phorphiex | 9eaaadf3857e4a3e83f4f78d96ab185213b6528c8e470807f9d16035daadf33d

General

Target

file.exe
Size

83KB
MD5

06560b5e92d704395bc6dae58bc7e794
SHA1

fbd3e4ae28620197d1f02bfc24adaf4ddacd2372
SHA256

9eaaadf3857e4a3e83f4f78d96ab185213b6528c8e470807f9d16035daadf33d
SHA512

b55b49fc1bd526c47d88fcf8a20fcaed900bfb291f2e3e1186ec196a87127ed24df71385ae04fedcc802c362c4ebf38edfc182013febf4496ddeb66ce5195ee3
SSDEEP

1536:27zFjdFmav82WoPRgMRmtMJXlXXwfAbQaQG9MF7vRjoJrl:yRyO+oPKjoBAIcZF7vqrl

Score

10^/10

phorphiex discovery evasion execution loader persistence trojan worm

Malware Config

Extracted

Family

phorphiex

C2

http://185.215.113.66/

http://91.202.233.141/

Wallets

0xCa90599132C4D88907Bd8E046540284aa468a035

TRuGGXNDM1cavQ1AqMQHG8yfxP4QWVSMN6

qph44jx8r9k5xeq5cuf958krv3ewrnp5vc6hhdjd3r

XryzFMFVpDUvU7famUGf214EXD3xNUSmQf

rsXCXBf9SagxV8JfC12d8Bybk84oPdMNN9

AULzfBuUAPfCGAXoG5Vq14aP9s6fx3AH4Z

LTK4xdKPAgFHPLan8kriAD7eY4heyy73mB

MP8GEm8QpYgQYaMo8oM5NQhRBgDGiLZW5Q

4BB7ckkaPTyADc8trtuwDoZxywaR4eNL5cDJ3KBjq9GraN4mUFztf7mLS7WgT7Bh7uPqpjvA4ypVwXKCJ1vvLWWAFvSmDoD

15TssKwtjMtwy4vDLcLsQUZUD2B9f7eDjw85sBNVC5LRPPnC

1BzmrjmKPKSR2hH5BeJySfiVA676E8DYaK

ltc1qt0n3f0t7vz9k0mvcswk477shrxwjhf9sj5ykrp

3PMiLynrGVZ8oEqvoqC4hXD67B1WoALR4pc

3ESHude8zUHksQg1h6hHmzY79BS36L91Yn

DLUzwvyxN1RrwjByUPPzVMdfxNRPGVRMMA

t1J6GCPCiHW1eRdjJgDDu6b1vSVmL5U7Twh

stars125f3mw4xd9htpsq4zj5w5ezm5gags37yxxh6mj

bnb1msyt0djx4ecspfxg5en0ye465kg3kmv9utzml2

bc1ppypcmu3684n648gyj62gjp2rw0xy7w3vwfamatlg29ajp4z52desafa0sr

bc1qc9edl4hzl9jyt8twdad3zjeh2df2znq96tdezd

Attributes

mutex
mmn7nnm8na
user_agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/128.0.0.0 Safari/537.36

Signatures

Modifies security service 2 TTPs 1 IoCs
evasion

Modify Registry
T1112

Windows Service
T1543.003

Processes:

sysppvrdnvs.exe

description ioc process

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

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

Phorphiex payload 1 IoCs

Processes:

resource	yara_rule
C:\Windows\sysppvrdnvs.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:

sysppvrdnvs.exe

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

Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs
Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.
execution

PowerShell
T1059.001

Processes:

powershell.exe

pid process

2908 powershell.exe
Stops running service(s) 4 TTPs
evasion execution

Windows Service
T1543.003

Impair Defenses
T1562

Service Stop
T1489

Service Execution
T1569.002
Executes dropped EXE 3 IoCs

Processes:

sysppvrdnvs.exe2549322901.exe3128914178.exe

pid process

2904 sysppvrdnvs.exe
1680 2549322901.exe
2436 3128914178.exe
Loads dropped DLL 2 IoCs

Processes:

sysppvrdnvs.exe

pid process

2904 sysppvrdnvs.exe
2904 sysppvrdnvs.exe

pid	process
2908	powershell.exe

pid	process
2904	sysppvrdnvs.exe
1680	2549322901.exe
2436	3128914178.exe

pid	process
2904	sysppvrdnvs.exe
2904	sysppvrdnvs.exe

Windows security modification 2 TTPs 7 IoCs

evasion trojan

Disable or Modify Tools

T1562.001

Modify Registry

T1112

Processes:

sysppvrdnvs.exe

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

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

file.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\Windows Settings = "C:\\Windows\\sysppvrdnvs.exe"	file.exe

Drops file in Windows directory 2 IoCs

Processes:

file.exe

description ioc process

File opened for modification C:\Windows\sysppvrdnvs.exe file.exe
File created C:\Windows\sysppvrdnvs.exe file.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

2344 sc.exe
2256 sc.exe
2720 sc.exe
2060 sc.exe
2760 sc.exe
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

description	ioc	process
File opened for modification	C:\Windows\sysppvrdnvs.exe	file.exe
File created	C:\Windows\sysppvrdnvs.exe	file.exe

pid	process
2344	sc.exe
2256	sc.exe
2720	sc.exe
2060	sc.exe
2760	sc.exe

System Location Discovery: System Language Discovery 1 TTPs 10 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:

sc.exesc.exesysppvrdnvs.exepowershell.exesc.exesc.exesc.exefile.execmd.execmd.exe

description	ioc	process
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	sysppvrdnvs.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.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	file.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

powershell.exe2549322901.exe

pid process

2908 powershell.exe
1680 2549322901.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

powershell.exe2549322901.exe

description pid process

Token: SeDebugPrivilege 2908 powershell.exe
Token: SeDebugPrivilege 1680 2549322901.exe

pid	process
2908	powershell.exe
1680	2549322901.exe

description	pid	process
Token: SeDebugPrivilege	2908	powershell.exe
Token: SeDebugPrivilege	1680	2549322901.exe

Suspicious use of WriteProcessMemory 56 IoCs

Processes:

file.exesysppvrdnvs.execmd.execmd.exe2549322901.execmd.execmd.exe

description	pid	process	target process
PID 1836 wrote to memory of 2904	1836	file.exe	sysppvrdnvs.exe
PID 1836 wrote to memory of 2904	1836	file.exe	sysppvrdnvs.exe
PID 1836 wrote to memory of 2904	1836	file.exe	sysppvrdnvs.exe
PID 1836 wrote to memory of 2904	1836	file.exe	sysppvrdnvs.exe
PID 2904 wrote to memory of 1160	2904	sysppvrdnvs.exe	cmd.exe
PID 2904 wrote to memory of 1160	2904	sysppvrdnvs.exe	cmd.exe
PID 2904 wrote to memory of 1160	2904	sysppvrdnvs.exe	cmd.exe
PID 2904 wrote to memory of 1160	2904	sysppvrdnvs.exe	cmd.exe
PID 2904 wrote to memory of 308	2904	sysppvrdnvs.exe	cmd.exe
PID 2904 wrote to memory of 308	2904	sysppvrdnvs.exe	cmd.exe
PID 2904 wrote to memory of 308	2904	sysppvrdnvs.exe	cmd.exe
PID 2904 wrote to memory of 308	2904	sysppvrdnvs.exe	cmd.exe
PID 1160 wrote to memory of 2908	1160	cmd.exe	powershell.exe
PID 1160 wrote to memory of 2908	1160	cmd.exe	powershell.exe
PID 1160 wrote to memory of 2908	1160	cmd.exe	powershell.exe
PID 1160 wrote to memory of 2908	1160	cmd.exe	powershell.exe
PID 308 wrote to memory of 2344	308	cmd.exe	sc.exe
PID 308 wrote to memory of 2344	308	cmd.exe	sc.exe
PID 308 wrote to memory of 2344	308	cmd.exe	sc.exe
PID 308 wrote to memory of 2344	308	cmd.exe	sc.exe
PID 308 wrote to memory of 2256	308	cmd.exe	sc.exe
PID 308 wrote to memory of 2256	308	cmd.exe	sc.exe
PID 308 wrote to memory of 2256	308	cmd.exe	sc.exe
PID 308 wrote to memory of 2256	308	cmd.exe	sc.exe
PID 308 wrote to memory of 2720	308	cmd.exe	sc.exe
PID 308 wrote to memory of 2720	308	cmd.exe	sc.exe
PID 308 wrote to memory of 2720	308	cmd.exe	sc.exe
PID 308 wrote to memory of 2720	308	cmd.exe	sc.exe
PID 308 wrote to memory of 2060	308	cmd.exe	sc.exe
PID 308 wrote to memory of 2060	308	cmd.exe	sc.exe
PID 308 wrote to memory of 2060	308	cmd.exe	sc.exe
PID 308 wrote to memory of 2060	308	cmd.exe	sc.exe
PID 308 wrote to memory of 2760	308	cmd.exe	sc.exe
PID 308 wrote to memory of 2760	308	cmd.exe	sc.exe
PID 308 wrote to memory of 2760	308	cmd.exe	sc.exe
PID 308 wrote to memory of 2760	308	cmd.exe	sc.exe
PID 2904 wrote to memory of 1680	2904	sysppvrdnvs.exe	2549322901.exe
PID 2904 wrote to memory of 1680	2904	sysppvrdnvs.exe	2549322901.exe
PID 2904 wrote to memory of 1680	2904	sysppvrdnvs.exe	2549322901.exe
PID 2904 wrote to memory of 1680	2904	sysppvrdnvs.exe	2549322901.exe
PID 1680 wrote to memory of 988	1680	2549322901.exe	cmd.exe
PID 1680 wrote to memory of 988	1680	2549322901.exe	cmd.exe
PID 1680 wrote to memory of 988	1680	2549322901.exe	cmd.exe
PID 1680 wrote to memory of 3040	1680	2549322901.exe	cmd.exe
PID 1680 wrote to memory of 3040	1680	2549322901.exe	cmd.exe
PID 1680 wrote to memory of 3040	1680	2549322901.exe	cmd.exe
PID 3040 wrote to memory of 1736	3040	cmd.exe	schtasks.exe
PID 3040 wrote to memory of 1736	3040	cmd.exe	schtasks.exe
PID 3040 wrote to memory of 1736	3040	cmd.exe	schtasks.exe
PID 988 wrote to memory of 1776	988	cmd.exe	reg.exe
PID 988 wrote to memory of 1776	988	cmd.exe	reg.exe
PID 988 wrote to memory of 1776	988	cmd.exe	reg.exe
PID 2904 wrote to memory of 2436	2904	sysppvrdnvs.exe	3128914178.exe
PID 2904 wrote to memory of 2436	2904	sysppvrdnvs.exe	3128914178.exe
PID 2904 wrote to memory of 2436	2904	sysppvrdnvs.exe	3128914178.exe
PID 2904 wrote to memory of 2436	2904	sysppvrdnvs.exe	3128914178.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:\Users\Admin\AppData\Local\Temp\file.exe
"C:\Users\Admin\AppData\Local\Temp\file.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1836

C:\Windows\sysppvrdnvs.exe
C:\Windows\sysppvrdnvs.exe
2⤵
- Modifies security service
- Windows security bypass
- Executes dropped EXE
- Loads dropped DLL
- Windows security modification
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2904

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"
3⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1160

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"
4⤵
- Command and Scripting Interpreter: PowerShell
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2908

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 /wait
3⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:308

C:\Windows\SysWOW64\sc.exe
sc stop UsoSvc
4⤵
- Launches sc.exe
- System Location Discovery: System Language Discovery
PID:2344

C:\Windows\SysWOW64\sc.exe
sc stop WaaSMedicSvc
4⤵
- Launches sc.exe
- System Location Discovery: System Language Discovery
PID:2256

C:\Windows\SysWOW64\sc.exe
sc stop wuauserv
4⤵
- Launches sc.exe
- System Location Discovery: System Language Discovery
PID:2720

C:\Windows\SysWOW64\sc.exe
sc stop DoSvc
4⤵
- Launches sc.exe
- System Location Discovery: System Language Discovery
PID:2060

C:\Windows\SysWOW64\sc.exe
sc stop BITS /wait
4⤵
- Launches sc.exe
- System Location Discovery: System Language Discovery
PID:2760

C:\Users\Admin\AppData\Local\Temp\2549322901.exe
C:\Users\Admin\AppData\Local\Temp\2549322901.exe
3⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1680

C:\Windows\System32\cmd.exe
"C:\Windows\System32\cmd.exe" /c reg delete "HKCU\SOFTWARE\Microsoft\Windows\CurrentVersion\Run" /v "Windows Upgrade Manager" /f
4⤵
- Suspicious use of WriteProcessMemory
PID:988

C:\Windows\system32\reg.exe
reg delete "HKCU\SOFTWARE\Microsoft\Windows\CurrentVersion\Run" /v "Windows Upgrade Manager" /f
5⤵
PID:1776

C:\Windows\System32\cmd.exe
"C:\Windows\System32\cmd.exe" /c schtasks /delete /f /tn "Windows Upgrade Manager"
4⤵
- Suspicious use of WriteProcessMemory
PID:3040

C:\Windows\system32\schtasks.exe
schtasks /delete /f /tn "Windows Upgrade Manager"
5⤵
PID:1736

C:\Users\Admin\AppData\Local\Temp\3128914178.exe
C:\Users\Admin\AppData\Local\Temp\3128914178.exe
3⤵
- Executes dropped EXE
PID:2436

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

1

T1059

PowerShell

1

T1059.001

System Services

1

T1569

Service Execution

1

T1569.002

Persistence

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Create or Modify System Process

2

T1543

Windows Service

2

T1543.003

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Create or Modify System Process

2

T1543

Windows Service

2

T1543.003

Defense Evasion

Impair Defenses

3

T1562

Disable or Modify Tools

Modify Registry

Credential Access

Discovery

Query Registry

1

T1012

System Information Discovery

1

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Service Stop

1

T1489

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.IE5\BQQODH7V\1[1]

Filesize
108KB

MD5
1fcb78fb6cf9720e9d9494c42142d885

SHA1
fef9c2e728ab9d56ce9ed28934b3182b6f1d5379

SHA256
84652bb8c63ca4fd7eb7a2d6ef44029801f3057aa2961867245a3a765928dd02

SHA512
cdf58e463af1784aea86995b3e5d6b07701c5c4095e30ec80cc901ffd448c6f4f714c521bf8796ffa8c47538bf8bf5351e157596efaa7ab88155d63dc33f7dc3

Download Submit
C:\Windows\sysppvrdnvs.exe

Filesize
83KB

MD5
06560b5e92d704395bc6dae58bc7e794

SHA1
fbd3e4ae28620197d1f02bfc24adaf4ddacd2372

SHA256
9eaaadf3857e4a3e83f4f78d96ab185213b6528c8e470807f9d16035daadf33d

SHA512
b55b49fc1bd526c47d88fcf8a20fcaed900bfb291f2e3e1186ec196a87127ed24df71385ae04fedcc802c362c4ebf38edfc182013febf4496ddeb66ce5195ee3

Download Submit
\Users\Admin\AppData\Local\Temp\2549322901.exe

Filesize
8KB

MD5
cb8420e681f68db1bad5ed24e7b22114

SHA1
416fc65d538d3622f5ca71c667a11df88a927c31

SHA256
5850892f67f85991b31fc90f62c8b7791afeb3c08ae1877d857aa2b59471a2ea

SHA512
baaabcc4ad5d409267a34ed7b20e4afb4d247974bfc581d39aae945e5bf8a673a1f8eacae2e6783480c8baaeb0a80d028274a202d456f13d0af956afa0110fdf

Download Submit
\Users\Admin\AppData\Local\Temp\3128914178.exe

Filesize
15KB

MD5
0c37ee292fec32dba0420e6c94224e28

SHA1
012cbdddaddab319a4b3ae2968b42950e929c46b

SHA256
981d724feebc36777e99513dc061d1f009e589f965c920797285c46d863060d1

SHA512
2b60b571c55d0441ba0cfc695f9db5cd12660ebec7effc7e893c3b7a1c6cb6149df487c31b8d748697e260cbc4af29331592b705ea9638f64a711c7a6164628b

Download Submit
memory/1680-30-0x000000013F6C0000-0x000000013F6C6000-memory.dmp

Filesize
24KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads