phorphiex | 9fe73e028bd1c24d1593652891e835841daa8a5adf6e2fb637c3ff88a404d417

Analysis

max time kernel
119s
max time network
121s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
07-09-2024 11:25

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General

Target

984e4882472dabfc8167797071a0f1b0N.exe
Size

372KB
MD5

984e4882472dabfc8167797071a0f1b0
SHA1

d17ca420d84f78dc50623001483d3e539f5c2147
SHA256

9fe73e028bd1c24d1593652891e835841daa8a5adf6e2fb637c3ff88a404d417
SHA512

5518d94b8adb69ae257821c051cc18ef950e1181f142c28376169ddd67bfc8f8a9dfaad604d1a2f7df2e46549966b4370394a8c725a62a8ed088fc79138b736e
SSDEEP

6144:SEUXnLy2gv7lGl2Z1gABU1JnB5Z6eDYCHzYa/M6wgf:SEUQUHBeAYCHbk6w

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

3BiS1jaRpWtkqtfZGp9f1rXXts5DyUkaBX

DLUzwvyxN1RrwjByUPPzVMdfxNRPGVRMMA

t1J6GCPCiHW1eRdjJgDDu6b1vSVmL5U7Twh

stars125f3mw4xd9htpsq4zj5w5ezm5gags37yxxh6mj

bnb1msyt0djx4ecspfxg5en0ye465kg3kmv9utzml2

bc1ppypcmu3684n648gyj62gjp2rw0xy7w3vwfamatlg29ajp4z52desafa0sr

bc1qc9edl4hzl9jyt8twdad3zjeh2df2znq96tdezd

Attributes

mutex
dgh345rew
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"	syschvard.exe

Phorphiex payload 1 IoCs

resource	yara_rule
behavioral2/files/0x000900000002338c-10.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\AntiVirusOverride = "1"	syschvard.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1"	syschvard.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\UpdatesOverride = "1"	syschvard.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1"	syschvard.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\FirewallOverride = "1"	syschvard.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\FirewallDisableNotify = "1"	syschvard.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
1888	powershell.exe

Downloads MZ/PE file
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 1 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-1-5-21-355097885-2402257403-2971294179-1000\Control Panel\International\Geo\Nation	syschvard.exe

Executes dropped EXE 4 IoCs

pid	Process
3740	72A0.exe
3076	1087613491.exe
2304	syschvard.exe
3540	1932022899.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\FirewallOverride = "1"	syschvard.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\FirewallDisableNotify = "1"	syschvard.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiSpywareOverride = "1"	syschvard.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusOverride = "1"	syschvard.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1"	syschvard.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\UpdatesOverride = "1"	syschvard.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1"	syschvard.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\\syschvard.exe"	1087613491.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File created	C:\Windows\syschvard.exe	1087613491.exe
File opened for modification	C:\Windows\syschvard.exe	1087613491.exe

Launches sc.exe 5 IoCs

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

pid	Process
4308	sc.exe
3980	sc.exe
408	sc.exe
3232	sc.exe
2748	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 13 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	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.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	sc.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	1087613491.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	syschvard.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	984e4882472dabfc8167797071a0f1b0N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	72A0.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	sc.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	1932022899.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
1888	powershell.exe
1888	powershell.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	1888	powershell.exe

Suspicious use of WriteProcessMemory 36 IoCs

description	pid	Process	procid_target
PID 4824 wrote to memory of 3740	4824	984e4882472dabfc8167797071a0f1b0N.exe	87
PID 4824 wrote to memory of 3740	4824	984e4882472dabfc8167797071a0f1b0N.exe	87
PID 4824 wrote to memory of 3740	4824	984e4882472dabfc8167797071a0f1b0N.exe	87
PID 3740 wrote to memory of 3076	3740	72A0.exe	88
PID 3740 wrote to memory of 3076	3740	72A0.exe	88
PID 3740 wrote to memory of 3076	3740	72A0.exe	88
PID 3076 wrote to memory of 2304	3076	1087613491.exe	89
PID 3076 wrote to memory of 2304	3076	1087613491.exe	89
PID 3076 wrote to memory of 2304	3076	1087613491.exe	89
PID 2304 wrote to memory of 4896	2304	syschvard.exe	90
PID 2304 wrote to memory of 4896	2304	syschvard.exe	90
PID 2304 wrote to memory of 4896	2304	syschvard.exe	90
PID 2304 wrote to memory of 1648	2304	syschvard.exe	92
PID 2304 wrote to memory of 1648	2304	syschvard.exe	92
PID 2304 wrote to memory of 1648	2304	syschvard.exe	92
PID 4896 wrote to memory of 1888	4896	cmd.exe	94
PID 4896 wrote to memory of 1888	4896	cmd.exe	94
PID 4896 wrote to memory of 1888	4896	cmd.exe	94
PID 1648 wrote to memory of 4308	1648	cmd.exe	95
PID 1648 wrote to memory of 4308	1648	cmd.exe	95
PID 1648 wrote to memory of 4308	1648	cmd.exe	95
PID 1648 wrote to memory of 3980	1648	cmd.exe	96
PID 1648 wrote to memory of 3980	1648	cmd.exe	96
PID 1648 wrote to memory of 3980	1648	cmd.exe	96
PID 1648 wrote to memory of 408	1648	cmd.exe	97
PID 1648 wrote to memory of 408	1648	cmd.exe	97
PID 1648 wrote to memory of 408	1648	cmd.exe	97
PID 1648 wrote to memory of 3232	1648	cmd.exe	98
PID 1648 wrote to memory of 3232	1648	cmd.exe	98
PID 1648 wrote to memory of 3232	1648	cmd.exe	98
PID 1648 wrote to memory of 2748	1648	cmd.exe	99
PID 1648 wrote to memory of 2748	1648	cmd.exe	99
PID 1648 wrote to memory of 2748	1648	cmd.exe	99
PID 2304 wrote to memory of 3540	2304	syschvard.exe	102
PID 2304 wrote to memory of 3540	2304	syschvard.exe	102
PID 2304 wrote to memory of 3540	2304	syschvard.exe	102

C:\Users\Admin\AppData\Local\Temp\984e4882472dabfc8167797071a0f1b0N.exe
"C:\Users\Admin\AppData\Local\Temp\984e4882472dabfc8167797071a0f1b0N.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4824
- C:\Users\Admin\AppData\Local\Temp\72A0.exe
  "C:\Users\Admin\AppData\Local\Temp\72A0.exe"
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:3740
- - C:\Users\Admin\AppData\Local\Temp\1087613491.exe
    C:\Users\Admin\AppData\Local\Temp\1087613491.exe
    3⤵
    - Executes dropped EXE
    - Adds Run key to start application
    - Drops file in Windows directory
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:3076
  - - C:\Windows\syschvard.exe
      C:\Windows\syschvard.exe
      4⤵
      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:2304
    - - 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"
        5⤵
        System Location Discovery: System Language Discovery
        Suspicious use of WriteProcessMemory
        
        PID:4896
      - 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"
        6⤵
        Command and Scripting Interpreter: PowerShell
        System Location Discovery: System Language Discovery
        Suspicious behavior: EnumeratesProcesses
        Suspicious use of AdjustPrivilegeToken
        
        PID:1888
    - - 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
        5⤵
        System Location Discovery: System Language Discovery
        Suspicious use of WriteProcessMemory
        
        PID:1648
      - C:\Windows\SysWOW64\sc.exe
        
        sc stop UsoSvc
        6⤵
        Launches sc.exe
        System Location Discovery: System Language Discovery
        
        PID:4308
      - C:\Windows\SysWOW64\sc.exe
        
        sc stop WaaSMedicSvc
        6⤵
        Launches sc.exe
        System Location Discovery: System Language Discovery
        
        PID:3980
      - C:\Windows\SysWOW64\sc.exe
        
        sc stop wuauserv
        6⤵
        Launches sc.exe
        System Location Discovery: System Language Discovery
        
        PID:408
      - C:\Windows\SysWOW64\sc.exe
        
        sc stop DoSvc
        6⤵
        Launches sc.exe
        System Location Discovery: System Language Discovery
        
        PID:3232
      - C:\Windows\SysWOW64\sc.exe
        
        sc stop BITS
        6⤵
        Launches sc.exe
        System Location Discovery: System Language Discovery
        
        PID:2748
    - - C:\Users\Admin\AppData\Local\Temp\1932022899.exe
        
        C:\Users\Admin\AppData\Local\Temp\1932022899.exe
        5⤵
        Executes dropped EXE
        System Location Discovery: System Language Discovery
        
        PID:3540

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

C:\Users\Admin\AppData\Local\Temp\1087613491.exe

Filesize
84KB

MD5
aa63b9c3f01d3d50c77b06c75dd63f88

SHA1
e67b74385a1d67ec57f5bb3a40184ee23b251eb4

SHA256
dcc51ea4252198d176b3249339675d2ea54759d1fb9aab487bc69f56f7ba2ac1

SHA512
0e0445f3158b9501d73d201a64556dfb3db7e513bd2fc32e6b5024d7641ace63679068abdc18a19346a1338a7007ee413ce7861ad09b8db5fb40eef5ec60fda7

Download Submit
C:\Users\Admin\AppData\Local\Temp\1932022899.exe

Filesize
10KB

MD5
dd4cf1ac2e0fc375ee8b03fd8eb295c8

SHA1
0f00590a3be2e22dae8aaaa7391eeb485d45255e

SHA256
b04e8d007b3086fab051ae35b11fe16541f0fd4c8e4c2940a35f554ce827c3a4

SHA512
cf5b111ce7c9dc45b05994522ce2699d0e8a28fc6d5acdaacfe1f66e5a2b36b9f611a82952a54465702529563c8b5757cfc5625c23635a4005c75e30d691219b

Download Submit
C:\Users\Admin\AppData\Local\Temp\72A0.exe

Filesize
9KB

MD5
8d8e6c7952a9dc7c0c73911c4dbc5518

SHA1
9098da03b33b2c822065b49d5220359c275d5e94

SHA256
feb4c3ae4566f0acbb9e0f55417b61fefd89dc50a4e684df780813fb01d61278

SHA512
91a573843c28dd32a9f31a60ba977f9a3d4bb19ffd1b7254333e09bcecef348c1b3220a348ebb2cb08edb57d56cb7737f026519da52199c9dc62c10aea236645

Download Submit
C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_hxwe0zaf.sbd.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
memory/1888-35-0x0000000070110000-0x000000007015C000-memory.dmp

Filesize
304KB

Download
memory/1888-47-0x0000000007970000-0x0000000007FEA000-memory.dmp

Filesize
6.5MB

Download
memory/1888-21-0x0000000005970000-0x00000000059D6000-memory.dmp

Filesize
408KB

Download
memory/1888-19-0x0000000005000000-0x0000000005022000-memory.dmp

Filesize
136KB

Download
memory/1888-31-0x0000000005AE0000-0x0000000005E34000-memory.dmp

Filesize
3.3MB

Download
memory/1888-32-0x0000000005FA0000-0x0000000005FBE000-memory.dmp

Filesize
120KB

Download
memory/1888-33-0x0000000005FF0000-0x000000000603C000-memory.dmp

Filesize
304KB

Download
memory/1888-34-0x0000000006580000-0x00000000065B2000-memory.dmp

Filesize
200KB

Download
memory/1888-18-0x00000000051A0000-0x00000000057C8000-memory.dmp

Filesize
6.2MB

Download
memory/1888-45-0x0000000007180000-0x000000000719E000-memory.dmp

Filesize
120KB

Download
memory/1888-46-0x00000000071A0000-0x0000000007243000-memory.dmp

Filesize
652KB

Download
memory/1888-20-0x00000000057D0000-0x0000000005836000-memory.dmp

Filesize
408KB

Download
memory/1888-48-0x00000000072F0000-0x000000000730A000-memory.dmp

Filesize
104KB

Download
memory/1888-49-0x0000000007340000-0x000000000734A000-memory.dmp

Filesize
40KB

Download
memory/1888-50-0x0000000007550000-0x00000000075E6000-memory.dmp

Filesize
600KB

Download
memory/1888-51-0x00000000074E0000-0x00000000074F1000-memory.dmp

Filesize
68KB

Download
memory/1888-52-0x0000000007510000-0x000000000751E000-memory.dmp

Filesize
56KB

Download
memory/1888-53-0x0000000007520000-0x0000000007534000-memory.dmp

Filesize
80KB

Download
memory/1888-54-0x0000000007610000-0x000000000762A000-memory.dmp

Filesize
104KB

Download
memory/1888-55-0x00000000075F0000-0x00000000075F8000-memory.dmp

Filesize
32KB

Download
memory/1888-17-0x00000000049F0000-0x0000000004A26000-memory.dmp

Filesize
216KB

Download