Analysis
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max time kernel
141s -
max time network
118s -
platform
windows7_x64 -
resource
win7-20240508-en -
resource tags
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submitted
31-05-2024 04:48
General
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Target
2024-05-31_2bf805c616d61951abb104031bef781c_avoslocker_cobalt-strike_floxif.exe
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Size
224KB
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MD5
2bf805c616d61951abb104031bef781c
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SHA1
adc6a773504a676167632896f664e4c6688416ce
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SHA256
eb9d10496fd690f74d61468e6c7e226d13e9e135371b7be6fbdd244da3bd6961
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SHA512
032909d9b0040b935fae352c2682f51f8161a781ad8341239e1c5a43cd46d0223e8772224348b3ccd3c4b898c00b93844223fac29d44c61d505f7fe3f79943ec
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SSDEEP
6144:ayi2zi7ajvRcATH2FaLw9hH4JdBV+UdvrEFp7hKAZ:ayi2zi+jvfG9hH4JdBjvrEH7T
Malware Config
Signatures
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UPX dump on OEP (original entry point) 8 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 8 IoCs
Detects executables packed with UPX/modified UPX open source packer.
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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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Drops file in Program Files directory 2 IoCs
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Suspicious behavior: EnumeratesProcesses 3 IoCs
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Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\2024-05-31_2bf805c616d61951abb104031bef781c_avoslocker_cobalt-strike_floxif.exe"C:\Users\Admin\AppData\Local\Temp\2024-05-31_2bf805c616d61951abb104031bef781c_avoslocker_cobalt-strike_floxif.exe"1⤵
- Loads dropped DLL
- Enumerates connected drives
- 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
175B
MD51130c911bf5db4b8f7cf9b6f4b457623
SHA148e734c4bc1a8b5399bff4954e54b268bde9d54c
SHA256eba08cc8182f379392a97f542b350ea0dbbe5e4009472f35af20e3d857eafdf1
SHA51294e2511ef2c53494c2aff0960266491ffc0e54e75185427d1ccedae27c286992c754ca94cbb0c9ea36e3f04cd4eb7f032c551cf2d4b309f292906303f1a75fa0
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Filesize
67KB
MD57574cf2c64f35161ab1292e2f532aabf
SHA114ba3fa927a06224dfe587014299e834def4644f
SHA256de055a89de246e629a8694bde18af2b1605e4b9b493c7e4aef669dd67acf5085
SHA5124db19f2d8d5bc1c7bbb812d3fa9c43b80fa22140b346d2760f090b73aed8a5177edb4bddc647a6ebd5a2db8565be5a1a36a602b0d759e38540d9a584ba5896ab
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Filesize
192KB
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Filesize
172KB
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Filesize
192KB
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Filesize
192KB
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Filesize
192KB
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Filesize
192KB
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Filesize
192KB
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Filesize
192KB