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Analysis
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max time kernel
142s -
max time network
121s -
platform
windows7_x64 -
resource
win7-20240221-en -
resource tags
arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system -
submitted
28/02/2024, 22:59
Static task
static1
Behavioral task
behavioral1
Sample
JSZXHsetup273.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
JSZXHsetup273.exe
Resource
win10v2004-20240226-en
Behavioral task
behavioral3
Sample
新云软件.url
Resource
win7-20240221-en
Behavioral task
behavioral4
Sample
新云软件.url
Resource
win10v2004-20240226-en
General
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Target
JSZXHsetup273.exe
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Size
2.5MB
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MD5
6c3fa2a7ddbdfc0b67b93066646095dd
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SHA1
d0ce8c8d899913ea19d11208ab571ed863277ec7
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SHA256
19f9442bb768eec9eee7e9cebcbf186cebe1e13d91444fcb4b92f75d6f2d0d0a
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SHA512
d7d042cf1009de79dd4cca4760c95210de7fe2dc3f164b1c77f9707ed5701aff6dcb6bc6de1c93662cfbe14cc1a8b1845a4270f377e503a42fbe76c4d83e10b9
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SSDEEP
49152:wl8eOJhS8vADZ45IrnLby9IxwJt8m62rlozu7REtYlAJesGM6:wZlaiGIriKktVCqEyEGM6
Malware Config
Signatures
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Executes dropped EXE 1 IoCs
pid Process 2968 irsetup.exe -
Loads dropped DLL 4 IoCs
pid Process 2268 JSZXHsetup273.exe 2968 irsetup.exe 2968 irsetup.exe 2968 irsetup.exe -
resource yara_rule behavioral1/files/0x0009000000015c23-1.dat upx behavioral1/memory/2968-6-0x0000000000400000-0x0000000000527000-memory.dmp upx behavioral1/memory/2968-9-0x0000000000530000-0x0000000000657000-memory.dmp upx behavioral1/memory/2968-27-0x0000000000400000-0x0000000000527000-memory.dmp upx -
Drops file in Windows directory 1 IoCs
description ioc Process File created C:\Windows\ÅÅÁÐ3-3D½ðÊÖÖ¸ËõË®¹¤¾ß Setup Log.txt irsetup.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 2968 irsetup.exe 2968 irsetup.exe -
Suspicious use of WriteProcessMemory 7 IoCs
description pid Process procid_target PID 2268 wrote to memory of 2968 2268 JSZXHsetup273.exe 28 PID 2268 wrote to memory of 2968 2268 JSZXHsetup273.exe 28 PID 2268 wrote to memory of 2968 2268 JSZXHsetup273.exe 28 PID 2268 wrote to memory of 2968 2268 JSZXHsetup273.exe 28 PID 2268 wrote to memory of 2968 2268 JSZXHsetup273.exe 28 PID 2268 wrote to memory of 2968 2268 JSZXHsetup273.exe 28 PID 2268 wrote to memory of 2968 2268 JSZXHsetup273.exe 28
Processes
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C:\Users\Admin\AppData\Local\Temp\JSZXHsetup273.exe"C:\Users\Admin\AppData\Local\Temp\JSZXHsetup273.exe"1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:2268 -
C:\Users\Admin\AppData\Local\Temp\_ir_sf7_temp_0\irsetup.exe__IRAOFF:520716 "__IRAFN:C:\Users\Admin\AppData\Local\Temp\JSZXHsetup273.exe"2⤵
- Executes dropped EXE
- Loads dropped DLL
- Drops file in Windows directory
- Suspicious use of SetWindowsHookEx
PID:2968
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
440KB
MD575ca7ff96bf5a316c3af2de6a412bd54
SHA10a093950790ff0dddff6f5f29c6b02c10997e0c5
SHA256d95b5bf9ca97c1900de5357743282bab655d61d616606485088e1708559b7cf1
SHA512b8da86f2f1e908955254e5168d0447f479cec7815a8b081a7b38eb87187cb2eb992109c67e006361b96bc1529ee8abc9dc477d78e9ca565e43f5415b492771d4