Malware Analysis Report

2025-01-03 05:13

Sample ID 221208-nt2erscg9s
Target 897c493548dd9537dc52dccbcd65373b86ffcef1285befaa88a252b8475a32a1.exe
SHA256 897c493548dd9537dc52dccbcd65373b86ffcef1285befaa88a252b8475a32a1
Tags
bitrat persistence trojan upx
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK

Enterprise Matrix V6

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

897c493548dd9537dc52dccbcd65373b86ffcef1285befaa88a252b8475a32a1

Threat Level: Known bad

The file 897c493548dd9537dc52dccbcd65373b86ffcef1285befaa88a252b8475a32a1.exe was found to be: Known bad.

Malicious Activity Summary

bitrat persistence trojan upx

BitRAT

UPX packed file

Checks computer location settings

Adds Run key to start application

Suspicious use of SetThreadContext

Suspicious use of NtSetInformationThreadHideFromDebugger

Drops file in Windows directory

Enumerates physical storage devices

Suspicious use of WriteProcessMemory

Modifies system certificate store

Suspicious behavior: EnumeratesProcesses

Suspicious use of AdjustPrivilegeToken

Suspicious use of SetWindowsHookEx

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2022-12-08 11:42

Signatures

N/A

Analysis: behavioral1

Detonation Overview

Submitted

2022-12-08 11:42

Reported

2022-12-08 11:44

Platform

win7-20220901-en

Max time kernel

145s

Max time network

155s

Command Line

"C:\Users\Admin\AppData\Local\Temp\897c493548dd9537dc52dccbcd65373b86ffcef1285befaa88a252b8475a32a1.exe"

Signatures

BitRAT

trojan bitrat

Adds Run key to start application

persistence
Description Indicator Process Target
Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\Pubdor = "\"C:\\Users\\Admin\\AppData\\Roaming\\Hmvqz\\Pubdor.exe\"" C:\Users\Admin\AppData\Local\Temp\897c493548dd9537dc52dccbcd65373b86ffcef1285befaa88a252b8475a32a1.exe N/A

Enumerates physical storage devices

Modifies system certificate store

evasion spyware trojan
Description Indicator Process Target
Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\DAC9024F54D8F6DF94935FB1732638CA6AD77C13 C:\Users\Admin\AppData\Local\Temp\897c493548dd9537dc52dccbcd65373b86ffcef1285befaa88a252b8475a32a1.exe N/A
Set value (data) \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\DAC9024F54D8F6DF94935FB1732638CA6AD77C13\Blob = 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 C:\Users\Admin\AppData\Local\Temp\897c493548dd9537dc52dccbcd65373b86ffcef1285befaa88a252b8475a32a1.exe N/A
Set value (data) \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\DAC9024F54D8F6DF94935FB1732638CA6AD77C13\Blob = 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 C:\Users\Admin\AppData\Local\Temp\897c493548dd9537dc52dccbcd65373b86ffcef1285befaa88a252b8475a32a1.exe N/A
Set value (data) \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\DAC9024F54D8F6DF94935FB1732638CA6AD77C13\Blob = 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 C:\Users\Admin\AppData\Local\Temp\897c493548dd9537dc52dccbcd65373b86ffcef1285befaa88a252b8475a32a1.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\ROOT\Certificates\CABD2A79A1076A31F21D253635CB039D4329A5E8 C:\Users\Admin\AppData\Local\Temp\897c493548dd9537dc52dccbcd65373b86ffcef1285befaa88a252b8475a32a1.exe N/A
Set value (data) \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\ROOT\Certificates\CABD2A79A1076A31F21D253635CB039D4329A5E8\Blob = 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 C:\Users\Admin\AppData\Local\Temp\897c493548dd9537dc52dccbcd65373b86ffcef1285befaa88a252b8475a32a1.exe N/A

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\897c493548dd9537dc52dccbcd65373b86ffcef1285befaa88a252b8475a32a1.exe N/A
Token: SeDebugPrivilege N/A C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe N/A
Token: SeDebugPrivilege N/A C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe N/A
Token: SeShutdownPrivilege N/A C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe N/A

Suspicious use of SetWindowsHookEx

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

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 1128 wrote to memory of 760 N/A C:\Users\Admin\AppData\Local\Temp\897c493548dd9537dc52dccbcd65373b86ffcef1285befaa88a252b8475a32a1.exe C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
PID 1128 wrote to memory of 760 N/A C:\Users\Admin\AppData\Local\Temp\897c493548dd9537dc52dccbcd65373b86ffcef1285befaa88a252b8475a32a1.exe C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
PID 1128 wrote to memory of 760 N/A C:\Users\Admin\AppData\Local\Temp\897c493548dd9537dc52dccbcd65373b86ffcef1285befaa88a252b8475a32a1.exe C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
PID 1128 wrote to memory of 760 N/A C:\Users\Admin\AppData\Local\Temp\897c493548dd9537dc52dccbcd65373b86ffcef1285befaa88a252b8475a32a1.exe C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
PID 1128 wrote to memory of 484 N/A C:\Users\Admin\AppData\Local\Temp\897c493548dd9537dc52dccbcd65373b86ffcef1285befaa88a252b8475a32a1.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe
PID 1128 wrote to memory of 484 N/A C:\Users\Admin\AppData\Local\Temp\897c493548dd9537dc52dccbcd65373b86ffcef1285befaa88a252b8475a32a1.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe
PID 1128 wrote to memory of 484 N/A C:\Users\Admin\AppData\Local\Temp\897c493548dd9537dc52dccbcd65373b86ffcef1285befaa88a252b8475a32a1.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe
PID 1128 wrote to memory of 484 N/A C:\Users\Admin\AppData\Local\Temp\897c493548dd9537dc52dccbcd65373b86ffcef1285befaa88a252b8475a32a1.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe
PID 1128 wrote to memory of 484 N/A C:\Users\Admin\AppData\Local\Temp\897c493548dd9537dc52dccbcd65373b86ffcef1285befaa88a252b8475a32a1.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe
PID 1128 wrote to memory of 484 N/A C:\Users\Admin\AppData\Local\Temp\897c493548dd9537dc52dccbcd65373b86ffcef1285befaa88a252b8475a32a1.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe
PID 1128 wrote to memory of 484 N/A C:\Users\Admin\AppData\Local\Temp\897c493548dd9537dc52dccbcd65373b86ffcef1285befaa88a252b8475a32a1.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe
PID 1128 wrote to memory of 484 N/A C:\Users\Admin\AppData\Local\Temp\897c493548dd9537dc52dccbcd65373b86ffcef1285befaa88a252b8475a32a1.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe
PID 1128 wrote to memory of 484 N/A C:\Users\Admin\AppData\Local\Temp\897c493548dd9537dc52dccbcd65373b86ffcef1285befaa88a252b8475a32a1.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe
PID 1128 wrote to memory of 484 N/A C:\Users\Admin\AppData\Local\Temp\897c493548dd9537dc52dccbcd65373b86ffcef1285befaa88a252b8475a32a1.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe
PID 1128 wrote to memory of 484 N/A C:\Users\Admin\AppData\Local\Temp\897c493548dd9537dc52dccbcd65373b86ffcef1285befaa88a252b8475a32a1.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe
PID 1128 wrote to memory of 484 N/A C:\Users\Admin\AppData\Local\Temp\897c493548dd9537dc52dccbcd65373b86ffcef1285befaa88a252b8475a32a1.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe
PID 1128 wrote to memory of 484 N/A C:\Users\Admin\AppData\Local\Temp\897c493548dd9537dc52dccbcd65373b86ffcef1285befaa88a252b8475a32a1.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe
PID 1128 wrote to memory of 484 N/A C:\Users\Admin\AppData\Local\Temp\897c493548dd9537dc52dccbcd65373b86ffcef1285befaa88a252b8475a32a1.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe
PID 1128 wrote to memory of 484 N/A C:\Users\Admin\AppData\Local\Temp\897c493548dd9537dc52dccbcd65373b86ffcef1285befaa88a252b8475a32a1.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe

Processes

C:\Users\Admin\AppData\Local\Temp\897c493548dd9537dc52dccbcd65373b86ffcef1285befaa88a252b8475a32a1.exe

"C:\Users\Admin\AppData\Local\Temp\897c493548dd9537dc52dccbcd65373b86ffcef1285befaa88a252b8475a32a1.exe"

C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe

"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -enc UwB0AGEAcgB0AC0AUwBsAGUAZQBwACAALQBTAGUAYwBvAG4AZABzACAAMwA1AA==

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

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

Network

Country Destination Domain Proto
N/A 8.8.8.8:53 a.pomf.cat udp
N/A 69.39.225.3:443 a.pomf.cat tcp
N/A 8.8.8.8:53 apps.identrust.com udp
N/A 104.109.143.91:80 apps.identrust.com tcp
N/A 37.139.128.233:3569 tcp
N/A 37.139.128.233:3569 tcp

Files

memory/1128-54-0x0000000000130000-0x0000000000138000-memory.dmp

memory/1128-55-0x0000000076961000-0x0000000076963000-memory.dmp

memory/1128-56-0x0000000007250000-0x0000000007618000-memory.dmp

memory/760-57-0x0000000000000000-mapping.dmp

memory/760-59-0x000000006EBA0000-0x000000006F14B000-memory.dmp

memory/760-60-0x000000006EBA0000-0x000000006F14B000-memory.dmp

memory/760-61-0x000000006EBA0000-0x000000006F14B000-memory.dmp

memory/484-62-0x0000000000400000-0x00000000007CE000-memory.dmp

memory/484-63-0x0000000000400000-0x00000000007CE000-memory.dmp

memory/484-65-0x0000000000400000-0x00000000007CE000-memory.dmp

memory/484-67-0x0000000000400000-0x00000000007CE000-memory.dmp

memory/484-69-0x0000000000400000-0x00000000007CE000-memory.dmp

memory/484-71-0x0000000000400000-0x00000000007CE000-memory.dmp

memory/484-72-0x0000000000400000-0x00000000007CE000-memory.dmp

memory/484-74-0x0000000000400000-0x00000000007CE000-memory.dmp

memory/484-75-0x000000000068A488-mapping.dmp

memory/484-77-0x0000000000400000-0x00000000007CE000-memory.dmp

memory/484-79-0x0000000000400000-0x00000000007CE000-memory.dmp

memory/484-80-0x0000000000150000-0x000000000015A000-memory.dmp

memory/484-81-0x0000000000150000-0x000000000015A000-memory.dmp

memory/484-82-0x0000000000400000-0x00000000007CE000-memory.dmp

memory/484-83-0x0000000000150000-0x000000000015A000-memory.dmp

memory/484-84-0x0000000000150000-0x000000000015A000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2022-12-08 11:42

Reported

2022-12-08 11:45

Platform

win10v2004-20220812-en

Max time kernel

149s

Max time network

152s

Command Line

"C:\Users\Admin\AppData\Local\Temp\897c493548dd9537dc52dccbcd65373b86ffcef1285befaa88a252b8475a32a1.exe"

Signatures

BitRAT

trojan bitrat

UPX packed file

upx
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
N/A N/A N/A N/A

Checks computer location settings

Description Indicator Process Target
Key value queried \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\Control Panel\International\Geo\Nation C:\Users\Admin\AppData\Local\Temp\897c493548dd9537dc52dccbcd65373b86ffcef1285befaa88a252b8475a32a1.exe N/A

Adds Run key to start application

persistence
Description Indicator Process Target
Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Pubdor = "\"C:\\Users\\Admin\\AppData\\Roaming\\Hmvqz\\Pubdor.exe\"" C:\Users\Admin\AppData\Local\Temp\897c493548dd9537dc52dccbcd65373b86ffcef1285befaa88a252b8475a32a1.exe N/A

Drops file in Windows directory

Description Indicator Process Target
File created C:\Windows\Microsoft.NET\Framework\v4.0.30319\External\ComponentsExt\api-ms-win-crt-string-l1-1-0.dll C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe N/A
File opened for modification C:\Windows\Microsoft.NET\Framework\v4.0.30319\License.XenArmor C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe N/A
File created C:\Windows\Microsoft.NET\Framework\v4.0.30319\External\ComponentsExt\api-ms-win-crt-conio-l1-1-0_not.dll C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe N/A
File created C:\Windows\Microsoft.NET\Framework\v4.0.30319\External\ComponentsExt\api-ms-win-crt-environment-l1-1-0.dll C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe N/A
File created C:\Windows\Microsoft.NET\Framework\v4.0.30319\External\ComponentsExt\api-ms-win-crt-heap-l1-1-0.dll C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe N/A
File created C:\Windows\Microsoft.NET\Framework\v4.0.30319\External\ComponentsExt\api-ms-win-crt-time-l1-1-0.dll C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe N/A
File created C:\Windows\Microsoft.NET\Framework\v4.0.30319\External\ComponentsExt\api-ms-win-crt-utility-l1-1-0.dll C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe N/A
File created C:\Windows\Microsoft.NET\Framework\v4.0.30319\External\ComponentsExt\nss3.dll C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe N/A
File created C:\Windows\Microsoft.NET\Framework\v4.0.30319\External\ComponentsExt\vcruntime140.dll C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe N/A
File opened for modification C:\Windows\Microsoft.NET\Framework\v4.0.30319\External C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe N/A
File created C:\Windows\Microsoft.NET\Framework\v4.0.30319\External\ComponentsExt\api-ms-win-crt-convert-l1-1-0.dll C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe N/A
File created C:\Windows\Microsoft.NET\Framework\v4.0.30319\External\ComponentsExt\api-ms-win-crt-math-l1-1-0.dll C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe N/A
File created C:\Windows\Microsoft.NET\Framework\v4.0.30319\External\ComponentsExt\api-ms-win-crt-runtime-l1-1-0.dll C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe N/A
File created C:\Windows\Microsoft.NET\Framework\v4.0.30319\External\ComponentsExt\msvcp140.dll C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe N/A
File opened for modification C:\Windows\Microsoft.NET\Framework\v4.0.30319\External\ComponentsExt C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe N/A
File created C:\Windows\Microsoft.NET\Framework\v4.0.30319\License.XenArmor C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe N/A
File created C:\Windows\Microsoft.NET\Framework\v4.0.30319\External\ComponentsExt\api-ms-win-crt-stdio-l1-1-0.dll C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe N/A
File created C:\Windows\Microsoft.NET\Framework\v4.0.30319\External\ComponentsExt\mozglue.dll C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe N/A
File created C:\Windows\Microsoft.NET\Framework\v4.0.30319\External\ComponentsExt\softokn3.dll C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe N/A
File created C:\Windows\Microsoft.NET\Framework\v4.0.30319\Unknown.dll C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe N/A
File opened for modification C:\Windows\Microsoft.NET\Framework\v4.0.30319\Unknown.dll C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe N/A
File created C:\Windows\Microsoft.NET\Framework\v4.0.30319\External\ComponentsExt\api-ms-win-crt-filesystem-l1-1-0.dll C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe N/A
File created C:\Windows\Microsoft.NET\Framework\v4.0.30319\External\ComponentsExt\api-ms-win-crt-locale-l1-1-0.dll C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe N/A
File created C:\Windows\Microsoft.NET\Framework\v4.0.30319\External\ComponentsExt\api-ms-win-crt-multibyte-l1-1-0.dll C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe N/A
File created C:\Windows\Microsoft.NET\Framework\v4.0.30319\External\ComponentsExt\freebl3.dll C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe N/A

Enumerates physical storage devices

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe N/A
N/A N/A C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\897c493548dd9537dc52dccbcd65373b86ffcef1285befaa88a252b8475a32a1.exe N/A
Token: SeDebugPrivilege N/A C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe N/A
Token: SeShutdownPrivilege N/A C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe N/A

Suspicious use of SetWindowsHookEx

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

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 2424 wrote to memory of 2000 N/A C:\Users\Admin\AppData\Local\Temp\897c493548dd9537dc52dccbcd65373b86ffcef1285befaa88a252b8475a32a1.exe C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
PID 2424 wrote to memory of 2000 N/A C:\Users\Admin\AppData\Local\Temp\897c493548dd9537dc52dccbcd65373b86ffcef1285befaa88a252b8475a32a1.exe C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
PID 2424 wrote to memory of 2000 N/A C:\Users\Admin\AppData\Local\Temp\897c493548dd9537dc52dccbcd65373b86ffcef1285befaa88a252b8475a32a1.exe C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
PID 2424 wrote to memory of 2680 N/A C:\Users\Admin\AppData\Local\Temp\897c493548dd9537dc52dccbcd65373b86ffcef1285befaa88a252b8475a32a1.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe
PID 2424 wrote to memory of 2680 N/A C:\Users\Admin\AppData\Local\Temp\897c493548dd9537dc52dccbcd65373b86ffcef1285befaa88a252b8475a32a1.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe
PID 2424 wrote to memory of 2680 N/A C:\Users\Admin\AppData\Local\Temp\897c493548dd9537dc52dccbcd65373b86ffcef1285befaa88a252b8475a32a1.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe
PID 2424 wrote to memory of 2680 N/A C:\Users\Admin\AppData\Local\Temp\897c493548dd9537dc52dccbcd65373b86ffcef1285befaa88a252b8475a32a1.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe
PID 2424 wrote to memory of 2680 N/A C:\Users\Admin\AppData\Local\Temp\897c493548dd9537dc52dccbcd65373b86ffcef1285befaa88a252b8475a32a1.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe
PID 2424 wrote to memory of 2680 N/A C:\Users\Admin\AppData\Local\Temp\897c493548dd9537dc52dccbcd65373b86ffcef1285befaa88a252b8475a32a1.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe
PID 2424 wrote to memory of 2680 N/A C:\Users\Admin\AppData\Local\Temp\897c493548dd9537dc52dccbcd65373b86ffcef1285befaa88a252b8475a32a1.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe
PID 2424 wrote to memory of 2680 N/A C:\Users\Admin\AppData\Local\Temp\897c493548dd9537dc52dccbcd65373b86ffcef1285befaa88a252b8475a32a1.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe
PID 2424 wrote to memory of 2680 N/A C:\Users\Admin\AppData\Local\Temp\897c493548dd9537dc52dccbcd65373b86ffcef1285befaa88a252b8475a32a1.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe
PID 2424 wrote to memory of 2680 N/A C:\Users\Admin\AppData\Local\Temp\897c493548dd9537dc52dccbcd65373b86ffcef1285befaa88a252b8475a32a1.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe
PID 2424 wrote to memory of 2680 N/A C:\Users\Admin\AppData\Local\Temp\897c493548dd9537dc52dccbcd65373b86ffcef1285befaa88a252b8475a32a1.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe
PID 2680 wrote to memory of 3784 N/A C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe
PID 2680 wrote to memory of 3784 N/A C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe
PID 2680 wrote to memory of 3784 N/A C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe
PID 2680 wrote to memory of 3784 N/A C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe
PID 2680 wrote to memory of 3784 N/A C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe
PID 2680 wrote to memory of 3784 N/A C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe
PID 2680 wrote to memory of 3784 N/A C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe
PID 2680 wrote to memory of 3784 N/A C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe
PID 3784 wrote to memory of 5056 N/A C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe
PID 3784 wrote to memory of 5056 N/A C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe
PID 3784 wrote to memory of 5056 N/A C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe

Processes

C:\Users\Admin\AppData\Local\Temp\897c493548dd9537dc52dccbcd65373b86ffcef1285befaa88a252b8475a32a1.exe

"C:\Users\Admin\AppData\Local\Temp\897c493548dd9537dc52dccbcd65373b86ffcef1285befaa88a252b8475a32a1.exe"

C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe

"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -enc UwB0AGEAcgB0AC0AUwBsAGUAZQBwACAALQBTAGUAYwBvAG4AZABzACAAMwA1AA==

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

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

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

-a "C:\Users\Admin\AppData\Local\707c9a17\plg\8zKqhrJF.json"

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

-a "C:\Users\Admin\AppData\Local\Temp\unk.xml"

Network

Country Destination Domain Proto
N/A 8.8.8.8:53 a.pomf.cat udp
N/A 69.39.225.3:443 a.pomf.cat tcp
N/A 209.197.3.8:80 tcp
N/A 209.197.3.8:80 tcp
N/A 20.189.173.4:443 tcp
N/A 37.139.128.233:3569 tcp
N/A 87.248.202.1:80 tcp
N/A 87.248.202.1:80 tcp
N/A 87.248.202.1:80 tcp
N/A 8.8.8.8:53 106.89.54.20.in-addr.arpa udp
N/A 37.139.128.233:3569 tcp
N/A 37.139.128.233:3569 tcp
N/A 8.8.8.8:53 a.2.0.0.0.0.0.0.0.0.0.0.0.0.0.0.3.0.0.0.5.0.8.0.0.3.0.1.3.0.6.2.ip6.arpa udp
N/A 37.139.128.233:3569 tcp
N/A 88.221.25.154:80 tcp
N/A 88.221.25.154:80 tcp

Files

memory/2424-132-0x0000000000520000-0x0000000000528000-memory.dmp

memory/2424-133-0x0000000005F90000-0x0000000006022000-memory.dmp

memory/2424-134-0x00000000065E0000-0x0000000006B84000-memory.dmp

memory/2424-135-0x0000000006060000-0x0000000006082000-memory.dmp

memory/2000-136-0x0000000000000000-mapping.dmp

memory/2000-137-0x00000000051A0000-0x00000000051D6000-memory.dmp

memory/2000-138-0x0000000005940000-0x0000000005F68000-memory.dmp

memory/2000-139-0x0000000006070000-0x00000000060D6000-memory.dmp

memory/2000-140-0x0000000006150000-0x00000000061B6000-memory.dmp

memory/2000-141-0x0000000006750000-0x000000000676E000-memory.dmp

memory/2000-142-0x0000000007FB0000-0x000000000862A000-memory.dmp

memory/2000-143-0x0000000006C50000-0x0000000006C6A000-memory.dmp

memory/2680-144-0x0000000000000000-mapping.dmp

memory/2680-145-0x0000000000400000-0x00000000007CE000-memory.dmp

memory/2680-146-0x0000000000400000-0x00000000007CE000-memory.dmp

memory/2680-147-0x0000000000400000-0x00000000007CE000-memory.dmp

memory/2680-148-0x0000000000400000-0x00000000007CE000-memory.dmp

memory/2680-149-0x0000000075230000-0x0000000075269000-memory.dmp

memory/2680-150-0x00000000755B0000-0x00000000755E9000-memory.dmp

memory/2680-151-0x0000000000400000-0x00000000007CE000-memory.dmp

memory/2680-152-0x00000000755B0000-0x00000000755E9000-memory.dmp

memory/3784-153-0x0000000000000000-mapping.dmp

memory/3784-154-0x0000000000400000-0x00000000008DC000-memory.dmp

memory/3784-156-0x0000000000400000-0x00000000008DC000-memory.dmp

memory/3784-157-0x0000000000400000-0x00000000008DC000-memory.dmp

memory/5056-158-0x0000000000000000-mapping.dmp

memory/3784-159-0x0000000000400000-0x00000000008DC000-memory.dmp

memory/3784-160-0x0000000000400000-0x00000000008DC000-memory.dmp

C:\Users\Admin\AppData\Local\707c9a17\plg\8zKqhrJF.json

MD5 cfcd208495d565ef66e7dff9f98764da
SHA1 b6589fc6ab0dc82cf12099d1c2d40ab994e8410c
SHA256 5feceb66ffc86f38d952786c6d696c79c2dbc239dd4e91b46729d73a27fb57e9
SHA512 31bca02094eb78126a517b206a88c73cfa9ec6f704c7030d18212cace820f025f00bf0ea68dbf3f3a5436ca63b53bf7bf80ad8d5de7d8359d0b7fed9dbc3ab99

memory/2680-162-0x0000000075230000-0x0000000075269000-memory.dmp

memory/2680-163-0x00000000755B0000-0x00000000755E9000-memory.dmp