phorphiex | 9eaaadf3857e4a3e83f4f78d96ab185213b6528c8e470807f9d16035daadf33d

Analysis

max time kernel
150s
max time network
147s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
16/10/2024, 17:22

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General

Target
file.exe
Size 83KB
Sample241016-vxnfmsvhnq
SHA256 9eaaadf3857e4a3e83f4f78d96ab185213b6528c8e470807f9d16035daadf33d
MD5 06560b5e92d704395bc6dae58bc7e794
SHA1 fbd3e4ae28620197d1f02bfc24adaf4ddacd2372
SHA512 b55b49fc1bd526c47d88fcf8a20fcaed900bfb291f2e3e1186ec196a87127ed24df71385ae04fedcc802c362c4ebf38edfc182013febf4496ddeb66ce5195ee3
SSDEEP 1536:27zFjdFmav82WoPRgMRmtMJXlXXwfAbQaQG9MF7vRjoJrl:yRyO+oPKjoBAIcZF7vqrl
MD5 SHA1 SHA512 SSDEEP

Score

10^/10

phorphiex discovery evasion execution loader persistence trojan worm

Malware Config

Extracted

Family

phorphiex

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
bitcoincash:qph44jx8r9k5xeq5cuf958krv3ewrnp5vc6hhdjd3r
GBQJMXYXPRIWFMXIFJR35ZB7LRKMB4PHCIUAUFR3TKUL6RDBZVLZEUJ3

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

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

Phorphiex payload 1 IoCs

resource	yara_rule
behavioral2/files/0x0009000000023c9c-3.dat	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

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

pid	Process
456	powershell.exe

Stops running service(s) 4 TTPs
evasion execution

Windows Service
T1543.003

Impair Defenses
T1562

Service Stop
T1489

Service Execution
T1569.002

Checks computer location settings 2 TTPs 2 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\Control Panel\International\Geo\Nation	sysppvrdnvs.exe
Key value queried	\REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\Control Panel\International\Geo\Nation	296721592.exe

Executes dropped EXE 2 IoCs

pid	Process
2612	sysppvrdnvs.exe
3300	296721592.exe

Windows security modification 2 TTPs 7 IoCs

evasion trojan

Disable or Modify Tools

T1562.001

Modify Registry

T1112

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\AntiSpywareOverride = "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

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

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

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

Launches sc.exe 5 IoCs

Sc.exe is a Windows utlilty to control services on the system.

pid	Process
2644	sc.exe
1920	sc.exe
4684	sc.exe
1068	sc.exe
3312	sc.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

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

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	sc.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	file.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	sysppvrdnvs.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.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

Suspicious behavior: EnumeratesProcesses 3 IoCs

pid	Process
456	powershell.exe
456	powershell.exe
3300	296721592.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	456	powershell.exe
Token: SeDebugPrivilege	3300	296721592.exe

Suspicious use of WriteProcessMemory 37 IoCs

description	pid	Process	procid_target
PID 1440 wrote to memory of 2612	1440	file.exe	87
PID 1440 wrote to memory of 2612	1440	file.exe	87
PID 1440 wrote to memory of 2612	1440	file.exe	87
PID 2612 wrote to memory of 4856	2612	sysppvrdnvs.exe	90
PID 2612 wrote to memory of 4856	2612	sysppvrdnvs.exe	90
PID 2612 wrote to memory of 4856	2612	sysppvrdnvs.exe	90
PID 2612 wrote to memory of 2872	2612	sysppvrdnvs.exe	92
PID 2612 wrote to memory of 2872	2612	sysppvrdnvs.exe	92
PID 2612 wrote to memory of 2872	2612	sysppvrdnvs.exe	92
PID 4856 wrote to memory of 456	4856	cmd.exe	94
PID 4856 wrote to memory of 456	4856	cmd.exe	94
PID 4856 wrote to memory of 456	4856	cmd.exe	94
PID 2872 wrote to memory of 2644	2872	cmd.exe	95
PID 2872 wrote to memory of 2644	2872	cmd.exe	95
PID 2872 wrote to memory of 2644	2872	cmd.exe	95
PID 2872 wrote to memory of 1920	2872	cmd.exe	97
PID 2872 wrote to memory of 1920	2872	cmd.exe	97
PID 2872 wrote to memory of 1920	2872	cmd.exe	97
PID 2872 wrote to memory of 4684	2872	cmd.exe	98
PID 2872 wrote to memory of 4684	2872	cmd.exe	98
PID 2872 wrote to memory of 4684	2872	cmd.exe	98
PID 2872 wrote to memory of 1068	2872	cmd.exe	99
PID 2872 wrote to memory of 1068	2872	cmd.exe	99
PID 2872 wrote to memory of 1068	2872	cmd.exe	99
PID 2872 wrote to memory of 3312	2872	cmd.exe	100
PID 2872 wrote to memory of 3312	2872	cmd.exe	100
PID 2872 wrote to memory of 3312	2872	cmd.exe	100
PID 2612 wrote to memory of 3300	2612	sysppvrdnvs.exe	132
PID 2612 wrote to memory of 3300	2612	sysppvrdnvs.exe	132
PID 3300 wrote to memory of 3704	3300	296721592.exe	133
PID 3300 wrote to memory of 3704	3300	296721592.exe	133
PID 3300 wrote to memory of 3476	3300	296721592.exe	135
PID 3300 wrote to memory of 3476	3300	296721592.exe	135
PID 3704 wrote to memory of 4308	3704	cmd.exe	137
PID 3704 wrote to memory of 4308	3704	cmd.exe	137
PID 3476 wrote to memory of 2820	3476	cmd.exe	138
PID 3476 wrote to memory of 2820	3476	cmd.exe	138

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:1440
- C:\Windows\sysppvrdnvs.exe
  C:\Windows\sysppvrdnvs.exe
  2⤵
  - Modifies security service
  - Windows security bypass
  - Checks computer location settings
  - Executes dropped EXE
  - Windows security modification
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2612
- - 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:4856
  - - 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:456
- - 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:2872
  - - C:\Windows\SysWOW64\sc.exe
      sc stop UsoSvc
      4⤵
      Launches sc.exe
      System Location Discovery: System Language Discovery
      PID:2644
  - - C:\Windows\SysWOW64\sc.exe
      sc stop WaaSMedicSvc
      4⤵
      Launches sc.exe
      System Location Discovery: System Language Discovery
      PID:1920
  - - C:\Windows\SysWOW64\sc.exe
      sc stop wuauserv
      4⤵
      Launches sc.exe
      System Location Discovery: System Language Discovery
      PID:4684
  - - C:\Windows\SysWOW64\sc.exe
      sc stop DoSvc
      4⤵
      Launches sc.exe
      System Location Discovery: System Language Discovery
      PID:1068
  - - C:\Windows\SysWOW64\sc.exe
      sc stop BITS /wait
      4⤵
      Launches sc.exe
      System Location Discovery: System Language Discovery
      PID:3312
- - C:\Users\Admin\AppData\Local\Temp\296721592.exe
    C:\Users\Admin\AppData\Local\Temp\296721592.exe
    3⤵
    - Checks computer location settings
    - Executes dropped EXE
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    - Suspicious use of WriteProcessMemory
    PID:3300
  - - 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:3704
    - - C:\Windows\system32\reg.exe
        
        reg delete "HKCU\SOFTWARE\Microsoft\Windows\CurrentVersion\Run" /v "Windows Upgrade Manager" /f
        5⤵
        
        PID:4308
  - - C:\Windows\System32\cmd.exe
      "C:\Windows\System32\cmd.exe" /c schtasks /delete /f /tn "Windows Upgrade Manager"
      4⤵
      Suspicious use of WriteProcessMemory
      PID:3476
    - - C:\Windows\system32\schtasks.exe
        
        schtasks /delete /f /tn "Windows Upgrade Manager"
        5⤵
        
        PID:2820

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

PowerShell

T1059.001

System Services

T1569

Service Execution

T1569.002

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

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Service Stop

T1489

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Downloads

1[1]

Path C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\W9QJOIKH\1[1]
Size 108KB
SHA256 84652bb8c63ca4fd7eb7a2d6ef44029801f3057aa2961867245a3a765928dd02
MD5 1fcb78fb6cf9720e9d9494c42142d885
SHA1 fef9c2e728ab9d56ce9ed28934b3182b6f1d5379
SHA512 cdf58e463af1784aea86995b3e5d6b07701c5c4095e30ec80cc901ffd448c6f4f714c521bf8796ffa8c47538bf8bf5351e157596efaa7ab88155d63dc33f7dc3
SSDEEP 3072:LFQC4AbS79Bo0bTtS3v4P09loyBE7QXNn8IJrF:LFQC4A+7jfiw8HoyYQXdXF
MD5 SHA1 SHA512 SSDEEP

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296721592.exe

Path C:\Users\Admin\AppData\Local\Temp\296721592.exe
Size 8KB
SHA256 5850892f67f85991b31fc90f62c8b7791afeb3c08ae1877d857aa2b59471a2ea
MD5 cb8420e681f68db1bad5ed24e7b22114
SHA1 416fc65d538d3622f5ca71c667a11df88a927c31
SHA512 baaabcc4ad5d409267a34ed7b20e4afb4d247974bfc581d39aae945e5bf8a673a1f8eacae2e6783480c8baaeb0a80d028274a202d456f13d0af956afa0110fdf
SSDEEP 192:Otk3w0++KjlRC5vVkDlBj9k2cugyJBLCsZ:OEYjlRAGlBj9kSgiLC0
MD5 SHA1 SHA512 SSDEEP

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__PSScriptPolicyTest_ek11dauq.hlw.ps1

Path C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_ek11dauq.hlw.ps1
Size 60B
SHA256 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
MD5 d17fe0a3f47be24a6453e9ef58c94641
SHA1 6ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA512 5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
MD5 SHA1 SHA512

Submit Download

sysppvrdnvs.exe

Path C:\Windows\sysppvrdnvs.exe
Size 83KB
SHA256 9eaaadf3857e4a3e83f4f78d96ab185213b6528c8e470807f9d16035daadf33d
MD5 06560b5e92d704395bc6dae58bc7e794
SHA1 fbd3e4ae28620197d1f02bfc24adaf4ddacd2372
SHA512 b55b49fc1bd526c47d88fcf8a20fcaed900bfb291f2e3e1186ec196a87127ed24df71385ae04fedcc802c362c4ebf38edfc182013febf4496ddeb66ce5195ee3
SSDEEP 1536:27zFjdFmav82WoPRgMRmtMJXlXXwfAbQaQG9MF7vRjoJrl:yRyO+oPKjoBAIcZF7vqrl
MD5 SHA1 SHA512 SSDEEP

Submit Download

memory/456-24-0x0000000070040000-0x000000007008C000-memory.dmp

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memory/456-36-0x0000000007660000-0x0000000007CDA000-memory.dmp

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memory/456-10-0x0000000005650000-0x00000000056B6000-memory.dmp

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memory/456-8-0x0000000004CD0000-0x0000000004CF2000-memory.dmp

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memory/456-20-0x00000000056C0000-0x0000000005A14000-memory.dmp

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memory/456-21-0x0000000005C80000-0x0000000005C9E000-memory.dmp

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memory/456-22-0x0000000005CC0000-0x0000000005D0C000-memory.dmp

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memory/456-23-0x0000000006260000-0x0000000006292000-memory.dmp

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memory/456-7-0x0000000004F40000-0x0000000005568000-memory.dmp

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memory/456-34-0x00000000062A0000-0x00000000062BE000-memory.dmp

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memory/456-35-0x0000000006E80000-0x0000000006F23000-memory.dmp

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memory/456-9-0x0000000005570000-0x00000000055D6000-memory.dmp

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memory/456-37-0x0000000006FE0000-0x0000000006FFA000-memory.dmp

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memory/456-38-0x0000000007030000-0x000000000703A000-memory.dmp

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memory/456-39-0x0000000007240000-0x00000000072D6000-memory.dmp

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memory/456-40-0x00000000071D0000-0x00000000071E1000-memory.dmp

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memory/456-41-0x0000000007200000-0x000000000720E000-memory.dmp

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memory/456-42-0x0000000007210000-0x0000000007224000-memory.dmp

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memory/456-43-0x0000000007300000-0x000000000731A000-memory.dmp

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memory/456-44-0x00000000072E0000-0x00000000072E8000-memory.dmp

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memory/456-6-0x0000000002350000-0x0000000002386000-memory.dmp

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memory/456-5-0x00000000737BE000-0x00000000737BF000-memory.dmp

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memory/3300-66-0x0000000000C70000-0x0000000000C76000-memory.dmp

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