Analysis
- max time kernel
94s - max time network
123s - platform
windows10-2004_x64 - resource
win10v2004-20240802-en - resource tags
- submitted
13/09/2024, 01:47
General
- Target bfacb9251b31be01ffbf9a6d9b092b6de5b51a20b0c9294c86b5406d8fb4fe69.dll
- Size 1.6MB
- Sample240913-b7kb7axemp
- SHA256 bfacb9251b31be01ffbf9a6d9b092b6de5b51a20b0c9294c86b5406d8fb4fe69
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 2 IoCs
- UPX packed file 4 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\bfacb9251b31be01ffbf9a6d9b092b6de5b51a20b0c9294c86b5406d8fb4fe69.dll,#11⤵
- Suspicious use of WriteProcessMemory
-
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\bfacb9251b31be01ffbf9a6d9b092b6de5b51a20b0c9294c86b5406d8fb4fe69.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/4784-7-0x0000000002BF0000-0x0000000002C20000-memory.dmp
memory/4784-6-0x0000000002BF0000-0x0000000002C20000-memory.dmp
memory/4784-8-0x0000000010001000-0x0000000010002000-memory.dmp
memory/4784-10-0x0000000002BF0000-0x0000000002C20000-memory.dmp