Analysis
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max time kernel
41s -
max time network
44s -
platform
windows7_x64 -
resource
win7-20220812-en -
resource tags
arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system -
submitted
27/11/2022, 06:46
Static task
static1
Behavioral task
behavioral1
Sample
22cf1266659c814817475e429584b27e637cf1e875a7a44c134f4ad40dbd5136.exe
Resource
win7-20220812-en
Behavioral task
behavioral2
Sample
22cf1266659c814817475e429584b27e637cf1e875a7a44c134f4ad40dbd5136.exe
Resource
win10v2004-20221111-en
General
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Target
22cf1266659c814817475e429584b27e637cf1e875a7a44c134f4ad40dbd5136.exe
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Size
853KB
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MD5
295dce02b210a03ebc95e1100b86cb56
-
SHA1
281ea0847816af6f7a390df0705e37bd8d504c0c
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SHA256
22cf1266659c814817475e429584b27e637cf1e875a7a44c134f4ad40dbd5136
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SHA512
bb6d7f1333fe412739e1e20314a0e138b4890870865dfe68fe0e30d8207770c96519d0e978ed0c9fb0a2480127b14bbb84ea48133e9d67ed40439d9f88534abd
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SSDEEP
24576:uYq2/9nnr5cDNsOQfKJL9ki1arPvi/cjaBYfvx:5qaxyDC2JmSoPvikO8x
Malware Config
Signatures
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Checks BIOS information in registry 2 TTPs 2 IoCs
BIOS information is often read in order to detect sandboxing environments.
description ioc Process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion 22cf1266659c814817475e429584b27e637cf1e875a7a44c134f4ad40dbd5136.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion 22cf1266659c814817475e429584b27e637cf1e875a7a44c134f4ad40dbd5136.exe -
Loads dropped DLL 7 IoCs
pid Process 320 WerFault.exe 320 WerFault.exe 320 WerFault.exe 320 WerFault.exe 320 WerFault.exe 320 WerFault.exe 320 WerFault.exe -
Maps connected drives based on registry 3 TTPs 2 IoCs
Disk information is often read in order to detect sandboxing environments.
description ioc Process Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\Disk\Enum\0 22cf1266659c814817475e429584b27e637cf1e875a7a44c134f4ad40dbd5136.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Disk\Enum 22cf1266659c814817475e429584b27e637cf1e875a7a44c134f4ad40dbd5136.exe -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 536 set thread context of 1344 536 22cf1266659c814817475e429584b27e637cf1e875a7a44c134f4ad40dbd5136.exe 28 -
Program crash 1 IoCs
pid pid_target Process procid_target 320 1344 WerFault.exe 28 -
description ioc Process Key created \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\Main 22cf1266659c814817475e429584b27e637cf1e875a7a44c134f4ad40dbd5136.exe -
Suspicious use of SetWindowsHookEx 6 IoCs
pid Process 1344 22cf1266659c814817475e429584b27e637cf1e875a7a44c134f4ad40dbd5136.exe 1344 22cf1266659c814817475e429584b27e637cf1e875a7a44c134f4ad40dbd5136.exe 1344 22cf1266659c814817475e429584b27e637cf1e875a7a44c134f4ad40dbd5136.exe 1344 22cf1266659c814817475e429584b27e637cf1e875a7a44c134f4ad40dbd5136.exe 1344 22cf1266659c814817475e429584b27e637cf1e875a7a44c134f4ad40dbd5136.exe 1344 22cf1266659c814817475e429584b27e637cf1e875a7a44c134f4ad40dbd5136.exe -
Suspicious use of WriteProcessMemory 15 IoCs
description pid Process procid_target PID 536 wrote to memory of 1344 536 22cf1266659c814817475e429584b27e637cf1e875a7a44c134f4ad40dbd5136.exe 28 PID 536 wrote to memory of 1344 536 22cf1266659c814817475e429584b27e637cf1e875a7a44c134f4ad40dbd5136.exe 28 PID 536 wrote to memory of 1344 536 22cf1266659c814817475e429584b27e637cf1e875a7a44c134f4ad40dbd5136.exe 28 PID 536 wrote to memory of 1344 536 22cf1266659c814817475e429584b27e637cf1e875a7a44c134f4ad40dbd5136.exe 28 PID 536 wrote to memory of 1344 536 22cf1266659c814817475e429584b27e637cf1e875a7a44c134f4ad40dbd5136.exe 28 PID 536 wrote to memory of 1344 536 22cf1266659c814817475e429584b27e637cf1e875a7a44c134f4ad40dbd5136.exe 28 PID 536 wrote to memory of 1344 536 22cf1266659c814817475e429584b27e637cf1e875a7a44c134f4ad40dbd5136.exe 28 PID 536 wrote to memory of 1344 536 22cf1266659c814817475e429584b27e637cf1e875a7a44c134f4ad40dbd5136.exe 28 PID 536 wrote to memory of 1344 536 22cf1266659c814817475e429584b27e637cf1e875a7a44c134f4ad40dbd5136.exe 28 PID 536 wrote to memory of 1344 536 22cf1266659c814817475e429584b27e637cf1e875a7a44c134f4ad40dbd5136.exe 28 PID 536 wrote to memory of 1344 536 22cf1266659c814817475e429584b27e637cf1e875a7a44c134f4ad40dbd5136.exe 28 PID 1344 wrote to memory of 320 1344 22cf1266659c814817475e429584b27e637cf1e875a7a44c134f4ad40dbd5136.exe 31 PID 1344 wrote to memory of 320 1344 22cf1266659c814817475e429584b27e637cf1e875a7a44c134f4ad40dbd5136.exe 31 PID 1344 wrote to memory of 320 1344 22cf1266659c814817475e429584b27e637cf1e875a7a44c134f4ad40dbd5136.exe 31 PID 1344 wrote to memory of 320 1344 22cf1266659c814817475e429584b27e637cf1e875a7a44c134f4ad40dbd5136.exe 31
Processes
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C:\Users\Admin\AppData\Local\Temp\22cf1266659c814817475e429584b27e637cf1e875a7a44c134f4ad40dbd5136.exe"C:\Users\Admin\AppData\Local\Temp\22cf1266659c814817475e429584b27e637cf1e875a7a44c134f4ad40dbd5136.exe"1⤵
- Checks BIOS information in registry
- Maps connected drives based on registry
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:536 -
C:\Users\Admin\AppData\Local\Temp\22cf1266659c814817475e429584b27e637cf1e875a7a44c134f4ad40dbd5136.exe"C:\Users\Admin\AppData\Local\Temp\22cf1266659c814817475e429584b27e637cf1e875a7a44c134f4ad40dbd5136.exe" Track="0001001000"2⤵
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1344 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1344 -s 13723⤵
- Loads dropped DLL
- Program crash
PID:320
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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\Users\Admin\AppData\Local\Temp\22cf1266659c814817475e429584b27e637cf1e875a7a44c134f4ad40dbd5136.exe
Filesize853KB
MD5295dce02b210a03ebc95e1100b86cb56
SHA1281ea0847816af6f7a390df0705e37bd8d504c0c
SHA25622cf1266659c814817475e429584b27e637cf1e875a7a44c134f4ad40dbd5136
SHA512bb6d7f1333fe412739e1e20314a0e138b4890870865dfe68fe0e30d8207770c96519d0e978ed0c9fb0a2480127b14bbb84ea48133e9d67ed40439d9f88534abd
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\Users\Admin\AppData\Local\Temp\22cf1266659c814817475e429584b27e637cf1e875a7a44c134f4ad40dbd5136.exe
Filesize853KB
MD5295dce02b210a03ebc95e1100b86cb56
SHA1281ea0847816af6f7a390df0705e37bd8d504c0c
SHA25622cf1266659c814817475e429584b27e637cf1e875a7a44c134f4ad40dbd5136
SHA512bb6d7f1333fe412739e1e20314a0e138b4890870865dfe68fe0e30d8207770c96519d0e978ed0c9fb0a2480127b14bbb84ea48133e9d67ed40439d9f88534abd
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\Users\Admin\AppData\Local\Temp\22cf1266659c814817475e429584b27e637cf1e875a7a44c134f4ad40dbd5136.exe
Filesize853KB
MD5295dce02b210a03ebc95e1100b86cb56
SHA1281ea0847816af6f7a390df0705e37bd8d504c0c
SHA25622cf1266659c814817475e429584b27e637cf1e875a7a44c134f4ad40dbd5136
SHA512bb6d7f1333fe412739e1e20314a0e138b4890870865dfe68fe0e30d8207770c96519d0e978ed0c9fb0a2480127b14bbb84ea48133e9d67ed40439d9f88534abd
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\Users\Admin\AppData\Local\Temp\22cf1266659c814817475e429584b27e637cf1e875a7a44c134f4ad40dbd5136.exe
Filesize853KB
MD5295dce02b210a03ebc95e1100b86cb56
SHA1281ea0847816af6f7a390df0705e37bd8d504c0c
SHA25622cf1266659c814817475e429584b27e637cf1e875a7a44c134f4ad40dbd5136
SHA512bb6d7f1333fe412739e1e20314a0e138b4890870865dfe68fe0e30d8207770c96519d0e978ed0c9fb0a2480127b14bbb84ea48133e9d67ed40439d9f88534abd
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\Users\Admin\AppData\Local\Temp\22cf1266659c814817475e429584b27e637cf1e875a7a44c134f4ad40dbd5136.exe
Filesize853KB
MD5295dce02b210a03ebc95e1100b86cb56
SHA1281ea0847816af6f7a390df0705e37bd8d504c0c
SHA25622cf1266659c814817475e429584b27e637cf1e875a7a44c134f4ad40dbd5136
SHA512bb6d7f1333fe412739e1e20314a0e138b4890870865dfe68fe0e30d8207770c96519d0e978ed0c9fb0a2480127b14bbb84ea48133e9d67ed40439d9f88534abd
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\Users\Admin\AppData\Local\Temp\22cf1266659c814817475e429584b27e637cf1e875a7a44c134f4ad40dbd5136.exe
Filesize853KB
MD5295dce02b210a03ebc95e1100b86cb56
SHA1281ea0847816af6f7a390df0705e37bd8d504c0c
SHA25622cf1266659c814817475e429584b27e637cf1e875a7a44c134f4ad40dbd5136
SHA512bb6d7f1333fe412739e1e20314a0e138b4890870865dfe68fe0e30d8207770c96519d0e978ed0c9fb0a2480127b14bbb84ea48133e9d67ed40439d9f88534abd
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\Users\Admin\AppData\Local\Temp\22cf1266659c814817475e429584b27e637cf1e875a7a44c134f4ad40dbd5136.exe
Filesize853KB
MD5295dce02b210a03ebc95e1100b86cb56
SHA1281ea0847816af6f7a390df0705e37bd8d504c0c
SHA25622cf1266659c814817475e429584b27e637cf1e875a7a44c134f4ad40dbd5136
SHA512bb6d7f1333fe412739e1e20314a0e138b4890870865dfe68fe0e30d8207770c96519d0e978ed0c9fb0a2480127b14bbb84ea48133e9d67ed40439d9f88534abd