Analysis
- max time kernel
93s - max time network
150s - platform
windows10-2004_x64 - resource
win10v2004-20240802-en - resource tags
- submitted
16/09/2024, 00:35
General
- Target 2024-09-16_504f6b94159653a22d8ca825867d34ac_avoslocker_cobalt-strike_floxif.exe
- Size 665KB
- Sample240916-axbrmazele
- SHA256 c752543b00c8e06ef4226e0867ba9614d8ea7496b344e5d81d3fcf99b1b80568
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.
- Enumerates connected drives 3 TTPs 1 IoCs
Attempts to read the root path of hard drives other than the default C: drive.
- Drops file in Program Files directory 2 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 behavior: EnumeratesProcesses 2 IoCs
- Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\2024-09-16_504f6b94159653a22d8ca825867d34ac_avoslocker_cobalt-strike_floxif.exe"C:\Users\Admin\AppData\Local\Temp\2024-09-16_504f6b94159653a22d8ca825867d34ac_avoslocker_cobalt-strike_floxif.exe"1⤵
- Loads dropped DLL
- Enumerates connected drives
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
symsrv.dll
log.txt
memory/4820-2-0x0000000010000000-0x0000000010030000-memory.dmp
memory/4820-63-0x0000000000220000-0x00000000002BA000-memory.dmp
memory/4820-65-0x0000000010000000-0x0000000010030000-memory.dmp