Analysis
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max time kernel
120s -
max time network
120s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
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submitted
10/01/2025, 15:39
General
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Target
2025-01-10_c76faed7a7b5624f64ba6024b7de8e64_avoslocker_cobalt-strike_floxif_luca-stealer.exe
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Size
665KB
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MD5
c76faed7a7b5624f64ba6024b7de8e64
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SHA1
f09794f9cf6d2a725fc8383b16cd550cc0760b37
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SHA256
9a00a97be2588d612eaba0da63f967f47590bc747fd6956af901e76f08196435
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SHA512
b7871e339349516d6a1b2b72c622a25dc222c79e5c7f866996078d65dd922c6bb9f995343f55e6e8c12400bc54b91ecc1db7bf41c1666d945bd83171790f12c1
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SSDEEP
12288:XubXcWafJrfn5QwnVWqqPIBONhxsU/EbBjvrEH7vY:Xur1Dr/xsU/EhrEH7g
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 1 IoCs
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Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\2025-01-10_c76faed7a7b5624f64ba6024b7de8e64_avoslocker_cobalt-strike_floxif_luca-stealer.exe"C:\Users\Admin\AppData\Local\Temp\2025-01-10_c76faed7a7b5624f64ba6024b7de8e64_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
6KB
MD56a7874aa384509073b39dcb540394bab
SHA13017a75a7870a4f5320ec7db314da24c21e0871a
SHA256e1576113c0717dd905168f827d084239c3ddafab95a4c9fcf2d30028b1dfa543
SHA512b035e334b05b7c8a4f2b1a1cc6e46c8d44e716105c013eb172dc93999fb1183b55ef579c4ce0bee7051bdefe325e7cf96b8b1641cae43ad37c52fb22c509abe4
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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
616KB