Analysis
- max time kernel
191s - max time network
203s - platform
windows10-2004_x64 - resource
win10v2004-20220812-en - resource tags
- submitted
01/12/2022, 15:57
General
- Target f90e89ebce23e37ccd5b691bac3ac3fe19a42670971db48123921490663a01a8.exe
- Size 169KB
- Sample221201-tedytahd2y
- SHA256 f90e89ebce23e37ccd5b691bac3ac3fe19a42670971db48123921490663a01a8
Malware Config
Signatures
- Modifies WinLogon for persistence 2 TTPs 1 IoCs
- UPX packed file 4 IoCs
Detects executables packed with UPX/modified UPX open source packer.
- Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
- Suspicious use of WriteProcessMemory 6 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\f90e89ebce23e37ccd5b691bac3ac3fe19a42670971db48123921490663a01a8.exe"C:\Users\Admin\AppData\Local\Temp\f90e89ebce23e37ccd5b691bac3ac3fe19a42670971db48123921490663a01a8.exe"1⤵
- Modifies WinLogon for persistence
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\f90e89ebce23e37ccd5b691bac3ac3fe19a42670971db48123921490663a01a8.exeC:\Users\Admin\AppData\Local\Temp\f90e89ebce23e37ccd5b691bac3ac3fe19a42670971db48123921490663a01a8.exe startC:\Program Files (x86)\LP\C53B\BBF.exe%C:\Program Files (x86)\LP\C53B2⤵
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C:\Users\Admin\AppData\Local\Temp\f90e89ebce23e37ccd5b691bac3ac3fe19a42670971db48123921490663a01a8.exeC:\Users\Admin\AppData\Local\Temp\f90e89ebce23e37ccd5b691bac3ac3fe19a42670971db48123921490663a01a8.exe startC:\Program Files (x86)\9E3CD\lvvm.exe%C:\Program Files (x86)\9E3CD2⤵
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
memory/2008-142-0x00000000006A3000-0x000000000071E000-memory.dmp
memory/2008-143-0x0000000000400000-0x0000000000491000-memory.dmp
memory/4308-136-0x00000000006B2000-0x000000000072D000-memory.dmp
memory/4308-137-0x0000000000400000-0x0000000000491000-memory.dmp
memory/4308-138-0x00000000006B2000-0x000000000072D000-memory.dmp
memory/4844-132-0x000000000053C000-0x00000000005B7000-memory.dmp
memory/4844-133-0x0000000000400000-0x0000000000491000-memory.dmp
memory/4844-134-0x000000000053C000-0x00000000005B7000-memory.dmp
memory/4844-139-0x0000000000400000-0x0000000000491000-memory.dmp
memory/4844-140-0x000000000053C000-0x00000000005B7000-memory.dmp