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
28-01-2025 01:47
General
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Target
2025-01-28_3671d6a9ca42f394c235d6ef8ae4a071_avoslocker_cobalt-strike_floxif.exe
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Size
461KB
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MD5
3671d6a9ca42f394c235d6ef8ae4a071
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SHA1
f2efbef6b83bebdb8af7e44fcaa0a99169d14439
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SHA256
636636122ced4a0845c494c482abb6ad7c3b7b1bda46a66ae41f723cee3a4600
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SHA512
c4176a1562490a63b513c48d10a8d5026c649576aa6fc7d6175730715d595c4f52604b4396bcf9714ce545ad82af44739cbd90ba01524dca8615812c1ba7aaa0
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SSDEEP
12288:SJRL3UmCb6U38Y9de3ANbCS0Z8MfsVdxenVWqqPIBONhxs8hmhSBjvrEH7QK:SJRL3Qp9dNNbCiMfsVf1/xs8hmCrEH7F
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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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\2025-01-28_3671d6a9ca42f394c235d6ef8ae4a071_avoslocker_cobalt-strike_floxif.exe"C:\Users\Admin\AppData\Local\Temp\2025-01-28_3671d6a9ca42f394c235d6ef8ae4a071_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
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Filesize
67KB
MD57574cf2c64f35161ab1292e2f532aabf
SHA114ba3fa927a06224dfe587014299e834def4644f
SHA256de055a89de246e629a8694bde18af2b1605e4b9b493c7e4aef669dd67acf5085
SHA5124db19f2d8d5bc1c7bbb812d3fa9c43b80fa22140b346d2760f090b73aed8a5177edb4bddc647a6ebd5a2db8565be5a1a36a602b0d759e38540d9a584ba5896ab
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Filesize
1KB
MD52ff05a71a75b04fee35f4aa3c28361eb
SHA111d8fe7a7b5f39d1a3cbba47b34933f6a485d1f1
SHA256ee438158744c9cd6ca50b5abf0e66d349b1e6a53a811a86e69c55c97434bed96
SHA5120c6fdec828e06bcf9467da867524b7ce4daf3945e6a8eb6bb1ed5376cbbe39bcbf4a337ccecde43abaa086456299e91eadb1cea51cb8ad6fe5303fffb52b3452
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Filesize
2KB
MD58cdf00fa9969e49ae02355d032da2915
SHA145054a1dfe744f8638e4e8fe554e61716ea2561c
SHA25640e9ececd961e654b8545276eb13e04fc3a4d113695521f2645d3acd56c09b02
SHA512c87ee82b7285c79788f228f14b7f69a910fa51d6b7888d035277185c20c92c71884ac0160e1e99fa64afef1a9ea425972ad11b4a32b2e0d93d4fecaf547bbe84
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Filesize
5KB
MD5c52e2dd96408b7c7fdfe58673bff8072
SHA107bbfdc5d5847b5dcc1c1b064e8d27f4b11ad7d7
SHA2569bbcd3081cab42bda2ccbec3ed407b2df9b89888a5edaa45b33e696c14ecdbf1
SHA5120ccc1f9f24d6d667c97cb0d8924b82cfc5656999fc35c790112c6452a78b217478c3e68199bc29a8c3529303d025da2e79c575c50cce8869be0aaef5aef856a4
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Filesize
4KB
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Filesize
192KB
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Filesize
192KB
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Filesize
408KB