Analysis
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max time kernel
16s -
max time network
18s -
platform
windows7_x64 -
resource
win7-20240705-en -
resource tags
arch:x64arch:x86image:win7-20240705-enlocale:en-usos:windows7-x64system -
submitted
31-08-2024 14:13
Static task
static1
Behavioral task
behavioral1
Sample
b1cbe50c00ba8c397d2eabe9d0c2ebc9fc175455f9a6c9ea0b481f79ff7cab8f.exe
Resource
win7-20240705-en
General
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Target
b1cbe50c00ba8c397d2eabe9d0c2ebc9fc175455f9a6c9ea0b481f79ff7cab8f.exe
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Size
437KB
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MD5
9eab5d6f597d5f8492f737140b536bf7
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SHA1
dc32cbccab029046c27f4a43be802b9f37fe932e
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SHA256
b1cbe50c00ba8c397d2eabe9d0c2ebc9fc175455f9a6c9ea0b481f79ff7cab8f
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SHA512
7cee1ce8079f40c1804d3b553b4859b8ab1c6f700b4f637cd72c6702aaa19fe5e64b71f1048faa6a1246892cef482dc46bd6fef0b4b76433b75c31c33a7116d2
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SSDEEP
6144:UJVwm2i+mKaN68U8Wdvym8fXZkP/L07IkX/c6MVO4zXUdn1NwBLDmFBF3UN:rri+m/A4Wx3UG/LzARMVO4sNyDm3F3U
Malware Config
Signatures
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Expiro payload 3 IoCs
Processes:
resource yara_rule behavioral1/memory/2524-0-0x00000000011D0000-0x0000000001264000-memory.dmp family_expiro1 behavioral1/memory/2524-1-0x0000000001160000-0x0000000001264000-memory.dmp family_expiro1 behavioral1/memory/2524-2-0x00000000011D0000-0x0000000001264000-memory.dmp family_expiro1 -
Program crash 1 IoCs
Processes:
WerFault.exepid pid_target process target process 2352 2524 WerFault.exe b1cbe50c00ba8c397d2eabe9d0c2ebc9fc175455f9a6c9ea0b481f79ff7cab8f.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:
b1cbe50c00ba8c397d2eabe9d0c2ebc9fc175455f9a6c9ea0b481f79ff7cab8f.exedescription ioc process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language b1cbe50c00ba8c397d2eabe9d0c2ebc9fc175455f9a6c9ea0b481f79ff7cab8f.exe -
Suspicious use of WriteProcessMemory 4 IoCs
Processes:
b1cbe50c00ba8c397d2eabe9d0c2ebc9fc175455f9a6c9ea0b481f79ff7cab8f.exedescription pid process target process PID 2524 wrote to memory of 2352 2524 b1cbe50c00ba8c397d2eabe9d0c2ebc9fc175455f9a6c9ea0b481f79ff7cab8f.exe WerFault.exe PID 2524 wrote to memory of 2352 2524 b1cbe50c00ba8c397d2eabe9d0c2ebc9fc175455f9a6c9ea0b481f79ff7cab8f.exe WerFault.exe PID 2524 wrote to memory of 2352 2524 b1cbe50c00ba8c397d2eabe9d0c2ebc9fc175455f9a6c9ea0b481f79ff7cab8f.exe WerFault.exe PID 2524 wrote to memory of 2352 2524 b1cbe50c00ba8c397d2eabe9d0c2ebc9fc175455f9a6c9ea0b481f79ff7cab8f.exe WerFault.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\b1cbe50c00ba8c397d2eabe9d0c2ebc9fc175455f9a6c9ea0b481f79ff7cab8f.exe"C:\Users\Admin\AppData\Local\Temp\b1cbe50c00ba8c397d2eabe9d0c2ebc9fc175455f9a6c9ea0b481f79ff7cab8f.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2524 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2524 -s 1602⤵
- Program crash
PID:2352