Analysis
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max time kernel
39s -
max time network
45s -
platform
windows7_x64 -
resource
win7-20220414-en -
submitted
25-06-2022 11:17
General
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Target
95273409959433f7b80f387eec09692291e7795c30ed659c1b1228a5ad72a5cc.exe
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Size
1.6MB
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MD5
d84fc8f135bbf515b8f99412b58fe5b1
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SHA1
5707a9ab80925f288f0fcbf0b211d0f2801c595e
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SHA256
95273409959433f7b80f387eec09692291e7795c30ed659c1b1228a5ad72a5cc
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SHA512
8f2173c34e7db6700e8c4c4683789a5658a9d27ca3bb921872454d75b6c360f89b5b593d4d258d97fd1b7fc00c99587ebf67235b32e30a58010d1ca7b70d92c6
Score
10/10
Malware Config
Extracted
Family
buer
C2
http://kload01.info/
http://kload02.info/
Signatures
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Buer
Buer is a new modular loader first seen in August 2019.
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Buer Loader 3 IoCs
Detects Buer loader in memory or disk.
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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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Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs
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Suspicious behavior: EnumeratesProcesses 1 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\95273409959433f7b80f387eec09692291e7795c30ed659c1b1228a5ad72a5cc.exe"C:\Users\Admin\AppData\Local\Temp\95273409959433f7b80f387eec09692291e7795c30ed659c1b1228a5ad72a5cc.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
- Suspicious behavior: EnumeratesProcesses
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
4.2MB
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Filesize
1.5MB
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Filesize
4.2MB
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Filesize
4.2MB
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Filesize
1.5MB
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Filesize
4.2MB