phorphiex | 00475e1ce0883ac76f08f6f2387496c8298902a34fa0631f3f45f38c48e3713b

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17-04-2024 12:41

240417-pwvknsfd74 10

17-04-2024 12:41

17-04-2024 12:41

17-04-2024 12:40

17-04-2024 12:40

16-04-2024 13:48

Analysis

max time kernel
299s
max time network
302s
platform
windows10-1703_x64
resource
win10-20240404-en
resource tags

arch:x64arch:x86image:win10-20240404-enlocale:en-usos:windows10-1703-x64system
submitted
17-04-2024 12:40

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General

Target

00475e1ce0883ac76f08f6f2387496c8298902a34fa0631f3f45f38c48e3713b.exe
Size

100KB
MD5

1fe26231c66ad0b21e804a897e07f6ee
SHA1

7e5cc26fbf11c4e65291617722145be1e6872aed
SHA256

00475e1ce0883ac76f08f6f2387496c8298902a34fa0631f3f45f38c48e3713b
SHA512

35aa41be52995c97c25fe29efe6d9cad526368910bfbe99cf73a94917e7f65a2982f041f126a7f4433ab04770cd7bf8d45924d77aa99ac36e43adae30a9056a0
SSDEEP

3072:UlmICQuNwVOv/8I6WruEPJZDUXA2M1CUci6sUJW51TrFS83FoO:WmICRmgMtWruEhZDCA2M1CUci6sUJW5n

Score

10^/10

phorphiex evasion loader persistence trojan worm

Malware Config

Extracted

Family

phorphiex

http://185.215.113.66/

Wallets

0xAa3ea4838e8E3F6a1922c6B67E3cD6efD1ff175b

THRUoPK7oYqF7YyKZJvPYwTH35JsPZVPto

1Hw9tx4KyTq4oRoLVhPb4hjDJcLhEa4Tn6

qr89hag2967ef604ud3lw4pq8hmn69n46czwdnx3ut

XtxFdsKkRN3oVDXtN2ipcHeNi87basT2sL

LXMNcn9D8FQKzGNLjdSyR9dEM8Rsh9NzyX

rwn7tb5KQjXEjH42GgdHWHec5PPhVgqhSH

ARML6g7zynrwUHJbFJCCzMPiysUFXYBGgQ

48jYpFT6bT8MTeph7VsyzCQeDsGHqdQNc2kUkRFJPzfRHHjarBvBtudPUtParMkDzZbYBrd3yntWBQcsnVBNeeMbN9EXifg

3PL7YCa4akNYzuScqQwiSbtTP9q9E9PLreC

3FerB8kUraAVGCVCNkgv57zTBjUGjAUkU3

D9AJWrbYsidS9rAU146ifLRu1fzX9oQYSH

t1gvVWHnjbGTsoWXEyoTFojc2GqEzBgvbEn

bnb1cgttf7t5hu7ud3c436ufhcmy59qnkd09adqczd

bc1q0fusmmgycnhsd5cadsuz2hk8d4maausjfjypqg

bitcoincash:qr89hag2967ef604ud3lw4pq8hmn69n46czwdnx3ut

GAUCC7ZBSU2KJMHXOZD6AP5LOBGKNDPCDNRYP2CO2ACR63YCSUBNT5QE

Signatures

Modifies security service 2 TTPs 1 IoCs
evasion

Modify Registry
T1112

Windows Service
T1543.003

Processes:

2813714685.exe

description ioc process

Set value (int) \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\wuauserv\Start = "4" 2813714685.exe
Phorphiex
Malware family which infects systems to distribute other malicious payloads such as ransomware, stealers and cryptominers.
worm trojan loader phorphiex

description	ioc	process
Set value (int)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\wuauserv\Start = "4"	2813714685.exe

Phorphiex payload 1 IoCs

Processes:

resource	yara_rule
C:\22542289216399\lsass.exe	family_phorphiex

Suspicious use of NtCreateUserProcessOtherParentProcess 2 IoCs

Processes:

2766921653.exe

description pid process target process

PID 348 created 3424 348 2766921653.exe Explorer.EXE
PID 348 created 3424 348 2766921653.exe Explorer.EXE

description	pid	process	target process
PID 348 created 3424	348	2766921653.exe	Explorer.EXE
PID 348 created 3424	348	2766921653.exe	Explorer.EXE

Windows security bypass 2 TTPs 24 IoCs

evasion trojan

Disable or Modify Tools

T1562.001

Modify Registry

T1112

Processes:

2813714685.exe129187379.exelsass.exesylsplvc.exe

description	ioc	process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\FirewallDisableNotify = "1"	2813714685.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\UpdatesOverride = "1"	2813714685.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1"	129187379.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\FirewallDisableNotify = "1"	129187379.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1"	lsass.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\FirewallOverride = "1"	lsass.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\UpdatesOverride = "1"	lsass.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\FirewallOverride = "1"	sylsplvc.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1"	sylsplvc.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusOverride = "1"	2813714685.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1"	2813714685.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusOverride = "1"	129187379.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1"	129187379.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\UpdatesOverride = "1"	129187379.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusOverride = "1"	lsass.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\FirewallDisableNotify = "1"	lsass.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\FirewallDisableNotify = "1"	sylsplvc.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusOverride = "1"	sylsplvc.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1"	sylsplvc.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1"	lsass.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\UpdatesOverride = "1"	sylsplvc.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\FirewallOverride = "1"	2813714685.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1"	2813714685.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\FirewallOverride = "1"	129187379.exe

Downloads MZ/PE file

Executes dropped EXE 13 IoCs

Processes:

lsass.exe3945427223.exesylsplvc.exe2813714685.exe129187379.exe2883422227.exe1614412622.exe2427912674.exe1088117206.exe3245113315.exe1653431542.exe2766921653.exewupgrdsv.exe

pid	process
196	lsass.exe
1612	3945427223.exe
4512	sylsplvc.exe
2968	2813714685.exe
2024	129187379.exe
4164	2883422227.exe
644	1614412622.exe
3748	2427912674.exe
4416	1088117206.exe
4652	3245113315.exe
3044	1653431542.exe
348	2766921653.exe
1460	wupgrdsv.exe

Windows security modification 2 TTPs 28 IoCs

evasion trojan

Disable or Modify Tools

T1562.001

Modify Registry

T1112

Processes:

lsass.exe2813714685.exe129187379.exesylsplvc.exe

description	ioc	process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1"	lsass.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\FirewallDisableNotify = "1"	lsass.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\FirewallOverride = "1"	2813714685.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\UpdatesOverride = "1"	129187379.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiSpywareOverride = "1"	lsass.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\UpdatesOverride = "1"	lsass.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1"	sylsplvc.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1"	2813714685.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\UpdatesOverride = "1"	sylsplvc.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiSpywareOverride = "1"	2813714685.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\UpdatesOverride = "1"	2813714685.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiSpywareOverride = "1"	129187379.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1"	lsass.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1"	sylsplvc.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1"	2813714685.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\FirewallDisableNotify = "1"	129187379.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\FirewallOverride = "1"	129187379.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\FirewallOverride = "1"	sylsplvc.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\FirewallDisableNotify = "1"	sylsplvc.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusOverride = "1"	sylsplvc.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusOverride = "1"	2813714685.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\FirewallDisableNotify = "1"	2813714685.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1"	129187379.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1"	129187379.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusOverride = "1"	lsass.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\FirewallOverride = "1"	lsass.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiSpywareOverride = "1"	sylsplvc.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusOverride = "1"	129187379.exe

Adds Run key to start application 2 TTPs 7 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

129187379.exe00475e1ce0883ac76f08f6f2387496c8298902a34fa0631f3f45f38c48e3713b.exe3945427223.exe2813714685.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-160447019-1232603106-4168707212-1000\Software\Microsoft\Windows\CurrentVersion\Run\Windows Service = "C:\\Users\\Admin\\winakrosvsa.exe"	129187379.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Host Process for Windows Services = "C:\\22542289216399\\lsass.exe"	00475e1ce0883ac76f08f6f2387496c8298902a34fa0631f3f45f38c48e3713b.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-160447019-1232603106-4168707212-1000\Software\Microsoft\Windows\CurrentVersion\Run\Host Process for Windows Services = "C:\\22542289216399\\lsass.exe"	00475e1ce0883ac76f08f6f2387496c8298902a34fa0631f3f45f38c48e3713b.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Windows Settings = "C:\\Windows\\sylsplvc.exe"	3945427223.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Windows Settings = "C:\\Windows\\sysvpplvcr.exe"	2813714685.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-160447019-1232603106-4168707212-1000\Software\Microsoft\Windows\CurrentVersion\Run\Windows Settings = "C:\\Users\\Admin\\sysvpplvcr.exe"	2813714685.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Windows Service = "C:\\Windows\\winakrosvsa.exe"	129187379.exe

Drops file in Windows directory 6 IoCs

Processes:

3945427223.exe2813714685.exe129187379.exe

description	ioc	process
File created	C:\Windows\sylsplvc.exe	3945427223.exe
File opened for modification	C:\Windows\sylsplvc.exe	3945427223.exe
File created	C:\Windows\sysvpplvcr.exe	2813714685.exe
File opened for modification	C:\Windows\sysvpplvcr.exe	2813714685.exe
File created	C:\Windows\winakrosvsa.exe	129187379.exe
File opened for modification	C:\Windows\winakrosvsa.exe	129187379.exe

Suspicious behavior: EnumeratesProcesses 7 IoCs

Processes:

2766921653.exepowershell.exe

pid process

348 2766921653.exe
348 2766921653.exe
1052 powershell.exe
1052 powershell.exe
1052 powershell.exe
348 2766921653.exe
348 2766921653.exe
Suspicious behavior: SetClipboardViewer 1 IoCs

Processes:

2813714685.exe

pid process

2968 2813714685.exe

pid	process
348	2766921653.exe
348	2766921653.exe
1052	powershell.exe
1052	powershell.exe
1052	powershell.exe
348	2766921653.exe
348	2766921653.exe

pid	process
2968	2813714685.exe

Suspicious use of AdjustPrivilegeToken 64 IoCs

Processes:

powershell.exe

description	pid	process
Token: SeDebugPrivilege	1052	powershell.exe
Token: SeIncreaseQuotaPrivilege	1052	powershell.exe
Token: SeSecurityPrivilege	1052	powershell.exe
Token: SeTakeOwnershipPrivilege	1052	powershell.exe
Token: SeLoadDriverPrivilege	1052	powershell.exe
Token: SeSystemProfilePrivilege	1052	powershell.exe
Token: SeSystemtimePrivilege	1052	powershell.exe
Token: SeProfSingleProcessPrivilege	1052	powershell.exe
Token: SeIncBasePriorityPrivilege	1052	powershell.exe
Token: SeCreatePagefilePrivilege	1052	powershell.exe
Token: SeBackupPrivilege	1052	powershell.exe
Token: SeRestorePrivilege	1052	powershell.exe
Token: SeShutdownPrivilege	1052	powershell.exe
Token: SeDebugPrivilege	1052	powershell.exe
Token: SeSystemEnvironmentPrivilege	1052	powershell.exe
Token: SeRemoteShutdownPrivilege	1052	powershell.exe
Token: SeUndockPrivilege	1052	powershell.exe
Token: SeManageVolumePrivilege	1052	powershell.exe
Token: 33	1052	powershell.exe
Token: 34	1052	powershell.exe
Token: 35	1052	powershell.exe
Token: 36	1052	powershell.exe
Token: SeIncreaseQuotaPrivilege	1052	powershell.exe
Token: SeSecurityPrivilege	1052	powershell.exe
Token: SeTakeOwnershipPrivilege	1052	powershell.exe
Token: SeLoadDriverPrivilege	1052	powershell.exe
Token: SeSystemProfilePrivilege	1052	powershell.exe
Token: SeSystemtimePrivilege	1052	powershell.exe
Token: SeProfSingleProcessPrivilege	1052	powershell.exe
Token: SeIncBasePriorityPrivilege	1052	powershell.exe
Token: SeCreatePagefilePrivilege	1052	powershell.exe
Token: SeBackupPrivilege	1052	powershell.exe
Token: SeRestorePrivilege	1052	powershell.exe
Token: SeShutdownPrivilege	1052	powershell.exe
Token: SeDebugPrivilege	1052	powershell.exe
Token: SeSystemEnvironmentPrivilege	1052	powershell.exe
Token: SeRemoteShutdownPrivilege	1052	powershell.exe
Token: SeUndockPrivilege	1052	powershell.exe
Token: SeManageVolumePrivilege	1052	powershell.exe
Token: 33	1052	powershell.exe
Token: 34	1052	powershell.exe
Token: 35	1052	powershell.exe
Token: 36	1052	powershell.exe
Token: SeIncreaseQuotaPrivilege	1052	powershell.exe
Token: SeSecurityPrivilege	1052	powershell.exe
Token: SeTakeOwnershipPrivilege	1052	powershell.exe
Token: SeLoadDriverPrivilege	1052	powershell.exe
Token: SeSystemProfilePrivilege	1052	powershell.exe
Token: SeSystemtimePrivilege	1052	powershell.exe
Token: SeProfSingleProcessPrivilege	1052	powershell.exe
Token: SeIncBasePriorityPrivilege	1052	powershell.exe
Token: SeCreatePagefilePrivilege	1052	powershell.exe
Token: SeBackupPrivilege	1052	powershell.exe
Token: SeRestorePrivilege	1052	powershell.exe
Token: SeShutdownPrivilege	1052	powershell.exe
Token: SeDebugPrivilege	1052	powershell.exe
Token: SeSystemEnvironmentPrivilege	1052	powershell.exe
Token: SeRemoteShutdownPrivilege	1052	powershell.exe
Token: SeUndockPrivilege	1052	powershell.exe
Token: SeManageVolumePrivilege	1052	powershell.exe
Token: 33	1052	powershell.exe
Token: 34	1052	powershell.exe
Token: 35	1052	powershell.exe
Token: 36	1052	powershell.exe

Suspicious use of WriteProcessMemory 35 IoCs

Processes:

00475e1ce0883ac76f08f6f2387496c8298902a34fa0631f3f45f38c48e3713b.exelsass.exe3945427223.exesylsplvc.exe2813714685.exe1653431542.exe

description	pid	process	target process
PID 3460 wrote to memory of 196	3460	00475e1ce0883ac76f08f6f2387496c8298902a34fa0631f3f45f38c48e3713b.exe	lsass.exe
PID 3460 wrote to memory of 196	3460	00475e1ce0883ac76f08f6f2387496c8298902a34fa0631f3f45f38c48e3713b.exe	lsass.exe
PID 3460 wrote to memory of 196	3460	00475e1ce0883ac76f08f6f2387496c8298902a34fa0631f3f45f38c48e3713b.exe	lsass.exe
PID 196 wrote to memory of 1612	196	lsass.exe	3945427223.exe
PID 196 wrote to memory of 1612	196	lsass.exe	3945427223.exe
PID 196 wrote to memory of 1612	196	lsass.exe	3945427223.exe
PID 1612 wrote to memory of 4512	1612	3945427223.exe	sylsplvc.exe
PID 1612 wrote to memory of 4512	1612	3945427223.exe	sylsplvc.exe
PID 1612 wrote to memory of 4512	1612	3945427223.exe	sylsplvc.exe
PID 4512 wrote to memory of 2968	4512	sylsplvc.exe	2813714685.exe
PID 4512 wrote to memory of 2968	4512	sylsplvc.exe	2813714685.exe
PID 4512 wrote to memory of 2968	4512	sylsplvc.exe	2813714685.exe
PID 4512 wrote to memory of 2024	4512	sylsplvc.exe	129187379.exe
PID 4512 wrote to memory of 2024	4512	sylsplvc.exe	129187379.exe
PID 4512 wrote to memory of 2024	4512	sylsplvc.exe	129187379.exe
PID 2968 wrote to memory of 4164	2968	2813714685.exe	2883422227.exe
PID 2968 wrote to memory of 4164	2968	2813714685.exe	2883422227.exe
PID 2968 wrote to memory of 4164	2968	2813714685.exe	2883422227.exe
PID 2968 wrote to memory of 644	2968	2813714685.exe	1614412622.exe
PID 2968 wrote to memory of 644	2968	2813714685.exe	1614412622.exe
PID 2968 wrote to memory of 644	2968	2813714685.exe	1614412622.exe
PID 4512 wrote to memory of 3748	4512	sylsplvc.exe	2427912674.exe
PID 4512 wrote to memory of 3748	4512	sylsplvc.exe	2427912674.exe
PID 4512 wrote to memory of 3748	4512	sylsplvc.exe	2427912674.exe
PID 2968 wrote to memory of 4416	2968	2813714685.exe	1088117206.exe
PID 2968 wrote to memory of 4416	2968	2813714685.exe	1088117206.exe
PID 2968 wrote to memory of 4416	2968	2813714685.exe	1088117206.exe
PID 196 wrote to memory of 4652	196	lsass.exe	3245113315.exe
PID 196 wrote to memory of 4652	196	lsass.exe	3245113315.exe
PID 196 wrote to memory of 4652	196	lsass.exe	3245113315.exe
PID 2968 wrote to memory of 3044	2968	2813714685.exe	1653431542.exe
PID 2968 wrote to memory of 3044	2968	2813714685.exe	1653431542.exe
PID 2968 wrote to memory of 3044	2968	2813714685.exe	1653431542.exe
PID 3044 wrote to memory of 348	3044	1653431542.exe	2766921653.exe
PID 3044 wrote to memory of 348	3044	1653431542.exe	2766921653.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:3424

C:\Users\Admin\AppData\Local\Temp\00475e1ce0883ac76f08f6f2387496c8298902a34fa0631f3f45f38c48e3713b.exe
"C:\Users\Admin\AppData\Local\Temp\00475e1ce0883ac76f08f6f2387496c8298902a34fa0631f3f45f38c48e3713b.exe"
2⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:3460

C:\22542289216399\lsass.exe
C:\22542289216399\lsass.exe
3⤵
- Windows security bypass
- Executes dropped EXE
- Windows security modification
- Suspicious use of WriteProcessMemory
PID:196

C:\Users\Admin\AppData\Local\Temp\3945427223.exe
C:\Users\Admin\AppData\Local\Temp\3945427223.exe
4⤵
- Executes dropped EXE
- Adds Run key to start application
- Drops file in Windows directory
- Suspicious use of WriteProcessMemory
PID:1612

C:\Windows\sylsplvc.exe
C:\Windows\sylsplvc.exe
5⤵
- Windows security bypass
- Executes dropped EXE
- Windows security modification
- Suspicious use of WriteProcessMemory
PID:4512

C:\Users\Admin\AppData\Local\Temp\2813714685.exe
C:\Users\Admin\AppData\Local\Temp\2813714685.exe
6⤵
- Modifies security service
- Windows security bypass
- Executes dropped EXE
- Windows security modification
- Adds Run key to start application
- Drops file in Windows directory
- Suspicious behavior: SetClipboardViewer
- Suspicious use of WriteProcessMemory
PID:2968

C:\Users\Admin\AppData\Local\Temp\2883422227.exe
C:\Users\Admin\AppData\Local\Temp\2883422227.exe
7⤵
- Executes dropped EXE
PID:4164

C:\Users\Admin\AppData\Local\Temp\1614412622.exe
C:\Users\Admin\AppData\Local\Temp\1614412622.exe
7⤵
- Executes dropped EXE
PID:644

C:\Users\Admin\AppData\Local\Temp\1088117206.exe
C:\Users\Admin\AppData\Local\Temp\1088117206.exe
7⤵
- Executes dropped EXE
PID:4416

C:\Users\Admin\AppData\Local\Temp\1653431542.exe
C:\Users\Admin\AppData\Local\Temp\1653431542.exe
7⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:3044

C:\Users\Admin\AppData\Local\Temp\2766921653.exe
C:\Users\Admin\AppData\Local\Temp\2766921653.exe
8⤵
- Suspicious use of NtCreateUserProcessOtherParentProcess
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
PID:348

C:\Users\Admin\AppData\Local\Temp\129187379.exe
C:\Users\Admin\AppData\Local\Temp\129187379.exe
6⤵
- Windows security bypass
- Executes dropped EXE
- Windows security modification
- Adds Run key to start application
- Drops file in Windows directory
PID:2024

C:\Users\Admin\AppData\Local\Temp\2427912674.exe
C:\Users\Admin\AppData\Local\Temp\2427912674.exe
6⤵
- Executes dropped EXE
PID:3748

C:\Users\Admin\AppData\Local\Temp\3245113315.exe
C:\Users\Admin\AppData\Local\Temp\3245113315.exe
4⤵
- Executes dropped EXE
PID:4652

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⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1052

C:\Windows\System32\schtasks.exe
C:\Windows\System32\schtasks.exe /run /tn "Windows Upgrade Manager"
2⤵
PID:4772

C:\Users\Admin\Windows Upgrade\wupgrdsv.exe
"C:\Users\Admin\Windows Upgrade\wupgrdsv.exe"
1⤵
- Executes dropped EXE
PID:1460

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

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

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\22542289216399\lsass.exe
Filesize
100KB

MD5
1fe26231c66ad0b21e804a897e07f6ee

SHA1
7e5cc26fbf11c4e65291617722145be1e6872aed

SHA256
00475e1ce0883ac76f08f6f2387496c8298902a34fa0631f3f45f38c48e3713b

SHA512
35aa41be52995c97c25fe29efe6d9cad526368910bfbe99cf73a94917e7f65a2982f041f126a7f4433ab04770cd7bf8d45924d77aa99ac36e43adae30a9056a0

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\BLQDLNEB\1[1]
Filesize
81KB

MD5
01e5faba64d8e9a9c187831fdc819f4c

SHA1
350a1a2bf237e64f43716262f99c632f5e01ba62

SHA256
7f4f76bd8fa91a71ce7999f9bbd0f7a63ca82d4e96b4d99cfad98edde1d85450

SHA512
f4bc09ab9e4579b82707d6420e3b9df9ec4fd77e11ce5eb8304b45e3b5c9403c01de4e50f3c7f03f00f3ebc921646794638dccfded199bfe5f3fd727f3e57782

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\BLQDLNEB\5[1]
Filesize
8KB

MD5
145fc3dbf778aa2ba80af3d74eabfad6

SHA1
13dfeadb4b38c461f8b9d25853c0cae5d9a65f7c

SHA256
5ab3bcaff0514c89388ea4958197ab0ff5bcc5999e1b95d830bc72da94bd4200

SHA512
9bd7d50d489c4fc57ee1a0d3ad3cd2d29ca20f8ad1e46668a36d7ecced42db03a6980b039a2aeb7a1e1761aef89d994d73a497043ba744678290a8a9772a6306

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\XCFODRP5\2[1]
Filesize
14KB

MD5
fce292c79288067dc17919ed588c161c

SHA1
bb44fa2c95af5bbd11e49264a40c16d6f343fa21

SHA256
4ef8146d85d60c2867bdbe44304b5ba00cceb208f4c10c9f91183308e1da3828

SHA512
73dac29753044a720fc43b4ee19d320e06855167cdf0ebf329207aa16faa13fd6d2937bd87b54e544dd8d4c3da634773abd73769d3915154099ff01e6e03033e

Download Submit
C:\Users\Admin\AppData\Local\Temp\129187379.exe
Filesize
14KB

MD5
2f4ab1a4a57649200550c0906d57bc28

SHA1
94bc52ed3921791630b2a001d9565b8f1bd3bd17

SHA256
baa6149b5b917ea3af1f7c77a65e26a34a191a31a9c79726bd60baf4656701fa

SHA512
ab1a59aa4c48f6c7fcf7950f4a68c3b89a56f266681a5aabd0df947af8340676e209d82ddd1997bfebd972b35ca235233b61231335aec4567f7b031e786ea7e8

Download Submit
C:\Users\Admin\AppData\Local\Temp\1653431542.exe
Filesize
6KB

MD5
0d539e8277f20391a31babff8714fdb0

SHA1
a4e63870aa5fd258dde4f02be70732c27f556fa9

SHA256
669035f4f05fe6ffc7722987c41f802f3a11298cb3a154b00c4e76df2ae5fe32

SHA512
700ff1733a064ddda80c0ac4702e50a8c0ddd97f154ff894f89d16603c02076a13e1a93ca51224579898cdf69e560a69dff60d4f5e26a479e74a3e3350f822ff

Download Submit
C:\Users\Admin\AppData\Local\Temp\2427912674.exe
Filesize
8KB

MD5
c34a248f132e739652407b0aa8c978cd

SHA1
f7f05357fd6ab2d1a11e3427ee46626bb6ad94ee

SHA256
4c9c53256ff65c9930c38b193537ad510930c25052231c7eef3715057b79e578

SHA512
f7999e8b903fbc2e715d6d7e7bb0bc421cef79dbd61f6d94f18fa63c99a420d2a70d4b23fa0b8ec05d073c954aec718be588ada718bb0f5aacd618ad815f2703

Download Submit
C:\Users\Admin\AppData\Local\Temp\2766921653.exe
Filesize
5.4MB

MD5
41ab08c1955fce44bfd0c76a64d1945a

SHA1
2b9cb05f4de5d98c541d15175d7f0199cbdd0eea

SHA256
dd12cb27b3867341bf6ca48715756500d3ec56c19b21bb1c1290806aa74cb493

SHA512
38834ae703a8541b4fec9a1db94cfe296ead58649bb1d4873b517df14d0c6a9d25e49ff04c2bf6bb0188845116a4e894aae930d849f9be8c98d2ce51da1ef116

Download Submit
C:\Users\Admin\AppData\Local\Temp\2813714685.exe
Filesize
81KB

MD5
f4713c8ac5fc1e4919156157e7bece19

SHA1
7bd9e35b1d1210183bbb4fe1995895cbc1692c62

SHA256
2be2206e079516c8cfa50bbc86f8a431898aa90dd73f7cfc6af1d21573247c4b

SHA512
ecff8f3af212f444b5f44fd3bfd922556a49b9156fd7a20e13ebc60b4abe08b9d193a49556d4a8e776ef8083db77ab9667ec537dd44f863719e83cb3899cb46f

Download Submit
C:\Users\Admin\AppData\Local\Temp\3245113315.exe
Filesize
79KB

MD5
ca57b9f2c47ab7d459f6c88d550e3e32

SHA1
a179d0c011a06f02aa0b24fa9ceaea10429da078

SHA256
937faa2f94fd8bf084196a0b354bb2dc364e557b70d682f183caf8cb0fdbd77b

SHA512
7950798db7601b96a585fd4e7a8f471944e7d09fa3a1cbc4ae256eb6d4817850ab3454d83a06b7c8449f6cd190b8206b6497a8570a2f010456c14e48651331df

Download Submit
C:\Users\Admin\AppData\Local\Temp\3945427223.exe
Filesize
79KB

MD5
1e8a2ed2e3f35620fb6b8c2a782a57f3

SHA1
e924ce6d147ecc8b30b7c7cad02e5c9ae09a743a

SHA256
3f16f4550826076b2c8cd7b392ee649aeb06740328658a2d30c3d2002c6b7879

SHA512
ce4dc7fdd7f81a7a127d650f9175292b287b4803d815d74b64a4e5125cff66224d75e7ecade1d9c0e42f870bdb49a78e9613b1a49675ab5bc098611b99b49ade

Download Submit
C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_u4zbx5ce.1q2.ps1
Filesize
1B

MD5
c4ca4238a0b923820dcc509a6f75849b

SHA1
356a192b7913b04c54574d18c28d46e6395428ab

SHA256
6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b

SHA512
4dff4ea340f0a823f15d3f4f01ab62eae0e5da579ccb851f8db9dfe84c58b2b37b89903a740e1ee172da793a6e79d560e5f7f9bd058a12a280433ed6fa46510a

Download Submit
memory/348-147-0x00007FF635D10000-0x00007FF636286000-memory.dmp

Filesize
5.5MB

Download
memory/1052-106-0x000001F15B770000-0x000001F15B780000-memory.dmp

Filesize
64KB

Download
memory/1052-104-0x000001F15B770000-0x000001F15B780000-memory.dmp

Filesize
64KB

Download
memory/1052-107-0x000001F15B780000-0x000001F15B7F6000-memory.dmp

Filesize
472KB

Download
memory/1052-102-0x00007FFA2E870000-0x00007FFA2F25C000-memory.dmp

Filesize
9.9MB

Download
memory/1052-120-0x000001F15B770000-0x000001F15B780000-memory.dmp

Filesize
64KB

Download
memory/1052-140-0x000001F15B770000-0x000001F15B780000-memory.dmp

Filesize
64KB

Download
memory/1052-144-0x00007FFA2E870000-0x00007FFA2F25C000-memory.dmp

Filesize
9.9MB

Download
memory/1052-101-0x000001F143210000-0x000001F143232000-memory.dmp

Filesize
136KB

Download