Analysis
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max time kernel
135s -
max time network
103s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
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submitted
20-08-2024 02:01
General
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Target
d5a18b44a40e9bc1952bce6e187b81926ffd358aa5ebe95921cde2b9a72b172f.exe
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Size
1.2MB
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MD5
d9ccde3b728fba6d6e3f1b92c75a11a8
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SHA1
b0bbe87ae7519b5d6dcd7f6282e891922971942d
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SHA256
d5a18b44a40e9bc1952bce6e187b81926ffd358aa5ebe95921cde2b9a72b172f
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SHA512
738f1b568009a6df2fcaf2f1c8aba6aee91b4a66474e095d6e483b72ebf1d5309d33908dd1531407a69520b657bdfa75c6b3eda796c20bf1542b632030e58db4
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SSDEEP
24576:c1VJqwlZcf4XH1yfEXk3vc8W/jr1STXLmPz63V2HTiViv4qWVLiO6:c1VrlSfI1WlE7/ITq76lslAZxiO6
Malware Config
Extracted
44caliber
https://discord.com/api/webhooks/1274462328603148298/RG8TQ5NOTPK7lllW9DXds8Z7Vj68QWZX7Duc-LfDNeqa_HouSEGlNyNzsrVH6EfQxrh8
Signatures
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44Caliber
An open source infostealer written in C#.
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Credentials from Password Stores: Credentials from Web Browsers 1 TTPs
Malicious Access or copy of Web Browser Credential store.
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Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
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Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
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Looks up external IP address via web service 2 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
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Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs
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Program crash 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 5 IoCs
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Suspicious use of AdjustPrivilegeToken 1 IoCs
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Suspicious use of SetWindowsHookEx 1 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\d5a18b44a40e9bc1952bce6e187b81926ffd358aa5ebe95921cde2b9a72b172f.exe"C:\Users\Admin\AppData\Local\Temp\d5a18b44a40e9bc1952bce6e187b81926ffd358aa5ebe95921cde2b9a72b172f.exe"1⤵
- Suspicious use of NtSetInformationThreadHideFromDebugger
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1432 -s 15362⤵
- Program crash
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 1432 -ip 14321⤵
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
105B
MD52e9d094dda5cdc3ce6519f75943a4ff4
SHA15d989b4ac8b699781681fe75ed9ef98191a5096c
SHA256c84c98bbf5e0ef9c8d0708b5d60c5bb656b7d6be5135d7f7a8d25557e08cf142
SHA512d1f7eed00959e902bdb2125b91721460d3ff99f3bdfc1f2a343d4f58e8d4e5e5a06c0c6cdc0379211c94510f7c00d7a8b34fa7d0ca0c3d54cbbe878f1e9812b7
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Filesize
3.7MB
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Filesize
4KB
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Filesize
3.7MB
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Filesize
3.7MB
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Filesize
7.7MB
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Filesize
3.7MB
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Filesize
7.7MB