Malware Analysis Report

2024-10-19 01:37

Sample ID 241007-y4a1nswgld
Target 7-zip.zip
SHA256 3d00468448abc115a138a0d7c0e39db72bf3c46ed086926e7b9f1854835676b6
Tags
netsupport discovery rat persistence privilege_escalation
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK

Enterprise Matrix V15

Analysis: static1

Detonation Overview

Signatures

Analysis: behavioral2

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral5

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral8

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral10

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral14

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral6

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral12

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral13

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral15

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: behavioral4

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral9

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral11

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral1

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis Overview

score
10/10

SHA256

3d00468448abc115a138a0d7c0e39db72bf3c46ed086926e7b9f1854835676b6

Threat Level: Known bad

The file 7-zip.zip was found to be: Known bad.

Malicious Activity Summary

netsupport discovery rat persistence privilege_escalation

NetSupport

Event Triggered Execution: Component Object Model Hijacking

Checks installed software on the system

Drops file in Program Files directory

System Location Discovery: System Language Discovery

Unsigned PE

Enumerates physical storage devices

Program crash

Suspicious use of AdjustPrivilegeToken

Suspicious use of FindShellTrayWindow

Modifies registry class

Suspicious use of SetWindowsHookEx

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-10-07 20:19

Signatures

Unsigned PE

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

Analysis: behavioral2

Detonation Overview

Submitted

2024-10-07 20:19

Reported

2024-10-07 20:22

Platform

win10-20240404-en

Max time kernel

133s

Max time network

135s

Command Line

"C:\Users\Admin\AppData\Local\Temp\7-zip\7-zip.exe"

Signatures

NetSupport

rat netsupport

System Location Discovery: System Language Discovery

discovery
Description Indicator Process Target
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\7-zip\7-zip.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeSecurityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\7-zip\7-zip.exe N/A

Suspicious use of FindShellTrayWindow

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\7-zip\7-zip.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\7-zip\7-zip.exe

"C:\Users\Admin\AppData\Local\Temp\7-zip\7-zip.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 geo.netsupportsoftware.com udp
DE 212.224.107.150:443 tcp
US 172.67.68.212:80 geo.netsupportsoftware.com tcp
US 172.67.68.212:80 geo.netsupportsoftware.com tcp
US 8.8.8.8:53 0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.8.0.8.0.8.0.8.0.ip6.arpa udp
US 8.8.8.8:53 212.68.67.172.in-addr.arpa udp
US 8.8.8.8:53 150.107.224.212.in-addr.arpa udp
US 172.67.68.212:80 geo.netsupportsoftware.com tcp
US 8.8.8.8:53 22.236.111.52.in-addr.arpa udp
US 8.8.8.8:53 169.253.116.51.in-addr.arpa udp

Files

N/A

Analysis: behavioral5

Detonation Overview

Submitted

2024-10-07 20:19

Reported

2024-10-07 20:22

Platform

win10-20240404-en

Max time kernel

135s

Max time network

137s

Command Line

rundll32.exe C:\Users\Admin\AppData\Local\Temp\7-zip\HTCTL32.dll,#1

Signatures

Program crash

Description Indicator Process Target
N/A N/A C:\Windows\SysWOW64\WerFault.exe C:\Windows\SysWOW64\rundll32.exe

System Location Discovery: System Language Discovery

discovery
Description Indicator Process Target
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Windows\SysWOW64\rundll32.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 4144 wrote to memory of 4644 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 4144 wrote to memory of 4644 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 4144 wrote to memory of 4644 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe

Processes

C:\Windows\system32\rundll32.exe

rundll32.exe C:\Users\Admin\AppData\Local\Temp\7-zip\HTCTL32.dll,#1

C:\Windows\SysWOW64\rundll32.exe

rundll32.exe C:\Users\Admin\AppData\Local\Temp\7-zip\HTCTL32.dll,#1

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 4644 -s 660

Network

Country Destination Domain Proto
US 8.8.8.8:53 25.66.18.2.in-addr.arpa udp
US 8.8.8.8:53 23.236.111.52.in-addr.arpa udp
US 8.8.8.8:53 104.193.132.51.in-addr.arpa udp
US 8.8.8.8:53 79.190.18.2.in-addr.arpa udp

Files

N/A

Analysis: behavioral8

Detonation Overview

Submitted

2024-10-07 20:19

Reported

2024-10-07 20:22

Platform

win10-20240404-en

Max time kernel

133s

Max time network

135s

Command Line

rundll32.exe C:\Users\Admin\AppData\Local\Temp\7-zip\PCICL32.dll,#1

Signatures

System Location Discovery: System Language Discovery

discovery
Description Indicator Process Target
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Windows\SysWOW64\rundll32.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 3764 wrote to memory of 4748 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 3764 wrote to memory of 4748 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 3764 wrote to memory of 4748 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe

Processes

C:\Windows\system32\rundll32.exe

rundll32.exe C:\Users\Admin\AppData\Local\Temp\7-zip\PCICL32.dll,#1

C:\Windows\SysWOW64\rundll32.exe

rundll32.exe C:\Users\Admin\AppData\Local\Temp\7-zip\PCICL32.dll,#1

Network

Country Destination Domain Proto
US 8.8.8.8:53 29.243.111.52.in-addr.arpa udp
US 8.8.8.8:53 104.193.132.51.in-addr.arpa udp

Files

N/A

Analysis: behavioral10

Detonation Overview

Submitted

2024-10-07 20:19

Reported

2024-10-07 20:22

Platform

win10-20240404-en

Max time kernel

133s

Max time network

137s

Command Line

C:\Windows\system32\NOTEPAD.EXE C:\Users\Admin\AppData\Local\Temp\7-zip\client32.ini

Signatures

N/A

Processes

C:\Windows\system32\NOTEPAD.EXE

C:\Windows\system32\NOTEPAD.EXE C:\Users\Admin\AppData\Local\Temp\7-zip\client32.ini

Network

Country Destination Domain Proto
US 138.91.171.81:80 tcp
US 8.8.8.8:53 29.243.111.52.in-addr.arpa udp
US 8.8.8.8:53 99.209.201.84.in-addr.arpa udp
US 8.8.8.8:53 169.253.116.51.in-addr.arpa udp

Files

N/A

Analysis: behavioral14

Detonation Overview

Submitted

2024-10-07 20:19

Reported

2024-10-07 20:22

Platform

win10-20240404-en

Max time kernel

133s

Max time network

134s

Command Line

rundll32.exe C:\Users\Admin\AppData\Local\Temp\7-zip\pcicapi.dll,#1

Signatures

System Location Discovery: System Language Discovery

discovery
Description Indicator Process Target
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Windows\SysWOW64\rundll32.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 5080 wrote to memory of 1016 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 5080 wrote to memory of 1016 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 5080 wrote to memory of 1016 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe

Processes

C:\Windows\system32\rundll32.exe

rundll32.exe C:\Users\Admin\AppData\Local\Temp\7-zip\pcicapi.dll,#1

C:\Windows\SysWOW64\rundll32.exe

rundll32.exe C:\Users\Admin\AppData\Local\Temp\7-zip\pcicapi.dll,#1

Network

Country Destination Domain Proto
US 8.8.8.8:53 0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.8.0.8.0.8.0.8.0.ip6.arpa udp
US 8.8.8.8:53 22.236.111.52.in-addr.arpa udp
US 8.8.8.8:53 168.117.168.52.in-addr.arpa udp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp

Files

N/A

Analysis: behavioral6

Detonation Overview

Submitted

2024-10-07 20:19

Reported

2024-10-07 20:22

Platform

win10-20240404-en

Max time kernel

133s

Max time network

136s

Command Line

cmd /c C:\Users\Admin\AppData\Local\Temp\7-zip\NSM.lic

Signatures

Enumerates physical storage devices

Modifies registry class

Description Indicator Process Target
Key created \REGISTRY\USER\S-1-5-21-1687926120-3022217735-1146543763-1000_Classes\Local Settings C:\Windows\system32\cmd.exe N/A
Key created \REGISTRY\USER\S-1-5-21-1687926120-3022217735-1146543763-1000_Classes\Local Settings C:\Windows\system32\OpenWith.exe N/A

Suspicious use of SetWindowsHookEx

Description Indicator Process Target
N/A N/A C:\Windows\system32\OpenWith.exe N/A

Processes

C:\Windows\system32\cmd.exe

cmd /c C:\Users\Admin\AppData\Local\Temp\7-zip\NSM.lic

C:\Windows\system32\OpenWith.exe

C:\Windows\system32\OpenWith.exe -Embedding

Network

Country Destination Domain Proto
US 8.8.8.8:53 11.227.111.52.in-addr.arpa udp
US 8.8.8.8:53 169.253.116.51.in-addr.arpa udp
US 8.8.8.8:53 77.190.18.2.in-addr.arpa udp

Files

N/A

Analysis: behavioral12

Detonation Overview

Submitted

2024-10-07 20:19

Reported

2024-10-07 20:22

Platform

win10-20240404-en

Max time kernel

135s

Max time network

136s

Command Line

C:\Windows\system32\NOTEPAD.EXE C:\Users\Admin\AppData\Local\Temp\7-zip\nskbfltr.inf

Signatures

N/A

Processes

C:\Windows\system32\NOTEPAD.EXE

C:\Windows\system32\NOTEPAD.EXE C:\Users\Admin\AppData\Local\Temp\7-zip\nskbfltr.inf

Network

Country Destination Domain Proto
US 8.8.8.8:53 29.243.111.52.in-addr.arpa udp
US 8.8.8.8:53 104.193.132.51.in-addr.arpa udp

Files

N/A

Analysis: behavioral13

Detonation Overview

Submitted

2024-10-07 20:19

Reported

2024-10-07 20:22

Platform

win10-20240404-en

Max time kernel

133s

Max time network

136s

Command Line

C:\Windows\system32\NOTEPAD.EXE C:\Users\Admin\AppData\Local\Temp\7-zip\nsm_vpro.ini

Signatures

N/A

Processes

C:\Windows\system32\NOTEPAD.EXE

C:\Windows\system32\NOTEPAD.EXE C:\Users\Admin\AppData\Local\Temp\7-zip\nsm_vpro.ini

Network

Country Destination Domain Proto
US 8.8.8.8:53 29.243.111.52.in-addr.arpa udp
US 8.8.8.8:53 104.193.132.51.in-addr.arpa udp
US 8.8.8.8:53 79.190.18.2.in-addr.arpa udp

Files

N/A

Analysis: behavioral15

Detonation Overview

Submitted

2024-10-07 20:19

Reported

2024-10-07 20:22

Platform

win10-20240404-en

Max time kernel

133s

Max time network

135s

Command Line

"C:\Users\Admin\AppData\Local\Temp\7-zip\remcmdstub.exe"

Signatures

System Location Discovery: System Language Discovery

discovery
Description Indicator Process Target
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\7-zip\remcmdstub.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\7-zip\remcmdstub.exe

"C:\Users\Admin\AppData\Local\Temp\7-zip\remcmdstub.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 f.f.f.f.5.e.a.8.b.6.d.3.0.8.0.1.f.f.f.f.5.e.a.8.8.0.8.0.8.0.8.0.ip6.arpa udp
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 29.243.111.52.in-addr.arpa udp
US 8.8.8.8:53 104.193.132.51.in-addr.arpa udp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp

Files

N/A

Analysis: behavioral3

Detonation Overview

Submitted

2024-10-07 20:19

Reported

2024-10-07 20:22

Platform

win10-20240404-en

Max time kernel

133s

Max time network

136s

Command Line

"C:\Users\Admin\AppData\Local\Temp\7-zip\7z2408-x64.exe"

Signatures

Event Triggered Execution: Component Object Model Hijacking

persistence privilege_escalation

Checks installed software on the system

discovery

Drops file in Program Files directory

Description Indicator Process Target
File opened for modification C:\Program Files\7-Zip\Lang\bg.txt C:\Users\Admin\AppData\Local\Temp\7-zip\7z2408-x64.exe N/A
File opened for modification C:\Program Files\7-Zip\Lang\io.txt C:\Users\Admin\AppData\Local\Temp\7-zip\7z2408-x64.exe N/A
File opened for modification C:\Program Files\7-Zip\Lang\mng2.txt C:\Users\Admin\AppData\Local\Temp\7-zip\7z2408-x64.exe N/A
File opened for modification C:\Program Files\7-Zip\Lang\tt.txt C:\Users\Admin\AppData\Local\Temp\7-zip\7z2408-x64.exe N/A
File opened for modification C:\Program Files\7-Zip\Lang\pl.txt C:\Users\Admin\AppData\Local\Temp\7-zip\7z2408-x64.exe N/A
File opened for modification C:\Program Files\7-Zip\Lang\sw.txt C:\Users\Admin\AppData\Local\Temp\7-zip\7z2408-x64.exe N/A
File opened for modification C:\Program Files\7-Zip\Lang\tk.txt C:\Users\Admin\AppData\Local\Temp\7-zip\7z2408-x64.exe N/A
File opened for modification C:\Program Files\7-Zip\Lang\tr.txt C:\Users\Admin\AppData\Local\Temp\7-zip\7z2408-x64.exe N/A
File opened for modification C:\Program Files\7-Zip\Lang\ga.txt C:\Users\Admin\AppData\Local\Temp\7-zip\7z2408-x64.exe N/A
File opened for modification C:\Program Files\7-Zip\Lang\hy.txt C:\Users\Admin\AppData\Local\Temp\7-zip\7z2408-x64.exe N/A
File opened for modification C:\Program Files\7-Zip\Lang\nn.txt C:\Users\Admin\AppData\Local\Temp\7-zip\7z2408-x64.exe N/A
File opened for modification C:\Program Files\7-Zip\Lang\hr.txt C:\Users\Admin\AppData\Local\Temp\7-zip\7z2408-x64.exe N/A
File opened for modification C:\Program Files\7-Zip\Lang\be.txt C:\Users\Admin\AppData\Local\Temp\7-zip\7z2408-x64.exe N/A
File opened for modification C:\Program Files\7-Zip\Lang\tg.txt C:\Users\Admin\AppData\Local\Temp\7-zip\7z2408-x64.exe N/A
File opened for modification C:\Program Files\7-Zip\Lang\bn.txt C:\Users\Admin\AppData\Local\Temp\7-zip\7z2408-x64.exe N/A
File opened for modification C:\Program Files\7-Zip\Lang\sk.txt C:\Users\Admin\AppData\Local\Temp\7-zip\7z2408-x64.exe N/A
File opened for modification C:\Program Files\7-Zip\Lang\zh-tw.txt C:\Users\Admin\AppData\Local\Temp\7-zip\7z2408-x64.exe N/A
File opened for modification C:\Program Files\7-Zip\History.txt C:\Users\Admin\AppData\Local\Temp\7-zip\7z2408-x64.exe N/A
File opened for modification C:\Program Files\7-Zip\Lang\br.txt C:\Users\Admin\AppData\Local\Temp\7-zip\7z2408-x64.exe N/A
File opened for modification C:\Program Files\7-Zip\Lang\ext.txt C:\Users\Admin\AppData\Local\Temp\7-zip\7z2408-x64.exe N/A
File opened for modification C:\Program Files\7-Zip\Lang\ja.txt C:\Users\Admin\AppData\Local\Temp\7-zip\7z2408-x64.exe N/A
File opened for modification C:\Program Files\7-Zip\Lang\gu.txt C:\Users\Admin\AppData\Local\Temp\7-zip\7z2408-x64.exe N/A
File opened for modification C:\Program Files\7-Zip\Lang\ms.txt C:\Users\Admin\AppData\Local\Temp\7-zip\7z2408-x64.exe N/A
File opened for modification C:\Program Files\7-Zip\License.txt C:\Users\Admin\AppData\Local\Temp\7-zip\7z2408-x64.exe N/A
File opened for modification C:\Program Files\7-Zip\Lang\et.txt C:\Users\Admin\AppData\Local\Temp\7-zip\7z2408-x64.exe N/A
File opened for modification C:\Program Files\7-Zip\Lang\mng.txt C:\Users\Admin\AppData\Local\Temp\7-zip\7z2408-x64.exe N/A
File opened for modification C:\Program Files\7-Zip\Lang\zh-cn.txt C:\Users\Admin\AppData\Local\Temp\7-zip\7z2408-x64.exe N/A
File opened for modification C:\Program Files\7-Zip\7-zip32.dll C:\Users\Admin\AppData\Local\Temp\7-zip\7z2408-x64.exe N/A
File opened for modification C:\Program Files\7-Zip\Lang\ar.txt C:\Users\Admin\AppData\Local\Temp\7-zip\7z2408-x64.exe N/A
File opened for modification C:\Program Files\7-Zip\Lang\el.txt C:\Users\Admin\AppData\Local\Temp\7-zip\7z2408-x64.exe N/A
File opened for modification C:\Program Files\7-Zip\Lang\lij.txt C:\Users\Admin\AppData\Local\Temp\7-zip\7z2408-x64.exe N/A
File opened for modification C:\Program Files\7-Zip\readme.txt C:\Users\Admin\AppData\Local\Temp\7-zip\7z2408-x64.exe N/A
File opened for modification C:\Program Files\7-Zip\Lang\uz.txt C:\Users\Admin\AppData\Local\Temp\7-zip\7z2408-x64.exe N/A
File opened for modification C:\Program Files\7-Zip\7zFM.exe C:\Users\Admin\AppData\Local\Temp\7-zip\7z2408-x64.exe N/A
File opened for modification C:\Program Files\7-Zip\Lang\an.txt C:\Users\Admin\AppData\Local\Temp\7-zip\7z2408-x64.exe N/A
File opened for modification C:\Program Files\7-Zip\Lang\kaa.txt C:\Users\Admin\AppData\Local\Temp\7-zip\7z2408-x64.exe N/A
File opened for modification C:\Program Files\7-Zip\Lang\sq.txt C:\Users\Admin\AppData\Local\Temp\7-zip\7z2408-x64.exe N/A
File opened for modification C:\Program Files\7-Zip\Lang\th.txt C:\Users\Admin\AppData\Local\Temp\7-zip\7z2408-x64.exe N/A
File opened for modification C:\Program Files\7-Zip\Lang\fur.txt C:\Users\Admin\AppData\Local\Temp\7-zip\7z2408-x64.exe N/A
File opened for modification C:\Program Files\7-Zip\Lang\he.txt C:\Users\Admin\AppData\Local\Temp\7-zip\7z2408-x64.exe N/A
File opened for modification C:\Program Files\7-Zip\Lang\kab.txt C:\Users\Admin\AppData\Local\Temp\7-zip\7z2408-x64.exe N/A
File opened for modification C:\Program Files\7-Zip\Lang\ne.txt C:\Users\Admin\AppData\Local\Temp\7-zip\7z2408-x64.exe N/A
File opened for modification C:\Program Files\7-Zip\Lang\si.txt C:\Users\Admin\AppData\Local\Temp\7-zip\7z2408-x64.exe N/A
File opened for modification C:\Program Files\7-Zip\Lang\fr.txt C:\Users\Admin\AppData\Local\Temp\7-zip\7z2408-x64.exe N/A
File opened for modification C:\Program Files\7-Zip\Lang\ky.txt C:\Users\Admin\AppData\Local\Temp\7-zip\7z2408-x64.exe N/A
File opened for modification C:\Program Files\7-Zip\Lang\nl.txt C:\Users\Admin\AppData\Local\Temp\7-zip\7z2408-x64.exe N/A
File opened for modification C:\Program Files\7-Zip\Lang\pt-br.txt C:\Users\Admin\AppData\Local\Temp\7-zip\7z2408-x64.exe N/A
File opened for modification C:\Program Files\7-Zip\Lang\de.txt C:\Users\Admin\AppData\Local\Temp\7-zip\7z2408-x64.exe N/A
File opened for modification C:\Program Files\7-Zip\Lang\hu.txt C:\Users\Admin\AppData\Local\Temp\7-zip\7z2408-x64.exe N/A
File opened for modification C:\Program Files\7-Zip\Lang\ka.txt C:\Users\Admin\AppData\Local\Temp\7-zip\7z2408-x64.exe N/A
File opened for modification C:\Program Files\7-Zip\7z.dll C:\Users\Admin\AppData\Local\Temp\7-zip\7z2408-x64.exe N/A
File opened for modification C:\Program Files\7-Zip\Lang\ro.txt C:\Users\Admin\AppData\Local\Temp\7-zip\7z2408-x64.exe N/A
File opened for modification C:\Program Files\7-Zip\7-zip.dll C:\Users\Admin\AppData\Local\Temp\7-zip\7z2408-x64.exe N/A
File opened for modification C:\Program Files\7-Zip\Lang\en.ttt C:\Users\Admin\AppData\Local\Temp\7-zip\7z2408-x64.exe N/A
File opened for modification C:\Program Files\7-Zip\Lang\kk.txt C:\Users\Admin\AppData\Local\Temp\7-zip\7z2408-x64.exe N/A
File opened for modification C:\Program Files\7-Zip\Lang\ast.txt C:\Users\Admin\AppData\Local\Temp\7-zip\7z2408-x64.exe N/A
File opened for modification C:\Program Files\7-Zip\Lang\az.txt C:\Users\Admin\AppData\Local\Temp\7-zip\7z2408-x64.exe N/A
File opened for modification C:\Program Files\7-Zip\Lang\sv.txt C:\Users\Admin\AppData\Local\Temp\7-zip\7z2408-x64.exe N/A
File opened for modification C:\Program Files\7-Zip\Lang\yo.txt C:\Users\Admin\AppData\Local\Temp\7-zip\7z2408-x64.exe N/A
File opened for modification C:\Program Files\7-Zip\Lang\ps.txt C:\Users\Admin\AppData\Local\Temp\7-zip\7z2408-x64.exe N/A
File opened for modification C:\Program Files\7-Zip\Lang\sl.txt C:\Users\Admin\AppData\Local\Temp\7-zip\7z2408-x64.exe N/A
File opened for modification C:\Program Files\7-Zip\7zG.exe C:\Users\Admin\AppData\Local\Temp\7-zip\7z2408-x64.exe N/A
File opened for modification C:\Program Files\7-Zip\Lang\fa.txt C:\Users\Admin\AppData\Local\Temp\7-zip\7z2408-x64.exe N/A
File opened for modification C:\Program Files\7-Zip\Lang\pt.txt C:\Users\Admin\AppData\Local\Temp\7-zip\7z2408-x64.exe N/A

Enumerates physical storage devices

System Location Discovery: System Language Discovery

discovery
Description Indicator Process Target
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\7-zip\7z2408-x64.exe N/A

Modifies registry class

Description Indicator Process Target
Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{23170F69-40C1-278A-1000-000100020000}\InprocServer32 C:\Users\Admin\AppData\Local\Temp\7-zip\7z2408-x64.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{23170F69-40C1-278A-1000-000100020000}\InprocServer32 C:\Users\Admin\AppData\Local\Temp\7-zip\7z2408-x64.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{23170F69-40C1-278A-1000-000100020000}\InprocServer32\ = "C:\\Program Files\\7-Zip\\7-zip.dll" C:\Users\Admin\AppData\Local\Temp\7-zip\7z2408-x64.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Folder\shellex\ContextMenuHandlers\7-Zip\ = "{23170F69-40C1-278A-1000-000100020000}" C:\Users\Admin\AppData\Local\Temp\7-zip\7z2408-x64.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{23170F69-40C1-278A-1000-000100020000}\ = "7-Zip Shell Extension" C:\Users\Admin\AppData\Local\Temp\7-zip\7z2408-x64.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{23170F69-40C1-278A-1000-000100020000} C:\Users\Admin\AppData\Local\Temp\7-zip\7z2408-x64.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\Classes\*\shellex\ContextMenuHandlers\7-Zip C:\Users\Admin\AppData\Local\Temp\7-zip\7z2408-x64.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Directory\shellex\ContextMenuHandlers\7-Zip\ = "{23170F69-40C1-278A-1000-000100020000}" C:\Users\Admin\AppData\Local\Temp\7-zip\7z2408-x64.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Directory\shellex\DragDropHandlers\7-Zip C:\Users\Admin\AppData\Local\Temp\7-zip\7z2408-x64.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Directory\shellex\DragDropHandlers\7-Zip\ = "{23170F69-40C1-278A-1000-000100020000}" C:\Users\Admin\AppData\Local\Temp\7-zip\7z2408-x64.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Drive\shellex\DragDropHandlers\7-Zip\ = "{23170F69-40C1-278A-1000-000100020000}" C:\Users\Admin\AppData\Local\Temp\7-zip\7z2408-x64.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{23170F69-40C1-278A-1000-000100020000}\InprocServer32\ = "C:\\Program Files\\7-Zip\\7-zip32.dll" C:\Users\Admin\AppData\Local\Temp\7-zip\7z2408-x64.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{23170F69-40C1-278A-1000-000100020000}\InprocServer32\ThreadingModel = "Apartment" C:\Users\Admin\AppData\Local\Temp\7-zip\7z2408-x64.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Directory\shellex\ContextMenuHandlers\7-Zip C:\Users\Admin\AppData\Local\Temp\7-zip\7z2408-x64.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Folder\shellex\ContextMenuHandlers\7-Zip C:\Users\Admin\AppData\Local\Temp\7-zip\7z2408-x64.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Drive\shellex\DragDropHandlers\7-Zip C:\Users\Admin\AppData\Local\Temp\7-zip\7z2408-x64.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{23170F69-40C1-278A-1000-000100020000} C:\Users\Admin\AppData\Local\Temp\7-zip\7z2408-x64.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{23170F69-40C1-278A-1000-000100020000}\InprocServer32\ThreadingModel = "Apartment" C:\Users\Admin\AppData\Local\Temp\7-zip\7z2408-x64.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{23170F69-40C1-278A-1000-000100020000}\ = "7-Zip Shell Extension" C:\Users\Admin\AppData\Local\Temp\7-zip\7z2408-x64.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\*\shellex\ContextMenuHandlers\7-Zip\ = "{23170F69-40C1-278A-1000-000100020000}" C:\Users\Admin\AppData\Local\Temp\7-zip\7z2408-x64.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\7-zip\7z2408-x64.exe

"C:\Users\Admin\AppData\Local\Temp\7-zip\7z2408-x64.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 11.227.111.52.in-addr.arpa udp
US 8.8.8.8:53 104.193.132.51.in-addr.arpa udp

Files

N/A

Analysis: behavioral7

Detonation Overview

Submitted

2024-10-07 20:19

Reported

2024-10-07 20:22

Platform

win10-20240404-en

Max time kernel

133s

Max time network

135s

Command Line

rundll32.exe C:\Users\Admin\AppData\Local\Temp\7-zip\PCICHEK.dll,#1

Signatures

System Location Discovery: System Language Discovery

discovery
Description Indicator Process Target
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Windows\SysWOW64\rundll32.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 4520 wrote to memory of 68 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 4520 wrote to memory of 68 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 4520 wrote to memory of 68 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe

Processes

C:\Windows\system32\rundll32.exe

rundll32.exe C:\Users\Admin\AppData\Local\Temp\7-zip\PCICHEK.dll,#1

C:\Windows\SysWOW64\rundll32.exe

rundll32.exe C:\Users\Admin\AppData\Local\Temp\7-zip\PCICHEK.dll,#1

Network

Country Destination Domain Proto
US 8.8.8.8:53 11.227.111.52.in-addr.arpa udp
US 8.8.8.8:53 168.117.168.52.in-addr.arpa udp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp

Files

N/A

Analysis: behavioral4

Detonation Overview

Submitted

2024-10-07 20:19

Reported

2024-10-07 20:22

Platform

win10-20240404-en

Max time kernel

134s

Max time network

135s

Command Line

rundll32.exe C:\Users\Admin\AppData\Local\Temp\7-zip\AudioCapture.dll,#1

Signatures

System Location Discovery: System Language Discovery

discovery
Description Indicator Process Target
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Windows\SysWOW64\rundll32.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 4896 wrote to memory of 4416 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 4896 wrote to memory of 4416 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 4896 wrote to memory of 4416 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe

Processes

C:\Windows\system32\rundll32.exe

rundll32.exe C:\Users\Admin\AppData\Local\Temp\7-zip\AudioCapture.dll,#1

C:\Windows\SysWOW64\rundll32.exe

rundll32.exe C:\Users\Admin\AppData\Local\Temp\7-zip\AudioCapture.dll,#1

Network

Country Destination Domain Proto
US 8.8.8.8:53 0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.8.0.8.0.8.0.8.0.ip6.arpa udp
US 8.8.8.8:53 29.243.111.52.in-addr.arpa udp
US 8.8.8.8:53 6.173.189.20.in-addr.arpa udp

Files

N/A

Analysis: behavioral9

Detonation Overview

Submitted

2024-10-07 20:19

Reported

2024-10-07 20:22

Platform

win10-20240404-en

Max time kernel

133s

Max time network

137s

Command Line

rundll32.exe C:\Users\Admin\AppData\Local\Temp\7-zip\TCCTL32.dll,#1

Signatures

System Location Discovery: System Language Discovery

discovery
Description Indicator Process Target
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Windows\SysWOW64\rundll32.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 600 wrote to memory of 1448 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 600 wrote to memory of 1448 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 600 wrote to memory of 1448 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe

Processes

C:\Windows\system32\rundll32.exe

rundll32.exe C:\Users\Admin\AppData\Local\Temp\7-zip\TCCTL32.dll,#1

C:\Windows\SysWOW64\rundll32.exe

rundll32.exe C:\Users\Admin\AppData\Local\Temp\7-zip\TCCTL32.dll,#1

Network

Country Destination Domain Proto
US 8.8.8.8:53 22.236.111.52.in-addr.arpa udp
US 8.8.8.8:53 69.209.201.84.in-addr.arpa udp
US 8.8.8.8:53 90.16.208.104.in-addr.arpa udp

Files

N/A

Analysis: behavioral11

Detonation Overview

Submitted

2024-10-07 20:19

Reported

2024-10-07 20:22

Platform

win10-20240404-en

Max time kernel

134s

Max time network

135s

Command Line

rundll32.exe C:\Users\Admin\AppData\Local\Temp\7-zip\msvcr100.dll,#1

Signatures

Program crash

Description Indicator Process Target
N/A N/A C:\Windows\SysWOW64\WerFault.exe C:\Windows\SysWOW64\rundll32.exe

System Location Discovery: System Language Discovery

discovery
Description Indicator Process Target
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Windows\SysWOW64\rundll32.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 2820 wrote to memory of 4320 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 2820 wrote to memory of 4320 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 2820 wrote to memory of 4320 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe

Processes

C:\Windows\system32\rundll32.exe

rundll32.exe C:\Users\Admin\AppData\Local\Temp\7-zip\msvcr100.dll,#1

C:\Windows\SysWOW64\rundll32.exe

rundll32.exe C:\Users\Admin\AppData\Local\Temp\7-zip\msvcr100.dll,#1

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 4320 -s 616

Network

Country Destination Domain Proto
US 8.8.8.8:53 157.117.19.2.in-addr.arpa udp
US 8.8.8.8:53 90.16.208.104.in-addr.arpa udp

Files

N/A

Analysis: behavioral1

Detonation Overview

Submitted

2024-10-07 20:19

Reported

2024-10-07 20:22

Platform

win10-20240404-en

Max time kernel

135s

Max time network

136s

Command Line

C:\Windows\Explorer.exe /idlist,,C:\Users\Admin\AppData\Local\Temp\7-zip.zip

Signatures

N/A

Processes

C:\Windows\Explorer.exe

C:\Windows\Explorer.exe /idlist,,C:\Users\Admin\AppData\Local\Temp\7-zip.zip

Network

Country Destination Domain Proto
US 8.8.8.8:53 29.243.111.52.in-addr.arpa udp
US 8.8.8.8:53 168.117.168.52.in-addr.arpa udp

Files

N/A