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Analysis
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max time kernel
93s -
max time network
94s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
18/12/2024, 23:11
Behavioral task
behavioral1
Sample
50e70a1e97573cddb26eb4d2b9ec2ad501381d36e1884130e7603f103ec2516e.dll
Resource
win7-20241010-en
Behavioral task
behavioral2
Sample
50e70a1e97573cddb26eb4d2b9ec2ad501381d36e1884130e7603f103ec2516e.dll
Resource
win10v2004-20241007-en
General
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Target
50e70a1e97573cddb26eb4d2b9ec2ad501381d36e1884130e7603f103ec2516e.dll
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Size
80KB
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MD5
68d42c8bbea29e3e19cc366680150d4f
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SHA1
571d3ca158e5a4b5464af2e8b9e8b0e982bc35bc
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SHA256
50e70a1e97573cddb26eb4d2b9ec2ad501381d36e1884130e7603f103ec2516e
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SHA512
92ca8fa53f7068a1340e018151e4dd4db1a662b5dbd20d39279886d1f28ee5989860644938baa6ffa19b16b6939be8ac2f3b0c9bcf56d4acfa36a65a43e539ba
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SSDEEP
1536:5POOhfbOjovgdVydUgoNrwBZXGDaZ1QIxrfItMgR7ZaO+fGxHZPEqQWMInY:5dbwovEVyqgoZmZXWfIdQdRaefPJnY
Malware Config
Signatures
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Event Triggered Execution: AppInit DLLs 1 TTPs
Adversaries may establish persistence and/or elevate privileges by executing malicious content triggered by AppInit DLLs loaded into processes.
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pid Process 3432 arp.exe 3104 arp.exe 1996 arp.exe 3676 arp.exe 4268 arp.exe 2220 arp.exe 4844 arp.exe 5008 arp.exe 768 arp.exe -
resource yara_rule behavioral2/memory/5024-0-0x0000000010000000-0x0000000010033000-memory.dmp upx behavioral2/memory/5024-2-0x0000000010000000-0x0000000010033000-memory.dmp upx -
Program crash 1 IoCs
pid pid_target Process procid_target 3280 5024 WerFault.exe 83 -
System Location Discovery: System Language Discovery 1 TTPs 10 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 arp.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language arp.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language arp.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language arp.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language rundll32.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language arp.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language arp.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language arp.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language arp.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language arp.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 5024 rundll32.exe -
Suspicious use of WriteProcessMemory 30 IoCs
description pid Process procid_target PID 4244 wrote to memory of 5024 4244 rundll32.exe 83 PID 4244 wrote to memory of 5024 4244 rundll32.exe 83 PID 4244 wrote to memory of 5024 4244 rundll32.exe 83 PID 5024 wrote to memory of 5008 5024 rundll32.exe 85 PID 5024 wrote to memory of 5008 5024 rundll32.exe 85 PID 5024 wrote to memory of 5008 5024 rundll32.exe 85 PID 5024 wrote to memory of 3676 5024 rundll32.exe 88 PID 5024 wrote to memory of 3676 5024 rundll32.exe 88 PID 5024 wrote to memory of 3676 5024 rundll32.exe 88 PID 5024 wrote to memory of 1996 5024 rundll32.exe 89 PID 5024 wrote to memory of 1996 5024 rundll32.exe 89 PID 5024 wrote to memory of 1996 5024 rundll32.exe 89 PID 5024 wrote to memory of 3104 5024 rundll32.exe 90 PID 5024 wrote to memory of 3104 5024 rundll32.exe 90 PID 5024 wrote to memory of 3104 5024 rundll32.exe 90 PID 5024 wrote to memory of 4844 5024 rundll32.exe 91 PID 5024 wrote to memory of 4844 5024 rundll32.exe 91 PID 5024 wrote to memory of 4844 5024 rundll32.exe 91 PID 5024 wrote to memory of 2220 5024 rundll32.exe 92 PID 5024 wrote to memory of 2220 5024 rundll32.exe 92 PID 5024 wrote to memory of 2220 5024 rundll32.exe 92 PID 5024 wrote to memory of 3432 5024 rundll32.exe 93 PID 5024 wrote to memory of 3432 5024 rundll32.exe 93 PID 5024 wrote to memory of 3432 5024 rundll32.exe 93 PID 5024 wrote to memory of 768 5024 rundll32.exe 94 PID 5024 wrote to memory of 768 5024 rundll32.exe 94 PID 5024 wrote to memory of 768 5024 rundll32.exe 94 PID 5024 wrote to memory of 4268 5024 rundll32.exe 95 PID 5024 wrote to memory of 4268 5024 rundll32.exe 95 PID 5024 wrote to memory of 4268 5024 rundll32.exe 95
Processes
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C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\50e70a1e97573cddb26eb4d2b9ec2ad501381d36e1884130e7603f103ec2516e.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:4244 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\50e70a1e97573cddb26eb4d2b9ec2ad501381d36e1884130e7603f103ec2516e.dll,#12⤵
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:5024 -
C:\Windows\SysWOW64\arp.exearp -a3⤵
- Network Service Discovery
- System Location Discovery: System Language Discovery
PID:5008
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C:\Windows\SysWOW64\arp.exearp -s 10.127.0.1 34-28-3d-4e-2d-e03⤵
- Network Service Discovery
- System Location Discovery: System Language Discovery
PID:3676
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C:\Windows\SysWOW64\arp.exearp -s 10.127.255.255 cf-2f-5c-0b-fe-d83⤵
- Network Service Discovery
- System Location Discovery: System Language Discovery
PID:1996
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C:\Windows\SysWOW64\arp.exearp -s 37.27.61.184 11-0b-31-6f-a0-4f3⤵
- Network Service Discovery
- System Location Discovery: System Language Discovery
PID:3104
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C:\Windows\SysWOW64\arp.exearp -s 224.0.0.22 1c-ea-7b-13-5f-733⤵
- Network Service Discovery
- System Location Discovery: System Language Discovery
PID:4844
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C:\Windows\SysWOW64\arp.exearp -s 224.0.0.251 99-ad-ae-ad-45-b73⤵
- Network Service Discovery
- System Location Discovery: System Language Discovery
PID:2220
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C:\Windows\SysWOW64\arp.exearp -s 224.0.0.252 f3-f6-c5-4b-2b-503⤵
- Network Service Discovery
- System Location Discovery: System Language Discovery
PID:3432
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C:\Windows\SysWOW64\arp.exearp -s 239.255.255.250 b2-e7-7e-6a-e1-f93⤵
- Network Service Discovery
- System Location Discovery: System Language Discovery
PID:768
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C:\Windows\SysWOW64\arp.exearp -s 255.255.255.255 69-49-cf-fb-58-6c3⤵
- Network Service Discovery
- System Location Discovery: System Language Discovery
PID:4268
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 5024 -s 7043⤵
- Program crash
PID:3280
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 5024 -ip 50241⤵PID:2008