phorphiex | 6fc8b5b8a90cf8ba7e0eb930fcdde776f8eeb3f37913318df7766a365e13fa8e

Analysis

max time kernel
150s
max time network
149s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
29-10-2024 02:29

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General

Target

6fc8b5b8a90cf8ba7e0eb930fcdde776f8eeb3f37913318df7766a365e13fa8e.exe
Size

10KB
MD5

ed9fbbbe548c41479cb70e4d694793d0
SHA1

a0bde162d2241ab2acb58544511a41df30a096a7
SHA256

6fc8b5b8a90cf8ba7e0eb930fcdde776f8eeb3f37913318df7766a365e13fa8e
SHA512

49652367fec13a1e7a188fd039bf8a9fae6be72fdc31e7597bbcfdf30375277f6a7e09b74bd5a2adf1696cf720998c751b7e1671afa3a59c4dfa7069bca543fb
SSDEEP

192:Jd94uPG8E1CDSnzmgp+eMwY46BJxT43thW:394u5SCDSnJo+c83

Score

10^/10

phorphiex xmrig discovery evasion execution loader miner persistence trojan worm

Malware Config

Extracted

Family

phorphiex

http://185.215.113.84

Signatures

Modifies security service 2 TTPs 1 IoCs
evasion

Modify Registry
T1112

Windows Service
T1543.003

Processes:

sysppvrdnvs.exe

description ioc process

Set value (int) \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\wuauserv\Start = "4" sysppvrdnvs.exe
Phorphiex family
phorphiex

description	ioc	process
Set value (int)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\wuauserv\Start = "4"	sysppvrdnvs.exe

Phorphiex payload 1 IoCs

Processes:

resource	yara_rule
C:\Users\Admin\AppData\Local\Temp\10900.scr	family_phorphiex

Phorphiex, Phorpiex
Phorphiex or Phorpiex Malware family which infects systems to distribute other malicious payloads such as ransomware, stealers and cryptominers.
worm trojan loader phorphiex

Suspicious use of NtCreateUserProcessOtherParentProcess 5 IoCs

Processes:

1023811869.exewinupsecvmgr.exe

description	pid	process	target process
PID 1644 created 1224	1644	1023811869.exe	Explorer.EXE
PID 1644 created 1224	1644	1023811869.exe	Explorer.EXE
PID 2976 created 1224	2976	winupsecvmgr.exe	Explorer.EXE
PID 2976 created 1224	2976	winupsecvmgr.exe	Explorer.EXE
PID 2976 created 1224	2976	winupsecvmgr.exe	Explorer.EXE

Windows security bypass 2 TTPs 6 IoCs

evasion trojan

Disable or Modify Tools

T1562.001

Modify Registry

T1112

Processes:

sysppvrdnvs.exe

description	ioc	process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1"	sysppvrdnvs.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesOverride = "1"	sysppvrdnvs.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1"	sysppvrdnvs.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallOverride = "1"	sysppvrdnvs.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallDisableNotify = "1"	sysppvrdnvs.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusOverride = "1"	sysppvrdnvs.exe

Xmrig family
xmrig
xmrig
XMRig is a high performance, open source, cross platform CPU/GPU miner.
miner xmrig

XMRig Miner payload 2 IoCs

miner

Processes:

resource	yara_rule
behavioral1/memory/2976-96-0x000000013FC20000-0x00000001401B7000-memory.dmp	xmrig
behavioral1/memory/2088-99-0x0000000140000000-0x00000001407EF000-memory.dmp	xmrig

Command and Scripting Interpreter: PowerShell 1 TTPs 3 IoCs
Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.
execution

PowerShell
T1059.001

Processes:

powershell.exepowershell.exepowershell.exe

pid process

2968 powershell.exe
2700 powershell.exe
2592 powershell.exe
Downloads MZ/PE file
Stops running service(s) 4 TTPs
evasion execution

Windows Service
T1543.003

Impair Defenses
T1562

Service Stop
T1489

Service Execution
T1569.002

Executes dropped EXE 8 IoCs

Processes:

10900.scrsysppvrdnvs.exe295423603.exe2691127396.exe3270718672.exe1023811869.exe193279694.exewinupsecvmgr.exe

pid	process
2752	10900.scr
2556	sysppvrdnvs.exe
1808	295423603.exe
2624	2691127396.exe
2384	3270718672.exe
1644	1023811869.exe
1500	193279694.exe
2976	winupsecvmgr.exe

Loads dropped DLL 8 IoCs

Processes:

6fc8b5b8a90cf8ba7e0eb930fcdde776f8eeb3f37913318df7766a365e13fa8e.exesysppvrdnvs.exe3270718672.exetaskeng.exe

pid	process
2628	6fc8b5b8a90cf8ba7e0eb930fcdde776f8eeb3f37913318df7766a365e13fa8e.exe
2628	6fc8b5b8a90cf8ba7e0eb930fcdde776f8eeb3f37913318df7766a365e13fa8e.exe
2556	sysppvrdnvs.exe
2556	sysppvrdnvs.exe
2556	sysppvrdnvs.exe
2384	3270718672.exe
2556	sysppvrdnvs.exe
2704	taskeng.exe

Windows security modification 2 TTPs 7 IoCs

evasion trojan

Disable or Modify Tools

T1562.001

Modify Registry

T1112

Processes:

sysppvrdnvs.exe

description	ioc	process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesOverride = "1"	sysppvrdnvs.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1"	sysppvrdnvs.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallOverride = "1"	sysppvrdnvs.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallDisableNotify = "1"	sysppvrdnvs.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiSpywareOverride = "1"	sysppvrdnvs.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusOverride = "1"	sysppvrdnvs.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1"	sysppvrdnvs.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

10900.scr

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\Windows Settings = "C:\\Windows\\sysppvrdnvs.exe"	10900.scr

Drops file in System32 directory 2 IoCs

Processes:

powershell.exepowershell.exe

description	ioc	process
File opened for modification	C:\Windows\System32\%ProgramData%\Microsoft\Windows\Start Menu\Programs\Accessories\Windows PowerShell\Windows PowerShell.lnk	powershell.exe
File opened for modification	C:\Windows\System32\%ProgramData%\Microsoft\Windows\Start Menu\Programs\Accessories\Windows PowerShell\Windows PowerShell.lnk	powershell.exe

Suspicious use of SetThreadContext 2 IoCs

Processes:

winupsecvmgr.exe

description	pid	process	target process
PID 2976 set thread context of 2576	2976	winupsecvmgr.exe	conhost.exe
PID 2976 set thread context of 2088	2976	winupsecvmgr.exe	dwm.exe

Drops file in Windows directory 2 IoCs

Processes:

10900.scr

description ioc process

File created C:\Windows\sysppvrdnvs.exe 10900.scr
File opened for modification C:\Windows\sysppvrdnvs.exe 10900.scr
Launches sc.exe 5 IoCs
Sc.exe is a Windows utlilty to control services on the system.

Processes:

sc.exesc.exesc.exesc.exesc.exe

pid process

1508 sc.exe
2484 sc.exe
2980 sc.exe
2984 sc.exe
1492 sc.exe
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

description	ioc	process
File created	C:\Windows\sysppvrdnvs.exe	10900.scr
File opened for modification	C:\Windows\sysppvrdnvs.exe	10900.scr

pid	process
1508	sc.exe
2484	sc.exe
2980	sc.exe
2984	sc.exe
1492	sc.exe

System Location Discovery: System Language Discovery 1 TTPs 13 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

Processes:

cmd.exesc.exe3270718672.exe6fc8b5b8a90cf8ba7e0eb930fcdde776f8eeb3f37913318df7766a365e13fa8e.exe10900.scrsysppvrdnvs.exesc.exesc.exesc.exe193279694.execmd.exepowershell.exesc.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	sc.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	3270718672.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	6fc8b5b8a90cf8ba7e0eb930fcdde776f8eeb3f37913318df7766a365e13fa8e.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	10900.scr
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	sysppvrdnvs.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	sc.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	sc.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	sc.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	193279694.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	sc.exe

Scheduled Task/Job: Scheduled Task 1 TTPs 2 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
persistence execution

Scheduled Task
T1053.005

Processes:

schtasks.exeschtasks.exe

pid process

2888 schtasks.exe
2072 schtasks.exe

pid	process
2888	schtasks.exe
2072	schtasks.exe

Suspicious behavior: EnumeratesProcesses 14 IoCs

Processes:

powershell.exe295423603.exe1023811869.exepowershell.exewinupsecvmgr.exepowershell.exe

pid	process
2968	powershell.exe
1808	295423603.exe
1644	1023811869.exe
1644	1023811869.exe
2700	powershell.exe
1644	1023811869.exe
1644	1023811869.exe
2976	winupsecvmgr.exe
2976	winupsecvmgr.exe
2592	powershell.exe
2976	winupsecvmgr.exe
2976	winupsecvmgr.exe
2976	winupsecvmgr.exe
2976	winupsecvmgr.exe

Suspicious use of AdjustPrivilegeToken 6 IoCs

Processes:

powershell.exe295423603.exepowershell.exepowershell.exedwm.exe

description	pid	process
Token: SeDebugPrivilege	2968	powershell.exe
Token: SeDebugPrivilege	1808	295423603.exe
Token: SeDebugPrivilege	2700	powershell.exe
Token: SeDebugPrivilege	2592	powershell.exe
Token: SeLockMemoryPrivilege	2088	dwm.exe
Token: SeLockMemoryPrivilege	2088	dwm.exe

Suspicious use of FindShellTrayWindow 13 IoCs

Processes:

dwm.exe

pid	process
2088	dwm.exe
2088	dwm.exe
2088	dwm.exe
2088	dwm.exe
2088	dwm.exe
2088	dwm.exe
2088	dwm.exe
2088	dwm.exe
2088	dwm.exe
2088	dwm.exe
2088	dwm.exe
2088	dwm.exe
2088	dwm.exe

Suspicious use of SendNotifyMessage 13 IoCs

Processes:

dwm.exe

pid	process
2088	dwm.exe
2088	dwm.exe
2088	dwm.exe
2088	dwm.exe
2088	dwm.exe
2088	dwm.exe
2088	dwm.exe
2088	dwm.exe
2088	dwm.exe
2088	dwm.exe
2088	dwm.exe
2088	dwm.exe
2088	dwm.exe

Suspicious use of WriteProcessMemory 64 IoCs

Processes:

6fc8b5b8a90cf8ba7e0eb930fcdde776f8eeb3f37913318df7766a365e13fa8e.exe10900.scrsysppvrdnvs.execmd.execmd.exe295423603.execmd.execmd.exe

description	pid	process	target process
PID 2628 wrote to memory of 2752	2628	6fc8b5b8a90cf8ba7e0eb930fcdde776f8eeb3f37913318df7766a365e13fa8e.exe	10900.scr
PID 2628 wrote to memory of 2752	2628	6fc8b5b8a90cf8ba7e0eb930fcdde776f8eeb3f37913318df7766a365e13fa8e.exe	10900.scr
PID 2628 wrote to memory of 2752	2628	6fc8b5b8a90cf8ba7e0eb930fcdde776f8eeb3f37913318df7766a365e13fa8e.exe	10900.scr
PID 2628 wrote to memory of 2752	2628	6fc8b5b8a90cf8ba7e0eb930fcdde776f8eeb3f37913318df7766a365e13fa8e.exe	10900.scr
PID 2752 wrote to memory of 2556	2752	10900.scr	sysppvrdnvs.exe
PID 2752 wrote to memory of 2556	2752	10900.scr	sysppvrdnvs.exe
PID 2752 wrote to memory of 2556	2752	10900.scr	sysppvrdnvs.exe
PID 2752 wrote to memory of 2556	2752	10900.scr	sysppvrdnvs.exe
PID 2556 wrote to memory of 2536	2556	sysppvrdnvs.exe	cmd.exe
PID 2556 wrote to memory of 2536	2556	sysppvrdnvs.exe	cmd.exe
PID 2556 wrote to memory of 2536	2556	sysppvrdnvs.exe	cmd.exe
PID 2556 wrote to memory of 2536	2556	sysppvrdnvs.exe	cmd.exe
PID 2556 wrote to memory of 2552	2556	sysppvrdnvs.exe	cmd.exe
PID 2556 wrote to memory of 2552	2556	sysppvrdnvs.exe	cmd.exe
PID 2556 wrote to memory of 2552	2556	sysppvrdnvs.exe	cmd.exe
PID 2556 wrote to memory of 2552	2556	sysppvrdnvs.exe	cmd.exe
PID 2552 wrote to memory of 1508	2552	cmd.exe	sc.exe
PID 2552 wrote to memory of 1508	2552	cmd.exe	sc.exe
PID 2552 wrote to memory of 1508	2552	cmd.exe	sc.exe
PID 2552 wrote to memory of 1508	2552	cmd.exe	sc.exe
PID 2536 wrote to memory of 2968	2536	cmd.exe	powershell.exe
PID 2536 wrote to memory of 2968	2536	cmd.exe	powershell.exe
PID 2536 wrote to memory of 2968	2536	cmd.exe	powershell.exe
PID 2536 wrote to memory of 2968	2536	cmd.exe	powershell.exe
PID 2552 wrote to memory of 2484	2552	cmd.exe	sc.exe
PID 2552 wrote to memory of 2484	2552	cmd.exe	sc.exe
PID 2552 wrote to memory of 2484	2552	cmd.exe	sc.exe
PID 2552 wrote to memory of 2484	2552	cmd.exe	sc.exe
PID 2552 wrote to memory of 2980	2552	cmd.exe	sc.exe
PID 2552 wrote to memory of 2980	2552	cmd.exe	sc.exe
PID 2552 wrote to memory of 2980	2552	cmd.exe	sc.exe
PID 2552 wrote to memory of 2980	2552	cmd.exe	sc.exe
PID 2552 wrote to memory of 2984	2552	cmd.exe	sc.exe
PID 2552 wrote to memory of 2984	2552	cmd.exe	sc.exe
PID 2552 wrote to memory of 2984	2552	cmd.exe	sc.exe
PID 2552 wrote to memory of 2984	2552	cmd.exe	sc.exe
PID 2552 wrote to memory of 1492	2552	cmd.exe	sc.exe
PID 2552 wrote to memory of 1492	2552	cmd.exe	sc.exe
PID 2552 wrote to memory of 1492	2552	cmd.exe	sc.exe
PID 2552 wrote to memory of 1492	2552	cmd.exe	sc.exe
PID 2556 wrote to memory of 1808	2556	sysppvrdnvs.exe	295423603.exe
PID 2556 wrote to memory of 1808	2556	sysppvrdnvs.exe	295423603.exe
PID 2556 wrote to memory of 1808	2556	sysppvrdnvs.exe	295423603.exe
PID 2556 wrote to memory of 1808	2556	sysppvrdnvs.exe	295423603.exe
PID 1808 wrote to memory of 2424	1808	295423603.exe	cmd.exe
PID 1808 wrote to memory of 2424	1808	295423603.exe	cmd.exe
PID 1808 wrote to memory of 2424	1808	295423603.exe	cmd.exe
PID 1808 wrote to memory of 1104	1808	295423603.exe	cmd.exe
PID 1808 wrote to memory of 1104	1808	295423603.exe	cmd.exe
PID 1808 wrote to memory of 1104	1808	295423603.exe	cmd.exe
PID 2424 wrote to memory of 1556	2424	cmd.exe	reg.exe
PID 2424 wrote to memory of 1556	2424	cmd.exe	reg.exe
PID 2424 wrote to memory of 1556	2424	cmd.exe	reg.exe
PID 1104 wrote to memory of 1956	1104	cmd.exe	schtasks.exe
PID 1104 wrote to memory of 1956	1104	cmd.exe	schtasks.exe
PID 1104 wrote to memory of 1956	1104	cmd.exe	schtasks.exe
PID 2556 wrote to memory of 2624	2556	sysppvrdnvs.exe	2691127396.exe
PID 2556 wrote to memory of 2624	2556	sysppvrdnvs.exe	2691127396.exe
PID 2556 wrote to memory of 2624	2556	sysppvrdnvs.exe	2691127396.exe
PID 2556 wrote to memory of 2624	2556	sysppvrdnvs.exe	2691127396.exe
PID 2556 wrote to memory of 2384	2556	sysppvrdnvs.exe	3270718672.exe
PID 2556 wrote to memory of 2384	2556	sysppvrdnvs.exe	3270718672.exe
PID 2556 wrote to memory of 2384	2556	sysppvrdnvs.exe	3270718672.exe
PID 2556 wrote to memory of 2384	2556	sysppvrdnvs.exe	3270718672.exe

Uses Task Scheduler COM API 1 TTPs
The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.
persistence

Query Registry
T1012

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1224
- C:\Users\Admin\AppData\Local\Temp\6fc8b5b8a90cf8ba7e0eb930fcdde776f8eeb3f37913318df7766a365e13fa8e.exe
  "C:\Users\Admin\AppData\Local\Temp\6fc8b5b8a90cf8ba7e0eb930fcdde776f8eeb3f37913318df7766a365e13fa8e.exe"
  2⤵
  - Loads dropped DLL
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2628
- - C:\Users\Admin\AppData\Local\Temp\10900.scr
    "C:\Users\Admin\AppData\Local\Temp\10900.scr" /S
    3⤵
    - Executes dropped EXE
    - Adds Run key to start application
    - Drops file in Windows directory
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:2752
  - - C:\Windows\sysppvrdnvs.exe
      C:\Windows\sysppvrdnvs.exe
      4⤵
      Modifies security service
      Windows security bypass
      Executes dropped EXE
      Loads dropped DLL
      Windows security modification
      System Location Discovery: System Language Discovery
      Suspicious use of WriteProcessMemory
      PID:2556
    - - C:\Windows\SysWOW64\cmd.exe
        
        "C:\Windows\System32\cmd.exe" /c powershell -Command "Add-MpPreference -ExclusionPath $env:windir; Add-MpPreference -ExclusionPath $env:TEMP; Add-MpPreference -ExclusionPath $env:USERPROFILE"
        5⤵
        System Location Discovery: System Language Discovery
        Suspicious use of WriteProcessMemory
        
        PID:2536
      - C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
        
        powershell -Command "Add-MpPreference -ExclusionPath $env:windir; Add-MpPreference -ExclusionPath $env:TEMP; Add-MpPreference -ExclusionPath $env:USERPROFILE"
        6⤵
        Command and Scripting Interpreter: PowerShell
        System Location Discovery: System Language Discovery
        Suspicious behavior: EnumeratesProcesses
        Suspicious use of AdjustPrivilegeToken
        
        PID:2968
    - - C:\Windows\SysWOW64\cmd.exe
        
        "C:\Windows\System32\cmd.exe" /c sc stop UsoSvc & sc stop WaaSMedicSvc & sc stop wuauserv & sc stop DoSvc & sc stop BITS /wait
        5⤵
        System Location Discovery: System Language Discovery
        Suspicious use of WriteProcessMemory
        
        PID:2552
      - C:\Windows\SysWOW64\sc.exe
        
        sc stop UsoSvc
        6⤵
        Launches sc.exe
        System Location Discovery: System Language Discovery
        
        PID:1508
      - C:\Windows\SysWOW64\sc.exe
        
        sc stop WaaSMedicSvc
        6⤵
        Launches sc.exe
        System Location Discovery: System Language Discovery
        
        PID:2484
      - C:\Windows\SysWOW64\sc.exe
        
        sc stop wuauserv
        6⤵
        Launches sc.exe
        System Location Discovery: System Language Discovery
        
        PID:2980
      - C:\Windows\SysWOW64\sc.exe
        
        sc stop DoSvc
        6⤵
        Launches sc.exe
        System Location Discovery: System Language Discovery
        
        PID:2984
      - C:\Windows\SysWOW64\sc.exe
        
        sc stop BITS /wait
        6⤵
        Launches sc.exe
        System Location Discovery: System Language Discovery
        
        PID:1492
    - - C:\Users\Admin\AppData\Local\Temp\295423603.exe
        
        C:\Users\Admin\AppData\Local\Temp\295423603.exe
        5⤵
        Executes dropped EXE
        Suspicious behavior: EnumeratesProcesses
        Suspicious use of AdjustPrivilegeToken
        Suspicious use of WriteProcessMemory
        
        PID:1808
      - C:\Windows\System32\cmd.exe
        
        "C:\Windows\System32\cmd.exe" /c reg delete "HKCU\SOFTWARE\Microsoft\Windows\CurrentVersion\Run" /v "Windows Upgrade Manager" /f
        6⤵
        Suspicious use of WriteProcessMemory
        
        PID:2424
        
        C:\Windows\system32\reg.exe
        
        reg delete "HKCU\SOFTWARE\Microsoft\Windows\CurrentVersion\Run" /v "Windows Upgrade Manager" /f
        7⤵
        
        PID:1556
      - C:\Windows\System32\cmd.exe
        
        "C:\Windows\System32\cmd.exe" /c schtasks /delete /f /tn "Windows Upgrade Manager"
        6⤵
        Suspicious use of WriteProcessMemory
        
        PID:1104
        
        C:\Windows\system32\schtasks.exe
        
        schtasks /delete /f /tn "Windows Upgrade Manager"
        7⤵
        
        PID:1956
    - - C:\Users\Admin\AppData\Local\Temp\2691127396.exe
        
        C:\Users\Admin\AppData\Local\Temp\2691127396.exe
        5⤵
        Executes dropped EXE
        
        PID:2624
    - - C:\Users\Admin\AppData\Local\Temp\3270718672.exe
        
        C:\Users\Admin\AppData\Local\Temp\3270718672.exe
        5⤵
        Executes dropped EXE
        Loads dropped DLL
        System Location Discovery: System Language Discovery
        
        PID:2384
      - C:\Users\Admin\AppData\Local\Temp\1023811869.exe
        
        C:\Users\Admin\AppData\Local\Temp\1023811869.exe
        6⤵
        Suspicious use of NtCreateUserProcessOtherParentProcess
        Executes dropped EXE
        Suspicious behavior: EnumeratesProcesses
        
        PID:1644
    - - C:\Users\Admin\AppData\Local\Temp\193279694.exe
        
        C:\Users\Admin\AppData\Local\Temp\193279694.exe
        5⤵
        Executes dropped EXE
        System Location Discovery: System Language Discovery
        
        PID:1500
- 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; }
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - Drops file in System32 directory
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2700
- - 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'"
    3⤵
    - Scheduled Task/Job: Scheduled Task
    PID:2888
- C:\Windows\System32\schtasks.exe
  C:\Windows\System32\schtasks.exe /run /tn "Microsoft Windows Security"
  2⤵
  PID:2696
- 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; }
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - Drops file in System32 directory
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2592
- - 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'"
    3⤵
    - Scheduled Task/Job: Scheduled Task
    PID:2072
- C:\Windows\System32\conhost.exe
  C:\Windows\System32\conhost.exe
  2⤵
  PID:2576
- C:\Windows\System32\dwm.exe
  C:\Windows\System32\dwm.exe
  2⤵
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of FindShellTrayWindow
  - Suspicious use of SendNotifyMessage
  PID:2088

C:\Windows\system32\taskeng.exe
taskeng.exe {8E311939-D85D-4F1D-B510-8B3C9E16C9A8} S-1-5-21-3290804112-2823094203-3137964600-1000:VORHPBAB\Admin:Interactive:[1]
1⤵
- Loads dropped DLL
PID:2704
- C:\Users\Admin\Microsoft Windows Security\winupsecvmgr.exe
  "C:\Users\Admin\Microsoft Windows Security\winupsecvmgr.exe"
  2⤵
  - Suspicious use of NtCreateUserProcessOtherParentProcess
  - Executes dropped EXE
  - Suspicious use of SetThreadContext
  - Suspicious behavior: EnumeratesProcesses
  PID:2976

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

PowerShell

T1059.001

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

System Services

T1569

Service Execution

T1569.002

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Create or Modify System Process

T1543

Windows Service

T1543.003

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Create or Modify System Process

T1543

Windows Service

T1543.003

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Defense Evasion

Impair Defenses

T1562

Disable or Modify Tools

T1562.001

Modify Registry

T1112

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Service Stop

T1489

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.IE5\ZOGPI1N2\1[1]

Filesize
108KB

MD5
1fcb78fb6cf9720e9d9494c42142d885

SHA1
fef9c2e728ab9d56ce9ed28934b3182b6f1d5379

SHA256
84652bb8c63ca4fd7eb7a2d6ef44029801f3057aa2961867245a3a765928dd02

SHA512
cdf58e463af1784aea86995b3e5d6b07701c5c4095e30ec80cc901ffd448c6f4f714c521bf8796ffa8c47538bf8bf5351e157596efaa7ab88155d63dc33f7dc3

Download Submit
C:\Users\Admin\AppData\Local\Temp\10900.scr

Filesize
83KB

MD5
06560b5e92d704395bc6dae58bc7e794

SHA1
fbd3e4ae28620197d1f02bfc24adaf4ddacd2372

SHA256
9eaaadf3857e4a3e83f4f78d96ab185213b6528c8e470807f9d16035daadf33d

SHA512
b55b49fc1bd526c47d88fcf8a20fcaed900bfb291f2e3e1186ec196a87127ed24df71385ae04fedcc802c362c4ebf38edfc182013febf4496ddeb66ce5195ee3

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\VIYW2WH4QYMKHSUW7J4V.temp

Filesize
7KB

MD5
37d564d435d8cb252c4de18a367bebdf

SHA1
790e5dba87b69246c065c8902afd09d95a52d14f

SHA256
a97d8ec38b7139ca7a5700c57c43f4116e6c8cc79dc0a29002de81017984955e

SHA512
5fad73c62d5a472074460fe1ff1eb85dfbb0d3d5326316baba53a20a74abbb95885f0c92dccf4b1c49554cb835a23cbc7a6cf802f4dbbbb5781da1493d891cff

Download Submit
\Users\Admin\AppData\Local\Temp\1023811869.exe

Filesize
5.6MB

MD5
13b26b2c7048a92d6a843c1302618fad

SHA1
89c2dfc01ac12ef2704c7669844ec69f1700c1ca

SHA256
1753ad35ece25ab9a19048c70062e9170f495e313d7355ebbba59c38f5d90256

SHA512
d6aff89b61c9945002a6798617ad304612460a607ef1cfbdcb32f8932ca648bcee1d5f2e0321bb4c58c1f4642b1e0ececc1eb82450fdec7dff69b5389f195455

Download Submit
\Users\Admin\AppData\Local\Temp\193279694.exe

Filesize
13KB

MD5
5a0d146f7a911e98da8cc3c6de8acabf

SHA1
4ec56b14a08c897a5e9e85f5545b6c976a0be3c1

SHA256
bf61e77b7c49ce3346a28d8bc084c210618ea6ec5f3cfa9ae8f4aa4d64e145f1

SHA512
6d1526a5f467535d51b7f9b3a7af2d54512526e2523e3048082277b83b6e1a1f0d7e3c617405898f240ae84a16163bc47886d8541a016b31c51dfadf9da713e1

Download Submit
\Users\Admin\AppData\Local\Temp\2691127396.exe

Filesize
15KB

MD5
0c37ee292fec32dba0420e6c94224e28

SHA1
012cbdddaddab319a4b3ae2968b42950e929c46b

SHA256
981d724feebc36777e99513dc061d1f009e589f965c920797285c46d863060d1

SHA512
2b60b571c55d0441ba0cfc695f9db5cd12660ebec7effc7e893c3b7a1c6cb6149df487c31b8d748697e260cbc4af29331592b705ea9638f64a711c7a6164628b

Download Submit
\Users\Admin\AppData\Local\Temp\295423603.exe

Filesize
8KB

MD5
cb8420e681f68db1bad5ed24e7b22114

SHA1
416fc65d538d3622f5ca71c667a11df88a927c31

SHA256
5850892f67f85991b31fc90f62c8b7791afeb3c08ae1877d857aa2b59471a2ea

SHA512
baaabcc4ad5d409267a34ed7b20e4afb4d247974bfc581d39aae945e5bf8a673a1f8eacae2e6783480c8baaeb0a80d028274a202d456f13d0af956afa0110fdf

Download Submit
\Users\Admin\AppData\Local\Temp\3270718672.exe

Filesize
10KB

MD5
96509ab828867d81c1693b614b22f41d

SHA1
c5f82005dbda43cedd86708cc5fc3635a781a67e

SHA256
a9de2927b0ec45cf900508fec18531c04ee9fa8a5dfe2fc82c67d9458cf4b744

SHA512
ff603117a06da8fb2386c1d2049a5896774e41f34d05951ecd4e7b5fc9da51a373e3fcf61af3577ff78490cf898471ce8e71eae848a12812fe98cd7e76e1a9ca

Download Submit
memory/1644-81-0x000000013FC50000-0x00000001401E7000-memory.dmp

Filesize
5.6MB

Download
memory/1808-42-0x000000013F700000-0x000000013F706000-memory.dmp

Filesize
24KB

Download
memory/2088-97-0x0000000000330000-0x0000000000350000-memory.dmp

Filesize
128KB

Download
memory/2088-99-0x0000000140000000-0x00000001407EF000-memory.dmp

Filesize
7.9MB

Download
memory/2576-98-0x0000000140000000-0x0000000140029000-memory.dmp

Filesize
164KB

Download
memory/2592-90-0x000000001B560000-0x000000001B842000-memory.dmp

Filesize
2.9MB

Download
memory/2592-91-0x00000000020B0000-0x00000000020B8000-memory.dmp

Filesize
32KB

Download
memory/2700-77-0x000000001B600000-0x000000001B8E2000-memory.dmp

Filesize
2.9MB

Download
memory/2700-78-0x0000000001DD0000-0x0000000001DD8000-memory.dmp

Filesize
32KB

Download
memory/2976-96-0x000000013FC20000-0x00000001401B7000-memory.dmp

Filesize
5.6MB

Download