmpFilesize
6.4MB
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memory/1976-56-0x0000000000880000-0x0000000000EEB000-memory.dmpFilesize
6.4MB
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memory/1976-58-0x0000000077210000-0x0000000077390000-memory.dmpFilesize
1.5MB
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memory/1976-59-0x0000000000880000-0x0000000000EEB000-memory.dmpFilesize
6.4MB
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memory/1976-60-0x0000000000880000-0x0000000000EEB000-memory.dmpFilesize
6.4MB
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memory/1976-61-0x0000000077210000-0x0000000077390000-memory.dmpFilesize
1.5MB