Analysis
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max time kernel
149s -
max time network
154s -
platform
windows10-2004_x64 -
resource
win10v2004-20230831-en -
resource tags
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submitted
13-09-2023 12:57
General
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Target
ca77a885c5e62f0cda624be72bb3db4.exe
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Size
287KB
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MD5
f286b5883b7339bd2c4183540d7226a9
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SHA1
64d050aa949257a9623abaa88efc13817d1c10e5
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SHA256
854f1a294c0c0d5ece4903353fd4776eed29922e240fa97a8fbd8406e2a60798
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SHA512
cce1b5787ccab48877ff2e184ba088b33ac7e5293359cd10fe4bf193c8afbb0af2edb2944c8132cb4774eb7ae0abb0e998911357216ddedf5b8b3e4aa76d9e32
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SSDEEP
6144:DHClm6SWPoK5Z0EwVSmRPQk+e+5wX9bVLeLGOzN:DHCnZxb8Nm6iL7N
Malware Config
Extracted
gurcu
https://api.telegram.org/bot6176004110:AAFKA5be4dMwA848HWxzYIzrzzOGIHMOJGc/sendMessage?chat_id=615133582
Signatures
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Gurcu, WhiteSnake
Gurcu is a malware stealer written in C#.
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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 1 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\ca77a885c5e62f0cda624be72bb3db4.exe"C:\Users\Admin\AppData\Local\Temp\ca77a885c5e62f0cda624be72bb3db4.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
312KB
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Filesize
10.8MB
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Filesize
64KB
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Filesize
10.8MB
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Filesize
64KB