Analysis
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max time kernel
516s -
max time network
576s -
platform
windows10-2004_x64 -
resource
win10v2004-20221111-en -
resource tags
arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system -
submitted
22/12/2022, 21:47
Static task
static1
URLScan task
urlscan1
Behavioral task
behavioral1
Sample
http://cmat.co.kr
Resource
win7-20220812-en
windows7-x64
6 signatures
600 seconds
Behavioral task
behavioral2
Sample
http://cmat.co.kr
Resource
win10v2004-20221111-en
windows10-2004-x64
7 signatures
600 seconds
General
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Target
http://cmat.co.kr
Score
1/10
Malware Config
Signatures
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Checks processor information in registry 2 TTPs 5 IoCs
Processor information is often read in order to detect sandboxing environments.
description ioc Process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Update Signature firefox.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Update Revision firefox.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~Mhz firefox.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\VendorIdentifier firefox.exe Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 firefox.exe -
Modifies registry class 1 IoCs
description ioc Process Key created \REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000_Classes\Local Settings firefox.exe -
Suspicious use of AdjustPrivilegeToken 7 IoCs
description pid Process Token: SeDebugPrivilege 4760 firefox.exe Token: SeDebugPrivilege 4760 firefox.exe Token: SeDebugPrivilege 4760 firefox.exe Token: SeDebugPrivilege 4760 firefox.exe Token: SeDebugPrivilege 4760 firefox.exe Token: SeDebugPrivilege 4760 firefox.exe Token: SeDebugPrivilege 4760 firefox.exe -
Suspicious use of FindShellTrayWindow 4 IoCs
pid Process 4760 firefox.exe 4760 firefox.exe 4760 firefox.exe 4760 firefox.exe -
Suspicious use of SendNotifyMessage 3 IoCs
pid Process 4760 firefox.exe 4760 firefox.exe 4760 firefox.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 4760 firefox.exe -
Suspicious use of WriteProcessMemory 64 IoCs
description pid Process procid_target PID 2884 wrote to memory of 4760 2884 firefox.exe 82 PID 2884 wrote to memory of 4760 2884 firefox.exe 82 PID 2884 wrote to memory of 4760 2884 firefox.exe 82 PID 2884 wrote to memory of 4760 2884 firefox.exe 82 PID 2884 wrote to memory of 4760 2884 firefox.exe 82 PID 2884 wrote to memory of 4760 2884 firefox.exe 82 PID 2884 wrote to memory of 4760 2884 firefox.exe 82 PID 2884 wrote to memory of 4760 2884 firefox.exe 82 PID 2884 wrote to memory of 4760 2884 firefox.exe 82 PID 4760 wrote to memory of 3364 4760 firefox.exe 83 PID 4760 wrote to memory of 3364 4760 firefox.exe 83 PID 4760 wrote to memory of 1232 4760 firefox.exe 86 PID 4760 wrote to memory of 1232 4760 firefox.exe 86 PID 4760 wrote to memory of 1232 4760 firefox.exe 86 PID 4760 wrote to memory of 1232 4760 firefox.exe 86 PID 4760 wrote to memory of 1232 4760 firefox.exe 86 PID 4760 wrote to memory of 1232 4760 firefox.exe 86 PID 4760 wrote to memory of 1232 4760 firefox.exe 86 PID 4760 wrote to memory of 1232 4760 firefox.exe 86 PID 4760 wrote to memory of 1232 4760 firefox.exe 86 PID 4760 wrote to memory of 1232 4760 firefox.exe 86 PID 4760 wrote to memory of 1232 4760 firefox.exe 86 PID 4760 wrote to memory of 1232 4760 firefox.exe 86 PID 4760 wrote to memory of 1232 4760 firefox.exe 86 PID 4760 wrote to memory of 1232 4760 firefox.exe 86 PID 4760 wrote to memory of 1232 4760 firefox.exe 86 PID 4760 wrote to memory of 1232 4760 firefox.exe 86 PID 4760 wrote to memory of 1232 4760 firefox.exe 86 PID 4760 wrote to memory of 1232 4760 firefox.exe 86 PID 4760 wrote to memory of 1232 4760 firefox.exe 86 PID 4760 wrote to memory of 1232 4760 firefox.exe 86 PID 4760 wrote to memory of 1232 4760 firefox.exe 86 PID 4760 wrote to memory of 1232 4760 firefox.exe 86 PID 4760 wrote to memory of 1232 4760 firefox.exe 86 PID 4760 wrote to memory of 1232 4760 firefox.exe 86 PID 4760 wrote to memory of 1232 4760 firefox.exe 86 PID 4760 wrote to memory of 1232 4760 firefox.exe 86 PID 4760 wrote to memory of 1232 4760 firefox.exe 86 PID 4760 wrote to memory of 1232 4760 firefox.exe 86 PID 4760 wrote to memory of 1232 4760 firefox.exe 86 PID 4760 wrote to memory of 1232 4760 firefox.exe 86 PID 4760 wrote to memory of 1232 4760 firefox.exe 86 PID 4760 wrote to memory of 1232 4760 firefox.exe 86 PID 4760 wrote to memory of 1232 4760 firefox.exe 86 PID 4760 wrote to memory of 1232 4760 firefox.exe 86 PID 4760 wrote to memory of 1232 4760 firefox.exe 86 PID 4760 wrote to memory of 1232 4760 firefox.exe 86 PID 4760 wrote to memory of 1232 4760 firefox.exe 86 PID 4760 wrote to memory of 1232 4760 firefox.exe 86 PID 4760 wrote to memory of 1232 4760 firefox.exe 86 PID 4760 wrote to memory of 1232 4760 firefox.exe 86 PID 4760 wrote to memory of 1232 4760 firefox.exe 86 PID 4760 wrote to memory of 1232 4760 firefox.exe 86 PID 4760 wrote to memory of 1232 4760 firefox.exe 86 PID 4760 wrote to memory of 2916 4760 firefox.exe 87 PID 4760 wrote to memory of 2916 4760 firefox.exe 87 PID 4760 wrote to memory of 2916 4760 firefox.exe 87 PID 4760 wrote to memory of 2916 4760 firefox.exe 87 PID 4760 wrote to memory of 2916 4760 firefox.exe 87 PID 4760 wrote to memory of 2916 4760 firefox.exe 87 PID 4760 wrote to memory of 2916 4760 firefox.exe 87 PID 4760 wrote to memory of 2916 4760 firefox.exe 87 PID 4760 wrote to memory of 2916 4760 firefox.exe 87 PID 4760 wrote to memory of 2916 4760 firefox.exe 87
Processes
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C:\Program Files\Mozilla Firefox\firefox.exe"C:\Program Files\Mozilla Firefox\firefox.exe" http://cmat.co.kr1⤵
- Suspicious use of WriteProcessMemory
PID:2884 -
C:\Program Files\Mozilla Firefox\firefox.exe"C:\Program Files\Mozilla Firefox\firefox.exe" http://cmat.co.kr2⤵
- Checks processor information in registry
- Modifies registry class
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4760 -
C:\Program Files\Mozilla Firefox\firefox.exe"C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="4760.0.520678817\491736791" -parentBuildID 20200403170909 -prefsHandle 1720 -prefMapHandle 1712 -prefsLen 1 -prefMapSize 219944 -appdir "C:\Program Files\Mozilla Firefox\browser" - 4760 "\\.\pipe\gecko-crash-server-pipe.4760" 1796 gpu3⤵PID:3364
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C:\Program Files\Mozilla Firefox\firefox.exe"C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="4760.3.1573281499\1717693294" -childID 1 -isForBrowser -prefsHandle 2388 -prefMapHandle 2456 -prefsLen 112 -prefMapSize 219944 -parentBuildID 20200403170909 -appdir "C:\Program Files\Mozilla Firefox\browser" - 4760 "\\.\pipe\gecko-crash-server-pipe.4760" 2256 tab3⤵PID:1232
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C:\Program Files\Mozilla Firefox\firefox.exe"C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="4760.13.1289149089\615898939" -childID 2 -isForBrowser -prefsHandle 3648 -prefMapHandle 3644 -prefsLen 6894 -prefMapSize 219944 -parentBuildID 20200403170909 -appdir "C:\Program Files\Mozilla Firefox\browser" - 4760 "\\.\pipe\gecko-crash-server-pipe.4760" 3656 tab3⤵PID:2916
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