phorphiex | bb33ac9f59e994eabaa81a036595b9a02b0ebfc1e35e8d429c5d761b5b7e607f

Analysis

max time kernel
150s
max time network
153s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
14-04-2024 01:01

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General

Target

bb33ac9f59e994eabaa81a036595b9a02b0ebfc1e35e8d429c5d761b5b7e607f.exe
Size

471KB
MD5

00b886f9ccc974b936ed6e3c34beab63
SHA1

7d8fbf07e990a870accc9407d6487af5d26fbfc6
SHA256

bb33ac9f59e994eabaa81a036595b9a02b0ebfc1e35e8d429c5d761b5b7e607f
SHA512

df64d4b0bee8790572433780887cbc823be5b275791c6f455bfeecf70dc832783dd1aefb3ca234c1cb2ac56ceeda6d7ce7a53e03009fb7d20b0652ddf4ced828
SSDEEP

6144:6C8T2w7qrXDOXTk1uv45QZwwsqHy6KdFK/XLG+df05csjUOMXuSl7lsV1kGLoB:6C8ThBvYGs+6KD3V05cEOXuSlZq

Score

10^/10

phorphiex xmrig evasion loader miner persistence trojan worm

Malware Config

Extracted

Family

phorphiex

http://185.215.113.66/

Wallets

0xCa90599132C4D88907Bd8E046540284aa468a035

TRuGGXNDM1cavQ1AqMQHG8yfxP4QWVSMN6

qph44jx8r9k5xeq5cuf958krv3ewrnp5vc6hhdjd3r

XryzFMFVpDUvU7famUGf214EXD3xNUSmQf

LLeT2zkStY3cvxMBFhoWXkG5VuZPoezduv

rwc4LVd9ABpULQ1CuCpDkgX2xVB1fUijyb

48jYpFT6bT8MTeph7VsyzCQeDsGHqdQNc2kUkRFJPzfRHHjarBvBtudPUtParMkDzZbYBrd3yntWBQcsnVBNeeMbN9EXifg

15TssKwtjMtwy4vDLcLsQUZUD2B9f7eDjw85sBNVC5LRPPnC

17hgMFyLDwMjxWqw5GhijhnPdJDyFDqecY

ltc1qt0n3f0t7vz9k0mvcswk477shrxwjhf9sj5ykrp

3PMiLynrGVZ8oEqvoqC4hXD67B1WoALR4pc

3FerB8kUraAVGCVCNkgv57zTBjUGjAUkU3

DLUzwvyxN1RrwjByUPPzVMdfxNRPGVRMMA

t1J6GCPCiHW1eRdjJgDDu6b1vSVmL5U7Twh

stars125f3mw4xd9htpsq4zj5w5ezm5gags37yxxh6mj

bnb1epx67ne4vckqmaj4gwke8m322f4yjr6eh52wqw

bc1qmpkehfffkr6phuklsksnd7nhgx0369sxu772m3

bitcoincash:qph44jx8r9k5xeq5cuf958krv3ewrnp5vc6hhdjd3r

GBQJMXYXPRIWFMXIFJR35ZB7LRKMB4PHCIUAUFR3TKUL6RDBZVLZEUJ3

Signatures

Phorphiex
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:

3517119788.exewupgrdsv.exe

description	pid	process	target process
PID 1736 created 1208	1736	3517119788.exe	Explorer.EXE
PID 1736 created 1208	1736	3517119788.exe	Explorer.EXE
PID 2568 created 1208	2568	wupgrdsv.exe	Explorer.EXE
PID 2568 created 1208	2568	wupgrdsv.exe	Explorer.EXE

Windows security bypass 2 TTPs 18 IoCs

evasion trojan

Disable or Modify Tools

T1562.001

Modify Registry

T1112

Processes:

179263459.exe355431807.exe460927657.exe

description	ioc	process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1"	179263459.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1"	179263459.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallOverride = "1"	179263459.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallOverride = "1"	355431807.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1"	355431807.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesOverride = "1"	355431807.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesOverride = "1"	179263459.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallOverride = "1"	460927657.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesOverride = "1"	460927657.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1"	460927657.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallDisableNotify = "1"	355431807.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1"	355431807.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusOverride = "1"	179263459.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallDisableNotify = "1"	460927657.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusOverride = "1"	460927657.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1"	460927657.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusOverride = "1"	355431807.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallDisableNotify = "1"	179263459.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/2568-150-0x000000013F850000-0x000000013FDC6000-memory.dmp	xmrig
behavioral1/memory/2432-153-0x0000000140000000-0x00000001407EF000-memory.dmp	xmrig
behavioral1/memory/2432-156-0x0000000140000000-0x00000001407EF000-memory.dmp	xmrig
behavioral1/memory/2432-158-0x0000000140000000-0x00000001407EF000-memory.dmp	xmrig
behavioral1/memory/2432-161-0x0000000140000000-0x00000001407EF000-memory.dmp	xmrig
behavioral1/memory/2432-162-0x0000000140000000-0x00000001407EF000-memory.dmp	xmrig
behavioral1/memory/2432-163-0x0000000140000000-0x00000001407EF000-memory.dmp	xmrig

Downloads MZ/PE file

Executes dropped EXE 11 IoCs

Processes:

38AD.exe355431807.exe179263459.exe460927657.exe827110172.exe2456532587.exe1655633351.exe62945056.exe1194929494.exe3517119788.exewupgrdsv.exe

pid	process
2400	38AD.exe
2672	355431807.exe
1336	179263459.exe
320	460927657.exe
2520	827110172.exe
2772	2456532587.exe
2072	1655633351.exe
1692	62945056.exe
648	1194929494.exe
1736	3517119788.exe
2568	wupgrdsv.exe

Loads dropped DLL 14 IoCs

Processes:

bb33ac9f59e994eabaa81a036595b9a02b0ebfc1e35e8d429c5d761b5b7e607f.exe38AD.exe355431807.exe179263459.exe1194929494.exetaskeng.exe

pid	process
2408	bb33ac9f59e994eabaa81a036595b9a02b0ebfc1e35e8d429c5d761b5b7e607f.exe
2400	38AD.exe
2400	38AD.exe
2672	355431807.exe
2672	355431807.exe
2672	355431807.exe
1336	179263459.exe
1336	179263459.exe
2672	355431807.exe
1336	179263459.exe
1336	179263459.exe
2672	355431807.exe
648	1194929494.exe
2688	taskeng.exe

Windows security modification 2 TTPs 21 IoCs

evasion trojan

Disable or Modify Tools

T1562.001

Modify Registry

T1112

Processes:

355431807.exe179263459.exe460927657.exe

description	ioc	process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallDisableNotify = "1"	355431807.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiSpywareOverride = "1"	355431807.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesOverride = "1"	355431807.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiSpywareOverride = "1"	179263459.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1"	179263459.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallOverride = "1"	355431807.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1"	355431807.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1"	355431807.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallDisableNotify = "1"	460927657.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusOverride = "1"	460927657.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1"	460927657.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesOverride = "1"	460927657.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusOverride = "1"	355431807.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesOverride = "1"	179263459.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1"	179263459.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiSpywareOverride = "1"	460927657.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1"	460927657.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallDisableNotify = "1"	179263459.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusOverride = "1"	179263459.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallOverride = "1"	460927657.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallOverride = "1"	179263459.exe

Adds Run key to start application 2 TTPs 6 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

355431807.exe179263459.exe460927657.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\Windows Settings = "C:\\Windows\\syspplsvc.exe"	355431807.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-406356229-2805545415-1236085040-1000\Software\Microsoft\Windows\CurrentVersion\Run\Windows Settings = "C:\\Users\\Admin\\syspplsvc.exe"	355431807.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\Windows Settings = "C:\\Windows\\syspparcv.exe"	179263459.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-406356229-2805545415-1236085040-1000\Software\Microsoft\Windows\CurrentVersion\Run\Windows Settings = "C:\\Users\\Admin\\syspparcv.exe"	179263459.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\Windows Service = "C:\\Windows\\winakrosvsa.exe"	460927657.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-406356229-2805545415-1236085040-1000\Software\Microsoft\Windows\CurrentVersion\Run\Windows Service = "C:\\Users\\Admin\\winakrosvsa.exe"	460927657.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 2568 set thread context of 2432 2568 wupgrdsv.exe notepad.exe

description	pid	process	target process
PID 2568 set thread context of 2432	2568	wupgrdsv.exe	notepad.exe

Drops file in Windows directory 6 IoCs

Processes:

179263459.exe460927657.exe355431807.exe

description	ioc	process
File opened for modification	C:\Windows\syspparcv.exe	179263459.exe
File created	C:\Windows\winakrosvsa.exe	460927657.exe
File opened for modification	C:\Windows\winakrosvsa.exe	460927657.exe
File created	C:\Windows\syspplsvc.exe	355431807.exe
File opened for modification	C:\Windows\syspplsvc.exe	355431807.exe
File created	C:\Windows\syspparcv.exe	179263459.exe

Creates scheduled task(s) 1 TTPs 2 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
persistence

Scheduled Task/Job
T1053

Processes:

schtasks.exeschtasks.exe

pid process

2028 schtasks.exe
2492 schtasks.exe

pid	process
2028	schtasks.exe
2492	schtasks.exe

Suspicious behavior: EnumeratesProcesses 10 IoCs

Processes:

3517119788.exepowershell.exewupgrdsv.exepowershell.exe

pid	process
1736	3517119788.exe
1736	3517119788.exe
2536	powershell.exe
1736	3517119788.exe
1736	3517119788.exe
2568	wupgrdsv.exe
2568	wupgrdsv.exe
2996	powershell.exe
2568	wupgrdsv.exe
2568	wupgrdsv.exe

Suspicious behavior: LoadsDriver 1 IoCs

Processes:

pid process

468
Suspicious behavior: SetClipboardViewer 1 IoCs

Processes:

179263459.exe

pid process

1336 179263459.exe

pid	process
468

pid	process
1336	179263459.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

Processes:

powershell.exepowershell.exenotepad.exe

description	pid	process
Token: SeDebugPrivilege	2536	powershell.exe
Token: SeDebugPrivilege	2996	powershell.exe
Token: SeLockMemoryPrivilege	2432	notepad.exe
Token: SeLockMemoryPrivilege	2432	notepad.exe

Suspicious use of FindShellTrayWindow 60 IoCs

Processes:

notepad.exe

pid	process
2432	notepad.exe
2432	notepad.exe
2432	notepad.exe
2432	notepad.exe
2432	notepad.exe
2432	notepad.exe
2432	notepad.exe
2432	notepad.exe
2432	notepad.exe
2432	notepad.exe
2432	notepad.exe
2432	notepad.exe
2432	notepad.exe
2432	notepad.exe
2432	notepad.exe
2432	notepad.exe
2432	notepad.exe
2432	notepad.exe
2432	notepad.exe
2432	notepad.exe
2432	notepad.exe
2432	notepad.exe
2432	notepad.exe
2432	notepad.exe
2432	notepad.exe
2432	notepad.exe
2432	notepad.exe
2432	notepad.exe
2432	notepad.exe
2432	notepad.exe
2432	notepad.exe
2432	notepad.exe
2432	notepad.exe
2432	notepad.exe
2432	notepad.exe
2432	notepad.exe
2432	notepad.exe
2432	notepad.exe
2432	notepad.exe
2432	notepad.exe
2432	notepad.exe
2432	notepad.exe
2432	notepad.exe
2432	notepad.exe
2432	notepad.exe
2432	notepad.exe
2432	notepad.exe
2432	notepad.exe
2432	notepad.exe
2432	notepad.exe
2432	notepad.exe
2432	notepad.exe
2432	notepad.exe
2432	notepad.exe
2432	notepad.exe
2432	notepad.exe
2432	notepad.exe
2432	notepad.exe
2432	notepad.exe
2432	notepad.exe

Suspicious use of SendNotifyMessage 60 IoCs

Processes:

notepad.exe

pid	process
2432	notepad.exe
2432	notepad.exe
2432	notepad.exe
2432	notepad.exe
2432	notepad.exe
2432	notepad.exe
2432	notepad.exe
2432	notepad.exe
2432	notepad.exe
2432	notepad.exe
2432	notepad.exe
2432	notepad.exe
2432	notepad.exe
2432	notepad.exe
2432	notepad.exe
2432	notepad.exe
2432	notepad.exe
2432	notepad.exe
2432	notepad.exe
2432	notepad.exe
2432	notepad.exe
2432	notepad.exe
2432	notepad.exe
2432	notepad.exe
2432	notepad.exe
2432	notepad.exe
2432	notepad.exe
2432	notepad.exe
2432	notepad.exe
2432	notepad.exe
2432	notepad.exe
2432	notepad.exe
2432	notepad.exe
2432	notepad.exe
2432	notepad.exe
2432	notepad.exe
2432	notepad.exe
2432	notepad.exe
2432	notepad.exe
2432	notepad.exe
2432	notepad.exe
2432	notepad.exe
2432	notepad.exe
2432	notepad.exe
2432	notepad.exe
2432	notepad.exe
2432	notepad.exe
2432	notepad.exe
2432	notepad.exe
2432	notepad.exe
2432	notepad.exe
2432	notepad.exe
2432	notepad.exe
2432	notepad.exe
2432	notepad.exe
2432	notepad.exe
2432	notepad.exe
2432	notepad.exe
2432	notepad.exe
2432	notepad.exe

Suspicious use of WriteProcessMemory 50 IoCs

Processes:

bb33ac9f59e994eabaa81a036595b9a02b0ebfc1e35e8d429c5d761b5b7e607f.exe38AD.exe355431807.exe179263459.exe1194929494.exepowershell.exetaskeng.exepowershell.exewupgrdsv.exe

description	pid	process	target process
PID 2408 wrote to memory of 2400	2408	bb33ac9f59e994eabaa81a036595b9a02b0ebfc1e35e8d429c5d761b5b7e607f.exe	38AD.exe
PID 2408 wrote to memory of 2400	2408	bb33ac9f59e994eabaa81a036595b9a02b0ebfc1e35e8d429c5d761b5b7e607f.exe	38AD.exe
PID 2408 wrote to memory of 2400	2408	bb33ac9f59e994eabaa81a036595b9a02b0ebfc1e35e8d429c5d761b5b7e607f.exe	38AD.exe
PID 2408 wrote to memory of 2400	2408	bb33ac9f59e994eabaa81a036595b9a02b0ebfc1e35e8d429c5d761b5b7e607f.exe	38AD.exe
PID 2400 wrote to memory of 2672	2400	38AD.exe	355431807.exe
PID 2400 wrote to memory of 2672	2400	38AD.exe	355431807.exe
PID 2400 wrote to memory of 2672	2400	38AD.exe	355431807.exe
PID 2400 wrote to memory of 2672	2400	38AD.exe	355431807.exe
PID 2672 wrote to memory of 1336	2672	355431807.exe	179263459.exe
PID 2672 wrote to memory of 1336	2672	355431807.exe	179263459.exe
PID 2672 wrote to memory of 1336	2672	355431807.exe	179263459.exe
PID 2672 wrote to memory of 1336	2672	355431807.exe	179263459.exe
PID 2672 wrote to memory of 320	2672	355431807.exe	460927657.exe
PID 2672 wrote to memory of 320	2672	355431807.exe	460927657.exe
PID 2672 wrote to memory of 320	2672	355431807.exe	460927657.exe
PID 2672 wrote to memory of 320	2672	355431807.exe	460927657.exe
PID 1336 wrote to memory of 2520	1336	179263459.exe	827110172.exe
PID 1336 wrote to memory of 2520	1336	179263459.exe	827110172.exe
PID 1336 wrote to memory of 2520	1336	179263459.exe	827110172.exe
PID 1336 wrote to memory of 2520	1336	179263459.exe	827110172.exe
PID 2672 wrote to memory of 2772	2672	355431807.exe	2456532587.exe
PID 2672 wrote to memory of 2772	2672	355431807.exe	2456532587.exe
PID 2672 wrote to memory of 2772	2672	355431807.exe	2456532587.exe
PID 2672 wrote to memory of 2772	2672	355431807.exe	2456532587.exe
PID 1336 wrote to memory of 2072	1336	179263459.exe	1655633351.exe
PID 1336 wrote to memory of 2072	1336	179263459.exe	1655633351.exe
PID 1336 wrote to memory of 2072	1336	179263459.exe	1655633351.exe
PID 1336 wrote to memory of 2072	1336	179263459.exe	1655633351.exe
PID 1336 wrote to memory of 1692	1336	179263459.exe	62945056.exe
PID 1336 wrote to memory of 1692	1336	179263459.exe	62945056.exe
PID 1336 wrote to memory of 1692	1336	179263459.exe	62945056.exe
PID 1336 wrote to memory of 1692	1336	179263459.exe	62945056.exe
PID 2672 wrote to memory of 648	2672	355431807.exe	1194929494.exe
PID 2672 wrote to memory of 648	2672	355431807.exe	1194929494.exe
PID 2672 wrote to memory of 648	2672	355431807.exe	1194929494.exe
PID 2672 wrote to memory of 648	2672	355431807.exe	1194929494.exe
PID 648 wrote to memory of 1736	648	1194929494.exe	3517119788.exe
PID 648 wrote to memory of 1736	648	1194929494.exe	3517119788.exe
PID 648 wrote to memory of 1736	648	1194929494.exe	3517119788.exe
PID 648 wrote to memory of 1736	648	1194929494.exe	3517119788.exe
PID 2536 wrote to memory of 2028	2536	powershell.exe	schtasks.exe
PID 2536 wrote to memory of 2028	2536	powershell.exe	schtasks.exe
PID 2536 wrote to memory of 2028	2536	powershell.exe	schtasks.exe
PID 2688 wrote to memory of 2568	2688	taskeng.exe	wupgrdsv.exe
PID 2688 wrote to memory of 2568	2688	taskeng.exe	wupgrdsv.exe
PID 2688 wrote to memory of 2568	2688	taskeng.exe	wupgrdsv.exe
PID 2996 wrote to memory of 2492	2996	powershell.exe	schtasks.exe
PID 2996 wrote to memory of 2492	2996	powershell.exe	schtasks.exe
PID 2996 wrote to memory of 2492	2996	powershell.exe	schtasks.exe
PID 2568 wrote to memory of 2432	2568	wupgrdsv.exe	notepad.exe

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

Query Registry
T1012

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1208

C:\Users\Admin\AppData\Local\Temp\bb33ac9f59e994eabaa81a036595b9a02b0ebfc1e35e8d429c5d761b5b7e607f.exe
"C:\Users\Admin\AppData\Local\Temp\bb33ac9f59e994eabaa81a036595b9a02b0ebfc1e35e8d429c5d761b5b7e607f.exe"
2⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:2408

C:\Users\Admin\AppData\Local\Temp\38AD.exe
"C:\Users\Admin\AppData\Local\Temp\38AD.exe"
3⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:2400

C:\Users\Admin\AppData\Local\Temp\355431807.exe
C:\Users\Admin\AppData\Local\Temp\355431807.exe
4⤵
- Windows security bypass
- Executes dropped EXE
- Loads dropped DLL
- Windows security modification
- Adds Run key to start application
- Drops file in Windows directory
- Suspicious use of WriteProcessMemory
PID:2672

C:\Users\Admin\AppData\Local\Temp\179263459.exe
C:\Users\Admin\AppData\Local\Temp\179263459.exe
5⤵
- Windows security bypass
- Executes dropped EXE
- Loads dropped DLL
- Windows security modification
- Adds Run key to start application
- Drops file in Windows directory
- Suspicious behavior: SetClipboardViewer
- Suspicious use of WriteProcessMemory
PID:1336

C:\Users\Admin\AppData\Local\Temp\827110172.exe
C:\Users\Admin\AppData\Local\Temp\827110172.exe
6⤵
- Executes dropped EXE
PID:2520

C:\Users\Admin\AppData\Local\Temp\1655633351.exe
C:\Users\Admin\AppData\Local\Temp\1655633351.exe
6⤵
- Executes dropped EXE
PID:2072

C:\Users\Admin\AppData\Local\Temp\62945056.exe
C:\Users\Admin\AppData\Local\Temp\62945056.exe
6⤵
- Executes dropped EXE
PID:1692

C:\Users\Admin\AppData\Local\Temp\460927657.exe
C:\Users\Admin\AppData\Local\Temp\460927657.exe
5⤵
- Windows security bypass
- Executes dropped EXE
- Windows security modification
- Adds Run key to start application
- Drops file in Windows directory
PID:320

C:\Users\Admin\AppData\Local\Temp\2456532587.exe
C:\Users\Admin\AppData\Local\Temp\2456532587.exe
5⤵
- Executes dropped EXE
PID:2772

C:\Users\Admin\AppData\Local\Temp\1194929494.exe
C:\Users\Admin\AppData\Local\Temp\1194929494.exe
5⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:648

C:\Users\Admin\AppData\Local\Temp\3517119788.exe
C:\Users\Admin\AppData\Local\Temp\3517119788.exe
6⤵
- Suspicious use of NtCreateUserProcessOtherParentProcess
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
PID:1736

C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe <#llzqlmcx#> IF([System.Environment]::OSVersion.Version -lt [System.Version]"6.2") { schtasks /create /f /sc onlogon /rl highest /tn 'Windows Upgrade Manager' /tr '''C:\Users\Admin\Windows Upgrade\wupgrdsv.exe''' } Else { Register-ScheduledTask -Action (New-ScheduledTaskAction -Execute 'C:\Users\Admin\Windows Upgrade\wupgrdsv.exe') -Trigger (New-ScheduledTaskTrigger -AtLogOn) -Settings (New-ScheduledTaskSettingsSet -AllowStartIfOnBatteries -DisallowHardTerminate -DontStopIfGoingOnBatteries -DontStopOnIdleEnd -ExecutionTimeLimit (New-TimeSpan -Days 1000)) -TaskName 'Windows Upgrade Manager' -RunLevel 'Highest' -Force; }
2⤵
- Drops file in System32 directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2536

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⤵
- Creates scheduled task(s)
PID:2028

C:\Windows\System32\schtasks.exe
C:\Windows\System32\schtasks.exe /run /tn "Windows Upgrade Manager"
2⤵
PID:1740

C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe <#llzqlmcx#> IF([System.Environment]::OSVersion.Version -lt [System.Version]"6.2") { schtasks /create /f /sc onlogon /rl highest /tn 'Windows Upgrade Manager' /tr '''C:\Users\Admin\Windows Upgrade\wupgrdsv.exe''' } Else { Register-ScheduledTask -Action (New-ScheduledTaskAction -Execute 'C:\Users\Admin\Windows Upgrade\wupgrdsv.exe') -Trigger (New-ScheduledTaskTrigger -AtLogOn) -Settings (New-ScheduledTaskSettingsSet -AllowStartIfOnBatteries -DisallowHardTerminate -DontStopIfGoingOnBatteries -DontStopOnIdleEnd -ExecutionTimeLimit (New-TimeSpan -Days 1000)) -TaskName 'Windows Upgrade Manager' -RunLevel 'Highest' -Force; }
2⤵
- Drops file in System32 directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2996

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⤵
- Creates scheduled task(s)
PID:2492

C:\Windows\System32\notepad.exe
C:\Windows\System32\notepad.exe
2⤵
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
PID:2432

C:\Windows\system32\taskeng.exe
taskeng.exe {70F24D6F-92EF-4878-97E3-724E20A6404E} S-1-5-21-406356229-2805545415-1236085040-1000:IKJSPGIM\Admin:Interactive:[1]
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:2688

C:\Users\Admin\Windows Upgrade\wupgrdsv.exe
"C:\Users\Admin\Windows Upgrade\wupgrdsv.exe"
2⤵
- Suspicious use of NtCreateUserProcessOtherParentProcess
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:2568

Network

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Scheduled Task/Job

T1053

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Scheduled Task/Job

T1053

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Scheduled Task/Job

T1053

Defense Evasion

Impair Defenses

T1562

Disable or Modify Tools

T1562.001

Modify Registry

T1112

Credential Access

Discovery

Query Registry

T1012

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.IE5\OFFQJ7AH\2[1]
Filesize
14KB

MD5
fce292c79288067dc17919ed588c161c

SHA1
bb44fa2c95af5bbd11e49264a40c16d6f343fa21

SHA256
4ef8146d85d60c2867bdbe44304b5ba00cceb208f4c10c9f91183308e1da3828

SHA512
73dac29753044a720fc43b4ee19d320e06855167cdf0ebf329207aa16faa13fd6d2937bd87b54e544dd8d4c3da634773abd73769d3915154099ff01e6e03033e

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.IE5\PU2MMJX7\1[1]
Filesize
92KB

MD5
5dde1286cd55e25fe0fc60d2b064d137

SHA1
dd311cfbddc4dae8e15ad7b629adfab617b2a727

SHA256
a6ddd8b13c1192dd4740991eb836641fff23b2beff06bb348e6cfc613e8abd50

SHA512
e5d0efdd47b92b89a2e3e0cf0ab4f8258ba667ce7ac75123248d9c59058322caea8f8980b013d144f7d039bc376760d17c8c16b4c985fd1940f90cc1c450a450

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.IE5\PU2MMJX7\5[1]
Filesize
8KB

MD5
93c0bd2539d4d4eb74fe6d41c928f66c

SHA1
c7a2010ebd934828e20450c5318c8e20168f4ba8

SHA256
5d9f88fcde1bd7fbe7ecba0dae737da96a55005b0d61c45c4251be0677195299

SHA512
b8c7cdad4cf1ffd9a3bb6ffb36dabec957169bd43e27f0ec48c19693dd014c09916c0df0a46e808dba0450707c89e7dba7d3ff439d763fbe1e4d8b09fad2aad6

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\590aee7bdd69b59b.customDestinations-ms
Filesize
7KB

MD5
5bd1836206ecb54e4ebb51c425b74d60

SHA1
46021a26ca21fc66c7ed4b4e2236ba4b111c595f

SHA256
3cb548edeade3a4687a391a141050a527cac578a35639e02c035c01b674d37f2

SHA512
b45853529c5da0371a064db4c9ffe1cb124c7c00960edab39709a1be2a220b8b7d7049baa02bd2beaf70efef67459e10f0b2a15fb6469a523864a4410cdf7ded

Download Submit
C:\Users\Admin\tbtnds.dat
Filesize
4KB

MD5
4d05ff13465f0cff58ea537f2eedd9f6

SHA1
1a80ca259a54cc4e1aaf99f19ef4e8bc23b0e00e

SHA256
3493d3ca6a8d132d0028b187e66e92647021b98460ead835cbbeb9af983dd02e

SHA512
6dba55549d4f27f0be003a52ba3c0ed8c05f4e08f6a98764ca29f4378a677cb21f97be1ffc28e2588aa528ff211bc69aacac6bd5bb358655d1b1699a41faf931

Download Submit
C:\Users\Admin\tbtnds.dat
Filesize
4KB

MD5
d73cf76255ed3e90e72d98d28e8eddd3

SHA1
d58abac9bb8e4bb30cea4ef3ba7aa19186189fb5

SHA256
bfcb5f4589729deeeb57b92842933b144322a672cfe3ce11586f1aec83472781

SHA512
20ef064050ba23e5163435c595bc9c81422ca3b8ac82338ff965961a954bd9c0da9b13f489997015565908d1105784b712ccc2b3a478fe990e4b99e071bfa9b2

Download Submit
C:\Users\Admin\tbtnds.dat
Filesize
4KB

MD5
5316d80bd0563089775992ed8e17e34b

SHA1
19160342b6cb50b6085f833d1344d90370cd3fcc

SHA256
8b252776e62e2a1bf61e59d3a1f1a40eb9b5bff0f936861f7bce6aaa63f39ee6

SHA512
45d8e4550068347fb3f62ca13d9f249593c164760e297cc7db5a20c9079474bb0ac62fa83cdb6571278af572831bef0709ebbfd34e5bf239ab759afddb66c3d9

Download Submit
\Users\Admin\AppData\Local\Temp\1194929494.exe
Filesize
6KB

MD5
0d539e8277f20391a31babff8714fdb0

SHA1
a4e63870aa5fd258dde4f02be70732c27f556fa9

SHA256
669035f4f05fe6ffc7722987c41f802f3a11298cb3a154b00c4e76df2ae5fe32

SHA512
700ff1733a064ddda80c0ac4702e50a8c0ddd97f154ff894f89d16603c02076a13e1a93ca51224579898cdf69e560a69dff60d4f5e26a479e74a3e3350f822ff

Download Submit
\Users\Admin\AppData\Local\Temp\179263459.exe
Filesize
92KB

MD5
9d5d9c05478676448e711c067bfac5fc

SHA1
9de1e4e02e8b9c2e998f92b5e2b7ec0a6bc832ef

SHA256
b4f3a86dc3d34a311aec138b02208b181fb9f767203df3bd26d779a28e3d71ed

SHA512
1d47c1d17f968304aa2cfe2e8100d309f95f7303c94455c1098a8ae238fc1e1fbfcb86368836750b48b7a47c67bbcd35f901c4fb9457ab43b7f3ef1cb376e7a3

Download Submit
\Users\Admin\AppData\Local\Temp\2456532587.exe
Filesize
8KB

MD5
80f97c916a3eb0e5663761ac5ee1ddd1

SHA1
4ee54f2bf257f9490eaa2c988a5705ef7b11d2bc

SHA256
9e06f61d715b1b88507e3e70390721ab7ab35d70fe2df6edaaf0e565783e7d2f

SHA512
85e30cfc5c02543820f884602701986aa1e40d587da13c35b76b80dc95c0d6b3e18f5b0ad083fcfa3e9b92935306e4f8faec36ac28ac25e53fb03dcba4a092a6

Download Submit
\Users\Admin\AppData\Local\Temp\3517119788.exe
Filesize
5.4MB

MD5
41ab08c1955fce44bfd0c76a64d1945a

SHA1
2b9cb05f4de5d98c541d15175d7f0199cbdd0eea

SHA256
dd12cb27b3867341bf6ca48715756500d3ec56c19b21bb1c1290806aa74cb493

SHA512
38834ae703a8541b4fec9a1db94cfe296ead58649bb1d4873b517df14d0c6a9d25e49ff04c2bf6bb0188845116a4e894aae930d849f9be8c98d2ce51da1ef116

Download Submit
\Users\Admin\AppData\Local\Temp\355431807.exe
Filesize
85KB

MD5
10ffc145e1c09190a496a0e0527b4f3f

SHA1
e21fba21a11eecb4bc37638f48aed9f09d8912f6

SHA256
80b7e224f28c6160737a313221b9fc94d5f5e933ae1438afef4b5fae33185b2d

SHA512
bec357e73376f2e9e2963db5f7110a4c90de31a94edfaa7bf59c2f01b7bdd0c33e9a8024e995b7f0e67e332bc4aa0ec1280c7c28a24ba554772f8325e1badd1d

Download Submit
\Users\Admin\AppData\Local\Temp\38AD.exe
Filesize
9KB

MD5
62b97cf4c0abafeda36e3fc101a5a022

SHA1
328fae9acff3f17df6e9dc8d6ef1cec679d4eb2b

SHA256
e172537adcee1fcdc8f16c23e43a5ac82c56a0347fa0197c08be979438a534ab

SHA512
32bd7062aabd25205471cec8d292b820fc2fd2479da6fb723332887fc47036570bb2d25829acb7c883ccaaab272828c8effbc78f02a3deeabb47656f4b64eb24

Download Submit
\Users\Admin\AppData\Local\Temp\460927657.exe
Filesize
14KB

MD5
2f4ab1a4a57649200550c0906d57bc28

SHA1
94bc52ed3921791630b2a001d9565b8f1bd3bd17

SHA256
baa6149b5b917ea3af1f7c77a65e26a34a191a31a9c79726bd60baf4656701fa

SHA512
ab1a59aa4c48f6c7fcf7950f4a68c3b89a56f266681a5aabd0df947af8340676e209d82ddd1997bfebd972b35ca235233b61231335aec4567f7b031e786ea7e8

Download Submit
memory/1736-130-0x000000013F0C0000-0x000000013F636000-memory.dmp

Filesize
5.5MB

Download
memory/2408-8-0x0000000002670000-0x0000000002671000-memory.dmp

Filesize
4KB

Download
memory/2408-9-0x0000000000400000-0x000000000047ADB0-memory.dmp

Filesize
491KB

Download
memory/2432-151-0x00000000000B0000-0x00000000000D0000-memory.dmp

Filesize
128KB

Download
memory/2432-163-0x0000000140000000-0x00000001407EF000-memory.dmp

Filesize
7.9MB

Download
memory/2432-162-0x0000000140000000-0x00000001407EF000-memory.dmp

Filesize
7.9MB

Download
memory/2432-161-0x0000000140000000-0x00000001407EF000-memory.dmp

Filesize
7.9MB

Download
memory/2432-158-0x0000000140000000-0x00000001407EF000-memory.dmp

Filesize
7.9MB

Download
memory/2432-157-0x0000000000100000-0x0000000000120000-memory.dmp

Filesize
128KB

Download
memory/2432-156-0x0000000140000000-0x00000001407EF000-memory.dmp

Filesize
7.9MB

Download
memory/2432-153-0x0000000140000000-0x00000001407EF000-memory.dmp

Filesize
7.9MB

Download
memory/2432-152-0x0000000000100000-0x0000000000120000-memory.dmp

Filesize
128KB

Download
memory/2536-120-0x000000001B180000-0x000000001B462000-memory.dmp

Filesize
2.9MB

Download
memory/2536-121-0x0000000002320000-0x0000000002328000-memory.dmp

Filesize
32KB

Download
memory/2536-122-0x000007FEF5BB0000-0x000007FEF654D000-memory.dmp

Filesize
9.6MB

Download
memory/2536-123-0x00000000024F0000-0x0000000002570000-memory.dmp

Filesize
512KB

Download
memory/2536-124-0x000007FEF5BB0000-0x000007FEF654D000-memory.dmp

Filesize
9.6MB

Download
memory/2536-125-0x00000000024F0000-0x0000000002570000-memory.dmp

Filesize
512KB

Download
memory/2536-126-0x00000000024F0000-0x0000000002570000-memory.dmp

Filesize
512KB

Download
memory/2536-127-0x000007FEF5BB0000-0x000007FEF654D000-memory.dmp

Filesize
9.6MB

Download
memory/2568-150-0x000000013F850000-0x000000013FDC6000-memory.dmp

Filesize
5.5MB

Download
memory/2996-146-0x0000000002570000-0x00000000025F0000-memory.dmp

Filesize
512KB

Download
memory/2996-139-0x000000001B1B0000-0x000000001B492000-memory.dmp

Filesize
2.9MB

Download
memory/2996-141-0x000007FEF5210000-0x000007FEF5BAD000-memory.dmp

Filesize
9.6MB

Download
memory/2996-140-0x0000000001FE0000-0x0000000001FE8000-memory.dmp

Filesize
32KB

Download
memory/2996-147-0x000007FEF5210000-0x000007FEF5BAD000-memory.dmp

Filesize
9.6MB

Download
memory/2996-142-0x0000000002570000-0x00000000025F0000-memory.dmp

Filesize
512KB

Download
memory/2996-145-0x0000000002570000-0x00000000025F0000-memory.dmp

Filesize
512KB

Download
memory/2996-144-0x0000000002570000-0x00000000025F0000-memory.dmp

Filesize
512KB

Download
memory/2996-143-0x000007FEF5210000-0x000007FEF5BAD000-memory.dmp

Filesize
9.6MB

Download