Analysis
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max time kernel
121s -
max time network
122s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
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submitted
21-11-2024 17:39
General
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Target
file.exe
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Size
1.7MB
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MD5
921cd66c5b93e2013c2d5ec492a80735
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SHA1
db34a37647896dea25f0c5cbb5662a59d897c240
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SHA256
eed87df7761669eb1015a6d99bb0e86d35e8cf444f29500b53ad6065447592ac
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SHA512
c620b39038328b60089c6e86d52b0103f778c304d27bc81d4061da2d3976e45e7cb5ed302285480a69bdb704083a21d65a23a1bb40170badd40c64e5b0ec6cb5
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SSDEEP
49152:qhSzn8vkCLP6lEBgFDpCQ/pJVxfEQovN9Mv:qhSzn88CLPoO0UQ/pb9Ec
Malware Config
Extracted
stealc
mars
http://185.215.113.206
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url_path
/c4becf79229cb002.php
Signatures
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Stealc
Stealc is an infostealer written in C++.
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Stealc family
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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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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\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
- 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
6.5MB
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Filesize
8KB
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Filesize
6.5MB
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Filesize
92KB
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Filesize
6.5MB