Analysis
- max time kernel
148s - max time network
146s - platform
windows10-2004_x64 - resource
win10v2004-20240426-en - resource tags
- submitted
10/05/2024, 01:40
General
- Target 91e4bb8408db1e54d407d1859cbdde5c9df1a70c755474b5c7542ad661e30d00.exe
- Size 483KB
- Sample240510-b3ldpabd4t
- SHA256 91e4bb8408db1e54d407d1859cbdde5c9df1a70c755474b5c7542ad661e30d00
Malware Config
Signatures
- Detects executables built or packed with MPress PE compressor 15 IoCs
- Detects executables referencing many confidential data stores found in browsers, mail clients, cryptocurreny wallets, etc. Observed in information stealers 2 IoCs
- Detects executables referencing many email and collaboration clients. Observed in information stealers 2 IoCs
- NirSoft MailPassView 2 IoCs
Password recovery tool for various email clients
- NirSoft WebBrowserPassView 2 IoCs
Password recovery tool for various web browsers
- Nirsoft 6 IoCs
- Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
- Accesses Microsoft Outlook accounts 1 TTPs 1 IoCs
- Suspicious use of SetThreadContext 3 IoCs
- Suspicious behavior: EnumeratesProcesses 6 IoCs
- Suspicious behavior: MapViewOfSection 3 IoCs
- Suspicious use of AdjustPrivilegeToken 1 IoCs
- Suspicious use of WriteProcessMemory 9 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\91e4bb8408db1e54d407d1859cbdde5c9df1a70c755474b5c7542ad661e30d00.exe"C:\Users\Admin\AppData\Local\Temp\91e4bb8408db1e54d407d1859cbdde5c9df1a70c755474b5c7542ad661e30d00.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\91e4bb8408db1e54d407d1859cbdde5c9df1a70c755474b5c7542ad661e30d00.exeC:\Users\Admin\AppData\Local\Temp\91e4bb8408db1e54d407d1859cbdde5c9df1a70c755474b5c7542ad661e30d00.exe /stext "C:\Users\Admin\AppData\Local\Temp\utcypkufrx"2⤵
- Suspicious behavior: EnumeratesProcesses
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-
C:\Users\Admin\AppData\Local\Temp\91e4bb8408db1e54d407d1859cbdde5c9df1a70c755474b5c7542ad661e30d00.exeC:\Users\Admin\AppData\Local\Temp\91e4bb8408db1e54d407d1859cbdde5c9df1a70c755474b5c7542ad661e30d00.exe /stext "C:\Users\Admin\AppData\Local\Temp\fnhricnzefihy"2⤵
- Accesses Microsoft Outlook accounts
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C:\Users\Admin\AppData\Local\Temp\91e4bb8408db1e54d407d1859cbdde5c9df1a70c755474b5c7542ad661e30d00.exeC:\Users\Admin\AppData\Local\Temp\91e4bb8408db1e54d407d1859cbdde5c9df1a70c755474b5c7542ad661e30d00.exe /stext "C:\Users\Admin\AppData\Local\Temp\hpmjjvyaanaujlza"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
-
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
utcypkufrx
memory/2844-11-0x00007FF945A30000-0x00007FF945C25000-memory.dmp
memory/2844-4-0x0000000000400000-0x0000000000478000-memory.dmp
memory/2844-26-0x0000000000400000-0x0000000000478000-memory.dmp
memory/2844-8-0x0000000000400000-0x0000000000478000-memory.dmp
memory/2844-1-0x0000000000400000-0x0000000000478000-memory.dmp
memory/3176-22-0x0000000000400000-0x0000000000424000-memory.dmp
memory/3176-19-0x0000000000400000-0x0000000000424000-memory.dmp
memory/3176-13-0x0000000000400000-0x0000000000424000-memory.dmp
memory/3176-23-0x00007FF945A30000-0x00007FF945C25000-memory.dmp
memory/3176-20-0x0000000000400000-0x0000000000424000-memory.dmp
memory/3336-7-0x0000000000400000-0x0000000000462000-memory.dmp
memory/3336-9-0x0000000000400000-0x0000000000462000-memory.dmp
memory/3336-10-0x0000000000400000-0x0000000000462000-memory.dmp
memory/3336-12-0x00007FF945A30000-0x00007FF945C25000-memory.dmp
memory/3336-6-0x0000000000400000-0x0000000000462000-memory.dmp
memory/4536-29-0x0000000010000000-0x0000000010019000-memory.dmp
memory/4536-33-0x0000000010000000-0x0000000010019000-memory.dmp
memory/4536-32-0x0000000010000000-0x0000000010019000-memory.dmp
memory/4536-34-0x00007FF945A30000-0x00007FF945C25000-memory.dmp