phorphiex | 18e347c69ed48c07e979e9f5e9c4c478ecb9b32c402441b2913411b9d2c86100

Analysis

max time kernel
119s
max time network
121s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
05-08-2024 23:49

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General

Target

2768547bd585be3c6d69fe1e58719590N.exe
Size

974KB
MD5

2768547bd585be3c6d69fe1e58719590
SHA1

996d686744a032880841f777672f86752e34a236
SHA256

18e347c69ed48c07e979e9f5e9c4c478ecb9b32c402441b2913411b9d2c86100
SHA512

6f06c3afe7305de337b3c2b48adbf89ea5ab6bfcd0ce09f20112fc72195659acd7816d3bb4d9bee9d4f9431df86e8333cbb5644019165ec2992016e58f6dcb77
SSDEEP

24576:xtanV29ucPYLFlPzeejRPaV0cbZJlKFsu:o4wLFNeN0cNOsu

Score

10^/10

phorphiex xmrig discovery 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
55a4er5wo
user_agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/124.0.0.0 Safari/537.36

Signatures

Modifies security service 2 TTPs 2 IoCs

evasion

Modify Registry

T1112

Windows Service

T1543.003

Processes:

sysmablsvr.exesysmysldrv.exe

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

Phorphiex payload 2 IoCs

Processes:

resource	yara_rule
C:\Users\Admin\AppData\Local\Temp\84EF.exe	family_phorphiex
C:\Users\Admin\AppData\Local\Temp\2957830726.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:

2806930266.exewupgrdsv.exe

description	pid	process	target process
PID 1724 created 3548	1724	2806930266.exe	Explorer.EXE
PID 1724 created 3548	1724	2806930266.exe	Explorer.EXE
PID 544 created 3548	544	wupgrdsv.exe	Explorer.EXE
PID 544 created 3548	544	wupgrdsv.exe	Explorer.EXE

Windows security bypass 2 TTPs 12 IoCs

evasion trojan

Disable or Modify Tools

T1562.001

Modify Registry

T1112

Processes:

sysmablsvr.exesysmysldrv.exe

description	ioc	process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\FirewallOverride = "1"	sysmablsvr.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\FirewallDisableNotify = "1"	sysmablsvr.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\UpdatesOverride = "1"	sysmablsvr.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\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\AntiVirusOverride = "1"	sysmablsvr.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1"	sysmablsvr.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1"	sysmablsvr.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

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

XMRig Miner payload 8 IoCs

miner

Processes:

resource	yara_rule
behavioral2/memory/544-134-0x00007FF78DB80000-0x00007FF78E0F6000-memory.dmp	xmrig
behavioral2/memory/5016-144-0x00007FF779330000-0x00007FF779B1F000-memory.dmp	xmrig
behavioral2/memory/5016-146-0x00007FF779330000-0x00007FF779B1F000-memory.dmp	xmrig
behavioral2/memory/5016-149-0x00007FF779330000-0x00007FF779B1F000-memory.dmp	xmrig
behavioral2/memory/5016-151-0x00007FF779330000-0x00007FF779B1F000-memory.dmp	xmrig
behavioral2/memory/5016-156-0x00007FF779330000-0x00007FF779B1F000-memory.dmp	xmrig
behavioral2/memory/5016-157-0x00007FF779330000-0x00007FF779B1F000-memory.dmp	xmrig
behavioral2/memory/5016-159-0x00007FF779330000-0x00007FF779B1F000-memory.dmp	xmrig

Command and Scripting Interpreter: PowerShell 1 TTPs 3 IoCs
Using powershell.exe command.
execution

PowerShell
T1059.001

Processes:

powershell.exepowershell.exepowershell.exe

pid process

4408 powershell.exe
2628 powershell.exe
3224 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

pid	process
4408	powershell.exe
2628	powershell.exe
3224	powershell.exe

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

Processes:

sysmysldrv.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-656926755-4116854191-210765258-1000\Control Panel\International\Geo\Nation	sysmysldrv.exe

Executes dropped EXE 11 IoCs

Processes:

84EF.exesysmablsvr.exe258736642.exe2957830726.exesysmysldrv.exe164314122.exe164944530.exe2806930266.exe2833428666.exewupgrdsv.exe263543081.exe

pid	process
2404	84EF.exe
4236	sysmablsvr.exe
2560	258736642.exe
3484	2957830726.exe
1204	sysmysldrv.exe
4304	164314122.exe
4560	164944530.exe
1724	2806930266.exe
2624	2833428666.exe
544	wupgrdsv.exe
4804	263543081.exe

Windows security modification 2 TTPs 14 IoCs

evasion trojan

Disable or Modify Tools

T1562.001

Modify Registry

T1112

Processes:

sysmablsvr.exesysmysldrv.exe

description	ioc	process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\FirewallDisableNotify = "1"	sysmablsvr.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\UpdatesDisableNotify = "1"	sysmysldrv.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusOverride = "1"	sysmablsvr.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\AntiSpywareOverride = "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\AntiSpywareOverride = "1"	sysmablsvr.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1"	sysmablsvr.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\UpdatesOverride = "1"	sysmablsvr.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1"	sysmablsvr.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\FirewallOverride = "1"	sysmablsvr.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

84EF.exe2957830726.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Windows Settings = "C:\\Windows\\sysmablsvr.exe"	84EF.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Windows Settings = "C:\\Windows\\sysmysldrv.exe"	2957830726.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

wupgrdsv.exe

description pid process target process

PID 544 set thread context of 5016 544 wupgrdsv.exe notepad.exe

description	pid	process	target process
PID 544 set thread context of 5016	544	wupgrdsv.exe	notepad.exe

Drops file in Windows directory 4 IoCs

Processes:

2957830726.exe84EF.exe

description	ioc	process
File created	C:\Windows\sysmysldrv.exe	2957830726.exe
File opened for modification	C:\Windows\sysmysldrv.exe	2957830726.exe
File created	C:\Windows\sysmablsvr.exe	84EF.exe
File opened for modification	C:\Windows\sysmablsvr.exe	84EF.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

4276 sc.exe
3576 sc.exe
1648 sc.exe
2776 sc.exe
4792 sc.exe
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

pid	process
4276	sc.exe
3576	sc.exe
1648	sc.exe
2776	sc.exe
4792	sc.exe

System Location Discovery: System Language Discovery 1 TTPs 18 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:

164314122.exe84EF.exe258736642.exe2957830726.execmd.exesysmablsvr.exesysmysldrv.exesc.exesc.exesc.exesc.exe2833428666.exe263543081.exe164944530.exe2768547bd585be3c6d69fe1e58719590N.execmd.exepowershell.exesc.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	164314122.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	84EF.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	258736642.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2957830726.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	sysmablsvr.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	sysmysldrv.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	sc.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2833428666.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	263543081.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	164944530.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2768547bd585be3c6d69fe1e58719590N.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

Suspicious behavior: EnumeratesProcesses 14 IoCs

Processes:

powershell.exe2806930266.exepowershell.exewupgrdsv.exepowershell.exe

pid	process
3224	powershell.exe
3224	powershell.exe
1724	2806930266.exe
1724	2806930266.exe
2628	powershell.exe
2628	powershell.exe
1724	2806930266.exe
1724	2806930266.exe
544	wupgrdsv.exe
544	wupgrdsv.exe
4408	powershell.exe
4408	powershell.exe
544	wupgrdsv.exe
544	wupgrdsv.exe

Suspicious behavior: SetClipboardViewer 1 IoCs

Processes:

sysmysldrv.exe

pid process

1204 sysmysldrv.exe

pid	process
1204	sysmysldrv.exe

Suspicious use of AdjustPrivilegeToken 64 IoCs

Processes:

powershell.exepowershell.exe

description	pid	process
Token: SeDebugPrivilege	3224	powershell.exe
Token: SeDebugPrivilege	2628	powershell.exe
Token: SeIncreaseQuotaPrivilege	2628	powershell.exe
Token: SeSecurityPrivilege	2628	powershell.exe
Token: SeTakeOwnershipPrivilege	2628	powershell.exe
Token: SeLoadDriverPrivilege	2628	powershell.exe
Token: SeSystemProfilePrivilege	2628	powershell.exe
Token: SeSystemtimePrivilege	2628	powershell.exe
Token: SeProfSingleProcessPrivilege	2628	powershell.exe
Token: SeIncBasePriorityPrivilege	2628	powershell.exe
Token: SeCreatePagefilePrivilege	2628	powershell.exe
Token: SeBackupPrivilege	2628	powershell.exe
Token: SeRestorePrivilege	2628	powershell.exe
Token: SeShutdownPrivilege	2628	powershell.exe
Token: SeDebugPrivilege	2628	powershell.exe
Token: SeSystemEnvironmentPrivilege	2628	powershell.exe
Token: SeRemoteShutdownPrivilege	2628	powershell.exe
Token: SeUndockPrivilege	2628	powershell.exe
Token: SeManageVolumePrivilege	2628	powershell.exe
Token: 33	2628	powershell.exe
Token: 34	2628	powershell.exe
Token: 35	2628	powershell.exe
Token: 36	2628	powershell.exe
Token: SeIncreaseQuotaPrivilege	2628	powershell.exe
Token: SeSecurityPrivilege	2628	powershell.exe
Token: SeTakeOwnershipPrivilege	2628	powershell.exe
Token: SeLoadDriverPrivilege	2628	powershell.exe
Token: SeSystemProfilePrivilege	2628	powershell.exe
Token: SeSystemtimePrivilege	2628	powershell.exe
Token: SeProfSingleProcessPrivilege	2628	powershell.exe
Token: SeIncBasePriorityPrivilege	2628	powershell.exe
Token: SeCreatePagefilePrivilege	2628	powershell.exe
Token: SeBackupPrivilege	2628	powershell.exe
Token: SeRestorePrivilege	2628	powershell.exe
Token: SeShutdownPrivilege	2628	powershell.exe
Token: SeDebugPrivilege	2628	powershell.exe
Token: SeSystemEnvironmentPrivilege	2628	powershell.exe
Token: SeRemoteShutdownPrivilege	2628	powershell.exe
Token: SeUndockPrivilege	2628	powershell.exe
Token: SeManageVolumePrivilege	2628	powershell.exe
Token: 33	2628	powershell.exe
Token: 34	2628	powershell.exe
Token: 35	2628	powershell.exe
Token: 36	2628	powershell.exe
Token: SeIncreaseQuotaPrivilege	2628	powershell.exe
Token: SeSecurityPrivilege	2628	powershell.exe
Token: SeTakeOwnershipPrivilege	2628	powershell.exe
Token: SeLoadDriverPrivilege	2628	powershell.exe
Token: SeSystemProfilePrivilege	2628	powershell.exe
Token: SeSystemtimePrivilege	2628	powershell.exe
Token: SeProfSingleProcessPrivilege	2628	powershell.exe
Token: SeIncBasePriorityPrivilege	2628	powershell.exe
Token: SeCreatePagefilePrivilege	2628	powershell.exe
Token: SeBackupPrivilege	2628	powershell.exe
Token: SeRestorePrivilege	2628	powershell.exe
Token: SeShutdownPrivilege	2628	powershell.exe
Token: SeDebugPrivilege	2628	powershell.exe
Token: SeSystemEnvironmentPrivilege	2628	powershell.exe
Token: SeRemoteShutdownPrivilege	2628	powershell.exe
Token: SeUndockPrivilege	2628	powershell.exe
Token: SeManageVolumePrivilege	2628	powershell.exe
Token: 33	2628	powershell.exe
Token: 34	2628	powershell.exe
Token: 35	2628	powershell.exe

Suspicious use of SetWindowsHookEx 3 IoCs

Processes:

2768547bd585be3c6d69fe1e58719590N.exe

pid process

4440 2768547bd585be3c6d69fe1e58719590N.exe
4440 2768547bd585be3c6d69fe1e58719590N.exe
4440 2768547bd585be3c6d69fe1e58719590N.exe

pid	process
4440	2768547bd585be3c6d69fe1e58719590N.exe
4440	2768547bd585be3c6d69fe1e58719590N.exe
4440	2768547bd585be3c6d69fe1e58719590N.exe

Suspicious use of WriteProcessMemory 54 IoCs

Processes:

2768547bd585be3c6d69fe1e58719590N.exe84EF.exesysmablsvr.exe2957830726.exesysmysldrv.execmd.execmd.exe164314122.exewupgrdsv.exe

description	pid	process	target process
PID 4440 wrote to memory of 2404	4440	2768547bd585be3c6d69fe1e58719590N.exe	84EF.exe
PID 4440 wrote to memory of 2404	4440	2768547bd585be3c6d69fe1e58719590N.exe	84EF.exe
PID 4440 wrote to memory of 2404	4440	2768547bd585be3c6d69fe1e58719590N.exe	84EF.exe
PID 2404 wrote to memory of 4236	2404	84EF.exe	sysmablsvr.exe
PID 2404 wrote to memory of 4236	2404	84EF.exe	sysmablsvr.exe
PID 2404 wrote to memory of 4236	2404	84EF.exe	sysmablsvr.exe
PID 4236 wrote to memory of 2560	4236	sysmablsvr.exe	258736642.exe
PID 4236 wrote to memory of 2560	4236	sysmablsvr.exe	258736642.exe
PID 4236 wrote to memory of 2560	4236	sysmablsvr.exe	258736642.exe
PID 4236 wrote to memory of 3484	4236	sysmablsvr.exe	2957830726.exe
PID 4236 wrote to memory of 3484	4236	sysmablsvr.exe	2957830726.exe
PID 4236 wrote to memory of 3484	4236	sysmablsvr.exe	2957830726.exe
PID 3484 wrote to memory of 1204	3484	2957830726.exe	sysmysldrv.exe
PID 3484 wrote to memory of 1204	3484	2957830726.exe	sysmysldrv.exe
PID 3484 wrote to memory of 1204	3484	2957830726.exe	sysmysldrv.exe
PID 1204 wrote to memory of 3288	1204	sysmysldrv.exe	cmd.exe
PID 1204 wrote to memory of 3288	1204	sysmysldrv.exe	cmd.exe
PID 1204 wrote to memory of 3288	1204	sysmysldrv.exe	cmd.exe
PID 1204 wrote to memory of 4988	1204	sysmysldrv.exe	cmd.exe
PID 1204 wrote to memory of 4988	1204	sysmysldrv.exe	cmd.exe
PID 1204 wrote to memory of 4988	1204	sysmysldrv.exe	cmd.exe
PID 3288 wrote to memory of 3224	3288	cmd.exe	powershell.exe
PID 3288 wrote to memory of 3224	3288	cmd.exe	powershell.exe
PID 3288 wrote to memory of 3224	3288	cmd.exe	powershell.exe
PID 4988 wrote to memory of 2776	4988	cmd.exe	sc.exe
PID 4988 wrote to memory of 2776	4988	cmd.exe	sc.exe
PID 4988 wrote to memory of 2776	4988	cmd.exe	sc.exe
PID 4988 wrote to memory of 4792	4988	cmd.exe	sc.exe
PID 4988 wrote to memory of 4792	4988	cmd.exe	sc.exe
PID 4988 wrote to memory of 4792	4988	cmd.exe	sc.exe
PID 4988 wrote to memory of 4276	4988	cmd.exe	sc.exe
PID 4988 wrote to memory of 4276	4988	cmd.exe	sc.exe
PID 4988 wrote to memory of 4276	4988	cmd.exe	sc.exe
PID 4988 wrote to memory of 3576	4988	cmd.exe	sc.exe
PID 4988 wrote to memory of 3576	4988	cmd.exe	sc.exe
PID 4988 wrote to memory of 3576	4988	cmd.exe	sc.exe
PID 4988 wrote to memory of 1648	4988	cmd.exe	sc.exe
PID 4988 wrote to memory of 1648	4988	cmd.exe	sc.exe
PID 4988 wrote to memory of 1648	4988	cmd.exe	sc.exe
PID 4236 wrote to memory of 4304	4236	sysmablsvr.exe	164314122.exe
PID 4236 wrote to memory of 4304	4236	sysmablsvr.exe	164314122.exe
PID 4236 wrote to memory of 4304	4236	sysmablsvr.exe	164314122.exe
PID 1204 wrote to memory of 4560	1204	sysmysldrv.exe	164944530.exe
PID 1204 wrote to memory of 4560	1204	sysmysldrv.exe	164944530.exe
PID 1204 wrote to memory of 4560	1204	sysmysldrv.exe	164944530.exe
PID 4304 wrote to memory of 1724	4304	164314122.exe	2806930266.exe
PID 4304 wrote to memory of 1724	4304	164314122.exe	2806930266.exe
PID 1204 wrote to memory of 2624	1204	sysmysldrv.exe	2833428666.exe
PID 1204 wrote to memory of 2624	1204	sysmysldrv.exe	2833428666.exe
PID 1204 wrote to memory of 2624	1204	sysmysldrv.exe	2833428666.exe
PID 544 wrote to memory of 5016	544	wupgrdsv.exe	notepad.exe
PID 1204 wrote to memory of 4804	1204	sysmysldrv.exe	263543081.exe
PID 1204 wrote to memory of 4804	1204	sysmysldrv.exe	263543081.exe
PID 1204 wrote to memory of 4804	1204	sysmysldrv.exe	263543081.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:3548
- C:\Users\Admin\AppData\Local\Temp\2768547bd585be3c6d69fe1e58719590N.exe
  "C:\Users\Admin\AppData\Local\Temp\2768547bd585be3c6d69fe1e58719590N.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:4440
- - C:\Users\Admin\AppData\Local\Temp\84EF.exe
    "C:\Users\Admin\AppData\Local\Temp\84EF.exe"
    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:2404
  - - C:\Windows\sysmablsvr.exe
      C:\Windows\sysmablsvr.exe
      4⤵
      Modifies security service
      Windows security bypass
      Executes dropped EXE
      Windows security modification
      System Location Discovery: System Language Discovery
      Suspicious use of WriteProcessMemory
      PID:4236
    - - C:\Users\Admin\AppData\Local\Temp\258736642.exe
        
        C:\Users\Admin\AppData\Local\Temp\258736642.exe
        5⤵
        Executes dropped EXE
        System Location Discovery: System Language Discovery
        
        PID:2560
    - - C:\Users\Admin\AppData\Local\Temp\2957830726.exe
        
        C:\Users\Admin\AppData\Local\Temp\2957830726.exe
        5⤵
        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:3484
      - C:\Windows\sysmysldrv.exe
        
        C:\Windows\sysmysldrv.exe
        6⤵
        Modifies security service
        Windows security bypass
        Checks computer location settings
        Executes dropped EXE
        Windows security modification
        System Location Discovery: System Language Discovery
        Suspicious behavior: SetClipboardViewer
        Suspicious use of WriteProcessMemory
        
        PID:1204
        
        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"
        7⤵
        System Location Discovery: System Language Discovery
        Suspicious use of WriteProcessMemory
        
        PID:3288
        
        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"
        8⤵
        Command and Scripting Interpreter: PowerShell
        System Location Discovery: System Language Discovery
        Suspicious behavior: EnumeratesProcesses
        Suspicious use of AdjustPrivilegeToken
        
        PID:3224
        
        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
        7⤵
        System Location Discovery: System Language Discovery
        Suspicious use of WriteProcessMemory
        
        PID:4988
        
        C:\Windows\SysWOW64\sc.exe
        
        sc stop UsoSvc
        8⤵
        Launches sc.exe
        System Location Discovery: System Language Discovery
        
        PID:2776
        
        C:\Windows\SysWOW64\sc.exe
        
        sc stop WaaSMedicSvc
        8⤵
        Launches sc.exe
        System Location Discovery: System Language Discovery
        
        PID:4792
        
        C:\Windows\SysWOW64\sc.exe
        
        sc stop wuauserv
        8⤵
        Launches sc.exe
        System Location Discovery: System Language Discovery
        
        PID:4276
        
        C:\Windows\SysWOW64\sc.exe
        
        sc stop DoSvc
        8⤵
        Launches sc.exe
        System Location Discovery: System Language Discovery
        
        PID:3576
        
        C:\Windows\SysWOW64\sc.exe
        
        sc stop BITS
        8⤵
        Launches sc.exe
        System Location Discovery: System Language Discovery
        
        PID:1648
        
        C:\Users\Admin\AppData\Local\Temp\164944530.exe
        
        C:\Users\Admin\AppData\Local\Temp\164944530.exe
        7⤵
        Executes dropped EXE
        System Location Discovery: System Language Discovery
        
        PID:4560
        
        C:\Users\Admin\AppData\Local\Temp\2833428666.exe
        
        C:\Users\Admin\AppData\Local\Temp\2833428666.exe
        7⤵
        Executes dropped EXE
        System Location Discovery: System Language Discovery
        
        PID:2624
        
        C:\Users\Admin\AppData\Local\Temp\263543081.exe
        
        C:\Users\Admin\AppData\Local\Temp\263543081.exe
        7⤵
        Executes dropped EXE
        System Location Discovery: System Language Discovery
        
        PID:4804
    - - C:\Users\Admin\AppData\Local\Temp\164314122.exe
        
        C:\Users\Admin\AppData\Local\Temp\164314122.exe
        5⤵
        Executes dropped EXE
        System Location Discovery: System Language Discovery
        Suspicious use of WriteProcessMemory
        
        PID:4304
      - C:\Users\Admin\AppData\Local\Temp\2806930266.exe
        
        C:\Users\Admin\AppData\Local\Temp\2806930266.exe
        6⤵
        Suspicious use of NtCreateUserProcessOtherParentProcess
        Executes dropped EXE
        Suspicious behavior: EnumeratesProcesses
        
        PID:1724
- 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:2628
- C:\Windows\System32\schtasks.exe
  C:\Windows\System32\schtasks.exe /run /tn "Windows Upgrade Manager"
  2⤵
  PID:3272
- 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:4408
- C:\Windows\System32\notepad.exe
  C:\Windows\System32\notepad.exe
  2⤵
  PID:5016

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:544

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\CLR_v4.0\UsageLogs\powershell.exe.log

Filesize
3KB

MD5
fee026663fcb662152188784794028ee

SHA1
3c02a26a9cb16648fad85c6477b68ced3cb0cb45

SHA256
dbd4136bc342e3e92902ec3a30d165452c82997a7ae24ac90775e42d88959e6b

SHA512
7b12bd5c8fc4356b9123d6586b4980cf76012663b41c0dab6f6f21567e2f4005c5bcea2cc2158d157e4f801a281f3e04bad3774cddb3122db309ccf662184bd6

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

Filesize
18KB

MD5
a124b2b0fcc7dcaed5b61853f6b93e92

SHA1
71353c146e9dbaec45be5e700654ba92adb70c85

SHA256
179b680ae9b4ec0e44ea0dc58535d3f32810915a3a994005b828fbf62ac9d4c3

SHA512
d7579eb81d435235935234b55ddf931f9282534a7de2b5f5b4d86fed7157e409726f4cb4e717950e93dc2e754aa44d36af44103fb5f0ab5c7dbd55f5aabcb2e7

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\164314122.exe

Filesize
10KB

MD5
4fe8dc617311f7b6a4b8ebe0b1e24090

SHA1
2bd9341f17c8c0c62e56e1863b1d2f9c43cb30e5

SHA256
5016e413b0c563efc920165e7235c9f2706808877668bd297b41435acc7aade4

SHA512
910a12fbaffd45b0f797a95c6678a32c4a27adbb7d1474f183f8863d310d31fbba17d5d747da87ac4a30dd7cb22c67a4d1c25b302ef0c3f6954d91a459c692db

Download Submit
C:\Users\Admin\AppData\Local\Temp\164944530.exe

Filesize
7KB

MD5
acc5e9f20ef10165ff0f014f9600e868

SHA1
64dc1414b419e218ab03a7036e3236eaccd3fc68

SHA256
17711519f3938ee9c93e1b15ade22a17cfa70fffce02c2b1b2c77959626ab6de

SHA512
7b6d0416c5a29891f1b19c0b40c7ff7c88b56543e35e69b4abec0707f6a64987e367a194379eddd0b3a68c2e6db4acaaf5c949a8cbccf790d7017563363023a3

Download Submit
C:\Users\Admin\AppData\Local\Temp\258736642.exe

Filesize
7KB

MD5
af0622340ed8ba48efa92e0b2d9aca7b

SHA1
77e7181b4d4e6957cf13ba37f590cf219aac88cb

SHA256
7b7d433c6c204ed3bcd1ea74106592edfa1a30b6ef7bbc3ed21efcbadc51e526

SHA512
e1368c1c292789115b51cae549bd2d484dbc614eb3e57aa5fce324385d28e9fbddf60064b4c88237b38cded294d090d07c491b646651c45bcd6235630d94ef46

Download Submit
C:\Users\Admin\AppData\Local\Temp\263543081.exe

Filesize
10KB

MD5
b2584cbd46067f6e7fd1ba8872d9c2d0

SHA1
aa90c04e9d9a7cfd4e066fb6043f99ae782b0f08

SHA256
21cfa730d3cf7210c2a2ac6a79933f1faccf0c98b72aff8f6b3dd374fead05f4

SHA512
8f388b3c4a58340d6e272107fd603d5563a84c0297e5ece921257d673f7af1ca3483457047bb1c437737a4907a6e3964784665a20b0e578a5d2d6022b68341bc

Download Submit
C:\Users\Admin\AppData\Local\Temp\2806930266.exe

Filesize
5.4MB

MD5
41ab08c1955fce44bfd0c76a64d1945a

SHA1
2b9cb05f4de5d98c541d15175d7f0199cbdd0eea

SHA256
dd12cb27b3867341bf6ca48715756500d3ec56c19b21bb1c1290806aa74cb493

SHA512
38834ae703a8541b4fec9a1db94cfe296ead58649bb1d4873b517df14d0c6a9d25e49ff04c2bf6bb0188845116a4e894aae930d849f9be8c98d2ce51da1ef116

Download Submit
C:\Users\Admin\AppData\Local\Temp\2833428666.exe

Filesize
92KB

MD5
e57f9e2fc24a1ace0267a7962c9e465e

SHA1
840f5f4aed29f241642dab534e14f86c7cd5dfc6

SHA256
aa66df748ef74df48c7d1c2954c49702b15e95787b1d3b562dba50894abc0910

SHA512
d62dde392715a6c6869d621d87f3df2713293190676b24fdbac5b40dea07530edd8770f3b7ba69f6f2fda4c5275a8a05b5f4e91b90a4feb9537ec051193040c0

Download Submit
C:\Users\Admin\AppData\Local\Temp\2957830726.exe

Filesize
92KB

MD5
be9388b42333b3d4e163b0ace699897b

SHA1
4e1109772eb9cb59c557380822166fe1664403bd

SHA256
d281e0a0f1e1073f2d290a7eb1f77bed4c210dbf83a0f4f4e22073f50faa843f

SHA512
5f887f1060b898c9a88745cde7cf509fdf42947ab8e5948b46c2df659468dc245b24d089bdbec0b314c40b83934698bf4b6feb8954e32810ff8f522aab0af19a

Download Submit
C:\Users\Admin\AppData\Local\Temp\84EF.exe

Filesize
88KB

MD5
ababca6d12d96e8dd2f1d7114b406fae

SHA1
dcd9798e83ec688aacb3de8911492a232cb41a32

SHA256
a992920e64a64763f3dd8c2a431a0f5e56e5b3782a1496de92bc80ee71cca5ba

SHA512
b7fc70c176bdc74cf68b14e694f3e53142e64d39bd6d3e0f2e3a74ce3178ea606f92f760d21db69d72ae6677545a47c7bf390fb65cd5247a48e239f6ae8f7b8f

Download Submit
C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_qg3msojf.1ou.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
C:\Users\Admin\tbtnds.dat

Filesize
3KB

MD5
8f585cfd4bcb25d0c06778ef82f37804

SHA1
3e7f6d52f672a3f17d7da0d2f141fcb44d621b0a

SHA256
9fe63f3bb2d7a142c208fe8e9978b8cc2a7de22cf5256fd60581bb461614d1be

SHA512
057a5c7985a9ccab37258b5f49a7bfe814b82e4bcddef200ab1ee19e78bc61c173821059e0b410cb3cb44c2dd55adc72300ed8b2908da596d64eb8ad36d1532a

Download Submit
memory/544-134-0x00007FF78DB80000-0x00007FF78E0F6000-memory.dmp

Filesize
5.5MB

Download
memory/1724-118-0x00007FF7A2550000-0x00007FF7A2AC6000-memory.dmp

Filesize
5.5MB

Download
memory/2628-108-0x0000026473520000-0x0000026473542000-memory.dmp

Filesize
136KB

Download
memory/3224-49-0x0000000005B10000-0x0000000005E64000-memory.dmp

Filesize
3.3MB

Download
memory/3224-50-0x0000000005FD0000-0x0000000005FEE000-memory.dmp

Filesize
120KB

Download
memory/3224-64-0x00000000071D0000-0x0000000007273000-memory.dmp

Filesize
652KB

Download
memory/3224-65-0x00000000079B0000-0x000000000802A000-memory.dmp

Filesize
6.5MB

Download
memory/3224-66-0x0000000007300000-0x000000000731A000-memory.dmp

Filesize
104KB

Download
memory/3224-67-0x0000000007380000-0x000000000738A000-memory.dmp

Filesize
40KB

Download
memory/3224-68-0x0000000007580000-0x0000000007616000-memory.dmp

Filesize
600KB

Download
memory/3224-69-0x0000000007510000-0x0000000007521000-memory.dmp

Filesize
68KB

Download
memory/3224-70-0x0000000007540000-0x000000000754E000-memory.dmp

Filesize
56KB

Download
memory/3224-71-0x0000000007550000-0x0000000007564000-memory.dmp

Filesize
80KB

Download
memory/3224-72-0x0000000007640000-0x000000000765A000-memory.dmp

Filesize
104KB

Download
memory/3224-73-0x0000000007620000-0x0000000007628000-memory.dmp

Filesize
32KB

Download
memory/3224-53-0x000000006EED0000-0x000000006EF1C000-memory.dmp

Filesize
304KB

Download
memory/3224-52-0x0000000007190000-0x00000000071C2000-memory.dmp

Filesize
200KB

Download
memory/3224-51-0x0000000006010000-0x000000000605C000-memory.dmp

Filesize
304KB

Download
memory/3224-63-0x0000000006590000-0x00000000065AE000-memory.dmp

Filesize
120KB

Download
memory/3224-39-0x00000000059A0000-0x0000000005A06000-memory.dmp

Filesize
408KB

Download
memory/3224-38-0x0000000005930000-0x0000000005996000-memory.dmp

Filesize
408KB

Download
memory/3224-37-0x0000000005030000-0x0000000005052000-memory.dmp

Filesize
136KB

Download
memory/3224-36-0x0000000005190000-0x00000000057B8000-memory.dmp

Filesize
6.2MB

Download
memory/3224-35-0x0000000004A00000-0x0000000004A36000-memory.dmp

Filesize
216KB

Download
memory/4440-34-0x00000000033B0000-0x00000000033B1000-memory.dmp

Filesize
4KB

Download
memory/4440-15-0x0000000000400000-0x00000000006D9DA0-memory.dmp

Filesize
2.9MB

Download
memory/4440-7-0x00000000033B0000-0x00000000033B1000-memory.dmp

Filesize
4KB

Download
memory/5016-135-0x0000015696410000-0x0000015696430000-memory.dmp

Filesize
128KB

Download
memory/5016-144-0x00007FF779330000-0x00007FF779B1F000-memory.dmp

Filesize
7.9MB

Download
memory/5016-146-0x00007FF779330000-0x00007FF779B1F000-memory.dmp

Filesize
7.9MB

Download
memory/5016-149-0x00007FF779330000-0x00007FF779B1F000-memory.dmp

Filesize
7.9MB

Download
memory/5016-151-0x00007FF779330000-0x00007FF779B1F000-memory.dmp

Filesize
7.9MB

Download
memory/5016-156-0x00007FF779330000-0x00007FF779B1F000-memory.dmp

Filesize
7.9MB

Download
memory/5016-157-0x00007FF779330000-0x00007FF779B1F000-memory.dmp

Filesize
7.9MB

Download
memory/5016-159-0x00007FF779330000-0x00007FF779B1F000-memory.dmp

Filesize
7.9MB

Download