Analysis
-
max time kernel
15s -
max time network
18s -
platform
windows7_x64 -
resource
win7-20240729-en -
resource tags
arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system -
submitted
10-11-2024 01:24
Behavioral task
behavioral1
Sample
5402d5ae33ffa864e5ab052e7eec740af47c8543c079f533f2bec7d1dd6fd7daN.dll
Resource
win7-20240729-en
Behavioral task
behavioral2
Sample
5402d5ae33ffa864e5ab052e7eec740af47c8543c079f533f2bec7d1dd6fd7daN.dll
Resource
win10v2004-20241007-en
General
-
Target
5402d5ae33ffa864e5ab052e7eec740af47c8543c079f533f2bec7d1dd6fd7daN.dll
-
Size
76KB
-
MD5
bba43f317b98af4e1887c3585d364b60
-
SHA1
614557a7218a0eff0c5f54e87aae5712efb50144
-
SHA256
5402d5ae33ffa864e5ab052e7eec740af47c8543c079f533f2bec7d1dd6fd7da
-
SHA512
cf13988b2dfce7044cba870740357cfa68b1e89d6dbfbf6b14bf76f221dfaf9a79117fed7ab670f8305bf6ab618238efcc2c52036549dafd4be4e2c1bb1e72c7
-
SSDEEP
1536:YjV8y93KQpFQmPLRk7G50zy/riF12jvRyo0hQk7ZjgiSG:c8y93KQjy7G55riF1cMo03Oc
Malware Config
Signatures
-
Processes:
resource yara_rule behavioral1/memory/1936-0-0x0000000010000000-0x0000000010030000-memory.dmp upx behavioral1/memory/1936-1-0x0000000010000000-0x0000000010030000-memory.dmp upx -
Program crash 1 IoCs
Processes:
WerFault.exepid pid_target process 2628 1936 WerFault.exe -
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 1936 rundll32.exe -
Suspicious use of WriteProcessMemory 11 IoCs
Processes:
rundll32.exerundll32.exedescription pid process target process PID 1076 wrote to memory of 1936 1076 rundll32.exe rundll32.exe PID 1076 wrote to memory of 1936 1076 rundll32.exe rundll32.exe PID 1076 wrote to memory of 1936 1076 rundll32.exe rundll32.exe PID 1076 wrote to memory of 1936 1076 rundll32.exe rundll32.exe PID 1076 wrote to memory of 1936 1076 rundll32.exe rundll32.exe PID 1076 wrote to memory of 1936 1076 rundll32.exe rundll32.exe PID 1076 wrote to memory of 1936 1076 rundll32.exe rundll32.exe PID 1936 wrote to memory of 2628 1936 rundll32.exe WerFault.exe PID 1936 wrote to memory of 2628 1936 rundll32.exe WerFault.exe PID 1936 wrote to memory of 2628 1936 rundll32.exe WerFault.exe PID 1936 wrote to memory of 2628 1936 rundll32.exe WerFault.exe
Processes
-
C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\5402d5ae33ffa864e5ab052e7eec740af47c8543c079f533f2bec7d1dd6fd7daN.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:1076 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\5402d5ae33ffa864e5ab052e7eec740af47c8543c079f533f2bec7d1dd6fd7daN.dll,#12⤵
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1936 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1936 -s 3083⤵
- Program crash
PID:2628