phorphiex | e172537adcee1fcdc8f16c23e43a5ac82c56a0347fa0197c08be979438a534ab

General

Target

pei.exe
Size

9KB
MD5

62b97cf4c0abafeda36e3fc101a5a022
SHA1

328fae9acff3f17df6e9dc8d6ef1cec679d4eb2b
SHA256

e172537adcee1fcdc8f16c23e43a5ac82c56a0347fa0197c08be979438a534ab
SHA512

32bd7062aabd25205471cec8d292b820fc2fd2479da6fb723332887fc47036570bb2d25829acb7c883ccaaab272828c8effbc78f02a3deeabb47656f4b64eb24
SSDEEP

96:zM2BLwN8GXhc1I+a8gnYFdj9DSYp+BYA8v7cVO15uJxGE9YUBz2qh3C7tCE4ecp:AIwNfC1TUYv9p+OF8JxTmUBzthcqp

Score

10^/10

phorphiex evasion loader persistence trojan worm

Malware Config

Extracted

Family

phorphiex

C2

http://185.215.113.66/

http://5.42.96.117/

http://91.202.233.141/

Wallets

0xCa90599132C4D88907Bd8E046540284aa468a035

TRuGGXNDM1cavQ1AqMQHG8yfxP4QWVSMN6

qph44jx8r9k5xeq5cuf958krv3ewrnp5vc6hhdjd3r

XryzFMFVpDUvU7famUGf214EXD3xNUSmQf

LLeT2zkStY3cvxMBFhoWXkG5VuZPoezduv

rwc4LVd9ABpULQ1CuCpDkgX2xVB1fUijyb

48jYpFT6bT8MTeph7VsyzCQeDsGHqdQNc2kUkRFJPzfRHHjarBvBtudPUtParMkDzZbYBrd3yntWBQcsnVBNeeMbN9EXifg

15TssKwtjMtwy4vDLcLsQUZUD2B9f7eDjw85sBNVC5LRPPnC

17hgMFyLDwMjxWqw5GhijhnPdJDyFDqecY

ltc1qt0n3f0t7vz9k0mvcswk477shrxwjhf9sj5ykrp

3PMiLynrGVZ8oEqvoqC4hXD67B1WoALR4pc

3FerB8kUraAVGCVCNkgv57zTBjUGjAUkU3

DLUzwvyxN1RrwjByUPPzVMdfxNRPGVRMMA

t1J6GCPCiHW1eRdjJgDDu6b1vSVmL5U7Twh

stars125f3mw4xd9htpsq4zj5w5ezm5gags37yxxh6mj

bnb1epx67ne4vckqmaj4gwke8m322f4yjr6eh52wqw

bc1qmpkehfffkr6phuklsksnd7nhgx0369sxu772m3

bitcoincash:qph44jx8r9k5xeq5cuf958krv3ewrnp5vc6hhdjd3r

GBQJMXYXPRIWFMXIFJR35ZB7LRKMB4PHCIUAUFR3TKUL6RDBZVLZEUJ3

Attributes

mutex
plo7udsa2s
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 1 IoCs
evasion

Modify Registry
T1112

Windows Service
T1543.003

Processes:

syslmgrsvc.exe

description ioc process

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

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

Phorphiex payload 1 IoCs

Processes:

resource	yara_rule
C:\Users\Admin\AppData\Local\Temp\1801818101.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

Windows security bypass 2 TTPs 6 IoCs

evasion trojan

Disable or Modify Tools

T1562.001

Modify Registry

T1112

Processes:

syslmgrsvc.exe

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

Downloads MZ/PE file
Executes dropped EXE 3 IoCs

Processes:

1801818101.exesyslmgrsvc.exe1095728041.exe

pid process

4756 1801818101.exe
3180 syslmgrsvc.exe
2492 1095728041.exe

pid	process
4756	1801818101.exe
3180	syslmgrsvc.exe
2492	1095728041.exe

Windows security modification 2 TTPs 7 IoCs

evasion trojan

Disable or Modify Tools

T1562.001

Modify Registry

T1112

Processes:

syslmgrsvc.exe

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

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

1801818101.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Windows Settings = "C:\\Windows\\syslmgrsvc.exe"	1801818101.exe

Drops file in Windows directory 2 IoCs

Processes:

1801818101.exe

description ioc process

File created C:\Windows\syslmgrsvc.exe 1801818101.exe
File opened for modification C:\Windows\syslmgrsvc.exe 1801818101.exe

description	ioc	process
File created	C:\Windows\syslmgrsvc.exe	1801818101.exe
File opened for modification	C:\Windows\syslmgrsvc.exe	1801818101.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

pei.exe1801818101.exesyslmgrsvc.exe

description	pid	process	target process
PID 2060 wrote to memory of 4756	2060	pei.exe	1801818101.exe
PID 2060 wrote to memory of 4756	2060	pei.exe	1801818101.exe
PID 2060 wrote to memory of 4756	2060	pei.exe	1801818101.exe
PID 4756 wrote to memory of 3180	4756	1801818101.exe	syslmgrsvc.exe
PID 4756 wrote to memory of 3180	4756	1801818101.exe	syslmgrsvc.exe
PID 4756 wrote to memory of 3180	4756	1801818101.exe	syslmgrsvc.exe
PID 3180 wrote to memory of 2492	3180	syslmgrsvc.exe	1095728041.exe
PID 3180 wrote to memory of 2492	3180	syslmgrsvc.exe	1095728041.exe
PID 3180 wrote to memory of 2492	3180	syslmgrsvc.exe	1095728041.exe

C:\Users\Admin\AppData\Local\Temp\pei.exe
"C:\Users\Admin\AppData\Local\Temp\pei.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:2060

C:\Users\Admin\AppData\Local\Temp\1801818101.exe
C:\Users\Admin\AppData\Local\Temp\1801818101.exe
2⤵
- Executes dropped EXE
- Adds Run key to start application
- Drops file in Windows directory
- Suspicious use of WriteProcessMemory
PID:4756

C:\Windows\syslmgrsvc.exe
C:\Windows\syslmgrsvc.exe
3⤵
- Modifies security service
- Windows security bypass
- Executes dropped EXE
- Windows security modification
- Suspicious use of WriteProcessMemory
PID:3180

C:\Users\Admin\AppData\Local\Temp\1095728041.exe
C:\Users\Admin\AppData\Local\Temp\1095728041.exe
4⤵
- Executes dropped EXE
PID:2492

Network

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Create or Modify System Process

1

T1543

Windows Service

1

T1543.003

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Privilege Escalation

Create or Modify System Process

1

T1543

Windows Service

1

T1543.003

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Defense Evasion

Modify Registry

4

T1112

Impair Defenses

2

T1562

Disable or Modify Tools

2

T1562.001

Credential Access

Discovery

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

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Downloads

C:\Users\Admin\AppData\Local\Temp\1801818101.exe
Filesize
93KB

MD5
a318cc45e79498b93e40d5e5b9b76be4

SHA1
4ebc9969cc3c330741c377e22a5fb0cdb8ce5fd5

SHA256
4b4e596641d0dd9eece8a24556fd1246056cbc315a79675a7400927858bbd7c2

SHA512
3131d627837a3cafdf532173ccadd4beff933ee3d5e050366153434b1394c4d57056b4d273ddb826a1a0478caa83e1f6e095e83366102ae1d3705ab2d3ec0e2c

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Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v13

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Downloads