Analysis
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max time kernel
141s -
max time network
123s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
05/11/2024, 21:57
Static task
static1
Behavioral task
behavioral1
Sample
452d403f1deb8d49e91d37929616e2b7b377764ed11648df6bd5a6e2c8740c7d.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
452d403f1deb8d49e91d37929616e2b7b377764ed11648df6bd5a6e2c8740c7d.exe
Resource
win10v2004-20241007-en
General
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Target
452d403f1deb8d49e91d37929616e2b7b377764ed11648df6bd5a6e2c8740c7d.exe
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Size
7.8MB
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MD5
7b7d04d2c0bd8ac1f4923b0655baae6c
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SHA1
e731959a1dde67ad20a3b86774d7592ed7241d49
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SHA256
452d403f1deb8d49e91d37929616e2b7b377764ed11648df6bd5a6e2c8740c7d
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SHA512
a91eb78116db32e2cc23195545adc4976ee4b2f2e3361949a661396bb1a8b7b2f9060f3f29f43cd4256e8b763ab61a6f21781a8778bed9c8903c575435b13e39
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SSDEEP
49152:9AMtSgRWpAIRrRLzZiNo7IcyO82MzufjWJA6ongaHLvKLA8VgbKW2llxobcJOu2r:jTOrRn+os45gaHrhdw3D7nTsReRR9e
Malware Config
Signatures
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Executes dropped EXE 3 IoCs
pid Process 2480 sysx32.exe 2508 _452d403f1deb8d49e91d37929616e2b7b377764ed11648df6bd5a6e2c8740c7d.exe 2004 sysx32.exe -
Loads dropped DLL 6 IoCs
pid Process 2464 452d403f1deb8d49e91d37929616e2b7b377764ed11648df6bd5a6e2c8740c7d.exe 2464 452d403f1deb8d49e91d37929616e2b7b377764ed11648df6bd5a6e2c8740c7d.exe 2464 452d403f1deb8d49e91d37929616e2b7b377764ed11648df6bd5a6e2c8740c7d.exe 2464 452d403f1deb8d49e91d37929616e2b7b377764ed11648df6bd5a6e2c8740c7d.exe 2508 _452d403f1deb8d49e91d37929616e2b7b377764ed11648df6bd5a6e2c8740c7d.exe 2508 _452d403f1deb8d49e91d37929616e2b7b377764ed11648df6bd5a6e2c8740c7d.exe -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\sys32 = "C:\\Windows\\system32\\sysx32.exe" 452d403f1deb8d49e91d37929616e2b7b377764ed11648df6bd5a6e2c8740c7d.exe -
Enumerates connected drives 3 TTPs 4 IoCs
Attempts to read the root path of hard drives other than the default C: drive.
description ioc Process File opened (read-only) \??\A: sysx32.exe File opened (read-only) \??\B: sysx32.exe File opened (read-only) \??\A: sysx32.exe File opened (read-only) \??\B: sysx32.exe -
Drops file in System32 directory 5 IoCs
description ioc Process File created C:\Windows\SysWOW64\sysx32.exe 452d403f1deb8d49e91d37929616e2b7b377764ed11648df6bd5a6e2c8740c7d.exe File opened for modification C:\Windows\SysWOW64\sysx32.exe 452d403f1deb8d49e91d37929616e2b7b377764ed11648df6bd5a6e2c8740c7d.exe File created C:\Windows\SysWOW64\sysx32.exe sysx32.exe File created C:\Windows\SysWOW64\sysx32.exe _452d403f1deb8d49e91d37929616e2b7b377764ed11648df6bd5a6e2c8740c7d.exe File created C:\Windows\SysWOW64\sysx32.exe sysx32.exe -
Drops file in Program Files directory 4 IoCs
description ioc Process File created C:\Program Files\7-Zip\7z.exe.tmp sysx32.exe File opened for modification C:\Program Files\7-Zip\7z.exe.tmp sysx32.exe File created C:\Program Files\7-Zip\7z.exe.tmp sysx32.exe File opened for modification C:\Program Files\7-Zip\7z.exe.tmp sysx32.exe -
System Location Discovery: System Language Discovery 1 TTPs 2 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 452d403f1deb8d49e91d37929616e2b7b377764ed11648df6bd5a6e2c8740c7d.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language _452d403f1deb8d49e91d37929616e2b7b377764ed11648df6bd5a6e2c8740c7d.exe -
Suspicious use of WriteProcessMemory 12 IoCs
description pid Process procid_target PID 2464 wrote to memory of 2480 2464 452d403f1deb8d49e91d37929616e2b7b377764ed11648df6bd5a6e2c8740c7d.exe 31 PID 2464 wrote to memory of 2480 2464 452d403f1deb8d49e91d37929616e2b7b377764ed11648df6bd5a6e2c8740c7d.exe 31 PID 2464 wrote to memory of 2480 2464 452d403f1deb8d49e91d37929616e2b7b377764ed11648df6bd5a6e2c8740c7d.exe 31 PID 2464 wrote to memory of 2480 2464 452d403f1deb8d49e91d37929616e2b7b377764ed11648df6bd5a6e2c8740c7d.exe 31 PID 2464 wrote to memory of 2508 2464 452d403f1deb8d49e91d37929616e2b7b377764ed11648df6bd5a6e2c8740c7d.exe 32 PID 2464 wrote to memory of 2508 2464 452d403f1deb8d49e91d37929616e2b7b377764ed11648df6bd5a6e2c8740c7d.exe 32 PID 2464 wrote to memory of 2508 2464 452d403f1deb8d49e91d37929616e2b7b377764ed11648df6bd5a6e2c8740c7d.exe 32 PID 2464 wrote to memory of 2508 2464 452d403f1deb8d49e91d37929616e2b7b377764ed11648df6bd5a6e2c8740c7d.exe 32 PID 2508 wrote to memory of 2004 2508 _452d403f1deb8d49e91d37929616e2b7b377764ed11648df6bd5a6e2c8740c7d.exe 33 PID 2508 wrote to memory of 2004 2508 _452d403f1deb8d49e91d37929616e2b7b377764ed11648df6bd5a6e2c8740c7d.exe 33 PID 2508 wrote to memory of 2004 2508 _452d403f1deb8d49e91d37929616e2b7b377764ed11648df6bd5a6e2c8740c7d.exe 33 PID 2508 wrote to memory of 2004 2508 _452d403f1deb8d49e91d37929616e2b7b377764ed11648df6bd5a6e2c8740c7d.exe 33
Processes
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C:\Users\Admin\AppData\Local\Temp\452d403f1deb8d49e91d37929616e2b7b377764ed11648df6bd5a6e2c8740c7d.exe"C:\Users\Admin\AppData\Local\Temp\452d403f1deb8d49e91d37929616e2b7b377764ed11648df6bd5a6e2c8740c7d.exe"1⤵
- Loads dropped DLL
- Adds Run key to start application
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2464 -
C:\Windows\SysWOW64\sysx32.exeC:\Windows\system32\sysx32.exe /scan2⤵
- Executes dropped EXE
- Enumerates connected drives
- Drops file in System32 directory
- Drops file in Program Files directory
PID:2480
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C:\Users\Admin\AppData\Local\Temp\_452d403f1deb8d49e91d37929616e2b7b377764ed11648df6bd5a6e2c8740c7d.exeC:\Users\Admin\AppData\Local\Temp\_452d403f1deb8d49e91d37929616e2b7b377764ed11648df6bd5a6e2c8740c7d.exe2⤵
- Executes dropped EXE
- Loads dropped DLL
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2508 -
C:\Windows\SysWOW64\sysx32.exeC:\Windows\system32\sysx32.exe /scan3⤵
- Executes dropped EXE
- Enumerates connected drives
- Drops file in System32 directory
- Drops file in Program Files directory
PID:2004
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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\Users\Admin\AppData\Local\Temp\_452d403f1deb8d49e91d37929616e2b7b377764ed11648df6bd5a6e2c8740c7d.exe
Filesize7.8MB
MD57c710979c9aa73050d5aceee902d52ba
SHA14b194e0bddede5b3f8f5f2c15c4f3964b61d8189
SHA2564619008405e01c106be3f8f145bd21cf449401b901ee1ba01d1541af45f675ab
SHA5120e8657ad437e9042119829da3bd3e1cf604ddba10619847700f3cd5cde91637280a356a0c559b047a7a38e2984fb7aafb7cb794d56760c01ca0ebb73f9cac36a
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Filesize
7.8MB
MD57b7d04d2c0bd8ac1f4923b0655baae6c
SHA1e731959a1dde67ad20a3b86774d7592ed7241d49
SHA256452d403f1deb8d49e91d37929616e2b7b377764ed11648df6bd5a6e2c8740c7d
SHA512a91eb78116db32e2cc23195545adc4976ee4b2f2e3361949a661396bb1a8b7b2f9060f3f29f43cd4256e8b763ab61a6f21781a8778bed9c8903c575435b13e39