Analysis
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max time kernel
120s -
max time network
121s -
platform
windows7_x64 -
resource
win7-20240508-en -
resource tags
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submitted
16-05-2024 10:37
General
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Target
2024-05-16_9adf7c18ceb2b7ab6752e13a12b2b128_bkransomware_floxif.exe
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Size
4.7MB
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MD5
9adf7c18ceb2b7ab6752e13a12b2b128
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SHA1
b35ef3a9b4eabec8db69f5076dbbb264ca898fac
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SHA256
e3d3c910e1d205d5a9e937d74b8b9f640803f71a7ed3eccf92696f587ab64050
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SHA512
12d7d09028554ae9eb054c0c1c20b82adca1c590d7297af3a77530ae89c38fd0f7469fdc775027895c9cab0af0b061e030abf24f8ed75e12317decd512beecf1
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SSDEEP
98304:kBe40bl9dRPenSR5gSoCO0DHDB1dE46V3u/e:h3NenwO8L/e
Malware Config
Signatures
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UPX dump on OEP (original entry point) 3 IoCs
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Modifies AppInit DLL entries 2 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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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 1 IoCs
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Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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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\2024-05-16_9adf7c18ceb2b7ab6752e13a12b2b128_bkransomware_floxif.exe"C:\Users\Admin\AppData\Local\Temp\2024-05-16_9adf7c18ceb2b7ab6752e13a12b2b128_bkransomware_floxif.exe"1⤵
- Loads dropped DLL
- Drops file in Program Files directory
- 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
192KB
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Filesize
192KB
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Filesize
4.8MB