Analysis
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max time kernel
61s -
max time network
142s -
platform
windows10-2004_x64 -
resource
win10v2004-20230220-en -
resource tags
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submitted
03/05/2023, 05:57
General
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Target
exn skype tools 3.3.4.exe
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Size
180KB
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MD5
3823e5770440702f76a197e4e488d1d7
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SHA1
13515088536c524f727c019aa2436be468a930f1
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SHA256
a58fe9c65af83e08e4c05d00c74902eceefcfe50df3b71abac1b546618e598e6
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SHA512
5472134285474ec6c936d423866780b941f1a02c370dd7726e5af17f4efab549a8b98e06bdbcb26cae3dd95bcc1496f10ade50cad9c9fad84918e46b77f92e67
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SSDEEP
3072:MOJbLe/0VeWN74RhD+q+JePrn2lQBV+UdE+rECWp7hKjw4:JewFuyq+IPvBV+UdvrEFp7hKl
Malware Config
Signatures
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ACProtect 1.3x - 1.4x DLL software 2 IoCs
Detects file using ACProtect software.
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Loads dropped DLL 1 IoCs
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UPX packed file 4 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 2 IoCs
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Suspicious use of AdjustPrivilegeToken 1 IoCs
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Suspicious use of SetWindowsHookEx 1 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\exn skype tools 3.3.4.exe"C:\Users\Admin\AppData\Local\Temp\exn skype tools 3.3.4.exe"1⤵
- Loads dropped DLL
- Enumerates connected drives
- Drops file in Program Files directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
67KB
MD57574cf2c64f35161ab1292e2f532aabf
SHA114ba3fa927a06224dfe587014299e834def4644f
SHA256de055a89de246e629a8694bde18af2b1605e4b9b493c7e4aef669dd67acf5085
SHA5124db19f2d8d5bc1c7bbb812d3fa9c43b80fa22140b346d2760f090b73aed8a5177edb4bddc647a6ebd5a2db8565be5a1a36a602b0d759e38540d9a584ba5896ab
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Filesize
67KB
MD57574cf2c64f35161ab1292e2f532aabf
SHA114ba3fa927a06224dfe587014299e834def4644f
SHA256de055a89de246e629a8694bde18af2b1605e4b9b493c7e4aef669dd67acf5085
SHA5124db19f2d8d5bc1c7bbb812d3fa9c43b80fa22140b346d2760f090b73aed8a5177edb4bddc647a6ebd5a2db8565be5a1a36a602b0d759e38540d9a584ba5896ab
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Filesize
192KB
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Filesize
192KB