phorphiex | d8b83f78ed905a7948e2e1e371f0f905bcaaabbb314c692fee408a454f8338a3

Analysis

max time kernel
149s
max time network
149s
platform
windows7_x64
resource
win7-20240705-en
resource tags

arch:x64arch:x86image:win7-20240705-enlocale:en-usos:windows7-x64system
submitted
20-07-2024 12:17

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General

Target

d8b83f78ed905a7948e2e1e371f0f905bcaaabbb314c692fee408a454f8338a3.exe
Size

79KB
MD5

e2e3268f813a0c5128ff8347cbaa58c8
SHA1

4952cbfbdec300c048808d79ee431972b8a7ba84
SHA256

d8b83f78ed905a7948e2e1e371f0f905bcaaabbb314c692fee408a454f8338a3
SHA512

cb5aeda8378a9a5470f33f2b70c22e77d2df97b162ba953eb16da085b3c434be31a5997eac11501db0cb612cdb30fa9045719fcd10c7227c56cc782558e0c3bc
SSDEEP

1536:W9mw4/inFmav82TmKtj+5qUPsY3BCHYJhcWPA4G9kj3K1:CmwohOBiPsWMH4ogj3K

Score

10^/10

phorphiex xmrig evasion execution loader miner persistence trojan worm

Malware Config

Extracted

Family

phorphiex

http://185.215.113.66/

http://77.91.77.92/

http://91.202.233.141/

Wallets

0xCa90599132C4D88907Bd8E046540284aa468a035

TRuGGXNDM1cavQ1AqMQHG8yfxP4QWVSMN6

qph44jx8r9k5xeq5cuf958krv3ewrnp5vc6hhdjd3r

XryzFMFVpDUvU7famUGf214EXD3xNUSmQf

LLeT2zkStY3cvxMBFhoWXkG5VuZPoezduv

rwc4LVd9ABpULQ1CuCpDkgX2xVB1fUijyb

4AtjkCVKbtEC3UEN77SQHuH9i1XkzNiRi5VCbA2XGsJh46nJSXfGQn4GjLuupCqmC57Lo7LvKmFUyRfhtJSvKvuw3h9ReKK

15TssKwtjMtwy4vDLcLsQUZUD2B9f7eDjw85sBNVC5LRPPnC

17hgMFyLDwMjxWqw5GhijhnPdJDyFDqecY

ltc1qt0n3f0t7vz9k0mvcswk477shrxwjhf9sj5ykrp

3PMiLynrGVZ8oEqvoqC4hXD67B1WoALR4pc

3FerB8kUraAVGCVCNkgv57zTBjUGjAUkU3

DLUzwvyxN1RrwjByUPPzVMdfxNRPGVRMMA

t1J6GCPCiHW1eRdjJgDDu6b1vSVmL5U7Twh

stars125f3mw4xd9htpsq4zj5w5ezm5gags37yxxh6mj

bnb1epx67ne4vckqmaj4gwke8m322f4yjr6eh52wqw

bc1qmpkehfffkr6phuklsksnd7nhgx0369sxu772m3

bitcoincash:qph44jx8r9k5xeq5cuf958krv3ewrnp5vc6hhdjd3r

GBQJMXYXPRIWFMXIFJR35ZB7LRKMB4PHCIUAUFR3TKUL6RDBZVLZEUJ3

Attributes

mutex
x66x54x66x
user_agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/126.0.0.0 Safari/537.36

Signatures

Modifies security service 2 TTPs 2 IoCs

evasion

Modify Registry

T1112

Windows Service

T1543.003

Processes:

sysarddrvs.exewinblrsnrcs.exe

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

Phorphiex payload 1 IoCs

Processes:

resource	yara_rule
C:\Windows\sysarddrvs.exe	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 4 IoCs

Processes:

1041932575.exewupgrdsv.exe

description	pid	process	target process
PID 960 created 1180	960	1041932575.exe	Explorer.EXE
PID 960 created 1180	960	1041932575.exe	Explorer.EXE
PID 1892 created 1180	1892	wupgrdsv.exe	Explorer.EXE
PID 1892 created 1180	1892	wupgrdsv.exe	Explorer.EXE

Windows security bypass 2 TTPs 12 IoCs

evasion trojan

Disable or Modify Tools

T1562.001

Modify Registry

T1112

Processes:

sysarddrvs.exewinblrsnrcs.exe

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

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/1892-75-0x000000013F8F0000-0x000000013FE66000-memory.dmp	xmrig
behavioral1/memory/2884-77-0x0000000140000000-0x00000001407EF000-memory.dmp	xmrig

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

PowerShell
T1059.001

Processes:

powershell.exe

pid process

2668 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 6 IoCs

Processes:

sysarddrvs.exe245342240.exewinblrsnrcs.exe3294426235.exe1041932575.exewupgrdsv.exe

pid process

2680 sysarddrvs.exe
2904 245342240.exe
3028 winblrsnrcs.exe
1132 3294426235.exe
960 1041932575.exe
1892 wupgrdsv.exe
Loads dropped DLL 4 IoCs

Processes:

sysarddrvs.exe3294426235.exetaskeng.exe

pid process

2680 sysarddrvs.exe
2680 sysarddrvs.exe
1132 3294426235.exe
2960 taskeng.exe

pid	process
2680	sysarddrvs.exe
2904	245342240.exe
3028	winblrsnrcs.exe
1132	3294426235.exe
960	1041932575.exe
1892	wupgrdsv.exe

pid	process
2680	sysarddrvs.exe
2680	sysarddrvs.exe
1132	3294426235.exe
2960	taskeng.exe

Windows security modification 2 TTPs 14 IoCs

evasion trojan

Disable or Modify Tools

T1562.001

Modify Registry

T1112

Processes:

sysarddrvs.exewinblrsnrcs.exe

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

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

d8b83f78ed905a7948e2e1e371f0f905bcaaabbb314c692fee408a454f8338a3.exe245342240.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\Windows Settings = "C:\\Windows\\sysarddrvs.exe"	d8b83f78ed905a7948e2e1e371f0f905bcaaabbb314c692fee408a454f8338a3.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\Windows Service = "C:\\Windows\\winblrsnrcs.exe"	245342240.exe

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 1 IoCs

Processes:

wupgrdsv.exe

description pid process target process

PID 1892 set thread context of 2884 1892 wupgrdsv.exe notepad.exe

description	pid	process	target process
PID 1892 set thread context of 2884	1892	wupgrdsv.exe	notepad.exe

Drops file in Windows directory 4 IoCs

Processes:

d8b83f78ed905a7948e2e1e371f0f905bcaaabbb314c692fee408a454f8338a3.exe245342240.exe

description	ioc	process
File created	C:\Windows\sysarddrvs.exe	d8b83f78ed905a7948e2e1e371f0f905bcaaabbb314c692fee408a454f8338a3.exe
File opened for modification	C:\Windows\sysarddrvs.exe	d8b83f78ed905a7948e2e1e371f0f905bcaaabbb314c692fee408a454f8338a3.exe
File created	C:\Windows\winblrsnrcs.exe	245342240.exe
File opened for modification	C:\Windows\winblrsnrcs.exe	245342240.exe

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

2712 sc.exe
2912 sc.exe
2728 sc.exe
2652 sc.exe
2596 sc.exe
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082
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

1600 schtasks.exe
1424 schtasks.exe

pid	process
2712	sc.exe
2912	sc.exe
2728	sc.exe
2652	sc.exe
2596	sc.exe

pid	process
1600	schtasks.exe
1424	schtasks.exe

Suspicious behavior: EnumeratesProcesses 11 IoCs

Processes:

powershell.exe1041932575.exepowershell.exewupgrdsv.exepowershell.exe

pid	process
2668	powershell.exe
960	1041932575.exe
960	1041932575.exe
2000	powershell.exe
960	1041932575.exe
960	1041932575.exe
1892	wupgrdsv.exe
1892	wupgrdsv.exe
1544	powershell.exe
1892	wupgrdsv.exe
1892	wupgrdsv.exe

Suspicious use of AdjustPrivilegeToken 5 IoCs

Processes:

powershell.exepowershell.exepowershell.exenotepad.exe

description	pid	process
Token: SeDebugPrivilege	2668	powershell.exe
Token: SeDebugPrivilege	2000	powershell.exe
Token: SeDebugPrivilege	1544	powershell.exe
Token: SeLockMemoryPrivilege	2884	notepad.exe
Token: SeLockMemoryPrivilege	2884	notepad.exe

Suspicious use of FindShellTrayWindow 19 IoCs

Processes:

notepad.exe

pid	process
2884	notepad.exe
2884	notepad.exe
2884	notepad.exe
2884	notepad.exe
2884	notepad.exe
2884	notepad.exe
2884	notepad.exe
2884	notepad.exe
2884	notepad.exe
2884	notepad.exe
2884	notepad.exe
2884	notepad.exe
2884	notepad.exe
2884	notepad.exe
2884	notepad.exe
2884	notepad.exe
2884	notepad.exe
2884	notepad.exe
2884	notepad.exe

Suspicious use of SendNotifyMessage 19 IoCs

Processes:

notepad.exe

pid	process
2884	notepad.exe
2884	notepad.exe
2884	notepad.exe
2884	notepad.exe
2884	notepad.exe
2884	notepad.exe
2884	notepad.exe
2884	notepad.exe
2884	notepad.exe
2884	notepad.exe
2884	notepad.exe
2884	notepad.exe
2884	notepad.exe
2884	notepad.exe
2884	notepad.exe
2884	notepad.exe
2884	notepad.exe
2884	notepad.exe
2884	notepad.exe

Suspicious use of WriteProcessMemory 62 IoCs

Processes:

d8b83f78ed905a7948e2e1e371f0f905bcaaabbb314c692fee408a454f8338a3.exesysarddrvs.execmd.execmd.exe245342240.exe3294426235.exepowershell.exetaskeng.exepowershell.exewupgrdsv.exe

description	pid	process	target process
PID 2644 wrote to memory of 2680	2644	d8b83f78ed905a7948e2e1e371f0f905bcaaabbb314c692fee408a454f8338a3.exe	sysarddrvs.exe
PID 2644 wrote to memory of 2680	2644	d8b83f78ed905a7948e2e1e371f0f905bcaaabbb314c692fee408a454f8338a3.exe	sysarddrvs.exe
PID 2644 wrote to memory of 2680	2644	d8b83f78ed905a7948e2e1e371f0f905bcaaabbb314c692fee408a454f8338a3.exe	sysarddrvs.exe
PID 2644 wrote to memory of 2680	2644	d8b83f78ed905a7948e2e1e371f0f905bcaaabbb314c692fee408a454f8338a3.exe	sysarddrvs.exe
PID 2680 wrote to memory of 2704	2680	sysarddrvs.exe	cmd.exe
PID 2680 wrote to memory of 2704	2680	sysarddrvs.exe	cmd.exe
PID 2680 wrote to memory of 2704	2680	sysarddrvs.exe	cmd.exe
PID 2680 wrote to memory of 2704	2680	sysarddrvs.exe	cmd.exe
PID 2680 wrote to memory of 2972	2680	sysarddrvs.exe	cmd.exe
PID 2680 wrote to memory of 2972	2680	sysarddrvs.exe	cmd.exe
PID 2680 wrote to memory of 2972	2680	sysarddrvs.exe	cmd.exe
PID 2680 wrote to memory of 2972	2680	sysarddrvs.exe	cmd.exe
PID 2704 wrote to memory of 2668	2704	cmd.exe	powershell.exe
PID 2704 wrote to memory of 2668	2704	cmd.exe	powershell.exe
PID 2704 wrote to memory of 2668	2704	cmd.exe	powershell.exe
PID 2704 wrote to memory of 2668	2704	cmd.exe	powershell.exe
PID 2972 wrote to memory of 2712	2972	cmd.exe	sc.exe
PID 2972 wrote to memory of 2712	2972	cmd.exe	sc.exe
PID 2972 wrote to memory of 2712	2972	cmd.exe	sc.exe
PID 2972 wrote to memory of 2712	2972	cmd.exe	sc.exe
PID 2972 wrote to memory of 2912	2972	cmd.exe	sc.exe
PID 2972 wrote to memory of 2912	2972	cmd.exe	sc.exe
PID 2972 wrote to memory of 2912	2972	cmd.exe	sc.exe
PID 2972 wrote to memory of 2912	2972	cmd.exe	sc.exe
PID 2972 wrote to memory of 2728	2972	cmd.exe	sc.exe
PID 2972 wrote to memory of 2728	2972	cmd.exe	sc.exe
PID 2972 wrote to memory of 2728	2972	cmd.exe	sc.exe
PID 2972 wrote to memory of 2728	2972	cmd.exe	sc.exe
PID 2972 wrote to memory of 2652	2972	cmd.exe	sc.exe
PID 2972 wrote to memory of 2652	2972	cmd.exe	sc.exe
PID 2972 wrote to memory of 2652	2972	cmd.exe	sc.exe
PID 2972 wrote to memory of 2652	2972	cmd.exe	sc.exe
PID 2972 wrote to memory of 2596	2972	cmd.exe	sc.exe
PID 2972 wrote to memory of 2596	2972	cmd.exe	sc.exe
PID 2972 wrote to memory of 2596	2972	cmd.exe	sc.exe
PID 2972 wrote to memory of 2596	2972	cmd.exe	sc.exe
PID 2680 wrote to memory of 2904	2680	sysarddrvs.exe	245342240.exe
PID 2680 wrote to memory of 2904	2680	sysarddrvs.exe	245342240.exe
PID 2680 wrote to memory of 2904	2680	sysarddrvs.exe	245342240.exe
PID 2680 wrote to memory of 2904	2680	sysarddrvs.exe	245342240.exe
PID 2904 wrote to memory of 3028	2904	245342240.exe	winblrsnrcs.exe
PID 2904 wrote to memory of 3028	2904	245342240.exe	winblrsnrcs.exe
PID 2904 wrote to memory of 3028	2904	245342240.exe	winblrsnrcs.exe
PID 2904 wrote to memory of 3028	2904	245342240.exe	winblrsnrcs.exe
PID 2680 wrote to memory of 1132	2680	sysarddrvs.exe	3294426235.exe
PID 2680 wrote to memory of 1132	2680	sysarddrvs.exe	3294426235.exe
PID 2680 wrote to memory of 1132	2680	sysarddrvs.exe	3294426235.exe
PID 2680 wrote to memory of 1132	2680	sysarddrvs.exe	3294426235.exe
PID 1132 wrote to memory of 960	1132	3294426235.exe	1041932575.exe
PID 1132 wrote to memory of 960	1132	3294426235.exe	1041932575.exe
PID 1132 wrote to memory of 960	1132	3294426235.exe	1041932575.exe
PID 1132 wrote to memory of 960	1132	3294426235.exe	1041932575.exe
PID 2000 wrote to memory of 1600	2000	powershell.exe	schtasks.exe
PID 2000 wrote to memory of 1600	2000	powershell.exe	schtasks.exe
PID 2000 wrote to memory of 1600	2000	powershell.exe	schtasks.exe
PID 2960 wrote to memory of 1892	2960	taskeng.exe	wupgrdsv.exe
PID 2960 wrote to memory of 1892	2960	taskeng.exe	wupgrdsv.exe
PID 2960 wrote to memory of 1892	2960	taskeng.exe	wupgrdsv.exe
PID 1544 wrote to memory of 1424	1544	powershell.exe	schtasks.exe
PID 1544 wrote to memory of 1424	1544	powershell.exe	schtasks.exe
PID 1544 wrote to memory of 1424	1544	powershell.exe	schtasks.exe
PID 1892 wrote to memory of 2884	1892	wupgrdsv.exe	notepad.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:1180
- C:\Users\Admin\AppData\Local\Temp\d8b83f78ed905a7948e2e1e371f0f905bcaaabbb314c692fee408a454f8338a3.exe
  "C:\Users\Admin\AppData\Local\Temp\d8b83f78ed905a7948e2e1e371f0f905bcaaabbb314c692fee408a454f8338a3.exe"
  2⤵
  - Adds Run key to start application
  - Drops file in Windows directory
  - Suspicious use of WriteProcessMemory
  PID:2644
- - C:\Windows\sysarddrvs.exe
    C:\Windows\sysarddrvs.exe
    3⤵
    - Modifies security service
    - Windows security bypass
    - Executes dropped EXE
    - Loads dropped DLL
    - Windows security modification
    - Suspicious use of WriteProcessMemory
    PID:2680
  - - 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"
      4⤵
      Suspicious use of WriteProcessMemory
      PID:2704
    - - 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"
        5⤵
        Command and Scripting Interpreter: PowerShell
        Suspicious behavior: EnumeratesProcesses
        Suspicious use of AdjustPrivilegeToken
        
        PID:2668
  - - 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
      4⤵
      Suspicious use of WriteProcessMemory
      PID:2972
    - - C:\Windows\SysWOW64\sc.exe
        
        sc stop UsoSvc
        5⤵
        Launches sc.exe
        
        PID:2712
    - - C:\Windows\SysWOW64\sc.exe
        
        sc stop WaaSMedicSvc
        5⤵
        Launches sc.exe
        
        PID:2912
    - - C:\Windows\SysWOW64\sc.exe
        
        sc stop wuauserv
        5⤵
        Launches sc.exe
        
        PID:2728
    - - C:\Windows\SysWOW64\sc.exe
        
        sc stop DoSvc
        5⤵
        Launches sc.exe
        
        PID:2652
    - - C:\Windows\SysWOW64\sc.exe
        
        sc stop BITS
        5⤵
        Launches sc.exe
        
        PID:2596
  - - C:\Users\Admin\AppData\Local\Temp\245342240.exe
      C:\Users\Admin\AppData\Local\Temp\245342240.exe
      4⤵
      Executes dropped EXE
      Adds Run key to start application
      Drops file in Windows directory
      Suspicious use of WriteProcessMemory
      PID:2904
    - - C:\Windows\winblrsnrcs.exe
        
        C:\Windows\winblrsnrcs.exe
        5⤵
        Modifies security service
        Windows security bypass
        Executes dropped EXE
        Windows security modification
        
        PID:3028
  - - C:\Users\Admin\AppData\Local\Temp\3294426235.exe
      C:\Users\Admin\AppData\Local\Temp\3294426235.exe
      4⤵
      Executes dropped EXE
      Loads dropped DLL
      Suspicious use of WriteProcessMemory
      PID:1132
    - - C:\Users\Admin\AppData\Local\Temp\1041932575.exe
        
        C:\Users\Admin\AppData\Local\Temp\1041932575.exe
        5⤵
        Suspicious use of NtCreateUserProcessOtherParentProcess
        Executes dropped EXE
        Suspicious behavior: EnumeratesProcesses
        
        PID:960
- C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
  C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe <#llzqlmcx#> IF([System.Environment]::OSVersion.Version -lt [System.Version]"6.2") { schtasks /create /f /sc onlogon /rl highest /tn 'Windows Upgrade Manager' /tr '''C:\Users\Admin\Windows Upgrade\wupgrdsv.exe''' } Else { Register-ScheduledTask -Action (New-ScheduledTaskAction -Execute 'C:\Users\Admin\Windows Upgrade\wupgrdsv.exe') -Trigger (New-ScheduledTaskTrigger -AtLogOn) -Settings (New-ScheduledTaskSettingsSet -AllowStartIfOnBatteries -DisallowHardTerminate -DontStopIfGoingOnBatteries -DontStopOnIdleEnd -ExecutionTimeLimit (New-TimeSpan -Days 1000)) -TaskName 'Windows Upgrade Manager' -RunLevel 'Highest' -Force; }
  2⤵
  - Drops file in System32 directory
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2000
- - C:\Windows\system32\schtasks.exe
    "C:\Windows\system32\schtasks.exe" /create /f /sc onlogon /rl highest /tn "Windows Upgrade Manager" /tr "'C:\Users\Admin\Windows Upgrade\wupgrdsv.exe'"
    3⤵
    - Scheduled Task/Job: Scheduled Task
    PID:1600
- C:\Windows\System32\schtasks.exe
  C:\Windows\System32\schtasks.exe /run /tn "Windows Upgrade Manager"
  2⤵
  PID:3032
- C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
  C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe <#llzqlmcx#> IF([System.Environment]::OSVersion.Version -lt [System.Version]"6.2") { schtasks /create /f /sc onlogon /rl highest /tn 'Windows Upgrade Manager' /tr '''C:\Users\Admin\Windows Upgrade\wupgrdsv.exe''' } Else { Register-ScheduledTask -Action (New-ScheduledTaskAction -Execute 'C:\Users\Admin\Windows Upgrade\wupgrdsv.exe') -Trigger (New-ScheduledTaskTrigger -AtLogOn) -Settings (New-ScheduledTaskSettingsSet -AllowStartIfOnBatteries -DisallowHardTerminate -DontStopIfGoingOnBatteries -DontStopOnIdleEnd -ExecutionTimeLimit (New-TimeSpan -Days 1000)) -TaskName 'Windows Upgrade Manager' -RunLevel 'Highest' -Force; }
  2⤵
  - Drops file in System32 directory
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:1544
- - C:\Windows\system32\schtasks.exe
    "C:\Windows\system32\schtasks.exe" /create /f /sc onlogon /rl highest /tn "Windows Upgrade Manager" /tr "'C:\Users\Admin\Windows Upgrade\wupgrdsv.exe'"
    3⤵
    - Scheduled Task/Job: Scheduled Task
    PID:1424
- C:\Windows\System32\notepad.exe
  C:\Windows\System32\notepad.exe
  2⤵
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of FindShellTrayWindow
  - Suspicious use of SendNotifyMessage
  PID:2884

C:\Windows\system32\taskeng.exe
taskeng.exe {6F0C3F65-7949-4832-8BCE-7D94EF8A7F32} S-1-5-21-3502430532-24693940-2469786940-1000:PSBQWFYT\Admin:Interactive:[1]
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:2960
- C:\Users\Admin\Windows Upgrade\wupgrdsv.exe
  "C:\Users\Admin\Windows Upgrade\wupgrdsv.exe"
  2⤵
  - Suspicious use of NtCreateUserProcessOtherParentProcess
  - Executes dropped EXE
  - Suspicious use of SetThreadContext
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of WriteProcessMemory
  PID:1892

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

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Service Stop

T1489

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\1411832756.exe

Filesize
86KB

MD5
fe1e93f12cca3f7c0c897ef2084e1778

SHA1
fb588491ddad8b24ea555a6a2727e76cec1fade3

SHA256
2ebc4a92f4fdc27d4ab56e57058575a8b18adb076cbd30feea2ecdc8b7fcd41f

SHA512
36e0524c465187ae9ad207c724aee45bcd61cfd3fa66a79f9434d24fcbadc0a743834d5e808e6041f3bd88e75deb5afd34193574f005ed97e4b17c6b0388cb93

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\9DPC4P73NKHIRLNS2G0Z.temp

Filesize
7KB

MD5
b804efa724c3431bbb5401b9413e11e4

SHA1
035011155b4c789e6c099bb0a46d7d5c88f680fe

SHA256
b3d22f7449df8aaffca3346591348f86c85230aa2a3c934df8b9381df44487e8

SHA512
c3ef3f7e0ad271bd8a5526f34751f4a713860bf197cc696443adcada5a6838760725b5f549563c009a43fd4e7d78a1bb1c0095dde17c23ff664a4867aa4d727e

Download Submit
C:\Windows\sysarddrvs.exe

Filesize
79KB

MD5
e2e3268f813a0c5128ff8347cbaa58c8

SHA1
4952cbfbdec300c048808d79ee431972b8a7ba84

SHA256
d8b83f78ed905a7948e2e1e371f0f905bcaaabbb314c692fee408a454f8338a3

SHA512
cb5aeda8378a9a5470f33f2b70c22e77d2df97b162ba953eb16da085b3c434be31a5997eac11501db0cb612cdb30fa9045719fcd10c7227c56cc782558e0c3bc

Download Submit
\Users\Admin\AppData\Local\Temp\1041932575.exe

Filesize
5.4MB

MD5
41ab08c1955fce44bfd0c76a64d1945a

SHA1
2b9cb05f4de5d98c541d15175d7f0199cbdd0eea

SHA256
dd12cb27b3867341bf6ca48715756500d3ec56c19b21bb1c1290806aa74cb493

SHA512
38834ae703a8541b4fec9a1db94cfe296ead58649bb1d4873b517df14d0c6a9d25e49ff04c2bf6bb0188845116a4e894aae930d849f9be8c98d2ce51da1ef116

Download Submit
\Users\Admin\AppData\Local\Temp\245342240.exe

Filesize
18KB

MD5
c53b73c89515e712a301a9d17e313900

SHA1
154b857b1ceec6938851e57baa0861b6a1fceb16

SHA256
6e24c56691c01a191e88f193966e04000fe5b83caa9b5adb4afebbd6cc717c68

SHA512
eeefbefd1c36f8493c58cda9dbfa9ae6580a7507fb99f1deb3f869348a7e92d702cdae50c4f035b31303717984b4282fa9777e92fdd1a0c70ec32f4e7063efc0

Download Submit
\Users\Admin\AppData\Local\Temp\3294426235.exe

Filesize
10KB

MD5
9d3a5017e86fd5e182ca58c8293ffa3e

SHA1
242a24a7cda4f7c7a87c19c1ce036227b48f8235

SHA256
c339b1bf9947ba07e9203ebfdd6f41cf8414f4ef795d528c8f768eab0d136586

SHA512
009a35103362a59f83100425c702bf0072be3a3fa1afd508bc530f26a2b78f607ec70ffc4a2c929596943864b1a507a1ff4714bbfb4784d44d8dfa22084b710b

Download Submit
memory/960-62-0x000000013FB40000-0x00000001400B6000-memory.dmp

Filesize
5.5MB

Download
memory/1544-71-0x000000001B6B0000-0x000000001B992000-memory.dmp

Filesize
2.9MB

Download
memory/1544-72-0x0000000002280000-0x0000000002288000-memory.dmp

Filesize
32KB

Download
memory/1892-75-0x000000013F8F0000-0x000000013FE66000-memory.dmp

Filesize
5.5MB

Download
memory/2000-59-0x0000000001F00000-0x0000000001F08000-memory.dmp

Filesize
32KB

Download
memory/2000-58-0x000000001B420000-0x000000001B702000-memory.dmp

Filesize
2.9MB

Download
memory/2884-76-0x0000000000040000-0x0000000000060000-memory.dmp

Filesize
128KB

Download
memory/2884-77-0x0000000140000000-0x00000001407EF000-memory.dmp

Filesize
7.9MB

Download