phorphiex | 7fff83cae8e0c8848bfdef443f51b5caea1474814c5d1691f0ccf0f3bcd7392a

General

Target

f4d7d721f68bc9a80aaf53bc184a3c58.exe
Size

35KB
MD5

f4d7d721f68bc9a80aaf53bc184a3c58
SHA1

9e8a43f4c8d4c84a96496c5805835cd383a664fb
SHA256

7fff83cae8e0c8848bfdef443f51b5caea1474814c5d1691f0ccf0f3bcd7392a
SHA512

30cf8a555438b35a829471a59f5d5a5e85d65c83f2982cb78b7e6a48e55ad19a082011fce392a3d52090f5b0c447ee415097fe11cec9b83cc59229bd55069833

Score

10^/10

phorphiex evasion loader persistence trojan worm

Malware Config

Signatures

Phorphiex Payload 3 IoCs

Processes:

resource	yara_rule
\17068261879048\svchost.exe	family_phorphiex
C:\17068261879048\svchost.exe	family_phorphiex
C:\17068261879048\svchost.exe	family_phorphiex

Phorphiex Worm
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
evasion trojan

Disabling Security Tools
T1089

Modify Registry
T1112
Executes dropped EXE 1 IoCs

Processes:

svchost.exe

pid process

928 svchost.exe
Loads dropped DLL 1 IoCs

Processes:

f4d7d721f68bc9a80aaf53bc184a3c58.exe

pid process

1204 f4d7d721f68bc9a80aaf53bc184a3c58.exe

pid	process
928	svchost.exe

pid	process
1204	f4d7d721f68bc9a80aaf53bc184a3c58.exe

Windows security modification 2 TTPs 7 IoCs

evasion trojan

Disabling Security Tools

T1089

Modify Registry

T1112

Processes:

svchost.exe

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

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

f4d7d721f68bc9a80aaf53bc184a3c58.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\Host Process for Windows Services = "C:\\17068261879048\\svchost.exe"	f4d7d721f68bc9a80aaf53bc184a3c58.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Windows\CurrentVersion\Run\Host Process for Windows Services = "C:\\17068261879048\\svchost.exe"	f4d7d721f68bc9a80aaf53bc184a3c58.exe

Suspicious use of WriteProcessMemory 4 IoCs

Processes:

f4d7d721f68bc9a80aaf53bc184a3c58.exe

description	pid	process	target process
PID 1204 wrote to memory of 928	1204	f4d7d721f68bc9a80aaf53bc184a3c58.exe	svchost.exe
PID 1204 wrote to memory of 928	1204	f4d7d721f68bc9a80aaf53bc184a3c58.exe	svchost.exe
PID 1204 wrote to memory of 928	1204	f4d7d721f68bc9a80aaf53bc184a3c58.exe	svchost.exe
PID 1204 wrote to memory of 928	1204	f4d7d721f68bc9a80aaf53bc184a3c58.exe	svchost.exe

C:\Users\Admin\AppData\Local\Temp\f4d7d721f68bc9a80aaf53bc184a3c58.exe
"C:\Users\Admin\AppData\Local\Temp\f4d7d721f68bc9a80aaf53bc184a3c58.exe"
1⤵
- Loads dropped DLL
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:1204

C:\17068261879048\svchost.exe
C:\17068261879048\svchost.exe
2⤵
- Executes dropped EXE
- Windows security modification
PID:928

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

1

T1060

Privilege Escalation

Defense Evasion

Disabling Security Tools

2

T1089

Modify Registry

3

T1112

Credential Access

Discovery

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

C:\17068261879048\svchost.exe
MD5
f4d7d721f68bc9a80aaf53bc184a3c58

SHA1
9e8a43f4c8d4c84a96496c5805835cd383a664fb

SHA256
7fff83cae8e0c8848bfdef443f51b5caea1474814c5d1691f0ccf0f3bcd7392a

SHA512
30cf8a555438b35a829471a59f5d5a5e85d65c83f2982cb78b7e6a48e55ad19a082011fce392a3d52090f5b0c447ee415097fe11cec9b83cc59229bd55069833

Download Submit
C:\17068261879048\svchost.exe
MD5
f4d7d721f68bc9a80aaf53bc184a3c58

SHA1
9e8a43f4c8d4c84a96496c5805835cd383a664fb

SHA256
7fff83cae8e0c8848bfdef443f51b5caea1474814c5d1691f0ccf0f3bcd7392a

SHA512
30cf8a555438b35a829471a59f5d5a5e85d65c83f2982cb78b7e6a48e55ad19a082011fce392a3d52090f5b0c447ee415097fe11cec9b83cc59229bd55069833

Download Submit
\17068261879048\svchost.exe
MD5
f4d7d721f68bc9a80aaf53bc184a3c58

SHA1
9e8a43f4c8d4c84a96496c5805835cd383a664fb

SHA256
7fff83cae8e0c8848bfdef443f51b5caea1474814c5d1691f0ccf0f3bcd7392a

SHA512
30cf8a555438b35a829471a59f5d5a5e85d65c83f2982cb78b7e6a48e55ad19a082011fce392a3d52090f5b0c447ee415097fe11cec9b83cc59229bd55069833

Download Submit
memory/928-4-0x0000000000000000-mapping.dmp

Download
memory/1468-2-0x000007FEF7510000-0x000007FEF778A000-memory.dmp

Filesize
2.5MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads