Analysis
- max time kernel
135s - max time network
152s - platform
windows10-2004_x64 - resource
win10v2004-20230220-en - resource tags
- submitted
12/04/2023, 16:02
General
- Target a4191e00cd9dfeda78901ef9dae317e23c73408e7b4c1eeef8de6a8c70fe9db7.exe
- Size 28KB
- Sample230412-tgzy3adc69
- SHA256 a4191e00cd9dfeda78901ef9dae317e23c73408e7b4c1eeef8de6a8c70fe9db7
Score
10/10
Malware Config
Extracted
Family
-
gurcu
C2
-
https://api.telegram.org/bot5690489105:AAEQZjYHEOdNHOLcf-ksLf347CR9V3wq4ss/sendMessage?chat_id=6195973924
Signatures
- Gurcu
Gurcu stealer is a malware written in C#.
- Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
- Looks up external IP address via web service 1 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
- Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\a4191e00cd9dfeda78901ef9dae317e23c73408e7b4c1eeef8de6a8c70fe9db7.exe"C:\Users\Admin\AppData\Local\Temp\a4191e00cd9dfeda78901ef9dae317e23c73408e7b4c1eeef8de6a8c70fe9db7.exe"1⤵
- Suspicious use of AdjustPrivilegeToken
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
Loading Replay Monitor...
Downloads
memory/1176-133-0x0000029DBCA60000-0x0000029DBCA6E000-memory.dmp
memory/1176-134-0x0000029DBCE90000-0x0000029DBCEA0000-memory.dmp
memory/1176-135-0x0000029DBE7C0000-0x0000029DBE810000-memory.dmp
memory/1176-136-0x0000029DBCE90000-0x0000029DBCEA0000-memory.dmp