Analysis
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max time kernel
110s -
max time network
16s -
platform
windows7_x64 -
resource
win7-20240708-en -
resource tags
arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system -
submitted
16-08-2024 17:32
Behavioral task
behavioral1
Sample
cd0491d3e69080165e79e9279d520e20N.dll
Resource
win7-20240708-en
General
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Target
cd0491d3e69080165e79e9279d520e20N.dll
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Size
76KB
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MD5
cd0491d3e69080165e79e9279d520e20
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SHA1
b3b0c645fa7ed80805785188952358379ce967dc
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SHA256
df6fc3e3d47d04b97b591e2cbba81deada83463968d969c96991009a47968f91
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SHA512
f67ccc6af1911ac112ebc813a8928be02f07858698de30e93860e4f1921465cf938d5d5736dc84354e4500d03f13e89708e1d7755f1b13e0d239dfcc7d876bd4
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SSDEEP
1536:YjV8y93KQpFQmPLRk7G50zy/riF12jvRyo0hQk7ZWK4FG:c8y93KQjy7G55riF1cMo03tUG
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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Processes:
resource yara_rule behavioral1/memory/2112-0-0x0000000010000000-0x0000000010030000-memory.dmp upx behavioral1/memory/2112-1-0x0000000010000000-0x0000000010030000-memory.dmp upx -
Program crash 1 IoCs
Processes:
WerFault.exepid pid_target Process procid_target 2408 2112 WerFault.exe 30 -
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:
rundll32.exedescription ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language rundll32.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
rundll32.exedescription pid Process Token: SeDebugPrivilege 2112 rundll32.exe -
Suspicious use of WriteProcessMemory 11 IoCs
Processes:
rundll32.exerundll32.exedescription pid Process procid_target PID 2104 wrote to memory of 2112 2104 rundll32.exe 30 PID 2104 wrote to memory of 2112 2104 rundll32.exe 30 PID 2104 wrote to memory of 2112 2104 rundll32.exe 30 PID 2104 wrote to memory of 2112 2104 rundll32.exe 30 PID 2104 wrote to memory of 2112 2104 rundll32.exe 30 PID 2104 wrote to memory of 2112 2104 rundll32.exe 30 PID 2104 wrote to memory of 2112 2104 rundll32.exe 30 PID 2112 wrote to memory of 2408 2112 rundll32.exe 31 PID 2112 wrote to memory of 2408 2112 rundll32.exe 31 PID 2112 wrote to memory of 2408 2112 rundll32.exe 31 PID 2112 wrote to memory of 2408 2112 rundll32.exe 31
Processes
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C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\cd0491d3e69080165e79e9279d520e20N.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:2104 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\cd0491d3e69080165e79e9279d520e20N.dll,#12⤵
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2112 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2112 -s 3243⤵
- Program crash
PID:2408
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