Analysis
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max time kernel
116s -
max time network
96s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
14-09-2024 04:41
Static task
static1
Behavioral task
behavioral1
Sample
a7f1b5285e5ff8ece2cf05da2aaae0c0N.exe
Resource
win7-20240903-en
General
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Target
a7f1b5285e5ff8ece2cf05da2aaae0c0N.exe
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Size
529KB
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MD5
a7f1b5285e5ff8ece2cf05da2aaae0c0
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SHA1
8bc4c6d063329e1a1a87562218cdd83a319e5ab8
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SHA256
77fb0c2091d2d0a4184351dd36eadbc4f8c5e5ccb618de0e1a4e429603b71a61
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SHA512
0b65beb21b5d17351b3d0c506d724d399f03b97038eecf20397aa79c72c91b2edd53ff83f0e75d09dab74080a0a72a7649490ba953c2dfba3214a31b21febe82
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SSDEEP
12288:xMOzTVTacEFGcagf65/r+u2/S75mZh9BBjvrEH7FViO:xnzT8S9e5u2thdrEH7PL
Malware Config
Signatures
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Detects Floxif payload 1 IoCs
Processes:
resource yara_rule behavioral2/files/0x000800000002340b-1.dat floxif -
ACProtect 1.3x - 1.4x DLL software 1 IoCs
Detects file using ACProtect software.
Processes:
resource yara_rule behavioral2/files/0x000800000002340b-1.dat acprotect -
Loads dropped DLL 1 IoCs
Processes:
a7f1b5285e5ff8ece2cf05da2aaae0c0N.exepid Process 2296 a7f1b5285e5ff8ece2cf05da2aaae0c0N.exe -
Processes:
resource yara_rule behavioral2/files/0x000800000002340b-1.dat upx behavioral2/memory/2296-4-0x0000000010000000-0x0000000010030000-memory.dmp upx behavioral2/memory/2296-14-0x0000000010000000-0x0000000010030000-memory.dmp upx behavioral2/memory/2296-20-0x0000000010000000-0x0000000010030000-memory.dmp upx behavioral2/memory/2296-26-0x0000000010000000-0x0000000010030000-memory.dmp upx behavioral2/memory/2296-38-0x0000000010000000-0x0000000010030000-memory.dmp upx -
Enumerates connected drives 3 TTPs 1 IoCs
Attempts to read the root path of hard drives other than the default C: drive.
Processes:
a7f1b5285e5ff8ece2cf05da2aaae0c0N.exedescription ioc Process File opened (read-only) \??\e: a7f1b5285e5ff8ece2cf05da2aaae0c0N.exe -
Drops file in Program Files directory 2 IoCs
Processes:
a7f1b5285e5ff8ece2cf05da2aaae0c0N.exedescription ioc Process File created C:\Program Files\Common Files\System\symsrv.dll a7f1b5285e5ff8ece2cf05da2aaae0c0N.exe File created \??\c:\program files\common files\system\symsrv.dll.000 a7f1b5285e5ff8ece2cf05da2aaae0c0N.exe -
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.
Processes:
a7f1b5285e5ff8ece2cf05da2aaae0c0N.exedescription ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language a7f1b5285e5ff8ece2cf05da2aaae0c0N.exe -
Checks processor information in registry 2 TTPs 3 IoCs
Processor information is often read in order to detect sandboxing environments.
Processes:
a7f1b5285e5ff8ece2cf05da2aaae0c0N.exedescription ioc Process Key opened \REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor a7f1b5285e5ff8ece2cf05da2aaae0c0N.exe Key queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor a7f1b5285e5ff8ece2cf05da2aaae0c0N.exe Key enumerated \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor a7f1b5285e5ff8ece2cf05da2aaae0c0N.exe -
Suspicious behavior: EnumeratesProcesses 6 IoCs
Processes:
a7f1b5285e5ff8ece2cf05da2aaae0c0N.exepid Process 2296 a7f1b5285e5ff8ece2cf05da2aaae0c0N.exe 2296 a7f1b5285e5ff8ece2cf05da2aaae0c0N.exe 2296 a7f1b5285e5ff8ece2cf05da2aaae0c0N.exe 2296 a7f1b5285e5ff8ece2cf05da2aaae0c0N.exe 2296 a7f1b5285e5ff8ece2cf05da2aaae0c0N.exe 2296 a7f1b5285e5ff8ece2cf05da2aaae0c0N.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
Processes:
a7f1b5285e5ff8ece2cf05da2aaae0c0N.exedescription pid Process Token: SeDebugPrivilege 2296 a7f1b5285e5ff8ece2cf05da2aaae0c0N.exe Token: SeDebugPrivilege 2296 a7f1b5285e5ff8ece2cf05da2aaae0c0N.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\a7f1b5285e5ff8ece2cf05da2aaae0c0N.exe"C:\Users\Admin\AppData\Local\Temp\a7f1b5285e5ff8ece2cf05da2aaae0c0N.exe"1⤵
- Loads dropped DLL
- Enumerates connected drives
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2296
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
175B
MD51130c911bf5db4b8f7cf9b6f4b457623
SHA148e734c4bc1a8b5399bff4954e54b268bde9d54c
SHA256eba08cc8182f379392a97f542b350ea0dbbe5e4009472f35af20e3d857eafdf1
SHA51294e2511ef2c53494c2aff0960266491ffc0e54e75185427d1ccedae27c286992c754ca94cbb0c9ea36e3f04cd4eb7f032c551cf2d4b309f292906303f1a75fa0