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Analysis
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max time kernel
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max time network
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platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
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submitted
03/02/2025, 12:37
General
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Target
2025-02-03_08abaaf9de5d384c11b3c458db76d1d7_floxif_mafia.exe
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Size
1.8MB
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MD5
08abaaf9de5d384c11b3c458db76d1d7
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SHA1
49053c395190259e5dc3ef87719be70a5a2f7d2c
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SHA256
3a3740f0cb93e6294d5f3951107558f0a29a66ac239b9f716ea2b4601c24c86a
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SHA512
4b81ec45735967bcb146c60edefeb1ea81699fb19eae6c503a11909951d868c5a5f5bf7c2550926838982b0d43f7641ca68617a7ffad39fc2df5ea46376b8a3e
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SSDEEP
49152:nggcdzpmooJe6qdqtDlAeloLfH79CAs/YeEN7M8SQSXLQhsAQJneWkqk:nqdzVoJe1qtDlAeGLfH79CAswe0Y8WQL
Malware Config
Signatures
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Floxif family
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Floxif, Floodfix
Floxif aka FloodFix is a file-changing trojan and backdoor written in C++.
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Detects Floxif payload 1 IoCs
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Modifies RDP port number used by Windows 1 TTPs
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ACProtect 1.3x - 1.4x DLL software 1 IoCs
Detects file using ACProtect software.
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Loads dropped DLL 1 IoCs
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Enumerates connected drives 3 TTPs 1 IoCs
Attempts to read the root path of hard drives other than the default C: drive.
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Maps connected drives based on registry 3 TTPs 5 IoCs
Disk information is often read in order to detect sandboxing environments.
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Remote Services: SMB/Windows Admin Shares 1 TTPs 1 IoCs
Adversaries may use Valid Accounts to interact with a remote network share using Server Message Block (SMB).
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UPX packed file 4 IoCs
Detects executables packed with UPX/modified UPX open source packer.
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Drops file in Program Files directory 2 IoCs
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Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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System Location Discovery: System Language Discovery 1 TTPs 5 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
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Checks SCSI registry key(s) 3 TTPs 4 IoCs
SCSI information is often read in order to detect sandboxing environments.
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Runs .reg file with regedit 1 IoCs
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Suspicious behavior: EnumeratesProcesses 1 IoCs
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Suspicious use of AdjustPrivilegeToken 3 IoCs
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Suspicious use of SetWindowsHookEx 3 IoCs
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Suspicious use of WriteProcessMemory 4 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\2025-02-03_08abaaf9de5d384c11b3c458db76d1d7_floxif_mafia.exe"C:\Users\Admin\AppData\Local\Temp\2025-02-03_08abaaf9de5d384c11b3c458db76d1d7_floxif_mafia.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
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\regedit.exeregedit.exe /e "C:\Users\Admin\AppData\Local\Temp\Temp_BrCollect\Registry\HKLM-SYSTEM-CurrentControlSet.reg" "HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet"2⤵
- Maps connected drives based on registry
- Remote Services: SMB/Windows Admin Shares
- System Location Discovery: System Language Discovery
- Checks SCSI registry key(s)
- Runs .reg file with regedit
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
8.5MB
MD531dd6b983678d94fcf56b4392cf41c42
SHA15f19b4f7cf93939bba7b75d16dfc3e144d706983
SHA25634879be74073c6b128637d326002b4a215c011fbfd68353e55c58b1cd0adf26d
SHA51229db2ad9d39df627023d159cfb492037bdf4f72fc85a32dc1c3b71977f302c6540680aec46f1917bfd54bb910ca29a354f0c38788c3cb0137e2c7bf90c737f62
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Filesize
67KB
MD57574cf2c64f35161ab1292e2f532aabf
SHA114ba3fa927a06224dfe587014299e834def4644f
SHA256de055a89de246e629a8694bde18af2b1605e4b9b493c7e4aef669dd67acf5085
SHA5124db19f2d8d5bc1c7bbb812d3fa9c43b80fa22140b346d2760f090b73aed8a5177edb4bddc647a6ebd5a2db8565be5a1a36a602b0d759e38540d9a584ba5896ab
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Filesize
192KB
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Filesize
192KB
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Filesize
1.7MB
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Filesize
1.7MB
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Filesize
192KB