Analysis
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max time kernel
140s -
max time network
126s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
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submitted
25-12-2024 22:18
General
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Target
util.exe
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Size
2.3MB
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MD5
1a399301e1eb1821088776166420c80e
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SHA1
317bfecd99d6b0d7415173b55781deb4afc428b8
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SHA256
69344b8a53d189c7640d0ada5f74b5febcd7b06e5aa5c4fc01a7c676ec986b67
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SHA512
679e7e6c777287303e64d9c3b1d6d23fab2331708a17ba922746db240e25c35a60418f65302c294b851d2cf095cb6b5f174e3b300e74664c54df2349561992fe
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SSDEEP
49152:nWnhoRhvQgR8+z1JLmgbPfrXPyBumegoauebmupsE5dv7okOUHl/k:nCE4gR8qEqgoaucPsE5dvt1t
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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Identifies Wine through registry keys 2 TTPs 1 IoCs
Wine is a compatibility layer capable of running Windows applications, which can be used as sandboxing environment.
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Legitimate hosting services abused for malware hosting/C2 1 TTPs 2 IoCs
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Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs
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System Location Discovery: System Language Discovery 1 TTPs 1 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
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Suspicious behavior: EnumeratesProcesses 1 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\util.exe"C:\Users\Admin\AppData\Local\Temp\util.exe"1⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- Identifies Wine through registry keys
- Suspicious use of NtSetInformationThreadHideFromDebugger
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
5.4MB
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Filesize
8KB
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Filesize
368KB
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Filesize
5.4MB
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Filesize
5.4MB
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Filesize
4KB
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Filesize
4KB
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Filesize
5.4MB
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Filesize
4KB
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Filesize
4KB
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Filesize
4KB
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Filesize
8KB
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Filesize
4KB
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Filesize
4KB
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Filesize
4KB
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Filesize
4KB
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Filesize
5.4MB
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Filesize
5.4MB
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Filesize
5.4MB
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Filesize
5.4MB
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Filesize
5.4MB
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Filesize
5.4MB
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Filesize
5.4MB
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Filesize
5.4MB
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Filesize
5.4MB
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Filesize
5.4MB
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Filesize
5.4MB
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Filesize
5.4MB
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Filesize
5.4MB
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Filesize
5.4MB
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Filesize
5.4MB
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Filesize
5.4MB
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Filesize
5.4MB
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Filesize
5.4MB
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Filesize
5.4MB
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Filesize
5.4MB
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Filesize
5.4MB