Analysis
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max time kernel
149s -
max time network
150s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
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submitted
14-12-2024 16:23
General
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Target
2024-12-14_d61a4f7e4e8729fac8d185d52e8c5688_avoslocker_cobalt-strike_floxif_luca-stealer.exe
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Size
665KB
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MD5
d61a4f7e4e8729fac8d185d52e8c5688
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SHA1
e9f138d4b27f86c6c112e326357050aaee258304
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SHA256
9f15590e60d0b1622462c9e540c56a88c0836b4e792230c6b7d1de031f73dbf6
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SHA512
9043be8918f3cf107d4b33c53b6e9640c05eff5fde340848088cec0509195dae86db662a112337c66c6f37bf761a56e0c18ebe514498bd5d503a37bfc59d3728
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SSDEEP
12288:XubXFrBafJcLln5QwnVWqqPIBONhxsU/EbBjvrEH72:XurT90r/xsU/EhrEH72
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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Event Triggered Execution: AppInit DLLs 1 TTPs
Adversaries may establish persistence and/or elevate privileges by executing malicious content triggered by AppInit DLLs loaded into processes.
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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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UPX packed file 3 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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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.
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Suspicious behavior: EnumeratesProcesses 2 IoCs
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Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\2024-12-14_d61a4f7e4e8729fac8d185d52e8c5688_avoslocker_cobalt-strike_floxif_luca-stealer.exe"C:\Users\Admin\AppData\Local\Temp\2024-12-14_d61a4f7e4e8729fac8d185d52e8c5688_avoslocker_cobalt-strike_floxif_luca-stealer.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
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Filesize
67KB
MD57574cf2c64f35161ab1292e2f532aabf
SHA114ba3fa927a06224dfe587014299e834def4644f
SHA256de055a89de246e629a8694bde18af2b1605e4b9b493c7e4aef669dd67acf5085
SHA5124db19f2d8d5bc1c7bbb812d3fa9c43b80fa22140b346d2760f090b73aed8a5177edb4bddc647a6ebd5a2db8565be5a1a36a602b0d759e38540d9a584ba5896ab
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Filesize
6KB
MD59a930af895c4f000451de96b1673ddf6
SHA1dc22b2ff3327ebc001edfecc4ec89de86db57eb0
SHA256e3e0b04b9bf3346093eda62e717571a01e77f0632ef23c026f66e482fc68865a
SHA512a5f28ad8c899d56691b442a567ee9bf24feb4686052b3a77783004e18f0b5e99c52913ef2f9752b208399ba62d7d30402b2eb80b6142795f9ec51cef3c64f07d
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Filesize
192KB
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Filesize
192KB
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Filesize
616KB