Analysis
-
max time kernel
118s -
max time network
135s -
platform
windows10_x64 -
resource
win10-en-20210920 -
submitted
21-10-2021 15:27
Static task
static1
Behavioral task
behavioral1
Sample
21d0000.dll
Resource
win7-en-20211014
windows7_x64
0 signatures
0 seconds
Behavioral task
behavioral2
Sample
21d0000.dll
Resource
win10-en-20210920
windows10_x64
0 signatures
0 seconds
General
-
Target
21d0000.dll
-
Size
119KB
-
MD5
e49641855a12cdaaa15831ebe6455a8d
-
SHA1
06eb6a69cedd34403a9e684b3369dafe037a0d25
-
SHA256
cf15e511906ceca3c0f9f67d36ba12880b52cb597f61d994e009f86c746aaa2f
-
SHA512
45808595d8a8f6fe4adb9ca0c42c62fe68f972e867775f5d5c87d8e8d7bbdf99d066bb4609b43c86aa26399e286e3ac4b56ed25316a73386f6a12d1a9976d567
Score
3/10
Malware Config
Signatures
-
Program crash 1 IoCs
Processes:
WerFault.exepid pid_target process target process 1432 3536 WerFault.exe regsvr32.exe -
Suspicious behavior: EnumeratesProcesses 14 IoCs
Processes:
regsvr32.exeWerFault.exepid process 3536 regsvr32.exe 3536 regsvr32.exe 1432 WerFault.exe 1432 WerFault.exe 1432 WerFault.exe 1432 WerFault.exe 1432 WerFault.exe 1432 WerFault.exe 1432 WerFault.exe 1432 WerFault.exe 1432 WerFault.exe 1432 WerFault.exe 1432 WerFault.exe 1432 WerFault.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
Processes:
WerFault.exedescription pid process Token: SeRestorePrivilege 1432 WerFault.exe Token: SeBackupPrivilege 1432 WerFault.exe Token: SeDebugPrivilege 1432 WerFault.exe -
Suspicious use of WriteProcessMemory 6 IoCs
Processes:
regsvr32.exeregsvr32.exedescription pid process target process PID 2888 wrote to memory of 3536 2888 regsvr32.exe regsvr32.exe PID 2888 wrote to memory of 3536 2888 regsvr32.exe regsvr32.exe PID 2888 wrote to memory of 3536 2888 regsvr32.exe regsvr32.exe PID 3536 wrote to memory of 3888 3536 regsvr32.exe explorer.exe PID 3536 wrote to memory of 3888 3536 regsvr32.exe explorer.exe PID 3536 wrote to memory of 3888 3536 regsvr32.exe explorer.exe
Processes
-
C:\Windows\system32\regsvr32.exeregsvr32 /s C:\Users\Admin\AppData\Local\Temp\21d0000.dll1⤵
- Suspicious use of WriteProcessMemory
-
C:\Windows\SysWOW64\regsvr32.exe/s C:\Users\Admin\AppData\Local\Temp\21d0000.dll2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
-
C:\Windows\SysWOW64\explorer.exeC:\Windows\SysWOW64\explorer.exe3⤵
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3536 -s 7723⤵
- Program crash
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
Network
MITRE ATT&CK Matrix
Replay Monitor
Loading Replay Monitor...
Downloads
-
memory/3536-115-0x0000000000000000-mapping.dmp