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Analysis
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max time kernel
31s -
max time network
151s -
platform
windows10-2004_x64 -
resource
win10v2004-20230703-en -
resource tags
arch:x64arch:x86image:win10v2004-20230703-enlocale:en-usos:windows10-2004-x64system -
submitted
29/08/2023, 18:09
Static task
static1
Behavioral task
behavioral1
Sample
81561f8e9a046561703b3bd09e1af1b474d1202208bf0b4ba638d740a9ed8d2d.exe
Resource
win7-20230712-en
Behavioral task
behavioral2
Sample
81561f8e9a046561703b3bd09e1af1b474d1202208bf0b4ba638d740a9ed8d2d.exe
Resource
win10v2004-20230703-en
General
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Target
81561f8e9a046561703b3bd09e1af1b474d1202208bf0b4ba638d740a9ed8d2d.exe
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Size
1.1MB
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MD5
522a2716cf311d615039b17deff1630c
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SHA1
cb8ece346bfad9a7c9a3f75c7e4882a20fbf0353
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SHA256
81561f8e9a046561703b3bd09e1af1b474d1202208bf0b4ba638d740a9ed8d2d
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SHA512
e188e52e3a44e46be784e77c6bb344af0afb6f6292de511ca0d30607728d6a06bdfa68cb599f161a5bd097c2760bb3ee39c6146600885240e850dfb499f531b7
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SSDEEP
24576:IRW3N/0f/oAPoRBchI5anfOlAUAi1K6oElG4lBujFAiCyRS:I5ApamAUAQ/lG4lBmFAiZS
Malware Config
Signatures
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Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Modifies registry class 1 IoCs
description ioc Process Key created \REGISTRY\USER\S-1-5-21-1043950675-1972537973-2972532878-1000_Classes\Local Settings 81561f8e9a046561703b3bd09e1af1b474d1202208bf0b4ba638d740a9ed8d2d.exe -
Suspicious behavior: EnumeratesProcesses 12 IoCs
pid Process 1436 81561f8e9a046561703b3bd09e1af1b474d1202208bf0b4ba638d740a9ed8d2d.exe 1436 81561f8e9a046561703b3bd09e1af1b474d1202208bf0b4ba638d740a9ed8d2d.exe 1436 81561f8e9a046561703b3bd09e1af1b474d1202208bf0b4ba638d740a9ed8d2d.exe 1436 81561f8e9a046561703b3bd09e1af1b474d1202208bf0b4ba638d740a9ed8d2d.exe 1436 81561f8e9a046561703b3bd09e1af1b474d1202208bf0b4ba638d740a9ed8d2d.exe 1436 81561f8e9a046561703b3bd09e1af1b474d1202208bf0b4ba638d740a9ed8d2d.exe 1436 81561f8e9a046561703b3bd09e1af1b474d1202208bf0b4ba638d740a9ed8d2d.exe 1436 81561f8e9a046561703b3bd09e1af1b474d1202208bf0b4ba638d740a9ed8d2d.exe 1436 81561f8e9a046561703b3bd09e1af1b474d1202208bf0b4ba638d740a9ed8d2d.exe 1436 81561f8e9a046561703b3bd09e1af1b474d1202208bf0b4ba638d740a9ed8d2d.exe 1436 81561f8e9a046561703b3bd09e1af1b474d1202208bf0b4ba638d740a9ed8d2d.exe 1436 81561f8e9a046561703b3bd09e1af1b474d1202208bf0b4ba638d740a9ed8d2d.exe -
Suspicious behavior: RenamesItself 1 IoCs
pid Process 1436 81561f8e9a046561703b3bd09e1af1b474d1202208bf0b4ba638d740a9ed8d2d.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 1436 81561f8e9a046561703b3bd09e1af1b474d1202208bf0b4ba638d740a9ed8d2d.exe 1436 81561f8e9a046561703b3bd09e1af1b474d1202208bf0b4ba638d740a9ed8d2d.exe -
Suspicious use of WriteProcessMemory 15 IoCs
description pid Process procid_target PID 1436 wrote to memory of 1876 1436 81561f8e9a046561703b3bd09e1af1b474d1202208bf0b4ba638d740a9ed8d2d.exe 83 PID 1436 wrote to memory of 1876 1436 81561f8e9a046561703b3bd09e1af1b474d1202208bf0b4ba638d740a9ed8d2d.exe 83 PID 1436 wrote to memory of 1876 1436 81561f8e9a046561703b3bd09e1af1b474d1202208bf0b4ba638d740a9ed8d2d.exe 83 PID 1436 wrote to memory of 2928 1436 81561f8e9a046561703b3bd09e1af1b474d1202208bf0b4ba638d740a9ed8d2d.exe 84 PID 1436 wrote to memory of 2928 1436 81561f8e9a046561703b3bd09e1af1b474d1202208bf0b4ba638d740a9ed8d2d.exe 84 PID 1436 wrote to memory of 2928 1436 81561f8e9a046561703b3bd09e1af1b474d1202208bf0b4ba638d740a9ed8d2d.exe 84 PID 1436 wrote to memory of 2000 1436 81561f8e9a046561703b3bd09e1af1b474d1202208bf0b4ba638d740a9ed8d2d.exe 82 PID 1436 wrote to memory of 2000 1436 81561f8e9a046561703b3bd09e1af1b474d1202208bf0b4ba638d740a9ed8d2d.exe 82 PID 1436 wrote to memory of 2000 1436 81561f8e9a046561703b3bd09e1af1b474d1202208bf0b4ba638d740a9ed8d2d.exe 82 PID 1436 wrote to memory of 1492 1436 81561f8e9a046561703b3bd09e1af1b474d1202208bf0b4ba638d740a9ed8d2d.exe 81 PID 1436 wrote to memory of 1492 1436 81561f8e9a046561703b3bd09e1af1b474d1202208bf0b4ba638d740a9ed8d2d.exe 81 PID 1436 wrote to memory of 1492 1436 81561f8e9a046561703b3bd09e1af1b474d1202208bf0b4ba638d740a9ed8d2d.exe 81 PID 1436 wrote to memory of 5024 1436 81561f8e9a046561703b3bd09e1af1b474d1202208bf0b4ba638d740a9ed8d2d.exe 85 PID 1436 wrote to memory of 5024 1436 81561f8e9a046561703b3bd09e1af1b474d1202208bf0b4ba638d740a9ed8d2d.exe 85 PID 1436 wrote to memory of 5024 1436 81561f8e9a046561703b3bd09e1af1b474d1202208bf0b4ba638d740a9ed8d2d.exe 85
Processes
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C:\Users\Admin\AppData\Local\Temp\81561f8e9a046561703b3bd09e1af1b474d1202208bf0b4ba638d740a9ed8d2d.exe"C:\Users\Admin\AppData\Local\Temp\81561f8e9a046561703b3bd09e1af1b474d1202208bf0b4ba638d740a9ed8d2d.exe"1⤵
- Modifies registry class
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: RenamesItself
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1436 -
C:\Windows\SysWOW64\WScript.exe"C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Roaming\Microsoft\VBS3.vbs"2⤵PID:1492
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C:\Windows\SysWOW64\WScript.exe"C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Roaming\Microsoft\VBS3.vbs"2⤵PID:2000
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C:\Windows\SysWOW64\WScript.exe"C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Roaming\Microsoft\VBS3.vbs"2⤵PID:1876
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C:\Windows\SysWOW64\WScript.exe"C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Roaming\Microsoft\VBS3.vbs"2⤵PID:2928
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C:\Windows\SysWOW64\WScript.exe"C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Roaming\Microsoft\VBS3.vbs"2⤵PID:5024
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
92B
MD53af60b9721ab2950705b75fe4c2e2059
SHA19766ee43f32bde57ca08301fb1b318acf7b875fb
SHA2561c295097974803940bae6aedbba7acb041dfd9509c1ce5c105070ba2ad64e7ee
SHA512f9914754e2da99ce01120d3f46767a65c9e4e693c0d015c87b3ce10369a2fc7067e4cc4ac165c073d0ae0d9c010b620d8317790e139b345f03c71cf7c67751d2
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Filesize
753B
MD50870eec1aff5333e7b80b3116a102a68
SHA169e583db00d14c638a37499573719495c1e2ae94
SHA25672e0a8f9f393529c5fc41e403ea2a4c92a2b26529285e97272fb4eaa0102ede1
SHA5122ca7861e3879c7d3c7c1ffd6049a0293bc8cc326708b93eaa0c7b0e6c2f6442363014b26f8da006b1f123d0c650b90d704978af1001cb73f04fd6be0468f56f5
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Filesize
753B
MD50870eec1aff5333e7b80b3116a102a68
SHA169e583db00d14c638a37499573719495c1e2ae94
SHA25672e0a8f9f393529c5fc41e403ea2a4c92a2b26529285e97272fb4eaa0102ede1
SHA5122ca7861e3879c7d3c7c1ffd6049a0293bc8cc326708b93eaa0c7b0e6c2f6442363014b26f8da006b1f123d0c650b90d704978af1001cb73f04fd6be0468f56f5