Analysis
- max time kernel
70s - max time network
73s - platform
windows10_x64 - resource
win10v200430 - submitted
16/07/2020, 18:22
Static task
static1
Behavioral task
behavioral1
Sample
update.dll
Resource
win7
0 signatures
0 seconds
Behavioral task
behavioral2
Sample
update.dll
Resource
win10v200430
0 signatures
0 seconds
General
- Target update.dll
- Size 277KB
- Sample200716-ej916t664n
- SHA256 74cfa252e69c230f4d698eb2fd781b3b7c17231b1f4afccfcc23ffa5d3b2f467
- MD5 902dfdda85be4ce700a786274bc6adc0
- SHA1 9d995cf6952809eb2ebd4c4333bafeedd73bb1f0
- SHA512 713976be2f355f35146c4370b6db2f88805d33de418e6376f25c6d5594db576ad07558263638ac5a40b6f6aea397031604c15b23bd13bce9d365e2a12b3a41e3
- MD5 SHA1 SHA512
Score
3/10
Malware Config
Signatures
- Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 428 wrote to memory of 584 428 rundll32.exe 66 PID 428 wrote to memory of 584 428 rundll32.exe 66 PID 428 wrote to memory of 584 428 rundll32.exe 66 - Program crash 1 IoCs
pid pid_target Process procid_target 904 584 WerFault.exe 66 - Suspicious use of AdjustPrivilegeToken 3 IoCs
description pid Process Token: SeRestorePrivilege 904 WerFault.exe Token: SeBackupPrivilege 904 WerFault.exe Token: SeDebugPrivilege 904 WerFault.exe - Suspicious behavior: EnumeratesProcesses 13 IoCs
pid Process 904 WerFault.exe 904 WerFault.exe 904 WerFault.exe 904 WerFault.exe 904 WerFault.exe 904 WerFault.exe 904 WerFault.exe 904 WerFault.exe 904 WerFault.exe 904 WerFault.exe 904 WerFault.exe 904 WerFault.exe 904 WerFault.exe
Processes
-
C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\update.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:428 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\update.dll,#12⤵PID:584
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 584 -s 6163⤵
- Program crash
- Suspicious use of AdjustPrivilegeToken
- Suspicious behavior: EnumeratesProcesses
PID:904
-
-