Analysis
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max time kernel
120s -
max time network
125s -
platform
windows7_x64 -
resource
win7-20241010-en -
resource tags
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submitted
20-11-2024 23:01
General
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Target
file.exe
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Size
1.8MB
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MD5
4aa6455467f057d4ecc679594c842f1f
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SHA1
77fc6e6b77596088193d357ab7be0a2412920169
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SHA256
3252882deddce18bdd91379c9e9481ca36c045a5550e12465893a617022e62f1
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SHA512
f9a555449e8b50e13a5c574b9f764d4ed52deb0a6e0f76eff5a9af42a90aaea1c729e4b753d09f0b53099091222203dc74ee2ed0c4f4fe92b23409bfba3f6ad7
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SSDEEP
49152:F44DpqrtczV4MzyNqeTV8wu0DVgJrf/T34ohS:64DYr+RnzSmBYAXT34oh
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
6.7MB
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Filesize
8KB
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Filesize
92KB
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Filesize
6.7MB
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Filesize
6.7MB