phorphiex | 9d2cfbedb3169b1d83744da38db4d5212f9371371e1dfa71dd5112e3768e3e19

Analysis

max time kernel
148s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20250610-en
resource tags

arch:x64arch:x86image:win10v2004-20250610-enlocale:en-usos:windows10-2004-x64system
submitted
01/07/2025, 04:37

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General

Target
2025-07-01_54042ffc2e6cb417ab4a9d9c3c0245e4_black-basta_ryuk.exe
Size 670KB
Sample250701-e8sxhaar9w
SHA256 9d2cfbedb3169b1d83744da38db4d5212f9371371e1dfa71dd5112e3768e3e19
MD5 54042ffc2e6cb417ab4a9d9c3c0245e4
SHA1 c97a2423ca09d5ee9756c7d774ac4250978da2d9
SHA512 bf0a4a9962a5f26774fd2c4b18673fd930c3c706faf3ab45ccd1a674d2fc8875f2a5e38f64b8e0220048456f36aec013784887ff6ad584099e82be82788d76e0
SSDEEP 12288:1BDwNnbYUO3Ta93FFt4E3xF2WkfNbWOPwy7Z9Q8H7:1BMNn0UO3TatmK7YtWOH7Z9QK
MD5 SHA1 SHA512 SSDEEP

Score

10^/10

phorphiex defense_evasion discovery execution loader persistence spyware stealer trojan worm

Malware Config

Extracted

Family

phorphiex

http://185.156.72.39/
http://45.141.233.6/

Wallets

TW3wpRJmZgC5WifuY468JBUCF3TEkzBT5H
qph44jx8r9k5xeq5cuf958krv3ewrnp5vc6hhdjd3r
rsXCXBf9SagxV8JfC12d8Bybk84oPdMNN9
AULzfBuUAPfCGAXoG5Vq14aP9s6fx3AH4Z
LdgchXq1sKbAaAJ1EXAPSRBzLb8jnTZstT
MF6iVGLmErYP9y4B9SwtzarDoy3ETSzYrh
4AtjkCVKbtEC3UEN77SQHuH9i1XkzNiRi5VCbA2XGsJh46nJSXfGQn4GjLuupCqmC57Lo7LvKmFUyRfhtJSvKvuw3h9ReKK
XryzFMFVpDUvU7famUGf214EXD3xNUSmQf
0x46e5cc402BC848ceC9f4d65c9B48aE7D7A24821B
15TssKwtjMtwy4vDLcLsQUZUD2B9f7eDjw85sBNVC5LRPPnC
1B8FF5WwJXNnjkVzxgPkAznVZ8uKb3Watx
ltc1qyfzdpxky7q2grz4zmqv5x0t0uwfuznl5u43c93
3PMiLynrGVZ8oEqvoqC4hXD67B1WoALR4pc
3GcQJkfHq7NWgBhhNKjz7uSfM6LzADpLvX
CSLKveRL2zqkbV2TqiFVuW6twtpqgFajoUZLAJQTTQk2
DLUzwvyxN1RrwjByUPPzVMdfxNRPGVRMMA
t1J6GCPCiHW1eRdjJgDDu6b1vSVmL5U7Twh
stars125f3mw4xd9htpsq4zj5w5ezm5gags37yxxh6mj
bnb1msyt0djx4ecspfxg5en0ye465kg3kmv9utzml2
bc1ppypcmu3684n648gyj62gjp2rw0xy7w3vwfamatlg29ajp4z52desafa0sr
bc1q9tgkga69k094n5v0pn7ewmpp2kn66sh9hu65gq
GBQJMXYXPRIWFMXIFJR35ZB7LRKMB4PHCIUAUFR3TKUL6RDBZVLZEUJ3
bitcoincash:qph44jx8r9k5xeq5cuf958krv3ewrnp5vc6hhdjd3r

Attributes

mutex
l9n7b5f2r
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

Extracted

Family

phorphiex

http://185.156.72.39

Signatures

Phorphiex family
phorphiex

Phorphiex payload 1 IoCs

resource	yara_rule
behavioral1/files/0x00070000000241b7-10.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

Downloads MZ/PE file 2 IoCs

flow	pid	Process
30	1456	5227.exe
3	5184	2025-07-01_54042ffc2e6cb417ab4a9d9c3c0245e4_black-basta_ryuk.exe

Stops running service(s) 4 TTPs
defense_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-1-5-21-815616237-4012932787-4224613991-1000\Control Panel\International\Geo\Nation	2368128175.exe

Executes dropped EXE 8 IoCs

pid	Process
1456	5227.exe
5876	250571336.exe
5436	syscrondvr.exe
3508	syscrondvr.exe
4000	2368128175.exe
1916	3284419184.exe
2952	3102810399.exe
5684	331248294.exe

Reads user/profile data of web browsers 3 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001

Credentials from Web Browsers
T1555.003

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\\syscrondvr.exe"	250571336.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File created	C:\Windows\syscrondvr.exe	250571336.exe
File opened for modification	C:\Windows\syscrondvr.exe	250571336.exe

Launches sc.exe 1 IoCs

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

pid	Process
4116	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 6 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	250571336.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	syscrondvr.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	3284419184.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	3102810399.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	331248294.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	5227.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
4000	2368128175.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	4000	2368128175.exe

Suspicious use of WriteProcessMemory 29 IoCs

description	pid	Process	procid_target
PID 5184 wrote to memory of 1456	5184	2025-07-01_54042ffc2e6cb417ab4a9d9c3c0245e4_black-basta_ryuk.exe	87
PID 5184 wrote to memory of 1456	5184	2025-07-01_54042ffc2e6cb417ab4a9d9c3c0245e4_black-basta_ryuk.exe	87
PID 5184 wrote to memory of 1456	5184	2025-07-01_54042ffc2e6cb417ab4a9d9c3c0245e4_black-basta_ryuk.exe	87
PID 1456 wrote to memory of 5876	1456	5227.exe	99
PID 1456 wrote to memory of 5876	1456	5227.exe	99
PID 1456 wrote to memory of 5876	1456	5227.exe	99
PID 5876 wrote to memory of 5436	5876	250571336.exe	100
PID 5876 wrote to memory of 5436	5876	250571336.exe	100
PID 5876 wrote to memory of 5436	5876	250571336.exe	100
PID 2136 wrote to memory of 3508	2136	cmd.exe	103
PID 2136 wrote to memory of 3508	2136	cmd.exe	103
PID 2136 wrote to memory of 3508	2136	cmd.exe	103
PID 5436 wrote to memory of 4000	5436	syscrondvr.exe	106
PID 5436 wrote to memory of 4000	5436	syscrondvr.exe	106
PID 4000 wrote to memory of 1516	4000	2368128175.exe	107
PID 4000 wrote to memory of 1516	4000	2368128175.exe	107
PID 1516 wrote to memory of 4116	1516	cmd.exe	109
PID 1516 wrote to memory of 4116	1516	cmd.exe	109
PID 1516 wrote to memory of 2976	1516	cmd.exe	110
PID 1516 wrote to memory of 2976	1516	cmd.exe	110
PID 5436 wrote to memory of 1916	5436	syscrondvr.exe	118
PID 5436 wrote to memory of 1916	5436	syscrondvr.exe	118
PID 5436 wrote to memory of 1916	5436	syscrondvr.exe	118
PID 5436 wrote to memory of 2952	5436	syscrondvr.exe	119
PID 5436 wrote to memory of 2952	5436	syscrondvr.exe	119
PID 5436 wrote to memory of 2952	5436	syscrondvr.exe	119
PID 5436 wrote to memory of 5684	5436	syscrondvr.exe	120
PID 5436 wrote to memory of 5684	5436	syscrondvr.exe	120
PID 5436 wrote to memory of 5684	5436	syscrondvr.exe	120

C:\Users\Admin\AppData\Local\Temp\2025-07-01_54042ffc2e6cb417ab4a9d9c3c0245e4_black-basta_ryuk.exe
"C:\Users\Admin\AppData\Local\Temp\2025-07-01_54042ffc2e6cb417ab4a9d9c3c0245e4_black-basta_ryuk.exe"
1⤵
- Downloads MZ/PE file
- Suspicious use of WriteProcessMemory
PID:5184
- C:\Users\Admin\AppData\Local\Temp\5227.exe
  "C:\Users\Admin\AppData\Local\Temp\5227.exe"
  2⤵
  - Downloads MZ/PE file
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1456
- - C:\Users\Admin\AppData\Local\Temp\250571336.exe
    C:\Users\Admin\AppData\Local\Temp\250571336.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:5876
  - - C:\Windows\syscrondvr.exe
      C:\Windows\syscrondvr.exe
      4⤵
      Executes dropped EXE
      System Location Discovery: System Language Discovery
      Suspicious use of WriteProcessMemory
      PID:5436
    - - C:\Users\Admin\AppData\Local\Temp\2368128175.exe
        
        C:\Users\Admin\AppData\Local\Temp\2368128175.exe
        5⤵
        Checks computer location settings
        Executes dropped EXE
        Suspicious behavior: EnumeratesProcesses
        Suspicious use of AdjustPrivilegeToken
        Suspicious use of WriteProcessMemory
        
        PID:4000
      - C:\Windows\System32\cmd.exe
        
        "C:\Windows\System32\cmd.exe" /c sc delete "MgrSrvdrvcs" & reg delete "HKLM\SYSTEM\CurrentControlSet\Services\MgrSrvdrvcs" /f
        6⤵
        Suspicious use of WriteProcessMemory
        
        PID:1516
        
        C:\Windows\system32\sc.exe
        
        sc delete "MgrSrvdrvcs"
        7⤵
        Launches sc.exe
        
        PID:4116
        
        C:\Windows\system32\reg.exe
        
        reg delete "HKLM\SYSTEM\CurrentControlSet\Services\MgrSrvdrvcs" /f
        7⤵
        
        PID:2976
    - - C:\Users\Admin\AppData\Local\Temp\3284419184.exe
        
        C:\Users\Admin\AppData\Local\Temp\3284419184.exe
        5⤵
        Executes dropped EXE
        System Location Discovery: System Language Discovery
        
        PID:1916
    - - C:\Users\Admin\AppData\Local\Temp\3102810399.exe
        
        C:\Users\Admin\AppData\Local\Temp\3102810399.exe
        5⤵
        Executes dropped EXE
        System Location Discovery: System Language Discovery
        
        PID:2952
    - - C:\Users\Admin\AppData\Local\Temp\331248294.exe
        
        C:\Users\Admin\AppData\Local\Temp\331248294.exe
        5⤵
        Executes dropped EXE
        System Location Discovery: System Language Discovery
        
        PID:5684

C:\Windows\system32\cmd.exe
C:\Windows\system32\cmd.exe /c C:\Windows\syscrondvr.exe
1⤵
- Suspicious use of WriteProcessMemory
PID:2136
- C:\Windows\syscrondvr.exe
  C:\Windows\syscrondvr.exe
  2⤵
  - Executes dropped EXE
  PID:3508

Network

MITRE ATT&CK Enterprise v16

Reconnaissance

Resource Development

Initial Access

Execution

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

Modify Registry

T1112

Credential Access

Credentials from Password Stores

T1555

Credentials from Web Browsers

T1555.003

Unsecured Credentials

T1552

Credentials In Files

T1552.001

Discovery

Query Registry

T1012

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Data from Local System

T1005

Command and Control

Exfiltration

Impact

Service Stop

T1489

Replay Monitor

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Downloads

2368128175.exe.log

Path C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0\UsageLogs\2368128175.exe.log
Size 425B
SHA256 b8f7e4ed81764db56b9c09050f68c5a26af78d8a5e2443e75e0e1aa7cd2ccd76
MD5 fff5cbccb6b31b40f834b8f4778a779a
SHA1 899ed0377e89f1ed434cfeecc5bc0163ebdf0454
SHA512 1a188a14c667bc31d2651b220aa762be9cce4a75713217846fbe472a307c7bbc6e3c27617f75f489902a534d9184648d204d03ee956ac57b11aa90551248b8f9
MD5 SHA1 SHA512

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2368128175.exe

Path C:\Users\Admin\AppData\Local\Temp\2368128175.exe
Size 8KB
SHA256 79835e33ef91357ab2286d22c80b0a8bfe1a90c6c8d6c168b79e0b3e99a6433c
MD5 d8f3f5a6cf149daab74d3f0439f01a85
SHA1 e14bbc15918c8d4b0048f19660bcef6a35c1e34e
SHA512 a430db9664d49c6bee5b0072fd6836dd09d83318aecb4cb4405d38323d468b823dc76aac118dfa397d3baa49c5cca20e765ac4fb7c242d873e694c6814a5cbc4
SSDEEP 192:bcnB1usWdiUoiZ6bS8FbZp9/ijG/DMHy5Pc+:cBUmiZ2bFNp96IiyJc+
MD5 SHA1 SHA512 SSDEEP

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250571336.exe

Path C:\Users\Admin\AppData\Local\Temp\250571336.exe
Size 80KB
SHA256 81783b558904becc5b86553faba9525070de5f43339766eb1c025bcfbfe1eef8
MD5 f30fdbf3448f67cbc3566f31729cb7a6
SHA1 fbf005c38f4a1c2e86817a2cb70406fc241f2c90
SHA512 b428df2c8f8b4a002c8d7e1bfd9926e5cf95ee998688a2c360b8551e80be5bfbfa17ef210bea35f247da4a5c8a940fb5dba49f4786da9a74e5d001b771c8e9a8
SSDEEP 1536:MJDGp6NFmav82ld1VEZh4GNI4HXc5oLMRlmY4KwUL:8o7O9d1VpGNI+GoLC8Y4Kl
MD5 SHA1 SHA512 SSDEEP

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3102810399.exe

Path C:\Users\Admin\AppData\Local\Temp\3102810399.exe
Size 10KB
SHA256 7ab547392b35deb98fe4ddeaf2c23d3502892eea96ed3bc6a838a012861e14cb
MD5 9c8f531934090b57867ddb96cb9702c1
SHA1 5e1f2f1b15734abcdc408bd57be30beaee85209a
SHA512 0a5a32c7835960101acdfc9c2b7016801123da5efa027411dce2dd51b29f8ea08dbe0c413743d99cbec9554f8fcad0c420e74524ff57280301cb3a71e7a59fd8
SSDEEP 96:o92eryFlo8xBOpMd0i6Db9Z+Z8oYMZydFJxGE9b+z2FFhRC7tCEbEWm:S2gyFxBOVicZ+CcQFJxTZ+zmFhybEWm
MD5 SHA1 SHA512 SSDEEP

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3284419184.exe

Path C:\Users\Admin\AppData\Local\Temp\3284419184.exe
Size 21KB
SHA256 e533a891f9365a94c6dc3ebafdb0e2f2c8c3c8a8f537978e07e849373a6b176c
MD5 4b7ace0cfaf825334a68139a08428bbb
SHA1 8164a6c5b1d4b1e1042aa85b6884c4604446f8ba
SHA512 1eef5d98af7cec8bc4bc91a1e58e1f6d139f5f6b5268263a41b6aeb82a3286a6fa602243f5539a4f170fe3fbe937906cba355dfad47e1668450ea5623103682b
SSDEEP 384:LMo+dMFT2MdMdMdMdMdMdMdMdMnMdMdMdMdMdMdMdMdMoMdMdMdMdMdMdMdMdMnO:AoUw
MD5 SHA1 SHA512 SSDEEP

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331248294.exe

Path C:\Users\Admin\AppData\Local\Temp\331248294.exe
Size 51KB
SHA256 9ce14a502d6e1466afa4e655d6d2a371126a5d1c0fd21e2a35b94737f0b5d863
MD5 f58949fa978be4b9fa49d37fe795d28d
SHA1 419d2dd01323d49d79f02715d90ee170b08607be
SHA512 9ea3ce0e49b83f398b10e7873b029f976372973798b385a2a0e8e64aaafe226b056cf70f0431b1ec02ce542d48ec9831e5732a6f3c7f509d38cb5c89909d95f9
SSDEEP 768:Rn8Iq/0vaXDiTLlGCI0App3647U7+dEErFqsq:+OEiTLXA3K3idEov
MD5 SHA1 SHA512 SSDEEP

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5227.exe

Path C:\Users\Admin\AppData\Local\Temp\5227.exe
Size 10KB
SHA256 252171bdaa35d19f872c165e861b03d347a4afb85d7a03d02f8eae09d191038d
MD5 0ec46393976eb51f307cc11d80bae845
SHA1 69d4cb168f3a1b97c37a0ba1519d0adb1ff7e245
SHA512 803351760e3c422e4825103235e13085004b3418b483a2c646aafaef62b7212a1ba4ed28469134a236c5b6121e6a748ba958bbae2dbe4afe9f9f45704928d31f
SSDEEP 96:cqO8uVlz6rfKUIYYdRWrmDi8R+58bw3TpZzuJxGENXRh2qhRC7tCEbYi2Z4:cqWlz6fPI+riR+ibkCJxTNhhthybHo4
MD5 SHA1 SHA512 SSDEEP

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memory/4000-25-0x0000000000530000-0x0000000000536000-memory.dmp

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