phorphiex | 18347a1245d3b3f89c564c0f7e9c1cd656208e9a82cde9e7ad35038ed49ec493

Analysis

max time kernel
150s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
02/08/2024, 19:03

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General

Target

18347a1245d3b3f89c564c0f7e9c1cd656208e9a82cde9e7ad35038ed49ec493.exe
Size

2.7MB
MD5

b8d9d380a99d6ab4e1b7057a5e2ce1fc
SHA1

547a856aa5696d0fced42876e6c2599fa94d75d9
SHA256

18347a1245d3b3f89c564c0f7e9c1cd656208e9a82cde9e7ad35038ed49ec493
SHA512

16744ac25c80124ad69052c6b6729f55f1c78d26ed741f7dbb8be6815a586f665fe21c9d394eb14ad8c246a3d3bc93fb435fc5191f3731591b4d070fdd6d6ff8
SSDEEP

49152:li/5nVhfVnQiGmEwZbyVKf3tOOr/o2rm0mMXgT11rNjiG0C+0LRzas:c/5nVZarmEwZecPzJWDLN+GwOn

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

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

Phorphiex payload 1 IoCs

resource	yara_rule
behavioral2/files/0x00080000000234ba-17.dat	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

description	pid	Process	procid_target
PID 1708 created 3512	1708	1146813980.exe	56
PID 1708 created 3512	1708	1146813980.exe	56
PID 2392 created 3512	2392	wupgrdsv.exe	56
PID 2392 created 3512	2392	wupgrdsv.exe	56

Windows security bypass 2 TTPs 6 IoCs

evasion trojan

Disable or Modify Tools

T1562.001

Modify Registry

T1112

description	ioc	Process
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\AntiVirusOverride = "1"	sysmysldrv.exe

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

XMRig Miner payload 10 IoCs

miner

resource	yara_rule
behavioral2/memory/2392-129-0x00007FF79E440000-0x00007FF79E9B6000-memory.dmp	xmrig
behavioral2/memory/4804-133-0x00007FF7838A0000-0x00007FF78408F000-memory.dmp	xmrig
behavioral2/memory/4804-137-0x00007FF7838A0000-0x00007FF78408F000-memory.dmp	xmrig
behavioral2/memory/4804-140-0x00007FF7838A0000-0x00007FF78408F000-memory.dmp	xmrig
behavioral2/memory/4804-143-0x00007FF7838A0000-0x00007FF78408F000-memory.dmp	xmrig
behavioral2/memory/4804-146-0x00007FF7838A0000-0x00007FF78408F000-memory.dmp	xmrig
behavioral2/memory/4804-149-0x00007FF7838A0000-0x00007FF78408F000-memory.dmp	xmrig
behavioral2/memory/4804-152-0x00007FF7838A0000-0x00007FF78408F000-memory.dmp	xmrig
behavioral2/memory/4804-156-0x00007FF7838A0000-0x00007FF78408F000-memory.dmp	xmrig
behavioral2/memory/4804-159-0x00007FF7838A0000-0x00007FF78408F000-memory.dmp	xmrig

Command and Scripting Interpreter: PowerShell 1 TTPs 3 IoCs

Using powershell.exe command.

execution

PowerShell

T1059.001

pid	Process
2624	powershell.exe
4432	powershell.exe
4032	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

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-4182098368-2521458979-3782681353-1000\Control Panel\International\Geo\Nation	sysmysldrv.exe

Executes dropped EXE 9 IoCs

pid	Process
4428	8899.exe
3304	18347a1245d3b3f89c564c0f7e9c1cd656208e9a82cde9e7ad35038ed49ec493.tmp
2640	1752720940.exe
3932	sysmysldrv.exe
3652	2857424195.exe
4248	1310315256.exe
3224	1348620757.exe
1708	1146813980.exe
2392	wupgrdsv.exe

Windows security modification 2 TTPs 7 IoCs

evasion trojan

Disable or Modify Tools

T1562.001

Modify Registry

T1112

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\AntiSpywareOverride = "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

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Windows Settings = "C:\\Windows\\sysmysldrv.exe"	1752720940.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2392 set thread context of 4804	2392	wupgrdsv.exe	111

Drops file in Windows directory 2 IoCs

description	ioc	Process
File created	C:\Windows\sysmysldrv.exe	1752720940.exe
File opened for modification	C:\Windows\sysmysldrv.exe	1752720940.exe

Launches sc.exe 5 IoCs

Sc.exe is a Windows utlilty to control services on the system.

pid	Process
3280	sc.exe
4888	sc.exe
5044	sc.exe
2620	sc.exe
4588	sc.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 16 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

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	8899.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	18347a1245d3b3f89c564c0f7e9c1cd656208e9a82cde9e7ad35038ed49ec493.tmp
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	2857424195.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	1310315256.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.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	powershell.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	1348620757.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	18347a1245d3b3f89c564c0f7e9c1cd656208e9a82cde9e7ad35038ed49ec493.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	1752720940.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	sysmysldrv.exe

Suspicious behavior: EnumeratesProcesses 14 IoCs

pid	Process
4032	powershell.exe
4032	powershell.exe
1708	1146813980.exe
1708	1146813980.exe
2624	powershell.exe
2624	powershell.exe
1708	1146813980.exe
1708	1146813980.exe
2392	wupgrdsv.exe
2392	wupgrdsv.exe
4432	powershell.exe
4432	powershell.exe
2392	wupgrdsv.exe
2392	wupgrdsv.exe

Suspicious use of AdjustPrivilegeToken 64 IoCs

description	pid	Process
Token: SeDebugPrivilege	4032	powershell.exe
Token: SeDebugPrivilege	2624	powershell.exe
Token: SeIncreaseQuotaPrivilege	2624	powershell.exe
Token: SeSecurityPrivilege	2624	powershell.exe
Token: SeTakeOwnershipPrivilege	2624	powershell.exe
Token: SeLoadDriverPrivilege	2624	powershell.exe
Token: SeSystemProfilePrivilege	2624	powershell.exe
Token: SeSystemtimePrivilege	2624	powershell.exe
Token: SeProfSingleProcessPrivilege	2624	powershell.exe
Token: SeIncBasePriorityPrivilege	2624	powershell.exe
Token: SeCreatePagefilePrivilege	2624	powershell.exe
Token: SeBackupPrivilege	2624	powershell.exe
Token: SeRestorePrivilege	2624	powershell.exe
Token: SeShutdownPrivilege	2624	powershell.exe
Token: SeDebugPrivilege	2624	powershell.exe
Token: SeSystemEnvironmentPrivilege	2624	powershell.exe
Token: SeRemoteShutdownPrivilege	2624	powershell.exe
Token: SeUndockPrivilege	2624	powershell.exe
Token: SeManageVolumePrivilege	2624	powershell.exe
Token: 33	2624	powershell.exe
Token: 34	2624	powershell.exe
Token: 35	2624	powershell.exe
Token: 36	2624	powershell.exe
Token: SeIncreaseQuotaPrivilege	2624	powershell.exe
Token: SeSecurityPrivilege	2624	powershell.exe
Token: SeTakeOwnershipPrivilege	2624	powershell.exe
Token: SeLoadDriverPrivilege	2624	powershell.exe
Token: SeSystemProfilePrivilege	2624	powershell.exe
Token: SeSystemtimePrivilege	2624	powershell.exe
Token: SeProfSingleProcessPrivilege	2624	powershell.exe
Token: SeIncBasePriorityPrivilege	2624	powershell.exe
Token: SeCreatePagefilePrivilege	2624	powershell.exe
Token: SeBackupPrivilege	2624	powershell.exe
Token: SeRestorePrivilege	2624	powershell.exe
Token: SeShutdownPrivilege	2624	powershell.exe
Token: SeDebugPrivilege	2624	powershell.exe
Token: SeSystemEnvironmentPrivilege	2624	powershell.exe
Token: SeRemoteShutdownPrivilege	2624	powershell.exe
Token: SeUndockPrivilege	2624	powershell.exe
Token: SeManageVolumePrivilege	2624	powershell.exe
Token: 33	2624	powershell.exe
Token: 34	2624	powershell.exe
Token: 35	2624	powershell.exe
Token: 36	2624	powershell.exe
Token: SeIncreaseQuotaPrivilege	2624	powershell.exe
Token: SeSecurityPrivilege	2624	powershell.exe
Token: SeTakeOwnershipPrivilege	2624	powershell.exe
Token: SeLoadDriverPrivilege	2624	powershell.exe
Token: SeSystemProfilePrivilege	2624	powershell.exe
Token: SeSystemtimePrivilege	2624	powershell.exe
Token: SeProfSingleProcessPrivilege	2624	powershell.exe
Token: SeIncBasePriorityPrivilege	2624	powershell.exe
Token: SeCreatePagefilePrivilege	2624	powershell.exe
Token: SeBackupPrivilege	2624	powershell.exe
Token: SeRestorePrivilege	2624	powershell.exe
Token: SeShutdownPrivilege	2624	powershell.exe
Token: SeDebugPrivilege	2624	powershell.exe
Token: SeSystemEnvironmentPrivilege	2624	powershell.exe
Token: SeRemoteShutdownPrivilege	2624	powershell.exe
Token: SeUndockPrivilege	2624	powershell.exe
Token: SeManageVolumePrivilege	2624	powershell.exe
Token: 33	2624	powershell.exe
Token: 34	2624	powershell.exe
Token: 35	2624	powershell.exe

Suspicious use of FindShellTrayWindow 64 IoCs

pid	Process
4804	notepad.exe
4804	notepad.exe
4804	notepad.exe
4804	notepad.exe
4804	notepad.exe
4804	notepad.exe
4804	notepad.exe
4804	notepad.exe
4804	notepad.exe
4804	notepad.exe
4804	notepad.exe
4804	notepad.exe
4804	notepad.exe
4804	notepad.exe
4804	notepad.exe
4804	notepad.exe
4804	notepad.exe
4804	notepad.exe
4804	notepad.exe
4804	notepad.exe
4804	notepad.exe
4804	notepad.exe
4804	notepad.exe
4804	notepad.exe
4804	notepad.exe
4804	notepad.exe
4804	notepad.exe
4804	notepad.exe
4804	notepad.exe
4804	notepad.exe
4804	notepad.exe
4804	notepad.exe
4804	notepad.exe
4804	notepad.exe
4804	notepad.exe
4804	notepad.exe
4804	notepad.exe
4804	notepad.exe
4804	notepad.exe
4804	notepad.exe
4804	notepad.exe
4804	notepad.exe
4804	notepad.exe
4804	notepad.exe
4804	notepad.exe
4804	notepad.exe
4804	notepad.exe
4804	notepad.exe
4804	notepad.exe
4804	notepad.exe
4804	notepad.exe
4804	notepad.exe
4804	notepad.exe
4804	notepad.exe
4804	notepad.exe
4804	notepad.exe
4804	notepad.exe
4804	notepad.exe
4804	notepad.exe
4804	notepad.exe
4804	notepad.exe
4804	notepad.exe
4804	notepad.exe
4804	notepad.exe

Suspicious use of SendNotifyMessage 64 IoCs

pid	Process
4804	notepad.exe
4804	notepad.exe
4804	notepad.exe
4804	notepad.exe
4804	notepad.exe
4804	notepad.exe
4804	notepad.exe
4804	notepad.exe
4804	notepad.exe
4804	notepad.exe
4804	notepad.exe
4804	notepad.exe
4804	notepad.exe
4804	notepad.exe
4804	notepad.exe
4804	notepad.exe
4804	notepad.exe
4804	notepad.exe
4804	notepad.exe
4804	notepad.exe
4804	notepad.exe
4804	notepad.exe
4804	notepad.exe
4804	notepad.exe
4804	notepad.exe
4804	notepad.exe
4804	notepad.exe
4804	notepad.exe
4804	notepad.exe
4804	notepad.exe
4804	notepad.exe
4804	notepad.exe
4804	notepad.exe
4804	notepad.exe
4804	notepad.exe
4804	notepad.exe
4804	notepad.exe
4804	notepad.exe
4804	notepad.exe
4804	notepad.exe
4804	notepad.exe
4804	notepad.exe
4804	notepad.exe
4804	notepad.exe
4804	notepad.exe
4804	notepad.exe
4804	notepad.exe
4804	notepad.exe
4804	notepad.exe
4804	notepad.exe
4804	notepad.exe
4804	notepad.exe
4804	notepad.exe
4804	notepad.exe
4804	notepad.exe
4804	notepad.exe
4804	notepad.exe
4804	notepad.exe
4804	notepad.exe
4804	notepad.exe
4804	notepad.exe
4804	notepad.exe
4804	notepad.exe
4804	notepad.exe

Suspicious use of WriteProcessMemory 48 IoCs

description	pid	Process	procid_target
PID 2120 wrote to memory of 4428	2120	18347a1245d3b3f89c564c0f7e9c1cd656208e9a82cde9e7ad35038ed49ec493.exe	84
PID 2120 wrote to memory of 4428	2120	18347a1245d3b3f89c564c0f7e9c1cd656208e9a82cde9e7ad35038ed49ec493.exe	84
PID 2120 wrote to memory of 4428	2120	18347a1245d3b3f89c564c0f7e9c1cd656208e9a82cde9e7ad35038ed49ec493.exe	84
PID 2120 wrote to memory of 3304	2120	18347a1245d3b3f89c564c0f7e9c1cd656208e9a82cde9e7ad35038ed49ec493.exe	85
PID 2120 wrote to memory of 3304	2120	18347a1245d3b3f89c564c0f7e9c1cd656208e9a82cde9e7ad35038ed49ec493.exe	85
PID 2120 wrote to memory of 3304	2120	18347a1245d3b3f89c564c0f7e9c1cd656208e9a82cde9e7ad35038ed49ec493.exe	85
PID 4428 wrote to memory of 2640	4428	8899.exe	86
PID 4428 wrote to memory of 2640	4428	8899.exe	86
PID 4428 wrote to memory of 2640	4428	8899.exe	86
PID 2640 wrote to memory of 3932	2640	1752720940.exe	87
PID 2640 wrote to memory of 3932	2640	1752720940.exe	87
PID 2640 wrote to memory of 3932	2640	1752720940.exe	87
PID 3932 wrote to memory of 5048	3932	sysmysldrv.exe	88
PID 3932 wrote to memory of 5048	3932	sysmysldrv.exe	88
PID 3932 wrote to memory of 5048	3932	sysmysldrv.exe	88
PID 3932 wrote to memory of 1900	3932	sysmysldrv.exe	90
PID 3932 wrote to memory of 1900	3932	sysmysldrv.exe	90
PID 3932 wrote to memory of 1900	3932	sysmysldrv.exe	90
PID 5048 wrote to memory of 4032	5048	cmd.exe	92
PID 5048 wrote to memory of 4032	5048	cmd.exe	92
PID 5048 wrote to memory of 4032	5048	cmd.exe	92
PID 1900 wrote to memory of 4888	1900	cmd.exe	93
PID 1900 wrote to memory of 4888	1900	cmd.exe	93
PID 1900 wrote to memory of 4888	1900	cmd.exe	93
PID 1900 wrote to memory of 5044	1900	cmd.exe	94
PID 1900 wrote to memory of 5044	1900	cmd.exe	94
PID 1900 wrote to memory of 5044	1900	cmd.exe	94
PID 1900 wrote to memory of 2620	1900	cmd.exe	95
PID 1900 wrote to memory of 2620	1900	cmd.exe	95
PID 1900 wrote to memory of 2620	1900	cmd.exe	95
PID 1900 wrote to memory of 4588	1900	cmd.exe	96
PID 1900 wrote to memory of 4588	1900	cmd.exe	96
PID 1900 wrote to memory of 4588	1900	cmd.exe	96
PID 1900 wrote to memory of 3280	1900	cmd.exe	97
PID 1900 wrote to memory of 3280	1900	cmd.exe	97
PID 1900 wrote to memory of 3280	1900	cmd.exe	97
PID 3932 wrote to memory of 3652	3932	sysmysldrv.exe	98
PID 3932 wrote to memory of 3652	3932	sysmysldrv.exe	98
PID 3932 wrote to memory of 3652	3932	sysmysldrv.exe	98
PID 3932 wrote to memory of 4248	3932	sysmysldrv.exe	99
PID 3932 wrote to memory of 4248	3932	sysmysldrv.exe	99
PID 3932 wrote to memory of 4248	3932	sysmysldrv.exe	99
PID 3932 wrote to memory of 3224	3932	sysmysldrv.exe	101
PID 3932 wrote to memory of 3224	3932	sysmysldrv.exe	101
PID 3932 wrote to memory of 3224	3932	sysmysldrv.exe	101
PID 3224 wrote to memory of 1708	3224	1348620757.exe	102
PID 3224 wrote to memory of 1708	3224	1348620757.exe	102
PID 2392 wrote to memory of 4804	2392	wupgrdsv.exe	111

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:3512
- C:\Users\Admin\AppData\Local\Temp\18347a1245d3b3f89c564c0f7e9c1cd656208e9a82cde9e7ad35038ed49ec493.exe
  "C:\Users\Admin\AppData\Local\Temp\18347a1245d3b3f89c564c0f7e9c1cd656208e9a82cde9e7ad35038ed49ec493.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2120
- - C:\Users\Admin\AppData\Local\Temp\8899.exe
    "C:\Users\Admin\AppData\Local\Temp\8899.exe"
    3⤵
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:4428
  - - C:\Users\Admin\AppData\Local\Temp\1752720940.exe
      C:\Users\Admin\AppData\Local\Temp\1752720940.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:2640
    - - C:\Windows\sysmysldrv.exe
        
        C:\Windows\sysmysldrv.exe
        5⤵
        Modifies security service
        Windows security bypass
        Checks computer location settings
        Executes dropped EXE
        Windows security modification
        System Location Discovery: System Language Discovery
        Suspicious use of WriteProcessMemory
        
        PID:3932
      - 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:5048
        
        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:4032
      - 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:1900
        
        C:\Windows\SysWOW64\sc.exe
        
        sc stop UsoSvc
        7⤵
        Launches sc.exe
        System Location Discovery: System Language Discovery
        
        PID:4888
        
        C:\Windows\SysWOW64\sc.exe
        
        sc stop WaaSMedicSvc
        7⤵
        Launches sc.exe
        System Location Discovery: System Language Discovery
        
        PID:5044
        
        C:\Windows\SysWOW64\sc.exe
        
        sc stop wuauserv
        7⤵
        Launches sc.exe
        System Location Discovery: System Language Discovery
        
        PID:2620
        
        C:\Windows\SysWOW64\sc.exe
        
        sc stop DoSvc
        7⤵
        Launches sc.exe
        System Location Discovery: System Language Discovery
        
        PID:4588
        
        C:\Windows\SysWOW64\sc.exe
        
        sc stop BITS
        7⤵
        Launches sc.exe
        System Location Discovery: System Language Discovery
        
        PID:3280
      - C:\Users\Admin\AppData\Local\Temp\2857424195.exe
        
        C:\Users\Admin\AppData\Local\Temp\2857424195.exe
        6⤵
        Executes dropped EXE
        System Location Discovery: System Language Discovery
        
        PID:3652
      - C:\Users\Admin\AppData\Local\Temp\1310315256.exe
        
        C:\Users\Admin\AppData\Local\Temp\1310315256.exe
        6⤵
        Executes dropped EXE
        System Location Discovery: System Language Discovery
        
        PID:4248
      - C:\Users\Admin\AppData\Local\Temp\1348620757.exe
        
        C:\Users\Admin\AppData\Local\Temp\1348620757.exe
        6⤵
        Executes dropped EXE
        System Location Discovery: System Language Discovery
        Suspicious use of WriteProcessMemory
        
        PID:3224
        
        C:\Users\Admin\AppData\Local\Temp\1146813980.exe
        
        C:\Users\Admin\AppData\Local\Temp\1146813980.exe
        7⤵
        Suspicious use of NtCreateUserProcessOtherParentProcess
        Executes dropped EXE
        Suspicious behavior: EnumeratesProcesses
        
        PID:1708
- - C:\Users\Admin\AppData\Local\Temp\is-SLP8A.tmp\18347a1245d3b3f89c564c0f7e9c1cd656208e9a82cde9e7ad35038ed49ec493.tmp
    "C:\Users\Admin\AppData\Local\Temp\is-SLP8A.tmp\18347a1245d3b3f89c564c0f7e9c1cd656208e9a82cde9e7ad35038ed49ec493.tmp" /SL5="$B005A,2148280,486912,C:\Users\Admin\AppData\Local\Temp\18347a1245d3b3f89c564c0f7e9c1cd656208e9a82cde9e7ad35038ed49ec493.exe"
    3⤵
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    PID:3304
- 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
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2624
- C:\Windows\System32\schtasks.exe
  C:\Windows\System32\schtasks.exe /run /tn "Windows Upgrade Manager"
  2⤵
  PID:1148
- 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
  - Suspicious behavior: EnumeratesProcesses
  PID:4432
- C:\Windows\System32\notepad.exe
  C:\Windows\System32\notepad.exe
  2⤵
  - Suspicious use of FindShellTrayWindow
  - Suspicious use of SendNotifyMessage
  PID:4804

C:\Users\Admin\Windows Upgrade\wupgrdsv.exe
"C:\Users\Admin\Windows Upgrade\wupgrdsv.exe"
1⤵
- Suspicious use of NtCreateUserProcessOtherParentProcess
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:2392

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

PowerShell

T1059.001

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

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

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\PowerShell\StartupProfileData-NonInteractive

Filesize
18KB

MD5
0f3bfe906aa972a760d400480dbff55c

SHA1
dca7014a109b49e329e0438de8577fb680e2cfe9

SHA256
2f3d69b530b1da31127756312ce4542178ddf42fe9a137e875a8167c876984ed

SHA512
8c07ab94c9ef6b475130ddacaa83883bc9ba8426e690e68f1999f39d090d6329c62bd43aca6a389ee7c90bf12139f2c7f94d46dd7c6addc8cda75424d0a383f5

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive

Filesize
1KB

MD5
d95b08252ed624f6d91b46523f110f29

SHA1
17577997bc1fb5d3fbe59be84013165534415dc3

SHA256
342ce7c39bf9992d31d4b61ef138b2b084c96c74736ed00bb19aae49be16ca02

SHA512
0c4288176d56f4ee6d8f08f568fba07ad859f50a395c39d2afd3baf55d3d29ca065a1ce305d1bd790477c35977c0ffa230543e805622f80a77bcee71b24eb257

Download Submit
C:\Users\Admin\AppData\Local\Temp\1146813980.exe

Filesize
5.4MB

MD5
41ab08c1955fce44bfd0c76a64d1945a

SHA1
2b9cb05f4de5d98c541d15175d7f0199cbdd0eea

SHA256
dd12cb27b3867341bf6ca48715756500d3ec56c19b21bb1c1290806aa74cb493

SHA512
38834ae703a8541b4fec9a1db94cfe296ead58649bb1d4873b517df14d0c6a9d25e49ff04c2bf6bb0188845116a4e894aae930d849f9be8c98d2ce51da1ef116

Download Submit
C:\Users\Admin\AppData\Local\Temp\1348620757.exe

Filesize
10KB

MD5
4fe8dc617311f7b6a4b8ebe0b1e24090

SHA1
2bd9341f17c8c0c62e56e1863b1d2f9c43cb30e5

SHA256
5016e413b0c563efc920165e7235c9f2706808877668bd297b41435acc7aade4

SHA512
910a12fbaffd45b0f797a95c6678a32c4a27adbb7d1474f183f8863d310d31fbba17d5d747da87ac4a30dd7cb22c67a4d1c25b302ef0c3f6954d91a459c692db

Download Submit
C:\Users\Admin\AppData\Local\Temp\1752720940.exe

Filesize
92KB

MD5
be9388b42333b3d4e163b0ace699897b

SHA1
4e1109772eb9cb59c557380822166fe1664403bd

SHA256
d281e0a0f1e1073f2d290a7eb1f77bed4c210dbf83a0f4f4e22073f50faa843f

SHA512
5f887f1060b898c9a88745cde7cf509fdf42947ab8e5948b46c2df659468dc245b24d089bdbec0b314c40b83934698bf4b6feb8954e32810ff8f522aab0af19a

Download Submit
C:\Users\Admin\AppData\Local\Temp\2857424195.exe

Filesize
7KB

MD5
af0622340ed8ba48efa92e0b2d9aca7b

SHA1
77e7181b4d4e6957cf13ba37f590cf219aac88cb

SHA256
7b7d433c6c204ed3bcd1ea74106592edfa1a30b6ef7bbc3ed21efcbadc51e526

SHA512
e1368c1c292789115b51cae549bd2d484dbc614eb3e57aa5fce324385d28e9fbddf60064b4c88237b38cded294d090d07c491b646651c45bcd6235630d94ef46

Download Submit
C:\Users\Admin\AppData\Local\Temp\8899.exe

Filesize
9KB

MD5
8d8e6c7952a9dc7c0c73911c4dbc5518

SHA1
9098da03b33b2c822065b49d5220359c275d5e94

SHA256
feb4c3ae4566f0acbb9e0f55417b61fefd89dc50a4e684df780813fb01d61278

SHA512
91a573843c28dd32a9f31a60ba977f9a3d4bb19ffd1b7254333e09bcecef348c1b3220a348ebb2cb08edb57d56cb7737f026519da52199c9dc62c10aea236645

Download Submit
C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_ov5hst4d.b5f.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
C:\Users\Admin\AppData\Local\Temp\is-SLP8A.tmp\18347a1245d3b3f89c564c0f7e9c1cd656208e9a82cde9e7ad35038ed49ec493.tmp

Filesize
1.5MB

MD5
c6bffd4da620b07cb214f1bd8e7f21d2

SHA1
054221dc0c8a686e0d17edd6e02c06458b1395c3

SHA256
55dbb288d5df6df375487bae50661dbf530fd43a7e96017b7183a54db8fc376a

SHA512
91e50df87a6e42b01e24accead25726047a641c3960fa3336f560168ed68356e6992d289a0a71b629d74ad7b00bbdbf7e6e909a4c8b5b1616fbf3b0cc63210ab

Download Submit
memory/1708-112-0x00007FF6EEB80000-0x00007FF6EF0F6000-memory.dmp

Filesize
5.5MB

Download
memory/2120-7-0x0000000000400000-0x0000000000481DB0-memory.dmp

Filesize
519KB

Download
memory/2120-26-0x0000000000400000-0x0000000000481DB0-memory.dmp

Filesize
519KB

Download
memory/2120-9-0x0000000000401000-0x0000000000412000-memory.dmp

Filesize
68KB

Download
memory/2392-129-0x00007FF79E440000-0x00007FF79E9B6000-memory.dmp

Filesize
5.5MB

Download
memory/2624-98-0x000002B655CF0000-0x000002B655D12000-memory.dmp

Filesize
136KB

Download
memory/3304-61-0x0000000000400000-0x0000000000587000-memory.dmp

Filesize
1.5MB

Download
memory/3304-13-0x0000000000400000-0x0000000000587000-memory.dmp

Filesize
1.5MB

Download
memory/4032-54-0x0000000006250000-0x000000000626E000-memory.dmp

Filesize
120KB

Download
memory/4032-42-0x0000000005CD0000-0x0000000005D1C000-memory.dmp

Filesize
304KB

Download
memory/4032-55-0x0000000006EE0000-0x0000000006F83000-memory.dmp

Filesize
652KB

Download
memory/4032-56-0x0000000007660000-0x0000000007CDA000-memory.dmp

Filesize
6.5MB

Download
memory/4032-57-0x0000000006FB0000-0x0000000006FCA000-memory.dmp

Filesize
104KB

Download
memory/4032-58-0x0000000007030000-0x000000000703A000-memory.dmp

Filesize
40KB

Download
memory/4032-59-0x0000000007230000-0x00000000072C6000-memory.dmp

Filesize
600KB

Download
memory/4032-60-0x00000000071D0000-0x00000000071E1000-memory.dmp

Filesize
68KB

Download
memory/4032-44-0x000000006F060000-0x000000006F0AC000-memory.dmp

Filesize
304KB

Download
memory/4032-62-0x00000000071F0000-0x00000000071FE000-memory.dmp

Filesize
56KB

Download
memory/4032-63-0x0000000007200000-0x0000000007214000-memory.dmp

Filesize
80KB

Download
memory/4032-64-0x00000000072F0000-0x000000000730A000-memory.dmp

Filesize
104KB

Download
memory/4032-65-0x00000000072D0000-0x00000000072D8000-memory.dmp

Filesize
32KB

Download
memory/4032-25-0x00000000046E0000-0x0000000004716000-memory.dmp

Filesize
216KB

Download
memory/4032-43-0x0000000006290000-0x00000000062C2000-memory.dmp

Filesize
200KB

Download
memory/4032-27-0x0000000004E60000-0x0000000005488000-memory.dmp

Filesize
6.2MB

Download
memory/4032-41-0x0000000005C80000-0x0000000005C9E000-memory.dmp

Filesize
120KB

Download
memory/4032-40-0x00000000056A0000-0x00000000059F4000-memory.dmp

Filesize
3.3MB

Download
memory/4032-30-0x0000000005630000-0x0000000005696000-memory.dmp

Filesize
408KB

Download
memory/4032-29-0x00000000055C0000-0x0000000005626000-memory.dmp

Filesize
408KB

Download
memory/4032-28-0x0000000004CF0000-0x0000000004D12000-memory.dmp

Filesize
136KB

Download
memory/4804-130-0x000001ADA3CD0000-0x000001ADA3CF0000-memory.dmp

Filesize
128KB

Download
memory/4804-133-0x00007FF7838A0000-0x00007FF78408F000-memory.dmp

Filesize
7.9MB

Download
memory/4804-137-0x00007FF7838A0000-0x00007FF78408F000-memory.dmp

Filesize
7.9MB

Download
memory/4804-140-0x00007FF7838A0000-0x00007FF78408F000-memory.dmp

Filesize
7.9MB

Download
memory/4804-143-0x00007FF7838A0000-0x00007FF78408F000-memory.dmp

Filesize
7.9MB

Download
memory/4804-146-0x00007FF7838A0000-0x00007FF78408F000-memory.dmp

Filesize
7.9MB

Download
memory/4804-149-0x00007FF7838A0000-0x00007FF78408F000-memory.dmp

Filesize
7.9MB

Download
memory/4804-152-0x00007FF7838A0000-0x00007FF78408F000-memory.dmp

Filesize
7.9MB

Download
memory/4804-156-0x00007FF7838A0000-0x00007FF78408F000-memory.dmp

Filesize
7.9MB

Download
memory/4804-159-0x00007FF7838A0000-0x00007FF78408F000-memory.dmp

Filesize
7.9MB

Download