Analysis
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max time kernel
94s -
max time network
96s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
13-09-2024 18:06
Behavioral task
behavioral1
Sample
c05e7e35ca4d90fea0b899c1e5ea5bc0N.dll
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
c05e7e35ca4d90fea0b899c1e5ea5bc0N.dll
Resource
win10v2004-20240802-en
General
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Target
c05e7e35ca4d90fea0b899c1e5ea5bc0N.dll
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Size
76KB
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MD5
c05e7e35ca4d90fea0b899c1e5ea5bc0
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SHA1
00c2b22bb5bcf35306bde75eb2ab2d79ace91a42
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SHA256
c8b535facbbd6cf73a9c65ae3bcdf6a94d0960756ce6411a44f3325ebfddc246
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SHA512
5854e4643db8267e8f3b3a4b9707030e51c961bfdd5a915de0ae9af7fd71cec2063a5ece9872a8e8fc1dc3c2bb8a8221c465b1fa0e9e1e3f0f23842a02e30c9e
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SSDEEP
1536:YjV8y93KQpFQmPLRk7G50zy/riF12jvRyo0hQk7ZIA:c8y93KQjy7G55riF1cMo03aA
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 behavioral2/memory/3352-0-0x0000000010000000-0x0000000010030000-memory.dmp upx behavioral2/memory/3352-1-0x0000000010000000-0x0000000010030000-memory.dmp upx -
Program crash 1 IoCs
Processes:
WerFault.exepid pid_target Process procid_target 1240 3352 WerFault.exe 83 -
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 3352 rundll32.exe -
Suspicious use of WriteProcessMemory 3 IoCs
Processes:
rundll32.exedescription pid Process procid_target PID 244 wrote to memory of 3352 244 rundll32.exe 83 PID 244 wrote to memory of 3352 244 rundll32.exe 83 PID 244 wrote to memory of 3352 244 rundll32.exe 83
Processes
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C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\c05e7e35ca4d90fea0b899c1e5ea5bc0N.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:244 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\c05e7e35ca4d90fea0b899c1e5ea5bc0N.dll,#12⤵
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
PID:3352 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3352 -s 7043⤵
- Program crash
PID:1240
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 452 -p 3352 -ip 33521⤵PID:5092