Analysis
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max time kernel
142s -
max time network
148s -
platform
windows7_x64 -
resource
win7-20240611-en -
resource tags
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submitted
05-07-2024 02:01
General
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Target
fc01fb44a8341e4c46a9b6d6cda304779f3a3d848f4181fc224b7df4d69cf8c4.exe
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Size
90KB
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MD5
44aa7d8622f1a0e08d3bdfa4de012a6d
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SHA1
5f44b235650dfb7f83b3520365decabc8782bd9a
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SHA256
fc01fb44a8341e4c46a9b6d6cda304779f3a3d848f4181fc224b7df4d69cf8c4
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SHA512
e6a53d18d727f72ab0adb0a0b83cc53cffce99f730eee1da6d2e9a8efb3a588e950053ca0364c3050fb5b2cc905b0bb82365e299458e8def0daedb6954f81e3a
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SSDEEP
1536:neFPHaclFeFO0XbyfQ9sqbS4p2JCaH+Qsjhp5c1Ym+MMRwX6jUR9bMFUxff9UNRE:gPlFeFO0XbyfQ9sqbS4UJzfsjL5mRXlL
Malware Config
Extracted
gurcu
https://api.telegram.org/bot5771174697:AAFFUd9U6oSAWikqmrv6ZbgE_rIoZtQSgEg/sendMessage?chat_id=-1001824413058
Signatures
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Gurcu, WhiteSnake
Gurcu is a malware stealer written in C#.
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Reads WinSCP keys stored on the system 2 TTPs
Tries to access WinSCP stored sessions.
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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 Microsoft Outlook profiles 1 TTPs 3 IoCs
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Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
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Looks up external IP address via web service 1 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
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Suspicious behavior: EnumeratesProcesses 2 IoCs
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Suspicious use of AdjustPrivilegeToken 1 IoCs
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outlook_office_path 1 IoCs
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outlook_win_path 1 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\fc01fb44a8341e4c46a9b6d6cda304779f3a3d848f4181fc224b7df4d69cf8c4.exe"C:\Users\Admin\AppData\Local\Temp\fc01fb44a8341e4c46a9b6d6cda304779f3a3d848f4181fc224b7df4d69cf8c4.exe"1⤵
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
4KB
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Filesize
112KB
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Filesize
9.9MB
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Filesize
4KB
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Filesize
9.9MB