Malware Analysis Report

2024-09-22 07:03

Sample ID 240531-f7da4agf31
Target 31052024_0530_PROCESO JUDICIAL JUZGADO CIVIL 02 DEL CIRCUITO1325 (2).zip
SHA256 cae95189c999e74c8463ff6a1efe2446a0dce638c59c72a71d45de053e88a17d
Tags
asyncrat default rat
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK Matrix

Analysis: static1

Detonation Overview

Signatures

Analysis: behavioral2

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral4

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral5

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral9

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral14

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral15

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral1

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral16

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral12

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral10

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral13

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral18

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral19

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral3

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral7

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral11

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral17

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral20

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral6

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral8

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis Overview

score
10/10

SHA256

cae95189c999e74c8463ff6a1efe2446a0dce638c59c72a71d45de053e88a17d

Threat Level: Known bad

The file 31052024_0530_PROCESO JUDICIAL JUZGADO CIVIL 02 DEL CIRCUITO1325 (2).zip was found to be: Known bad.

Malicious Activity Summary

asyncrat default rat

AsyncRat

Suspicious use of SetThreadContext

Drops file in Windows directory

Enumerates physical storage devices

Unsigned PE

Suspicious behavior: EnumeratesProcesses

Suspicious behavior: MapViewOfSection

Suspicious use of SetWindowsHookEx

Suspicious use of AdjustPrivilegeToken

Suspicious use of WriteProcessMemory

MITRE ATT&CK Matrix V13

Analysis: static1

Detonation Overview

Reported

2024-05-31 05:30

Signatures

Unsigned PE

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

Analysis: behavioral2

Detonation Overview

Submitted

2024-05-31 05:30

Reported

2024-05-31 05:33

Platform

win10v2004-20240426-en

Max time kernel

128s

Max time network

149s

Command Line

"C:\Users\Admin\AppData\Local\Temp\PROCESO JUDICIAL JUZGADO CIVIL 02 DEL CIRCUITO\03 PROCESO JUDICIAL.exe"

Signatures

AsyncRat

rat asyncrat

Drops file in Windows directory

Description Indicator Process Target
File created C:\Windows\Tasks\ValidAppv3.job C:\Windows\SysWOW64\cmd.exe N/A

Enumerates physical storage devices

Suspicious use of AdjustPrivilegeToken

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

Suspicious use of SetWindowsHookEx

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

Processes

C:\Users\Admin\AppData\Local\Temp\PROCESO JUDICIAL JUZGADO CIVIL 02 DEL CIRCUITO\03 PROCESO JUDICIAL.exe

"C:\Users\Admin\AppData\Local\Temp\PROCESO JUDICIAL JUZGADO CIVIL 02 DEL CIRCUITO\03 PROCESO JUDICIAL.exe"

C:\Windows\SysWOW64\cmd.exe

C:\Windows\SysWOW64\cmd.exe

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

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

Network

Country Destination Domain Proto
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 241.150.49.20.in-addr.arpa udp
US 8.8.8.8:53 0.205.248.87.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 134.32.126.40.in-addr.arpa udp
US 8.8.8.8:53 217.106.137.52.in-addr.arpa udp
US 8.8.8.8:53 157.123.68.40.in-addr.arpa udp
US 8.8.8.8:53 15.164.165.52.in-addr.arpa udp
US 8.8.8.8:53 luci2023.kozow.com udp
US 207.246.75.49:6606 luci2023.kozow.com tcp
US 207.246.75.49:6606 luci2023.kozow.com tcp
US 207.246.75.49:6606 luci2023.kozow.com tcp
US 8.8.8.8:53 14.227.111.52.in-addr.arpa udp
N/A 10.127.0.77:6606 tcp
N/A 10.127.0.77:6606 tcp
US 207.246.75.49:6606 luci2023.kozow.com tcp

Files

memory/2040-0-0x00007FFF63F50000-0x00007FFF640C2000-memory.dmp

memory/2040-12-0x00007FFF63F68000-0x00007FFF63F69000-memory.dmp

memory/2040-13-0x00007FFF63F50000-0x00007FFF640C2000-memory.dmp

memory/2040-14-0x00007FFF63F50000-0x00007FFF640C2000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\84ff93f1

MD5 01d6da49ace40d043880233d6f404a4d
SHA1 5e833e06469a922f4dc9049551fe5c2afa07e789
SHA256 d2facc622b632dd1c2550410539031b5407b0c4907dad9a9160094ef137293e3
SHA512 b5244a0c4cc37e5de260a9bbd830d906c098c215b3741e72b9b4149caf154f366c86f902f48a9129a0299cb366e897cc2c4550188ebe5bc126f536fe0ac7fc84

memory/832-17-0x00007FFF81E70000-0x00007FFF82065000-memory.dmp

memory/832-19-0x0000000075170000-0x00000000752EB000-memory.dmp

memory/832-20-0x000000007517E000-0x0000000075182000-memory.dmp

memory/832-22-0x0000000075170000-0x00000000752EB000-memory.dmp

memory/832-24-0x0000000075170000-0x00000000752EB000-memory.dmp

memory/832-25-0x0000000075170000-0x00000000752EB000-memory.dmp

memory/832-28-0x0000000075170000-0x00000000752EB000-memory.dmp

memory/3840-27-0x0000000073690000-0x00000000748E4000-memory.dmp

memory/832-31-0x000000007517E000-0x0000000075182000-memory.dmp

memory/3840-32-0x0000000072DDE000-0x0000000072DDF000-memory.dmp

memory/3840-33-0x0000000000830000-0x0000000000846000-memory.dmp

memory/3840-34-0x0000000072DD0000-0x0000000073580000-memory.dmp

memory/3840-35-0x0000000005600000-0x0000000005BA4000-memory.dmp

memory/3840-36-0x0000000005230000-0x00000000052C2000-memory.dmp

memory/3840-37-0x00000000052D0000-0x00000000052DA000-memory.dmp

memory/3840-38-0x0000000072DDE000-0x0000000072DDF000-memory.dmp

memory/3840-39-0x0000000072DD0000-0x0000000073580000-memory.dmp

Analysis: behavioral4

Detonation Overview

Submitted

2024-05-31 05:30

Reported

2024-05-31 05:33

Platform

win10v2004-20240508-en

Max time kernel

130s

Max time network

101s

Command Line

rundll32.exe "C:\Users\Admin\AppData\Local\Temp\PROCESO JUDICIAL JUZGADO CIVIL 02 DEL CIRCUITO\Qt5Core.dll",#1

Signatures

N/A

Processes

C:\Windows\system32\rundll32.exe

rundll32.exe "C:\Users\Admin\AppData\Local\Temp\PROCESO JUDICIAL JUZGADO CIVIL 02 DEL CIRCUITO\Qt5Core.dll",#1

Network

Country Destination Domain Proto
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 154.239.44.20.in-addr.arpa udp
US 8.8.8.8:53 0.205.248.87.in-addr.arpa udp
US 8.8.8.8:53 g.bing.com udp
US 204.79.197.237:443 g.bing.com tcp
US 8.8.8.8:53 74.32.126.40.in-addr.arpa udp
US 8.8.8.8:53 237.197.79.204.in-addr.arpa udp
BE 2.17.107.99:443 www.bing.com tcp
US 8.8.8.8:53 99.107.17.2.in-addr.arpa udp
US 8.8.8.8:53 26.35.223.20.in-addr.arpa udp
US 8.8.8.8:53 50.23.12.20.in-addr.arpa udp
US 8.8.8.8:53 15.164.165.52.in-addr.arpa udp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
US 8.8.8.8:53 203.107.17.2.in-addr.arpa udp
US 8.8.8.8:53 88.156.103.20.in-addr.arpa udp
US 8.8.8.8:53 240.221.184.93.in-addr.arpa udp
US 8.8.8.8:53 22.236.111.52.in-addr.arpa udp

Files

N/A

Analysis: behavioral5

Detonation Overview

Submitted

2024-05-31 05:30

Reported

2024-05-31 05:33

Platform

win7-20240419-en

Max time kernel

119s

Max time network

123s

Command Line

rundll32.exe "C:\Users\Admin\AppData\Local\Temp\PROCESO JUDICIAL JUZGADO CIVIL 02 DEL CIRCUITO\Qt5Network.dll",#1

Signatures

N/A

Processes

C:\Windows\system32\rundll32.exe

rundll32.exe "C:\Users\Admin\AppData\Local\Temp\PROCESO JUDICIAL JUZGADO CIVIL 02 DEL CIRCUITO\Qt5Network.dll",#1

Network

N/A

Files

N/A

Analysis: behavioral9

Detonation Overview

Submitted

2024-05-31 05:30

Reported

2024-05-31 05:33

Platform

win7-20240215-en

Max time kernel

121s

Max time network

123s

Command Line

rundll32.exe "C:\Users\Admin\AppData\Local\Temp\PROCESO JUDICIAL JUZGADO CIVIL 02 DEL CIRCUITO\libssl-1_1-x64.dll",#1

Signatures

N/A

Processes

C:\Windows\system32\rundll32.exe

rundll32.exe "C:\Users\Admin\AppData\Local\Temp\PROCESO JUDICIAL JUZGADO CIVIL 02 DEL CIRCUITO\libssl-1_1-x64.dll",#1

Network

N/A

Files

N/A

Analysis: behavioral14

Detonation Overview

Submitted

2024-05-31 05:30

Reported

2024-05-31 05:33

Platform

win10v2004-20240508-en

Max time kernel

132s

Max time network

133s

Command Line

rundll32.exe "C:\Users\Admin\AppData\Local\Temp\PROCESO JUDICIAL JUZGADO CIVIL 02 DEL CIRCUITO\msvcp140_1.dll",#1

Signatures

N/A

Processes

C:\Windows\system32\rundll32.exe

rundll32.exe "C:\Users\Admin\AppData\Local\Temp\PROCESO JUDICIAL JUZGADO CIVIL 02 DEL CIRCUITO\msvcp140_1.dll",#1

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe

"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --field-trial-handle=4016,i,13544508926340531097,6671217806016090640,262144 --variations-seed-version --mojo-platform-channel-handle=4260 /prefetch:8

Network

Country Destination Domain Proto
US 8.8.8.8:53 209.205.72.20.in-addr.arpa udp
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 0.205.248.87.in-addr.arpa udp
US 8.8.8.8:53 g.bing.com udp
US 204.79.197.237:443 g.bing.com tcp
US 8.8.8.8:53 237.197.79.204.in-addr.arpa udp
US 8.8.8.8:53 138.32.126.40.in-addr.arpa udp
US 8.8.8.8:53 217.106.137.52.in-addr.arpa udp
BE 88.221.83.200:443 www.bing.com tcp
US 8.8.8.8:53 200.83.221.88.in-addr.arpa udp
US 8.8.8.8:53 154.239.44.20.in-addr.arpa udp
US 8.8.8.8:53 103.169.127.40.in-addr.arpa udp
US 8.8.8.8:53 18.31.95.13.in-addr.arpa udp
US 8.8.8.8:53 31.243.111.52.in-addr.arpa udp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
US 8.8.8.8:53 88.156.103.20.in-addr.arpa udp
US 8.8.8.8:53 tse1.mm.bing.net udp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 8.8.8.8:53 224.162.46.104.in-addr.arpa udp

Files

N/A

Analysis: behavioral15

Detonation Overview

Submitted

2024-05-31 05:30

Reported

2024-05-31 05:33

Platform

win7-20231129-en

Max time kernel

118s

Max time network

121s

Command Line

rundll32.exe "C:\Users\Admin\AppData\Local\Temp\PROCESO JUDICIAL JUZGADO CIVIL 02 DEL CIRCUITO\steam_api64.dll",#1

Signatures

N/A

Processes

C:\Windows\system32\rundll32.exe

rundll32.exe "C:\Users\Admin\AppData\Local\Temp\PROCESO JUDICIAL JUZGADO CIVIL 02 DEL CIRCUITO\steam_api64.dll",#1

Network

N/A

Files

N/A

Analysis: behavioral1

Detonation Overview

Submitted

2024-05-31 05:30

Reported

2024-05-31 05:33

Platform

win7-20240215-en

Max time kernel

126s

Max time network

136s

Command Line

"C:\Users\Admin\AppData\Local\Temp\PROCESO JUDICIAL JUZGADO CIVIL 02 DEL CIRCUITO\03 PROCESO JUDICIAL.exe"

Signatures

AsyncRat

rat asyncrat

Suspicious use of SetThreadContext

Description Indicator Process Target
PID 2852 set thread context of 2260 N/A C:\Users\Admin\AppData\Local\Temp\PROCESO JUDICIAL JUZGADO CIVIL 02 DEL CIRCUITO\03 PROCESO JUDICIAL.exe C:\Windows\SysWOW64\cmd.exe
PID 2260 set thread context of 2476 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe

Drops file in Windows directory

Description Indicator Process Target
File created C:\Windows\Tasks\ValidAppv3.job C:\Windows\SysWOW64\cmd.exe N/A

Enumerates physical storage devices

Suspicious use of AdjustPrivilegeToken

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

Suspicious use of SetWindowsHookEx

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

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 2852 wrote to memory of 2260 N/A C:\Users\Admin\AppData\Local\Temp\PROCESO JUDICIAL JUZGADO CIVIL 02 DEL CIRCUITO\03 PROCESO JUDICIAL.exe C:\Windows\SysWOW64\cmd.exe
PID 2852 wrote to memory of 2260 N/A C:\Users\Admin\AppData\Local\Temp\PROCESO JUDICIAL JUZGADO CIVIL 02 DEL CIRCUITO\03 PROCESO JUDICIAL.exe C:\Windows\SysWOW64\cmd.exe
PID 2852 wrote to memory of 2260 N/A C:\Users\Admin\AppData\Local\Temp\PROCESO JUDICIAL JUZGADO CIVIL 02 DEL CIRCUITO\03 PROCESO JUDICIAL.exe C:\Windows\SysWOW64\cmd.exe
PID 2852 wrote to memory of 2260 N/A C:\Users\Admin\AppData\Local\Temp\PROCESO JUDICIAL JUZGADO CIVIL 02 DEL CIRCUITO\03 PROCESO JUDICIAL.exe C:\Windows\SysWOW64\cmd.exe
PID 2852 wrote to memory of 2260 N/A C:\Users\Admin\AppData\Local\Temp\PROCESO JUDICIAL JUZGADO CIVIL 02 DEL CIRCUITO\03 PROCESO JUDICIAL.exe C:\Windows\SysWOW64\cmd.exe
PID 2260 wrote to memory of 2476 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
PID 2260 wrote to memory of 2476 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
PID 2260 wrote to memory of 2476 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
PID 2260 wrote to memory of 2476 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
PID 2260 wrote to memory of 2476 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
PID 2260 wrote to memory of 2476 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe

Processes

C:\Users\Admin\AppData\Local\Temp\PROCESO JUDICIAL JUZGADO CIVIL 02 DEL CIRCUITO\03 PROCESO JUDICIAL.exe

"C:\Users\Admin\AppData\Local\Temp\PROCESO JUDICIAL JUZGADO CIVIL 02 DEL CIRCUITO\03 PROCESO JUDICIAL.exe"

C:\Windows\SysWOW64\cmd.exe

C:\Windows\SysWOW64\cmd.exe

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

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

Network

Country Destination Domain Proto
US 8.8.8.8:53 luci2023.kozow.com udp
US 207.246.75.49:6606 luci2023.kozow.com tcp
N/A 10.127.0.103:6606 tcp
N/A 10.127.0.103:6606 tcp
US 207.246.75.49:6606 luci2023.kozow.com tcp
US 207.246.75.49:6606 luci2023.kozow.com tcp
US 207.246.75.49:6606 luci2023.kozow.com tcp

Files

memory/2852-0-0x000007FEF5EC0000-0x000007FEF6018000-memory.dmp

memory/2852-12-0x000007FEF5ED8000-0x000007FEF5ED9000-memory.dmp

memory/2852-13-0x000007FEF5EC0000-0x000007FEF6018000-memory.dmp

memory/2852-14-0x000007FEF5EC0000-0x000007FEF6018000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\a86bbf2c

MD5 d5d272b3b0be72bad0583e6bbc496679
SHA1 76bc3e19fb7f359c465825126bed6c37fff0bab3
SHA256 31a7e3fb71a84a89c229e7f1110926c5fce379581ba9e4ec25fb8793a1523cfe
SHA512 420dc37a98d81684b52f96d0824d111015ed8064ae2903a4a56d7fdaf5a7be4a8f7a28014a3ea14fb93f331c36a656f14e6dac9362ea98741eb265928067bc4b

memory/2260-17-0x0000000077740000-0x00000000778E9000-memory.dmp

memory/2260-63-0x0000000074F8E000-0x0000000074F92000-memory.dmp

memory/2260-62-0x0000000074F80000-0x00000000750F4000-memory.dmp

memory/2260-69-0x0000000074F80000-0x00000000750F4000-memory.dmp

memory/2260-72-0x0000000074F80000-0x00000000750F4000-memory.dmp

memory/2260-73-0x0000000074F80000-0x00000000750F4000-memory.dmp

memory/2260-76-0x0000000074F80000-0x00000000750F4000-memory.dmp

memory/2476-77-0x00000000FFFDE000-0x00000000FFFDF000-memory.dmp

memory/2476-78-0x00000000FFFDE000-0x00000000FFFDF000-memory.dmp

memory/2476-75-0x0000000072CC0000-0x0000000073D22000-memory.dmp

memory/2260-79-0x0000000074F8E000-0x0000000074F92000-memory.dmp

memory/2476-80-0x0000000000400000-0x0000000000416000-memory.dmp

Analysis: behavioral16

Detonation Overview

Submitted

2024-05-31 05:30

Reported

2024-05-31 05:33

Platform

win10v2004-20240508-en

Max time kernel

128s

Max time network

126s

Command Line

rundll32.exe "C:\Users\Admin\AppData\Local\Temp\PROCESO JUDICIAL JUZGADO CIVIL 02 DEL CIRCUITO\steam_api64.dll",#1

Signatures

N/A

Processes

C:\Windows\system32\rundll32.exe

rundll32.exe "C:\Users\Admin\AppData\Local\Temp\PROCESO JUDICIAL JUZGADO CIVIL 02 DEL CIRCUITO\steam_api64.dll",#1

Network

Country Destination Domain Proto
US 8.8.8.8:53 209.205.72.20.in-addr.arpa udp
US 8.8.8.8:53 144.107.17.2.in-addr.arpa udp
US 8.8.8.8:53 134.32.126.40.in-addr.arpa udp
BE 2.17.107.99:443 www.bing.com tcp
US 8.8.8.8:53 99.107.17.2.in-addr.arpa udp
US 8.8.8.8:53 154.239.44.20.in-addr.arpa udp
US 8.8.8.8:53 157.123.68.40.in-addr.arpa udp
US 8.8.8.8:53 18.31.95.13.in-addr.arpa udp
US 8.8.8.8:53 65.139.73.23.in-addr.arpa udp
US 8.8.8.8:53 0.205.248.87.in-addr.arpa udp
US 8.8.8.8:53 14.227.111.52.in-addr.arpa udp
US 8.8.8.8:53 tse1.mm.bing.net udp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 8.8.8.8:53 200.197.79.204.in-addr.arpa udp

Files

N/A

Analysis: behavioral12

Detonation Overview

Submitted

2024-05-31 05:30

Reported

2024-05-31 05:33

Platform

win10v2004-20240426-en

Max time kernel

92s

Max time network

103s

Command Line

rundll32.exe "C:\Users\Admin\AppData\Local\Temp\PROCESO JUDICIAL JUZGADO CIVIL 02 DEL CIRCUITO\msvcp140.dll",#1

Signatures

N/A

Processes

C:\Windows\system32\rundll32.exe

rundll32.exe "C:\Users\Admin\AppData\Local\Temp\PROCESO JUDICIAL JUZGADO CIVIL 02 DEL CIRCUITO\msvcp140.dll",#1

Network

Country Destination Domain Proto
US 8.8.8.8:53 217.106.137.52.in-addr.arpa udp
US 8.8.8.8:53 0.205.248.87.in-addr.arpa udp
US 8.8.8.8:53 75.159.190.20.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 26.165.165.52.in-addr.arpa udp
US 8.8.8.8:53 15.164.165.52.in-addr.arpa udp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
US 52.111.227.11:443 tcp
US 8.8.8.8:53 31.243.111.52.in-addr.arpa udp

Files

N/A

Analysis: behavioral10

Detonation Overview

Submitted

2024-05-31 05:30

Reported

2024-05-31 05:33

Platform

win10v2004-20240426-en

Max time kernel

92s

Max time network

100s

Command Line

rundll32.exe "C:\Users\Admin\AppData\Local\Temp\PROCESO JUDICIAL JUZGADO CIVIL 02 DEL CIRCUITO\libssl-1_1-x64.dll",#1

Signatures

N/A

Processes

C:\Windows\system32\rundll32.exe

rundll32.exe "C:\Users\Admin\AppData\Local\Temp\PROCESO JUDICIAL JUZGADO CIVIL 02 DEL CIRCUITO\libssl-1_1-x64.dll",#1

Network

Country Destination Domain Proto
US 8.8.8.8:53 217.106.137.52.in-addr.arpa udp
US 8.8.8.8:53 240.221.184.93.in-addr.arpa udp
US 8.8.8.8:53 138.32.126.40.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 209.205.72.20.in-addr.arpa udp
US 8.8.8.8:53 50.23.12.20.in-addr.arpa udp
US 8.8.8.8:53 15.164.165.52.in-addr.arpa udp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
US 8.8.8.8:53 30.243.111.52.in-addr.arpa udp

Files

N/A

Analysis: behavioral13

Detonation Overview

Submitted

2024-05-31 05:30

Reported

2024-05-31 05:33

Platform

win7-20240419-en

Max time kernel

118s

Max time network

119s

Command Line

rundll32.exe "C:\Users\Admin\AppData\Local\Temp\PROCESO JUDICIAL JUZGADO CIVIL 02 DEL CIRCUITO\msvcp140_1.dll",#1

Signatures

N/A

Processes

C:\Windows\system32\rundll32.exe

rundll32.exe "C:\Users\Admin\AppData\Local\Temp\PROCESO JUDICIAL JUZGADO CIVIL 02 DEL CIRCUITO\msvcp140_1.dll",#1

Network

N/A

Files

N/A

Analysis: behavioral18

Detonation Overview

Submitted

2024-05-31 05:30

Reported

2024-05-31 05:33

Platform

win10v2004-20240508-en

Max time kernel

149s

Max time network

153s

Command Line

rundll32.exe "C:\Users\Admin\AppData\Local\Temp\PROCESO JUDICIAL JUZGADO CIVIL 02 DEL CIRCUITO\vcruntime140.dll",#1

Signatures

N/A

Processes

C:\Windows\system32\rundll32.exe

rundll32.exe "C:\Users\Admin\AppData\Local\Temp\PROCESO JUDICIAL JUZGADO CIVIL 02 DEL CIRCUITO\vcruntime140.dll",#1

Network

Country Destination Domain Proto
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 217.106.137.52.in-addr.arpa udp
US 8.8.8.8:53 0.205.248.87.in-addr.arpa udp
BE 2.17.107.98:443 www.bing.com tcp
US 8.8.8.8:53 138.32.126.40.in-addr.arpa udp
US 8.8.8.8:53 98.107.17.2.in-addr.arpa udp
US 8.8.8.8:53 26.35.223.20.in-addr.arpa udp
US 8.8.8.8:53 209.205.72.20.in-addr.arpa udp
US 8.8.8.8:53 183.59.114.20.in-addr.arpa udp
US 8.8.8.8:53 15.164.165.52.in-addr.arpa udp
US 8.8.8.8:53 14.227.111.52.in-addr.arpa udp
US 8.8.8.8:53 tse1.mm.bing.net udp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 8.8.8.8:53 28.73.42.20.in-addr.arpa udp

Files

N/A

Analysis: behavioral19

Detonation Overview

Submitted

2024-05-31 05:30

Reported

2024-05-31 05:33

Platform

win7-20240508-en

Max time kernel

117s

Max time network

123s

Command Line

rundll32.exe "C:\Users\Admin\AppData\Local\Temp\PROCESO JUDICIAL JUZGADO CIVIL 02 DEL CIRCUITO\vcruntime140_1.dll",#1

Signatures

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 2928 wrote to memory of 2996 N/A C:\Windows\system32\rundll32.exe C:\Windows\system32\WerFault.exe
PID 2928 wrote to memory of 2996 N/A C:\Windows\system32\rundll32.exe C:\Windows\system32\WerFault.exe
PID 2928 wrote to memory of 2996 N/A C:\Windows\system32\rundll32.exe C:\Windows\system32\WerFault.exe

Processes

C:\Windows\system32\rundll32.exe

rundll32.exe "C:\Users\Admin\AppData\Local\Temp\PROCESO JUDICIAL JUZGADO CIVIL 02 DEL CIRCUITO\vcruntime140_1.dll",#1

C:\Windows\system32\WerFault.exe

C:\Windows\system32\WerFault.exe -u -p 2928 -s 80

Network

N/A

Files

N/A

Analysis: behavioral3

Detonation Overview

Submitted

2024-05-31 05:30

Reported

2024-05-31 05:33

Platform

win7-20240220-en

Max time kernel

120s

Max time network

121s

Command Line

rundll32.exe "C:\Users\Admin\AppData\Local\Temp\PROCESO JUDICIAL JUZGADO CIVIL 02 DEL CIRCUITO\Qt5Core.dll",#1

Signatures

N/A

Processes

C:\Windows\system32\rundll32.exe

rundll32.exe "C:\Users\Admin\AppData\Local\Temp\PROCESO JUDICIAL JUZGADO CIVIL 02 DEL CIRCUITO\Qt5Core.dll",#1

Network

N/A

Files

N/A

Analysis: behavioral7

Detonation Overview

Submitted

2024-05-31 05:30

Reported

2024-05-31 05:33

Platform

win7-20240221-en

Max time kernel

121s

Max time network

129s

Command Line

rundll32.exe "C:\Users\Admin\AppData\Local\Temp\PROCESO JUDICIAL JUZGADO CIVIL 02 DEL CIRCUITO\libcrypto-1_1-x64.dll",#1

Signatures

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 2240 wrote to memory of 1936 N/A C:\Windows\system32\rundll32.exe C:\Windows\system32\WerFault.exe
PID 2240 wrote to memory of 1936 N/A C:\Windows\system32\rundll32.exe C:\Windows\system32\WerFault.exe
PID 2240 wrote to memory of 1936 N/A C:\Windows\system32\rundll32.exe C:\Windows\system32\WerFault.exe

Processes

C:\Windows\system32\rundll32.exe

rundll32.exe "C:\Users\Admin\AppData\Local\Temp\PROCESO JUDICIAL JUZGADO CIVIL 02 DEL CIRCUITO\libcrypto-1_1-x64.dll",#1

C:\Windows\system32\WerFault.exe

C:\Windows\system32\WerFault.exe -u -p 2240 -s 108

Network

N/A

Files

N/A

Analysis: behavioral11

Detonation Overview

Submitted

2024-05-31 05:30

Reported

2024-05-31 05:33

Platform

win7-20240220-en

Max time kernel

122s

Max time network

126s

Command Line

rundll32.exe "C:\Users\Admin\AppData\Local\Temp\PROCESO JUDICIAL JUZGADO CIVIL 02 DEL CIRCUITO\msvcp140.dll",#1

Signatures

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 2088 wrote to memory of 3060 N/A C:\Windows\system32\rundll32.exe C:\Windows\system32\WerFault.exe
PID 2088 wrote to memory of 3060 N/A C:\Windows\system32\rundll32.exe C:\Windows\system32\WerFault.exe
PID 2088 wrote to memory of 3060 N/A C:\Windows\system32\rundll32.exe C:\Windows\system32\WerFault.exe

Processes

C:\Windows\system32\rundll32.exe

rundll32.exe "C:\Users\Admin\AppData\Local\Temp\PROCESO JUDICIAL JUZGADO CIVIL 02 DEL CIRCUITO\msvcp140.dll",#1

C:\Windows\system32\WerFault.exe

C:\Windows\system32\WerFault.exe -u -p 2088 -s 80

Network

N/A

Files

N/A

Analysis: behavioral17

Detonation Overview

Submitted

2024-05-31 05:30

Reported

2024-05-31 05:33

Platform

win7-20240508-en

Max time kernel

119s

Max time network

125s

Command Line

rundll32.exe "C:\Users\Admin\AppData\Local\Temp\PROCESO JUDICIAL JUZGADO CIVIL 02 DEL CIRCUITO\vcruntime140.dll",#1

Signatures

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 2424 wrote to memory of 2196 N/A C:\Windows\system32\rundll32.exe C:\Windows\system32\WerFault.exe
PID 2424 wrote to memory of 2196 N/A C:\Windows\system32\rundll32.exe C:\Windows\system32\WerFault.exe
PID 2424 wrote to memory of 2196 N/A C:\Windows\system32\rundll32.exe C:\Windows\system32\WerFault.exe

Processes

C:\Windows\system32\rundll32.exe

rundll32.exe "C:\Users\Admin\AppData\Local\Temp\PROCESO JUDICIAL JUZGADO CIVIL 02 DEL CIRCUITO\vcruntime140.dll",#1

C:\Windows\system32\WerFault.exe

C:\Windows\system32\WerFault.exe -u -p 2424 -s 80

Network

N/A

Files

N/A

Analysis: behavioral20

Detonation Overview

Submitted

2024-05-31 05:30

Reported

2024-05-31 05:33

Platform

win10v2004-20240426-en

Max time kernel

147s

Max time network

158s

Command Line

rundll32.exe "C:\Users\Admin\AppData\Local\Temp\PROCESO JUDICIAL JUZGADO CIVIL 02 DEL CIRCUITO\vcruntime140_1.dll",#1

Signatures

N/A

Processes

C:\Windows\system32\rundll32.exe

rundll32.exe "C:\Users\Admin\AppData\Local\Temp\PROCESO JUDICIAL JUZGADO CIVIL 02 DEL CIRCUITO\vcruntime140_1.dll",#1

Network

Country Destination Domain Proto
US 8.8.8.8:53 209.205.72.20.in-addr.arpa udp
US 8.8.8.8:53 144.107.17.2.in-addr.arpa udp
US 8.8.8.8:53 75.159.190.20.in-addr.arpa udp
US 8.8.8.8:53 154.239.44.20.in-addr.arpa udp
US 8.8.8.8:53 97.17.167.52.in-addr.arpa udp
US 8.8.8.8:53 15.164.165.52.in-addr.arpa udp
US 8.8.8.8:53 103.169.127.40.in-addr.arpa udp
US 8.8.8.8:53 240.221.184.93.in-addr.arpa udp
US 52.111.227.11:443 tcp
US 8.8.8.8:53 21.236.111.52.in-addr.arpa udp
US 8.8.8.8:53 14.179.89.13.in-addr.arpa udp

Files

N/A

Analysis: behavioral6

Detonation Overview

Submitted

2024-05-31 05:30

Reported

2024-05-31 05:33

Platform

win10v2004-20240426-en

Max time kernel

148s

Max time network

157s

Command Line

rundll32.exe "C:\Users\Admin\AppData\Local\Temp\PROCESO JUDICIAL JUZGADO CIVIL 02 DEL CIRCUITO\Qt5Network.dll",#1

Signatures

N/A

Processes

C:\Windows\system32\rundll32.exe

rundll32.exe "C:\Users\Admin\AppData\Local\Temp\PROCESO JUDICIAL JUZGADO CIVIL 02 DEL CIRCUITO\Qt5Network.dll",#1

Network

Country Destination Domain Proto
US 8.8.8.8:53 154.239.44.20.in-addr.arpa udp
US 8.8.8.8:53 144.107.17.2.in-addr.arpa udp
US 8.8.8.8:53 138.32.126.40.in-addr.arpa udp
US 8.8.8.8:53 97.17.167.52.in-addr.arpa udp
US 8.8.8.8:53 103.169.127.40.in-addr.arpa udp
US 8.8.8.8:53 15.164.165.52.in-addr.arpa udp
US 8.8.8.8:53 203.107.17.2.in-addr.arpa udp
US 8.8.8.8:53 240.221.184.93.in-addr.arpa udp
US 8.8.8.8:53 30.243.111.52.in-addr.arpa udp
US 8.8.8.8:53 8.179.89.13.in-addr.arpa udp

Files

N/A

Analysis: behavioral8

Detonation Overview

Submitted

2024-05-31 05:30

Reported

2024-05-31 05:33

Platform

win10v2004-20240226-en

Max time kernel

142s

Max time network

158s

Command Line

rundll32.exe "C:\Users\Admin\AppData\Local\Temp\PROCESO JUDICIAL JUZGADO CIVIL 02 DEL CIRCUITO\libcrypto-1_1-x64.dll",#1

Signatures

N/A

Processes

C:\Windows\system32\rundll32.exe

rundll32.exe "C:\Users\Admin\AppData\Local\Temp\PROCESO JUDICIAL JUZGADO CIVIL 02 DEL CIRCUITO\libcrypto-1_1-x64.dll",#1

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe

"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=3948 --field-trial-handle=2656,i,16940681401824032220,151921362336696246,262144 --variations-seed-version /prefetch:8

Network

Country Destination Domain Proto
US 8.8.8.8:53 154.239.44.20.in-addr.arpa udp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
US 8.8.8.8:53 75.159.190.20.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 97.17.167.52.in-addr.arpa udp
US 8.8.8.8:53 217.106.137.52.in-addr.arpa udp
US 8.8.8.8:53 26.165.165.52.in-addr.arpa udp
US 8.8.8.8:53 198.187.3.20.in-addr.arpa udp
US 8.8.8.8:53 chromewebstore.googleapis.com udp
US 8.8.8.8:53 chromewebstore.googleapis.com udp
GB 142.250.187.234:443 chromewebstore.googleapis.com tcp
US 8.8.8.8:53 pki.goog udp
US 8.8.8.8:53 pki.goog udp
US 216.239.32.29:80 pki.goog tcp
US 8.8.8.8:53 234.187.250.142.in-addr.arpa udp
US 8.8.8.8:53 29.32.239.216.in-addr.arpa udp
US 8.8.8.8:53 22.236.111.52.in-addr.arpa udp
US 8.8.8.8:53 8.179.89.13.in-addr.arpa udp

Files

N/A