Malware Analysis Report

2024-11-30 15:04

Sample ID 241116-zqxg7axpfp
Target b30b0e955073d37687b9ca9c1170eaca6789b45e05459225886abf498663c18a.exe
SHA256 b30b0e955073d37687b9ca9c1170eaca6789b45e05459225886abf498663c18a
Tags
phorphiex xmrig discovery execution loader miner persistence trojan worm
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

b30b0e955073d37687b9ca9c1170eaca6789b45e05459225886abf498663c18a

Threat Level: Known bad

The file b30b0e955073d37687b9ca9c1170eaca6789b45e05459225886abf498663c18a.exe was found to be: Known bad.

Malicious Activity Summary

phorphiex xmrig discovery execution loader miner persistence trojan worm

Suspicious use of NtCreateUserProcessOtherParentProcess

Xmrig family

Phorphiex, Phorpiex

xmrig

Phorphiex family

Phorphiex payload

XMRig Miner payload

Downloads MZ/PE file

Loads dropped DLL

Executes dropped EXE

Adds Run key to start application

Command and Scripting Interpreter: PowerShell

Drops file in System32 directory

Suspicious use of SetThreadContext

Drops file in Windows directory

Unsigned PE

Enumerates physical storage devices

System Location Discovery: System Language Discovery

Suspicious use of FindShellTrayWindow

Suspicious use of AdjustPrivilegeToken

Suspicious use of WriteProcessMemory

Suspicious use of SendNotifyMessage

Suspicious behavior: EnumeratesProcesses

Scheduled Task/Job: Scheduled Task

Uses Task Scheduler COM API

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-11-16 20:55

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-11-16 20:55

Reported

2024-11-16 20:57

Platform

win7-20240903-en

Max time kernel

120s

Max time network

119s

Command Line

C:\Windows\Explorer.EXE

Signatures

Phorphiex family

phorphiex

Phorphiex payload

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

Phorphiex, Phorpiex

worm trojan loader phorphiex

Xmrig family

xmrig

xmrig

miner xmrig

XMRig Miner payload

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

Downloads MZ/PE file

Adds Run key to start application

persistence
Description Indicator Process Target
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\Windows Settings = "C:\\Windows\\sysnldcvmr.exe" C:\Users\Admin\AppData\Local\Temp\596431744.exe N/A

Command and Scripting Interpreter: PowerShell

execution
Description Indicator Process Target
N/A N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe N/A
N/A N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe N/A

Drops file in System32 directory

Description Indicator Process Target
File opened for modification C:\Windows\System32\%ProgramData%\Microsoft\Windows\Start Menu\Programs\Accessories\Windows PowerShell\Windows PowerShell.lnk C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe N/A
File opened for modification C:\Windows\System32\%ProgramData%\Microsoft\Windows\Start Menu\Programs\Accessories\Windows PowerShell\Windows PowerShell.lnk C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe N/A

Suspicious use of SetThreadContext

Description Indicator Process Target
PID 3024 set thread context of 1928 N/A C:\Users\Admin\Microsoft Windows Security\winupsecvmgr.exe C:\Windows\System32\conhost.exe
PID 3024 set thread context of 2672 N/A C:\Users\Admin\Microsoft Windows Security\winupsecvmgr.exe C:\Windows\System32\dwm.exe

Drops file in Windows directory

Description Indicator Process Target
File created C:\Windows\sysnldcvmr.exe C:\Users\Admin\AppData\Local\Temp\596431744.exe N/A
File opened for modification C:\Windows\sysnldcvmr.exe C:\Users\Admin\AppData\Local\Temp\596431744.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:\Windows\sysnldcvmr.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\1894929514.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\b30b0e955073d37687b9ca9c1170eaca6789b45e05459225886abf498663c18a.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\5D4C.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\596431744.exe N/A

Scheduled Task/Job: Scheduled Task

persistence execution
Description Indicator Process Target
N/A N/A C:\Windows\system32\schtasks.exe N/A
N/A N/A C:\Windows\system32\schtasks.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\1724920557.exe N/A
Token: SeDebugPrivilege N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe N/A
Token: SeDebugPrivilege N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe N/A
Token: SeLockMemoryPrivilege N/A C:\Windows\System32\dwm.exe N/A
Token: SeLockMemoryPrivilege N/A C:\Windows\System32\dwm.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 2768 wrote to memory of 2744 N/A C:\Users\Admin\AppData\Local\Temp\b30b0e955073d37687b9ca9c1170eaca6789b45e05459225886abf498663c18a.exe C:\Users\Admin\AppData\Local\Temp\5D4C.exe
PID 2768 wrote to memory of 2744 N/A C:\Users\Admin\AppData\Local\Temp\b30b0e955073d37687b9ca9c1170eaca6789b45e05459225886abf498663c18a.exe C:\Users\Admin\AppData\Local\Temp\5D4C.exe
PID 2768 wrote to memory of 2744 N/A C:\Users\Admin\AppData\Local\Temp\b30b0e955073d37687b9ca9c1170eaca6789b45e05459225886abf498663c18a.exe C:\Users\Admin\AppData\Local\Temp\5D4C.exe
PID 2768 wrote to memory of 2744 N/A C:\Users\Admin\AppData\Local\Temp\b30b0e955073d37687b9ca9c1170eaca6789b45e05459225886abf498663c18a.exe C:\Users\Admin\AppData\Local\Temp\5D4C.exe
PID 2744 wrote to memory of 2596 N/A C:\Users\Admin\AppData\Local\Temp\5D4C.exe C:\Users\Admin\AppData\Local\Temp\596431744.exe
PID 2744 wrote to memory of 2596 N/A C:\Users\Admin\AppData\Local\Temp\5D4C.exe C:\Users\Admin\AppData\Local\Temp\596431744.exe
PID 2744 wrote to memory of 2596 N/A C:\Users\Admin\AppData\Local\Temp\5D4C.exe C:\Users\Admin\AppData\Local\Temp\596431744.exe
PID 2744 wrote to memory of 2596 N/A C:\Users\Admin\AppData\Local\Temp\5D4C.exe C:\Users\Admin\AppData\Local\Temp\596431744.exe
PID 2596 wrote to memory of 2532 N/A C:\Users\Admin\AppData\Local\Temp\596431744.exe C:\Windows\sysnldcvmr.exe
PID 2596 wrote to memory of 2532 N/A C:\Users\Admin\AppData\Local\Temp\596431744.exe C:\Windows\sysnldcvmr.exe
PID 2596 wrote to memory of 2532 N/A C:\Users\Admin\AppData\Local\Temp\596431744.exe C:\Windows\sysnldcvmr.exe
PID 2596 wrote to memory of 2532 N/A C:\Users\Admin\AppData\Local\Temp\596431744.exe C:\Windows\sysnldcvmr.exe
PID 2532 wrote to memory of 2708 N/A C:\Windows\sysnldcvmr.exe C:\Users\Admin\AppData\Local\Temp\1724920557.exe
PID 2532 wrote to memory of 2708 N/A C:\Windows\sysnldcvmr.exe C:\Users\Admin\AppData\Local\Temp\1724920557.exe
PID 2532 wrote to memory of 2708 N/A C:\Windows\sysnldcvmr.exe C:\Users\Admin\AppData\Local\Temp\1724920557.exe
PID 2532 wrote to memory of 2708 N/A C:\Windows\sysnldcvmr.exe C:\Users\Admin\AppData\Local\Temp\1724920557.exe
PID 2708 wrote to memory of 1888 N/A C:\Users\Admin\AppData\Local\Temp\1724920557.exe C:\Windows\System32\cmd.exe
PID 2708 wrote to memory of 1888 N/A C:\Users\Admin\AppData\Local\Temp\1724920557.exe C:\Windows\System32\cmd.exe
PID 2708 wrote to memory of 1888 N/A C:\Users\Admin\AppData\Local\Temp\1724920557.exe C:\Windows\System32\cmd.exe
PID 2708 wrote to memory of 2392 N/A C:\Users\Admin\AppData\Local\Temp\1724920557.exe C:\Windows\System32\cmd.exe
PID 2708 wrote to memory of 2392 N/A C:\Users\Admin\AppData\Local\Temp\1724920557.exe C:\Windows\System32\cmd.exe
PID 2708 wrote to memory of 2392 N/A C:\Users\Admin\AppData\Local\Temp\1724920557.exe C:\Windows\System32\cmd.exe
PID 1888 wrote to memory of 1716 N/A C:\Windows\System32\cmd.exe C:\Windows\system32\reg.exe
PID 1888 wrote to memory of 1716 N/A C:\Windows\System32\cmd.exe C:\Windows\system32\reg.exe
PID 1888 wrote to memory of 1716 N/A C:\Windows\System32\cmd.exe C:\Windows\system32\reg.exe
PID 2392 wrote to memory of 2424 N/A C:\Windows\System32\cmd.exe C:\Windows\system32\schtasks.exe
PID 2392 wrote to memory of 2424 N/A C:\Windows\System32\cmd.exe C:\Windows\system32\schtasks.exe
PID 2392 wrote to memory of 2424 N/A C:\Windows\System32\cmd.exe C:\Windows\system32\schtasks.exe
PID 2532 wrote to memory of 2400 N/A C:\Windows\sysnldcvmr.exe C:\Users\Admin\AppData\Local\Temp\303848421.exe
PID 2532 wrote to memory of 2400 N/A C:\Windows\sysnldcvmr.exe C:\Users\Admin\AppData\Local\Temp\303848421.exe
PID 2532 wrote to memory of 2400 N/A C:\Windows\sysnldcvmr.exe C:\Users\Admin\AppData\Local\Temp\303848421.exe
PID 2532 wrote to memory of 2400 N/A C:\Windows\sysnldcvmr.exe C:\Users\Admin\AppData\Local\Temp\303848421.exe
PID 2532 wrote to memory of 2216 N/A C:\Windows\sysnldcvmr.exe C:\Users\Admin\AppData\Local\Temp\1894929514.exe
PID 2532 wrote to memory of 2216 N/A C:\Windows\sysnldcvmr.exe C:\Users\Admin\AppData\Local\Temp\1894929514.exe
PID 2532 wrote to memory of 2216 N/A C:\Windows\sysnldcvmr.exe C:\Users\Admin\AppData\Local\Temp\1894929514.exe
PID 2532 wrote to memory of 2216 N/A C:\Windows\sysnldcvmr.exe C:\Users\Admin\AppData\Local\Temp\1894929514.exe
PID 2216 wrote to memory of 1992 N/A C:\Users\Admin\AppData\Local\Temp\1894929514.exe C:\Users\Admin\AppData\Local\Temp\3136019396.exe
PID 2216 wrote to memory of 1992 N/A C:\Users\Admin\AppData\Local\Temp\1894929514.exe C:\Users\Admin\AppData\Local\Temp\3136019396.exe
PID 2216 wrote to memory of 1992 N/A C:\Users\Admin\AppData\Local\Temp\1894929514.exe C:\Users\Admin\AppData\Local\Temp\3136019396.exe
PID 2216 wrote to memory of 1992 N/A C:\Users\Admin\AppData\Local\Temp\1894929514.exe C:\Users\Admin\AppData\Local\Temp\3136019396.exe
PID 2532 wrote to memory of 920 N/A C:\Windows\sysnldcvmr.exe C:\Users\Admin\AppData\Local\Temp\3208517378.exe
PID 2532 wrote to memory of 920 N/A C:\Windows\sysnldcvmr.exe C:\Users\Admin\AppData\Local\Temp\3208517378.exe
PID 2532 wrote to memory of 920 N/A C:\Windows\sysnldcvmr.exe C:\Users\Admin\AppData\Local\Temp\3208517378.exe
PID 2532 wrote to memory of 920 N/A C:\Windows\sysnldcvmr.exe C:\Users\Admin\AppData\Local\Temp\3208517378.exe
PID 2440 wrote to memory of 272 N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe C:\Windows\system32\schtasks.exe
PID 2440 wrote to memory of 272 N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe C:\Windows\system32\schtasks.exe
PID 2440 wrote to memory of 272 N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe C:\Windows\system32\schtasks.exe
PID 908 wrote to memory of 3024 N/A C:\Windows\system32\taskeng.exe C:\Users\Admin\Microsoft Windows Security\winupsecvmgr.exe
PID 908 wrote to memory of 3024 N/A C:\Windows\system32\taskeng.exe C:\Users\Admin\Microsoft Windows Security\winupsecvmgr.exe
PID 908 wrote to memory of 3024 N/A C:\Windows\system32\taskeng.exe C:\Users\Admin\Microsoft Windows Security\winupsecvmgr.exe
PID 1648 wrote to memory of 2588 N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe C:\Windows\system32\schtasks.exe
PID 1648 wrote to memory of 2588 N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe C:\Windows\system32\schtasks.exe
PID 1648 wrote to memory of 2588 N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe C:\Windows\system32\schtasks.exe
PID 3024 wrote to memory of 1928 N/A C:\Users\Admin\Microsoft Windows Security\winupsecvmgr.exe C:\Windows\System32\conhost.exe
PID 3024 wrote to memory of 2672 N/A C:\Users\Admin\Microsoft Windows Security\winupsecvmgr.exe C:\Windows\System32\dwm.exe

Uses Task Scheduler COM API

persistence

Processes

C:\Windows\Explorer.EXE

C:\Windows\Explorer.EXE

C:\Users\Admin\AppData\Local\Temp\b30b0e955073d37687b9ca9c1170eaca6789b45e05459225886abf498663c18a.exe

"C:\Users\Admin\AppData\Local\Temp\b30b0e955073d37687b9ca9c1170eaca6789b45e05459225886abf498663c18a.exe"

C:\Users\Admin\AppData\Local\Temp\5D4C.exe

"C:\Users\Admin\AppData\Local\Temp\5D4C.exe"

C:\Users\Admin\AppData\Local\Temp\596431744.exe

C:\Users\Admin\AppData\Local\Temp\596431744.exe

C:\Windows\sysnldcvmr.exe

C:\Windows\sysnldcvmr.exe

C:\Users\Admin\AppData\Local\Temp\1724920557.exe

C:\Users\Admin\AppData\Local\Temp\1724920557.exe

C:\Windows\System32\cmd.exe

"C:\Windows\System32\cmd.exe" /c reg delete "HKCU\SOFTWARE\Microsoft\Windows\CurrentVersion\Run" /v "Windows Upgrade Manager" /f

C:\Windows\System32\cmd.exe

"C:\Windows\System32\cmd.exe" /c schtasks /delete /f /tn "Windows Upgrade Manager"

C:\Windows\system32\reg.exe

reg delete "HKCU\SOFTWARE\Microsoft\Windows\CurrentVersion\Run" /v "Windows Upgrade Manager" /f

C:\Windows\system32\schtasks.exe

schtasks /delete /f /tn "Windows Upgrade Manager"

C:\Users\Admin\AppData\Local\Temp\303848421.exe

C:\Users\Admin\AppData\Local\Temp\303848421.exe

C:\Users\Admin\AppData\Local\Temp\1894929514.exe

C:\Users\Admin\AppData\Local\Temp\1894929514.exe

C:\Users\Admin\AppData\Local\Temp\3136019396.exe

C:\Users\Admin\AppData\Local\Temp\3136019396.exe

C:\Users\Admin\AppData\Local\Temp\3208517378.exe

C:\Users\Admin\AppData\Local\Temp\3208517378.exe

C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe

C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe <#evrkcgqew#> IF([System.Environment]::OSVersion.Version -lt [System.Version]"6.2") { schtasks /create /f /sc onlogon /rl highest /tn 'Microsoft Windows Security' /tr '''C:\Users\Admin\Microsoft Windows Security\winupsecvmgr.exe''' } Else { Register-ScheduledTask -Action (New-ScheduledTaskAction -Execute 'C:\Users\Admin\Microsoft Windows Security\winupsecvmgr.exe') -Trigger (New-ScheduledTaskTrigger -AtLogOn) -Settings (New-ScheduledTaskSettingsSet -AllowStartIfOnBatteries -DisallowHardTerminate -DontStopIfGoingOnBatteries -DontStopOnIdleEnd -ExecutionTimeLimit (New-TimeSpan -Days 1000)) -TaskName 'Microsoft Windows Security' -RunLevel 'Highest' -Force; }

C:\Windows\system32\schtasks.exe

"C:\Windows\system32\schtasks.exe" /create /f /sc onlogon /rl highest /tn "Microsoft Windows Security" /tr "'C:\Users\Admin\Microsoft Windows Security\winupsecvmgr.exe'"

C:\Windows\System32\schtasks.exe

C:\Windows\System32\schtasks.exe /run /tn "Microsoft Windows Security"

C:\Windows\system32\taskeng.exe

taskeng.exe {8AD34EBE-FB84-43BB-888E-1A077F437663} S-1-5-21-2872745919-2748461613-2989606286-1000:CCJBVTGQ\Admin:Interactive:[1]

C:\Users\Admin\Microsoft Windows Security\winupsecvmgr.exe

"C:\Users\Admin\Microsoft Windows Security\winupsecvmgr.exe"

C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe

C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe <#evrkcgqew#> IF([System.Environment]::OSVersion.Version -lt [System.Version]"6.2") { schtasks /create /f /sc onlogon /rl highest /tn 'Microsoft Windows Security' /tr '''C:\Users\Admin\Microsoft Windows Security\winupsecvmgr.exe''' } Else { Register-ScheduledTask -Action (New-ScheduledTaskAction -Execute 'C:\Users\Admin\Microsoft Windows Security\winupsecvmgr.exe') -Trigger (New-ScheduledTaskTrigger -AtLogOn) -Settings (New-ScheduledTaskSettingsSet -AllowStartIfOnBatteries -DisallowHardTerminate -DontStopIfGoingOnBatteries -DontStopOnIdleEnd -ExecutionTimeLimit (New-TimeSpan -Days 1000)) -TaskName 'Microsoft Windows Security' -RunLevel 'Highest' -Force; }

C:\Windows\system32\schtasks.exe

"C:\Windows\system32\schtasks.exe" /create /f /sc onlogon /rl highest /tn "Microsoft Windows Security" /tr "'C:\Users\Admin\Microsoft Windows Security\winupsecvmgr.exe'"

C:\Windows\System32\conhost.exe

C:\Windows\System32\conhost.exe

C:\Windows\System32\dwm.exe

C:\Windows\System32\dwm.exe

Network

Country Destination Domain Proto
RU 185.215.113.66:80 185.215.113.66 tcp
US 8.8.8.8:53 twizt.net udp
RU 185.215.113.66:80 twizt.net tcp
RU 185.215.113.66:80 twizt.net tcp
RU 185.215.113.66:80 twizt.net tcp
US 8.8.8.8:53 www.update.microsoft.com udp
US 20.109.209.108:80 www.update.microsoft.com tcp
SY 82.137.239.235:40500 udp
IR 188.215.221.55:40500 tcp
KZ 82.200.169.186:40500 udp
IR 2.176.108.246:40500 udp
RU 185.215.113.66:80 twizt.net tcp
RU 185.215.113.66:80 twizt.net tcp
UZ 90.156.160.6:40500 udp
RU 185.215.113.66:80 twizt.net tcp
US 198.163.193.223:40500 udp
TJ 109.74.69.43:40500 udp
UZ 185.203.239.94:40500 tcp
RU 185.215.113.66:80 twizt.net tcp
TJ 91.218.161.58:40500 udp
RU 185.215.113.84:80 185.215.113.84 tcp
RU 37.21.118.106:40500 tcp
RU 185.215.113.66:80 twizt.net tcp
MX 189.191.143.93:40500 udp
TM 91.202.233.141:80 91.202.233.141 tcp
GE 62.212.36.229:40500 udp
UZ 89.249.62.92:40500 udp
US 8.8.8.8:53 twizthash.net udp
RU 185.215.113.66:5152 twizthash.net tcp
RU 195.190.112.66:40500 udp
RU 83.239.55.170:40500 udp
DZ 105.97.157.130:40500 tcp
KZ 46.36.149.47:40500 udp

Files

C:\Users\Admin\AppData\Local\Temp\5D4C.exe

MD5 8d8e6c7952a9dc7c0c73911c4dbc5518
SHA1 9098da03b33b2c822065b49d5220359c275d5e94
SHA256 feb4c3ae4566f0acbb9e0f55417b61fefd89dc50a4e684df780813fb01d61278
SHA512 91a573843c28dd32a9f31a60ba977f9a3d4bb19ffd1b7254333e09bcecef348c1b3220a348ebb2cb08edb57d56cb7737f026519da52199c9dc62c10aea236645

\Users\Admin\AppData\Local\Temp\596431744.exe

MD5 0c883b1d66afce606d9830f48d69d74b
SHA1 fe431fe73a4749722496f19b3b3ca0b629b50131
SHA256 d921fc993574c8be76553bcf4296d2851e48ee39b958205e69bdfd7cf661d2b1
SHA512 c047452a23efad4262479fbfeb5e23f9497d7cefd4cbb58e869801206669c2a0759698c70d18050316798d5d939b989537fdce3842aa742449f5e08ed7fa60a5

C:\Users\Admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.IE5\ZKZ95V4R\1[1]

MD5 1fcb78fb6cf9720e9d9494c42142d885
SHA1 fef9c2e728ab9d56ce9ed28934b3182b6f1d5379
SHA256 84652bb8c63ca4fd7eb7a2d6ef44029801f3057aa2961867245a3a765928dd02
SHA512 cdf58e463af1784aea86995b3e5d6b07701c5c4095e30ec80cc901ffd448c6f4f714c521bf8796ffa8c47538bf8bf5351e157596efaa7ab88155d63dc33f7dc3

\Users\Admin\AppData\Local\Temp\1724920557.exe

MD5 cb8420e681f68db1bad5ed24e7b22114
SHA1 416fc65d538d3622f5ca71c667a11df88a927c31
SHA256 5850892f67f85991b31fc90f62c8b7791afeb3c08ae1877d857aa2b59471a2ea
SHA512 baaabcc4ad5d409267a34ed7b20e4afb4d247974bfc581d39aae945e5bf8a673a1f8eacae2e6783480c8baaeb0a80d028274a202d456f13d0af956afa0110fdf

memory/2708-45-0x000000013F1B0000-0x000000013F1B6000-memory.dmp

\Users\Admin\AppData\Local\Temp\303848421.exe

MD5 6946486673f91392724e944be9ca9249
SHA1 e74009983ced1fa683cda30b52ae889bc2ca6395
SHA256 885fbe678b117e5e0eace7c64980f6072c31290eb36d0e14953d6a2d12eff9cd
SHA512 e3241f85def0efefd36b3ffb6722ab025e8523082e4cf3e7f35ff86a9a452b5a50454c3b9530dfdad3929f74a6e42bf2a2cf35e404af588f778e0579345b38c9

\Users\Admin\AppData\Local\Temp\1894929514.exe

MD5 96509ab828867d81c1693b614b22f41d
SHA1 c5f82005dbda43cedd86708cc5fc3635a781a67e
SHA256 a9de2927b0ec45cf900508fec18531c04ee9fa8a5dfe2fc82c67d9458cf4b744
SHA512 ff603117a06da8fb2386c1d2049a5896774e41f34d05951ecd4e7b5fc9da51a373e3fcf61af3577ff78490cf898471ce8e71eae848a12812fe98cd7e76e1a9ca

\Users\Admin\AppData\Local\Temp\3136019396.exe

MD5 13b26b2c7048a92d6a843c1302618fad
SHA1 89c2dfc01ac12ef2704c7669844ec69f1700c1ca
SHA256 1753ad35ece25ab9a19048c70062e9170f495e313d7355ebbba59c38f5d90256
SHA512 d6aff89b61c9945002a6798617ad304612460a607ef1cfbdcb32f8932ca648bcee1d5f2e0321bb4c58c1f4642b1e0ececc1eb82450fdec7dff69b5389f195455

\Users\Admin\AppData\Local\Temp\3208517378.exe

MD5 0c37ee292fec32dba0420e6c94224e28
SHA1 012cbdddaddab319a4b3ae2968b42950e929c46b
SHA256 981d724feebc36777e99513dc061d1f009e589f965c920797285c46d863060d1
SHA512 2b60b571c55d0441ba0cfc695f9db5cd12660ebec7effc7e893c3b7a1c6cb6149df487c31b8d748697e260cbc4af29331592b705ea9638f64a711c7a6164628b

memory/2440-79-0x000000001B4F0000-0x000000001B7D2000-memory.dmp

memory/2440-80-0x0000000002200000-0x0000000002208000-memory.dmp

memory/1992-83-0x000000013FFF0000-0x0000000140587000-memory.dmp

C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\590aee7bdd69b59b.customDestinations-ms

MD5 d7649cc38803fde333f77d4328508122
SHA1 f8c1e3ed7c96c4cedeccb25625b67bf2a6fdd126
SHA256 12b128c1fe8b8e8b8b110fb5aa759b6b2edcbee5c1b5b533756dbed50640db83
SHA512 8b8503f35e3601b7a39176b8ff7a4d7287e7a3b82ebdfae55a563946415155be6aded76c33ad467ca97145e851636b6cbf58d47fe5b4b6b1691237a58131ce9d

memory/1648-93-0x0000000002260000-0x0000000002268000-memory.dmp

memory/1648-92-0x000000001B510000-0x000000001B7F2000-memory.dmp

memory/2672-99-0x00000000000B0000-0x00000000000D0000-memory.dmp

memory/3024-98-0x000000013FFD0000-0x0000000140567000-memory.dmp

memory/1928-100-0x0000000140000000-0x0000000140029000-memory.dmp

memory/2672-101-0x0000000140000000-0x00000001407EF000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-11-16 20:55

Reported

2024-11-16 20:57

Platform

win10v2004-20241007-en

Max time kernel

119s

Max time network

119s

Command Line

"C:\Users\Admin\AppData\Local\Temp\b30b0e955073d37687b9ca9c1170eaca6789b45e05459225886abf498663c18a.exe"

Signatures

Phorphiex family

phorphiex

Phorphiex payload

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

Phorphiex, Phorpiex

worm trojan loader phorphiex

Downloads MZ/PE file

Executes dropped EXE

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\95D7.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\1922231961.exe N/A
N/A N/A C:\Windows\sysnldcvmr.exe N/A

Adds Run key to start application

persistence
Description Indicator Process Target
Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Windows Settings = "C:\\Windows\\sysnldcvmr.exe" C:\Users\Admin\AppData\Local\Temp\1922231961.exe N/A

Drops file in Windows directory

Description Indicator Process Target
File created C:\Windows\sysnldcvmr.exe C:\Users\Admin\AppData\Local\Temp\1922231961.exe N/A
File opened for modification C:\Windows\sysnldcvmr.exe C:\Users\Admin\AppData\Local\Temp\1922231961.exe N/A

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\1922231961.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Windows\sysnldcvmr.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\b30b0e955073d37687b9ca9c1170eaca6789b45e05459225886abf498663c18a.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\95D7.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\b30b0e955073d37687b9ca9c1170eaca6789b45e05459225886abf498663c18a.exe

"C:\Users\Admin\AppData\Local\Temp\b30b0e955073d37687b9ca9c1170eaca6789b45e05459225886abf498663c18a.exe"

C:\Users\Admin\AppData\Local\Temp\95D7.exe

"C:\Users\Admin\AppData\Local\Temp\95D7.exe"

C:\Users\Admin\AppData\Local\Temp\1922231961.exe

C:\Users\Admin\AppData\Local\Temp\1922231961.exe

C:\Windows\sysnldcvmr.exe

C:\Windows\sysnldcvmr.exe

Network

Country Destination Domain Proto
RU 185.215.113.66:80 185.215.113.66 tcp
US 8.8.8.8:53 241.150.49.20.in-addr.arpa udp
US 8.8.8.8:53 66.113.215.185.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 twizt.net udp
RU 185.215.113.66:80 twizt.net tcp
US 8.8.8.8:53 209.205.72.20.in-addr.arpa udp
RU 185.215.113.66:80 twizt.net tcp
RU 185.215.113.66:80 twizt.net tcp
US 8.8.8.8:53 56.163.245.4.in-addr.arpa udp
US 8.8.8.8:53 15.164.165.52.in-addr.arpa udp
US 8.8.8.8:53 82.190.18.2.in-addr.arpa udp
US 8.8.8.8:53 www.update.microsoft.com udp
US 20.109.209.108:80 www.update.microsoft.com tcp
US 8.8.8.8:53 108.209.109.20.in-addr.arpa udp
IR 5.219.44.252:40500 udp
MX 189.136.17.247:40500 tcp
US 8.8.8.8:53 252.44.219.5.in-addr.arpa udp
KZ 5.76.0.203:40500 udp
US 8.8.8.8:53 203.0.76.5.in-addr.arpa udp
IR 5.234.140.118:40500 udp
US 8.8.8.8:53 118.140.234.5.in-addr.arpa udp
KZ 2.135.121.134:40500 udp
US 8.8.8.8:53 134.121.135.2.in-addr.arpa udp
IR 91.185.130.166:40500 udp
US 8.8.8.8:53 166.130.185.91.in-addr.arpa udp
YE 134.35.46.82:40500 udp
US 8.8.8.8:53 82.46.35.134.in-addr.arpa udp
IR 5.219.44.252:40500 tcp
UZ 89.249.62.14:40500 udp
US 8.8.8.8:53 14.62.249.89.in-addr.arpa udp
US 8.8.8.8:53 240.221.184.93.in-addr.arpa udp
KZ 2.135.246.18:40500 udp
US 8.8.8.8:53 11.227.111.52.in-addr.arpa udp
US 8.8.8.8:53 18.246.135.2.in-addr.arpa udp
UZ 213.230.99.119:40500 udp
US 8.8.8.8:53 119.99.230.213.in-addr.arpa udp
IR 95.81.102.72:40500 udp
US 8.8.8.8:53 72.102.81.95.in-addr.arpa udp
KZ 2.132.15.134:40500 tcp
YE 94.26.213.11:40500 udp
US 8.8.8.8:53 11.213.26.94.in-addr.arpa udp
AO 129.122.232.67:40500 udp
US 8.8.8.8:53 67.232.122.129.in-addr.arpa udp

Files

C:\Users\Admin\AppData\Local\Temp\95D7.exe

MD5 8d8e6c7952a9dc7c0c73911c4dbc5518
SHA1 9098da03b33b2c822065b49d5220359c275d5e94
SHA256 feb4c3ae4566f0acbb9e0f55417b61fefd89dc50a4e684df780813fb01d61278
SHA512 91a573843c28dd32a9f31a60ba977f9a3d4bb19ffd1b7254333e09bcecef348c1b3220a348ebb2cb08edb57d56cb7737f026519da52199c9dc62c10aea236645

C:\Users\Admin\AppData\Local\Temp\1922231961.exe

MD5 0c883b1d66afce606d9830f48d69d74b
SHA1 fe431fe73a4749722496f19b3b3ca0b629b50131
SHA256 d921fc993574c8be76553bcf4296d2851e48ee39b958205e69bdfd7cf661d2b1
SHA512 c047452a23efad4262479fbfeb5e23f9497d7cefd4cbb58e869801206669c2a0759698c70d18050316798d5d939b989537fdce3842aa742449f5e08ed7fa60a5