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Analysis
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max time kernel
87s -
max time network
204s -
platform
windows11-21h2_x64 -
resource
win11-20241023-en -
resource tags
arch:x64arch:x86image:win11-20241023-enlocale:en-usos:windows11-21h2-x64system -
submitted
07/01/2025, 08:02
Static task
static1
Behavioral task
behavioral1
Sample
Precedenti di violazione dei contenuti.exe
Resource
win11-20241007-en
Behavioral task
behavioral2
Sample
msimg32.dll
Resource
win11-20241023-en
General
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Target
msimg32.dll
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Size
31.4MB
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MD5
89251cc68b1e4f944c70bf906911ecae
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SHA1
98b65fccf300e4a85575f1a62e7b3bc54ef0b910
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SHA256
4a80e0e5d4822b96fb9bd71c0f82bafad1661828af2d7004d4429ffa3b9ef6d2
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SHA512
41be121404640198bb1bb21a13e294b658d7f08a8f70747b9ca115c229a288aba61fa58d776c845e46e0bb5f3be40a6e7cf5bd491a0688df2d5cb86fb53176aa
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SSDEEP
393216:Ue3INPM39bBqsr7+0Xx93by0WWZ2z8BCBkYplJIdqaw:UeYNM39bBFrVx93bdZ2k8Odqaw
Malware Config
Signatures
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Suspicious use of NtCreateUserProcessOtherParentProcess 1 IoCs
description pid Process procid_target PID 1904 created 2784 1904 rundll32.exe 49 -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-4248760313-3670024077-2384670640-1000\Software\Microsoft\Windows\CurrentVersion\Run\FortinetDLP = "rundll32.exe C:\\Users\\Admin\\Documents\\CrashRpt231603.dll,EntryPoint" reg.exe -
Program crash 1 IoCs
pid pid_target Process procid_target 2864 1904 WerFault.exe 79 -
System Location Discovery: System Language Discovery 1 TTPs 5 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language rundll32.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language rundll32.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language reg.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language svchost.exe -
Suspicious behavior: EnumeratesProcesses 8 IoCs
pid Process 1904 rundll32.exe 1904 rundll32.exe 1904 rundll32.exe 1904 rundll32.exe 4932 svchost.exe 4932 svchost.exe 4932 svchost.exe 4932 svchost.exe -
Suspicious use of WriteProcessMemory 19 IoCs
description pid Process procid_target PID 4808 wrote to memory of 3000 4808 rundll32.exe 78 PID 4808 wrote to memory of 3000 4808 rundll32.exe 78 PID 4808 wrote to memory of 3000 4808 rundll32.exe 78 PID 3000 wrote to memory of 1904 3000 rundll32.exe 79 PID 3000 wrote to memory of 1904 3000 rundll32.exe 79 PID 3000 wrote to memory of 1904 3000 rundll32.exe 79 PID 3000 wrote to memory of 1904 3000 rundll32.exe 79 PID 3000 wrote to memory of 1904 3000 rundll32.exe 79 PID 3000 wrote to memory of 1828 3000 rundll32.exe 80 PID 3000 wrote to memory of 1828 3000 rundll32.exe 80 PID 3000 wrote to memory of 1828 3000 rundll32.exe 80 PID 1828 wrote to memory of 2428 1828 cmd.exe 82 PID 1828 wrote to memory of 2428 1828 cmd.exe 82 PID 1828 wrote to memory of 2428 1828 cmd.exe 82 PID 1904 wrote to memory of 4932 1904 rundll32.exe 83 PID 1904 wrote to memory of 4932 1904 rundll32.exe 83 PID 1904 wrote to memory of 4932 1904 rundll32.exe 83 PID 1904 wrote to memory of 4932 1904 rundll32.exe 83 PID 1904 wrote to memory of 4932 1904 rundll32.exe 83
Processes
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc1⤵PID:2784
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C:\Windows\SysWOW64\svchost.exe"C:\Windows\System32\svchost.exe"2⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
PID:4932
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C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\msimg32.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:4808 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\msimg32.dll,#12⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3000 -
C:\Windows\SysWOW64\rundll32.exe"C:\Windows\SysWOW64\rundll32.exe"3⤵
- Suspicious use of NtCreateUserProcessOtherParentProcess
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:1904 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1904 -s 4204⤵
- Program crash
PID:2864
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C:\Windows\SysWOW64\cmd.execmd.exe /C reg add "HKCU\SOFTWARE\Microsoft\Windows\CurrentVersion\Run" /v "FortinetDLP" /t REG_SZ /d "rundll32.exe C:\Users\Admin\Documents\CrashRpt231603.dll",EntryPoint /f & exit3⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1828 -
C:\Windows\SysWOW64\reg.exereg add "HKCU\SOFTWARE\Microsoft\Windows\CurrentVersion\Run" /v "FortinetDLP" /t REG_SZ /d "rundll32.exe C:\Users\Admin\Documents\CrashRpt231603.dll",EntryPoint /f4⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
PID:2428
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 436 -p 1904 -ip 19041⤵PID:1408