Analysis
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max time kernel
141s -
max time network
146s -
platform
windows10-2004_x64 -
resource
win10v2004-20230703-en -
resource tags
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submitted
31/08/2023, 21:42
General
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Target
b5ffce12e0a93a572e0b547feb20d59074002159e00e8dc8e9c669d4b3efe570.exe
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Size
2.9MB
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MD5
5b629fde517500d8053d4dec5e2013be
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SHA1
91cb4ceb0db7c4ea734060549f3ff72c5ce8ffb6
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SHA256
b5ffce12e0a93a572e0b547feb20d59074002159e00e8dc8e9c669d4b3efe570
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SHA512
ee322d6888aa870d657d8f9dcf9a58f9778742dcf2535e64d7efaf853d3e25a0d2abe18788c1df3066a4c3801f14d1da63a3dc6277f5d5ce2019d40a9ce38b71
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SSDEEP
49152:sZ+VxY7ZqqhO/nwpdpL01j11Hw/Tuu37aDC1caLyp3QbxRcoMl/q84S3f6YgpVg:e4Y7vo/nky11Q/TXWkT+p3XrJq7UL4
Score
9/10
Malware Config
Signatures
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Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 1 IoCs
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Checks BIOS information in registry 2 TTPs 2 IoCs
BIOS information is often read in order to detect sandboxing environments.
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Checks whether UAC is enabled 1 TTPs 1 IoCs
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Writes to the Master Boot Record (MBR) 1 TTPs 1 IoCs
Bootkits write to the MBR to gain persistence at a level below the operating system.
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Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Suspicious use of SetWindowsHookEx 2 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\b5ffce12e0a93a572e0b547feb20d59074002159e00e8dc8e9c669d4b3efe570.exe"C:\Users\Admin\AppData\Local\Temp\b5ffce12e0a93a572e0b547feb20d59074002159e00e8dc8e9c669d4b3efe570.exe"1⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- Checks whether UAC is enabled
- Writes to the Master Boot Record (MBR)
- Suspicious use of SetWindowsHookEx
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
8.1MB
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Filesize
8.1MB
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Filesize
8.1MB
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Filesize
8.1MB
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Filesize
8.1MB
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Filesize
8.1MB
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Filesize
8.1MB
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Filesize
8.1MB
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Filesize
8.1MB
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Filesize
8.1MB
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Filesize
8.1MB