Analysis Overview
SHA256
695e7e6b183b7b57c8b7113cb2d771a44e33d8d8158b2c74bbd9e71ddb860699
Threat Level: Known bad
The file Nmzquuiantsnzvtelvd.dll was found to be: Known bad.
Malicious Activity Summary
Detect PureCrypter injector
Purecrypter family
Suspicious behavior: CmdExeWriteProcessMemorySpam
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Analysis: static1
Detonation Overview
Reported
2023-02-28 01:51
Signatures
Detect PureCrypter injector
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Purecrypter family
Analysis: behavioral1
Detonation Overview
Submitted
2023-02-28 01:51
Reported
2023-02-28 01:53
Platform
win7-20230220-en
Max time kernel
119s
Max time network
107s
Command Line
Signatures
Suspicious behavior: CmdExeWriteProcessMemorySpam
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\system32\regsvr32.exe | N/A |
| N/A | N/A | C:\Windows\system32\regsvr32.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\Nmzquuiantsnzvtelvd.dll,#1
C:\Windows\system32\cmd.exe
"C:\Windows\system32\cmd.exe"
C:\Windows\system32\regsvr32.exe
regsvr32 /ds Nmzquuiantsnzvtelvd.dll
C:\Windows\system32\regsvr32.exe
regsvr32 /s Nmzquuiantsnzvtelvd.dll
Network
Files
memory/1728-54-0x00000000004B0000-0x00000000004B1000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2023-02-28 01:51
Reported
2023-02-28 01:54
Platform
win10-20230220-en
Max time kernel
165s
Max time network
180s
Command Line
Signatures
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 2308 wrote to memory of 3044 | N/A | C:\Windows\system32\cmd.exe | C:\Windows\system32\regsvr32.exe |
| PID 2308 wrote to memory of 3044 | N/A | C:\Windows\system32\cmd.exe | C:\Windows\system32\regsvr32.exe |
| PID 2308 wrote to memory of 1220 | N/A | C:\Windows\system32\cmd.exe | C:\Windows\system32\regsvr32.exe |
| PID 2308 wrote to memory of 1220 | N/A | C:\Windows\system32\cmd.exe | C:\Windows\system32\regsvr32.exe |
Processes
C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\Nmzquuiantsnzvtelvd.dll,#1
C:\Windows\system32\cmd.exe
"C:\Windows\system32\cmd.exe"
C:\Windows\system32\regsvr32.exe
regsvr32 Nmzquuiantsnzvtelvd.dll
C:\Windows\system32\regsvr32.exe
regsvr32 /s Nmzquuiantsnzvtelvd.dll
Network
| Country | Destination | Domain | Proto |
| US | 13.89.179.8:443 | tcp | |
| NL | 8.253.208.120:80 | tcp | |
| US | 8.8.8.8:53 | 64.13.109.52.in-addr.arpa | udp |
| US | 93.184.220.29:80 | tcp |