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
09/01/2025, 18:08
General
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Target
2025-01-09_df24113dc443dd4b0d5ff1da0921bac6_avoslocker_cobalt-strike_floxif_luca-stealer.exe
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Size
665KB
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MD5
df24113dc443dd4b0d5ff1da0921bac6
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SHA1
2e1eb7dca17144d92aa5ec3d1eea7e9641871c13
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SHA256
22bcff79e8597817481c8679f8368a2bb26e43c3477338d0550914995eb18f09
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SHA512
eb76a1638d0ccb620bc17c43157b9146cd92b1e1c0446bfa582d033a904453eff4f556f16ba39a3b72516f79bb3307250ed59474d26e09940b004b609c138af7
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SSDEEP
12288:XubXbhafJcLln5QwnVWqqPIBONhxsU/EbBjvrEH7u:Xurd90r/xsU/EhrEH7u
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\2025-01-09_df24113dc443dd4b0d5ff1da0921bac6_avoslocker_cobalt-strike_floxif_luca-stealer.exe"C:\Users\Admin\AppData\Local\Temp\2025-01-09_df24113dc443dd4b0d5ff1da0921bac6_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
MD5549fe3342b7c69fcc42974e92b4bd820
SHA1e1694f6923ce1c74f9dfa256beaabc4fa00b0dbb
SHA2569fd608160d06ddc5e272f74e2affd9b2e89c0dc62f901ccfcd29fc6f585b0e0c
SHA5123d5d64baa5aee12cfbe9a0d67f8093fcdbe89064686b5090f59840c52839cddd7b8fbf707ebcd61a327a81e7284b9ef4525d10e7548a9a26e2fdcab5b71c9cd8
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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