Malware Analysis Report

2024-11-16 13:44

Sample ID 240607-b1hvsafd5z
Target c4c7045103f42bea7bc9afb11433e4f49d767be0d0b28b678a824e5627804b89
SHA256 c4c7045103f42bea7bc9afb11433e4f49d767be0d0b28b678a824e5627804b89
Tags
stealc vidar discovery spyware stealer
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK

Enterprise Matrix V15

Analysis: static1

Detonation Overview

Signatures

Analysis: behavioral1

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral2

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis Overview

score
10/10

SHA256

c4c7045103f42bea7bc9afb11433e4f49d767be0d0b28b678a824e5627804b89

Threat Level: Known bad

The file c4c7045103f42bea7bc9afb11433e4f49d767be0d0b28b678a824e5627804b89 was found to be: Known bad.

Malicious Activity Summary

stealc vidar discovery spyware stealer

Vidar

Stealc

Detect Vidar Stealer

Downloads MZ/PE file

Reads data files stored by FTP clients

Reads user/profile data of web browsers

Checks installed software on the system

Accesses cryptocurrency files/wallets, possible credential harvesting

Suspicious use of SetThreadContext

Enumerates physical storage devices

Unsigned PE

Checks processor information in registry

Suspicious behavior: EnumeratesProcesses

Suspicious use of AdjustPrivilegeToken

Delays execution with timeout.exe

Suspicious use of WriteProcessMemory

Modifies system certificate store

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-06-07 01:36

Signatures

Unsigned PE

Description Indicator Process Target
N/A N/A N/A N/A

Analysis: behavioral1

Detonation Overview

Submitted

2024-06-07 01:36

Reported

2024-06-07 01:41

Platform

win7-20240508-en

Max time kernel

121s

Max time network

122s

Command Line

"C:\Users\Admin\AppData\Local\Temp\c4c7045103f42bea7bc9afb11433e4f49d767be0d0b28b678a824e5627804b89.exe"

Signatures

Detect Vidar Stealer

stealer
Description Indicator Process Target
N/A N/A N/A N/A

Stealc

stealer stealc

Vidar

stealer vidar

Downloads MZ/PE file

Reads data files stored by FTP clients

spyware stealer

Reads user/profile data of web browsers

spyware stealer

Accesses cryptocurrency files/wallets, possible credential harvesting

spyware

Checks installed software on the system

discovery

Suspicious use of SetThreadContext

Description Indicator Process Target
PID 2136 set thread context of 2660 N/A C:\Users\Admin\AppData\Local\Temp\c4c7045103f42bea7bc9afb11433e4f49d767be0d0b28b678a824e5627804b89.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe

Enumerates physical storage devices

Checks processor information in registry

Description Indicator Process Target
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe N/A

Delays execution with timeout.exe

evasion
Description Indicator Process Target
N/A N/A C:\Windows\SysWOW64\timeout.exe N/A

Modifies system certificate store

evasion spyware trojan
Description Indicator Process Target
Set value (data) \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\5FB7EE0633E259DBAD0C4C9AE6D38F1A61C7DC25\Blob = 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 C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\5FB7EE0633E259DBAD0C4C9AE6D38F1A61C7DC25 C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe N/A
Set value (data) \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\5FB7EE0633E259DBAD0C4C9AE6D38F1A61C7DC25\Blob = 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 C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe N/A

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe N/A
N/A N/A C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\c4c7045103f42bea7bc9afb11433e4f49d767be0d0b28b678a824e5627804b89.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 2136 wrote to memory of 2660 N/A C:\Users\Admin\AppData\Local\Temp\c4c7045103f42bea7bc9afb11433e4f49d767be0d0b28b678a824e5627804b89.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
PID 2136 wrote to memory of 2660 N/A C:\Users\Admin\AppData\Local\Temp\c4c7045103f42bea7bc9afb11433e4f49d767be0d0b28b678a824e5627804b89.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
PID 2136 wrote to memory of 2660 N/A C:\Users\Admin\AppData\Local\Temp\c4c7045103f42bea7bc9afb11433e4f49d767be0d0b28b678a824e5627804b89.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
PID 2136 wrote to memory of 2660 N/A C:\Users\Admin\AppData\Local\Temp\c4c7045103f42bea7bc9afb11433e4f49d767be0d0b28b678a824e5627804b89.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
PID 2136 wrote to memory of 2660 N/A C:\Users\Admin\AppData\Local\Temp\c4c7045103f42bea7bc9afb11433e4f49d767be0d0b28b678a824e5627804b89.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
PID 2136 wrote to memory of 2660 N/A C:\Users\Admin\AppData\Local\Temp\c4c7045103f42bea7bc9afb11433e4f49d767be0d0b28b678a824e5627804b89.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
PID 2136 wrote to memory of 2660 N/A C:\Users\Admin\AppData\Local\Temp\c4c7045103f42bea7bc9afb11433e4f49d767be0d0b28b678a824e5627804b89.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
PID 2136 wrote to memory of 2660 N/A C:\Users\Admin\AppData\Local\Temp\c4c7045103f42bea7bc9afb11433e4f49d767be0d0b28b678a824e5627804b89.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
PID 2136 wrote to memory of 2660 N/A C:\Users\Admin\AppData\Local\Temp\c4c7045103f42bea7bc9afb11433e4f49d767be0d0b28b678a824e5627804b89.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
PID 2136 wrote to memory of 2660 N/A C:\Users\Admin\AppData\Local\Temp\c4c7045103f42bea7bc9afb11433e4f49d767be0d0b28b678a824e5627804b89.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
PID 2136 wrote to memory of 2660 N/A C:\Users\Admin\AppData\Local\Temp\c4c7045103f42bea7bc9afb11433e4f49d767be0d0b28b678a824e5627804b89.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
PID 2136 wrote to memory of 2660 N/A C:\Users\Admin\AppData\Local\Temp\c4c7045103f42bea7bc9afb11433e4f49d767be0d0b28b678a824e5627804b89.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
PID 2136 wrote to memory of 2660 N/A C:\Users\Admin\AppData\Local\Temp\c4c7045103f42bea7bc9afb11433e4f49d767be0d0b28b678a824e5627804b89.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
PID 2660 wrote to memory of 2724 N/A C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe C:\Windows\SysWOW64\cmd.exe
PID 2660 wrote to memory of 2724 N/A C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe C:\Windows\SysWOW64\cmd.exe
PID 2660 wrote to memory of 2724 N/A C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe C:\Windows\SysWOW64\cmd.exe
PID 2660 wrote to memory of 2724 N/A C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe C:\Windows\SysWOW64\cmd.exe
PID 2724 wrote to memory of 1688 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\timeout.exe
PID 2724 wrote to memory of 1688 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\timeout.exe
PID 2724 wrote to memory of 1688 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\timeout.exe
PID 2724 wrote to memory of 1688 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\timeout.exe

Processes

C:\Users\Admin\AppData\Local\Temp\c4c7045103f42bea7bc9afb11433e4f49d767be0d0b28b678a824e5627804b89.exe

"C:\Users\Admin\AppData\Local\Temp\c4c7045103f42bea7bc9afb11433e4f49d767be0d0b28b678a824e5627804b89.exe"

C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe

"C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"

C:\Windows\SysWOW64\cmd.exe

"C:\Windows\System32\cmd.exe" /c timeout /t 10 & del /f /q "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe" & rd /s /q "C:\ProgramData\IJEHCGIJECFI" & exit

C:\Windows\SysWOW64\timeout.exe

timeout /t 10

Network

Country Destination Domain Proto
US 8.8.8.8:53 t.me udp
NL 149.154.167.99:443 t.me tcp
NL 149.154.167.99:443 t.me tcp
NL 149.154.167.99:443 t.me tcp
NL 149.154.167.99:443 t.me tcp
US 8.8.8.8:53 steamcommunity.com udp
BE 104.68.92.92:443 steamcommunity.com tcp
FI 95.217.28.33:443 95.217.28.33 tcp
FI 95.217.28.33:443 95.217.28.33 tcp
FI 95.217.28.33:443 95.217.28.33 tcp
FI 95.217.28.33:443 95.217.28.33 tcp
FI 95.217.28.33:443 95.217.28.33 tcp
FI 95.217.28.33:443 95.217.28.33 tcp
FI 95.217.28.33:443 95.217.28.33 tcp
FI 95.217.28.33:443 95.217.28.33 tcp
FI 95.217.28.33:443 tcp
FI 95.217.28.33:443 tcp
FI 95.217.28.33:443 tcp
FI 95.217.28.33:443 tcp
FI 95.217.28.33:443 tcp
FI 95.217.28.33:443 tcp
FI 95.217.28.33:443 95.217.28.33 tcp
FI 95.217.28.33:443 95.217.28.33 tcp
FI 95.217.28.33:443 95.217.28.33 tcp
FI 95.217.28.33:443 95.217.28.33 tcp
FI 95.217.28.33:443 95.217.28.33 tcp
FI 95.217.28.33:443 95.217.28.33 tcp

Files

memory/2136-0-0x00000000742AE000-0x00000000742AF000-memory.dmp

memory/2136-1-0x0000000000930000-0x0000000000CC6000-memory.dmp

memory/2136-2-0x0000000004AF0000-0x0000000004BDE000-memory.dmp

memory/2136-3-0x00000000742A0000-0x000000007498E000-memory.dmp

memory/2136-4-0x0000000004CB0000-0x0000000004D7C000-memory.dmp

memory/2136-5-0x00000000003A0000-0x00000000003BC000-memory.dmp

memory/2136-6-0x00000000003A0000-0x00000000003B5000-memory.dmp

memory/2136-37-0x00000000003A0000-0x00000000003B5000-memory.dmp

memory/2136-7-0x00000000003A0000-0x00000000003B5000-memory.dmp

memory/2136-65-0x00000000003A0000-0x00000000003B5000-memory.dmp

memory/2136-63-0x00000000003A0000-0x00000000003B5000-memory.dmp

memory/2136-61-0x00000000003A0000-0x00000000003B5000-memory.dmp

memory/2136-59-0x00000000003A0000-0x00000000003B5000-memory.dmp

memory/2136-57-0x00000000003A0000-0x00000000003B5000-memory.dmp

memory/2136-55-0x00000000003A0000-0x00000000003B5000-memory.dmp

memory/2136-53-0x00000000003A0000-0x00000000003B5000-memory.dmp

memory/2136-51-0x00000000003A0000-0x00000000003B5000-memory.dmp

memory/2136-49-0x00000000003A0000-0x00000000003B5000-memory.dmp

memory/2136-47-0x00000000003A0000-0x00000000003B5000-memory.dmp

memory/2136-45-0x00000000003A0000-0x00000000003B5000-memory.dmp

memory/2136-43-0x00000000003A0000-0x00000000003B5000-memory.dmp

memory/2136-41-0x00000000003A0000-0x00000000003B5000-memory.dmp

memory/2136-39-0x00000000003A0000-0x00000000003B5000-memory.dmp

memory/2136-35-0x00000000003A0000-0x00000000003B5000-memory.dmp

memory/2136-33-0x00000000003A0000-0x00000000003B5000-memory.dmp

memory/2136-32-0x00000000003A0000-0x00000000003B5000-memory.dmp

memory/2136-29-0x00000000003A0000-0x00000000003B5000-memory.dmp

memory/2136-27-0x00000000003A0000-0x00000000003B5000-memory.dmp

memory/2136-25-0x00000000003A0000-0x00000000003B5000-memory.dmp

memory/2136-23-0x00000000003A0000-0x00000000003B5000-memory.dmp

memory/2136-21-0x00000000003A0000-0x00000000003B5000-memory.dmp

memory/2136-20-0x00000000003A0000-0x00000000003B5000-memory.dmp

memory/2136-17-0x00000000003A0000-0x00000000003B5000-memory.dmp

memory/2136-15-0x00000000003A0000-0x00000000003B5000-memory.dmp

memory/2136-13-0x00000000003A0000-0x00000000003B5000-memory.dmp

memory/2136-11-0x00000000003A0000-0x00000000003B5000-memory.dmp

memory/2136-9-0x00000000003A0000-0x00000000003B5000-memory.dmp

memory/2136-66-0x00000000742A0000-0x000000007498E000-memory.dmp

memory/2660-69-0x0000000000400000-0x0000000000648000-memory.dmp

memory/2660-70-0x0000000000400000-0x0000000000648000-memory.dmp

memory/2660-68-0x0000000000400000-0x0000000000648000-memory.dmp

memory/2136-79-0x00000000742A0000-0x000000007498E000-memory.dmp

memory/2660-67-0x0000000000400000-0x0000000000648000-memory.dmp

C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\94308059B57B3142E455B38A6EB92015

MD5 49aebf8cbd62d92ac215b2923fb1b9f5
SHA1 1723be06719828dda65ad804298d0431f6aff976
SHA256 b33efcb95235b98b48508e019afa4b7655e80cf071defabd8b2123fc8b29307f
SHA512 bf86116b015fb56709516d686e168e7c9c68365136231cc51d0b6542ae95323a71d2c7acec84aad7dcecc2e410843f6d82a0a6d51b9acfc721a9c84fdd877b5b

C:\Users\Admin\AppData\Local\Temp\Tar2DCB.tmp

MD5 4ea6026cf93ec6338144661bf1202cd1
SHA1 a1dec9044f750ad887935a01430bf49322fbdcb7
SHA256 8efbc21559ef8b1bcf526800d8070baad42474ce7198e26fa771dbb41a76b1d8
SHA512 6c7e0980e39aacf4c3689802353f464a08cd17753bd210ee997e5f2a455deb4f287a9ef74d84579dbde49bc96213cd2b8b247723919c412ea980aa6e6bfe218b

C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015

MD5 2914e27f5fe3747b122041f7da4d7416
SHA1 a3139343cc4073d4066c54bc2ce0d7b17767a0d1
SHA256 4ac178bc3458ed3ed8b9f7c598c004799d3f0838199e3dc76b2aa3a3ae4de088
SHA512 4d7cd179761d2028127a5b4f0b7b5fb1dd7a752692fb1ba9cfaece6c154287b0c34d40eb910c2ac4d84d43b862ee19719c9b1b09cdf91916b6eb706629dedea6

Analysis: behavioral2

Detonation Overview

Submitted

2024-06-07 01:36

Reported

2024-06-07 01:41

Platform

win10-20240404-en

Max time kernel

133s

Max time network

244s

Command Line

"C:\Users\Admin\AppData\Local\Temp\c4c7045103f42bea7bc9afb11433e4f49d767be0d0b28b678a824e5627804b89.exe"

Signatures

Detect Vidar Stealer

stealer
Description Indicator Process Target
N/A N/A N/A N/A
N/A N/A N/A N/A

Stealc

stealer stealc

Vidar

stealer vidar

Downloads MZ/PE file

Reads data files stored by FTP clients

spyware stealer

Reads user/profile data of web browsers

spyware stealer

Accesses cryptocurrency files/wallets, possible credential harvesting

spyware

Checks installed software on the system

discovery

Suspicious use of SetThreadContext

Description Indicator Process Target
PID 4684 set thread context of 2880 N/A C:\Users\Admin\AppData\Local\Temp\c4c7045103f42bea7bc9afb11433e4f49d767be0d0b28b678a824e5627804b89.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe

Enumerates physical storage devices

Checks processor information in registry

Description Indicator Process Target
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe N/A

Delays execution with timeout.exe

evasion
Description Indicator Process Target
N/A N/A C:\Windows\SysWOW64\timeout.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\c4c7045103f42bea7bc9afb11433e4f49d767be0d0b28b678a824e5627804b89.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 4684 wrote to memory of 2880 N/A C:\Users\Admin\AppData\Local\Temp\c4c7045103f42bea7bc9afb11433e4f49d767be0d0b28b678a824e5627804b89.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
PID 4684 wrote to memory of 2880 N/A C:\Users\Admin\AppData\Local\Temp\c4c7045103f42bea7bc9afb11433e4f49d767be0d0b28b678a824e5627804b89.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
PID 4684 wrote to memory of 2880 N/A C:\Users\Admin\AppData\Local\Temp\c4c7045103f42bea7bc9afb11433e4f49d767be0d0b28b678a824e5627804b89.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
PID 4684 wrote to memory of 2880 N/A C:\Users\Admin\AppData\Local\Temp\c4c7045103f42bea7bc9afb11433e4f49d767be0d0b28b678a824e5627804b89.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
PID 4684 wrote to memory of 2880 N/A C:\Users\Admin\AppData\Local\Temp\c4c7045103f42bea7bc9afb11433e4f49d767be0d0b28b678a824e5627804b89.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
PID 4684 wrote to memory of 2880 N/A C:\Users\Admin\AppData\Local\Temp\c4c7045103f42bea7bc9afb11433e4f49d767be0d0b28b678a824e5627804b89.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
PID 4684 wrote to memory of 2880 N/A C:\Users\Admin\AppData\Local\Temp\c4c7045103f42bea7bc9afb11433e4f49d767be0d0b28b678a824e5627804b89.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
PID 4684 wrote to memory of 2880 N/A C:\Users\Admin\AppData\Local\Temp\c4c7045103f42bea7bc9afb11433e4f49d767be0d0b28b678a824e5627804b89.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
PID 4684 wrote to memory of 2880 N/A C:\Users\Admin\AppData\Local\Temp\c4c7045103f42bea7bc9afb11433e4f49d767be0d0b28b678a824e5627804b89.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
PID 2880 wrote to memory of 4916 N/A C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe C:\Windows\SysWOW64\cmd.exe
PID 2880 wrote to memory of 4916 N/A C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe C:\Windows\SysWOW64\cmd.exe
PID 2880 wrote to memory of 4916 N/A C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe C:\Windows\SysWOW64\cmd.exe
PID 4916 wrote to memory of 4240 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\timeout.exe
PID 4916 wrote to memory of 4240 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\timeout.exe
PID 4916 wrote to memory of 4240 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\timeout.exe

Processes

C:\Users\Admin\AppData\Local\Temp\c4c7045103f42bea7bc9afb11433e4f49d767be0d0b28b678a824e5627804b89.exe

"C:\Users\Admin\AppData\Local\Temp\c4c7045103f42bea7bc9afb11433e4f49d767be0d0b28b678a824e5627804b89.exe"

C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe

"C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"

C:\Windows\SysWOW64\cmd.exe

"C:\Windows\System32\cmd.exe" /c timeout /t 10 & del /f /q "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe" & rd /s /q "C:\ProgramData\JDAKJJDBGCAK" & exit

C:\Windows\SysWOW64\timeout.exe

timeout /t 10

Network

Country Destination Domain Proto
US 8.8.8.8:53 t.me udp
NL 149.154.167.99:443 t.me tcp
US 8.8.8.8:53 99.167.154.149.in-addr.arpa udp
US 8.8.8.8:53 144.107.17.2.in-addr.arpa udp
US 8.8.8.8:53 24.249.124.192.in-addr.arpa udp
DE 116.202.190.18:5432 116.202.190.18 tcp
US 8.8.8.8:53 18.190.202.116.in-addr.arpa udp
DE 116.202.190.18:5432 116.202.190.18 tcp
DE 116.202.190.18:5432 116.202.190.18 tcp
DE 116.202.190.18:5432 116.202.190.18 tcp
DE 116.202.190.18:5432 116.202.190.18 tcp
DE 116.202.190.18:5432 116.202.190.18 tcp
DE 116.202.190.18:5432 116.202.190.18 tcp
DE 116.202.190.18:5432 116.202.190.18 tcp
DE 116.202.190.18:5432 tcp
DE 116.202.190.18:5432 tcp
DE 116.202.190.18:5432 tcp
DE 116.202.190.18:5432 tcp
DE 116.202.190.18:5432 tcp
DE 116.202.190.18:5432 tcp
DE 116.202.190.18:5432 116.202.190.18 tcp
DE 116.202.190.18:5432 116.202.190.18 tcp
DE 116.202.190.18:5432 116.202.190.18 tcp
DE 116.202.190.18:5432 116.202.190.18 tcp
DE 116.202.190.18:5432 116.202.190.18 tcp
DE 116.202.190.18:5432 116.202.190.18 tcp

Files

memory/4684-0-0x0000000073CAE000-0x0000000073CAF000-memory.dmp

memory/4684-1-0x0000000000A00000-0x0000000000D96000-memory.dmp

memory/4684-2-0x0000000005630000-0x00000000056CC000-memory.dmp

memory/4684-3-0x0000000073CA0000-0x000000007438E000-memory.dmp

memory/4684-4-0x0000000005720000-0x000000000580E000-memory.dmp

memory/4684-5-0x0000000005810000-0x00000000058DC000-memory.dmp

memory/4684-6-0x0000000005540000-0x000000000555C000-memory.dmp

memory/4684-8-0x0000000005540000-0x0000000005555000-memory.dmp

memory/4684-18-0x0000000005540000-0x0000000005555000-memory.dmp

memory/4684-66-0x0000000005540000-0x0000000005555000-memory.dmp

memory/4684-64-0x0000000005540000-0x0000000005555000-memory.dmp

memory/2880-67-0x0000000000400000-0x0000000000648000-memory.dmp

memory/2880-69-0x0000000000400000-0x0000000000648000-memory.dmp

memory/4684-73-0x0000000073CA0000-0x000000007438E000-memory.dmp

memory/4684-62-0x0000000005540000-0x0000000005555000-memory.dmp

memory/4684-60-0x0000000005540000-0x0000000005555000-memory.dmp

memory/4684-58-0x0000000005540000-0x0000000005555000-memory.dmp

memory/4684-56-0x0000000005540000-0x0000000005555000-memory.dmp

memory/4684-54-0x0000000005540000-0x0000000005555000-memory.dmp

memory/4684-52-0x0000000005540000-0x0000000005555000-memory.dmp

memory/4684-50-0x0000000005540000-0x0000000005555000-memory.dmp

memory/4684-48-0x0000000005540000-0x0000000005555000-memory.dmp

memory/4684-46-0x0000000005540000-0x0000000005555000-memory.dmp

memory/4684-44-0x0000000005540000-0x0000000005555000-memory.dmp

memory/4684-42-0x0000000005540000-0x0000000005555000-memory.dmp

memory/4684-38-0x0000000005540000-0x0000000005555000-memory.dmp

memory/4684-36-0x0000000005540000-0x0000000005555000-memory.dmp

memory/4684-34-0x0000000005540000-0x0000000005555000-memory.dmp

memory/4684-32-0x0000000005540000-0x0000000005555000-memory.dmp

memory/4684-30-0x0000000005540000-0x0000000005555000-memory.dmp

memory/4684-28-0x0000000005540000-0x0000000005555000-memory.dmp

memory/4684-26-0x0000000005540000-0x0000000005555000-memory.dmp

memory/4684-24-0x0000000005540000-0x0000000005555000-memory.dmp

memory/4684-22-0x0000000005540000-0x0000000005555000-memory.dmp

memory/4684-20-0x0000000005540000-0x0000000005555000-memory.dmp

memory/4684-16-0x0000000005540000-0x0000000005555000-memory.dmp

memory/4684-14-0x0000000005540000-0x0000000005555000-memory.dmp

memory/4684-12-0x0000000005540000-0x0000000005555000-memory.dmp

memory/4684-10-0x0000000005540000-0x0000000005555000-memory.dmp

memory/4684-41-0x0000000005540000-0x0000000005555000-memory.dmp

memory/4684-7-0x0000000005540000-0x0000000005555000-memory.dmp