Analysis
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max time kernel
138s -
max time network
159s -
platform
windows10-2004_x64 -
resource
win10v2004-20230703-en -
resource tags
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submitted
05-08-2023 09:53
General
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Target
2f771f0658e16ea07035928188e7f6e9.exe
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Size
439KB
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MD5
2f771f0658e16ea07035928188e7f6e9
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SHA1
a8688f20e5e33b3e63d188f9cc36ffbe8756b026
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SHA256
9d96a7f4d13ee5d4fe74dace7787d6573111eb1104239f2cfbca79810d309926
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SHA512
18a8dae4ac05fd4762b9cb06c7b43ec3bdd1ffd4fbc65769c831fd788d1202f57bc04a9ca1d56692269ed32f661bfb4ac51dc1a8aecf0ed6d328c83002001704
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SSDEEP
3072:a1ye7+hTz5pO7+lgtC6fz80CEZjSlvbx52KMJGJtMNkPU:ageGTdY6loC6f4/lTx52KcGJtSn
Malware Config
Signatures
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Matiex
Matiex is a keylogger and infostealer first seen in July 2020.
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Matiex Main payload 1 IoCs
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Reads user/profile data of local email clients 2 TTPs
Email clients store some user data on disk where infostealers will often target it.
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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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Looks up external IP address via web service 3 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
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Program crash 1 IoCs
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Suspicious behavior: EnumeratesProcesses 6 IoCs
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Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\2f771f0658e16ea07035928188e7f6e9.exe"C:\Users\Admin\AppData\Local\Temp\2f771f0658e16ea07035928188e7f6e9.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 232 -s 22162⤵
- Program crash
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 360 -p 232 -ip 2321⤵
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
464KB
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Filesize
7.7MB
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Filesize
624KB
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Filesize
5.6MB
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Filesize
584KB
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Filesize
408KB
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Filesize
64KB
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Filesize
1.8MB
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Filesize
7.7MB
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Filesize
7.7MB