Analysis
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max time kernel
117s -
max time network
120s -
platform
windows7_x64 -
resource
win7-20241023-en -
resource tags
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submitted
22-11-2024 18:44
General
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Target
C9SUM_file.exe
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Size
1.7MB
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MD5
e0205bfeadfb01c33d5a13ede54fbf10
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SHA1
3ef5bc11132a9dd29a98e80db03f4c19494745b9
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SHA256
6b6a89b114bb94bef88235b97bfe7dc73933be77b833cb7fc522def6f37a415d
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SHA512
1d5d157fc2078b2db86e421057a52fc47cfe424fbedf6eec6865ab84385bfb8c7ba454f8e5a9d58712cf1c1346f633530649742e72e2cb576a14164af29f289c
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SSDEEP
49152:2PNQ5shN9Z7wV3ZTcAPAPijxCOwQBukm:2PWGhjZ7sJPP5jxCODUkm
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\C9SUM_file.exe"C:\Users\Admin\AppData\Local\Temp\C9SUM_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
6.6MB
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Filesize
8KB
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Filesize
92KB
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Filesize
6.6MB
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Filesize
6.6MB