Analysis
- max time kernel
78s - max time network
82s - platform
windows10-2004_x64 - resource
win10v2004-20240802-en - resource tags
- submitted
01/09/2024, 06:46
General
- Target e2c9c800d0faf36a54eff4cf1dc88aa0N.dll
- Size 186KB
- Sample240901-hjxe6stgrp
- SHA256 e986dd92d0b2fb4bc1c32179493d61ac972c54bcd5184c328688b1ab3131b8f0
Score
10/10
Malware Config
Signatures
- Floxif, Floodfix
Floxif aka FloodFix is a file-changing trojan and backdoor written in C++.
- Detects Floxif payload 1 IoCs
- ACProtect 1.3x - 1.4x DLL software 1 IoCs
Detects file using ACProtect software.
- Loads dropped DLL 1 IoCs
- UPX packed file 3 IoCs
Detects executables packed with UPX/modified UPX open source packer.
- Drops file in Program Files directory 1 IoCs
- System Location Discovery: System Language Discovery 1 TTPs 1 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
- Suspicious use of AdjustPrivilegeToken 1 IoCs
- Suspicious use of WriteProcessMemory 3 IoCs
Processes
-
C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\e2c9c800d0faf36a54eff4cf1dc88aa0N.dll,#11⤵
- Suspicious use of WriteProcessMemory
-
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\e2c9c800d0faf36a54eff4cf1dc88aa0N.dll,#12⤵
- Loads dropped DLL
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
-
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
symsrv.dll
memory/1440-4-0x0000000010000000-0x0000000010030000-memory.dmp
memory/1440-6-0x0000000074F30000-0x0000000074F4E000-memory.dmp
memory/1440-5-0x0000000074F31000-0x0000000074F32000-memory.dmp
memory/1440-9-0x0000000010000000-0x0000000010030000-memory.dmp