phorphiex | 260f4bd4d9f08e29026f540d60aa1d54f1d1b8965141dae3defa112b688651df

Analysis

max time kernel
120s
max time network
120s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
17-11-2024 04:00

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General

Target

260f4bd4d9f08e29026f540d60aa1d54f1d1b8965141dae3defa112b688651dfN.exe
Size

2.8MB
MD5

cc98eb6a147cf80ce8eded7842d4eb90
SHA1

7ef3a84fea0deee9705da930483a36a8a0c9ed31
SHA256

260f4bd4d9f08e29026f540d60aa1d54f1d1b8965141dae3defa112b688651df
SHA512

5881d2112725bdd6ec996c2812e093a604252bb1a31428f58bf8aa5946f6cade72a5111b08ac10a29f8a7e18b1fe7977130fd2aa215d2efe7a7068dffb931290
SSDEEP

49152:0ljHdG8GcuzCO4XKaYRwXUtyqcM8pdIcA69j7GUsRTd8sxjOPJnUl68QFy13Tgbw:UjxDuzCOQg+9j7YdOPJ8xQxw

Score

10^/10

phorphiex discovery 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

LdgchXq1sKbAaAJ1EXAPSRBzLb8jnTZstT

MP8GEm8QpYgQYaMo8oM5NQhRBgDGiLZW5Q

4AtjkCVKbtEC3UEN77SQHuH9i1XkzNiRi5VCbA2XGsJh46nJSXfGQn4GjLuupCqmC57Lo7LvKmFUyRfhtJSvKvuw3h9ReKK

15TssKwtjMtwy4vDLcLsQUZUD2B9f7eDjw85sBNVC5LRPPnC

1BzmrjmKPKSR2hH5BeJySfiVA676E8DYaK

ltc1qt0n3f0t7vz9k0mvcswk477shrxwjhf9sj5ykrp

3PMiLynrGVZ8oEqvoqC4hXD67B1WoALR4pc

3ESHude8zUHksQg1h6hHmzY79BS36L91Yn

DLUzwvyxN1RrwjByUPPzVMdfxNRPGVRMMA

t1J6GCPCiHW1eRdjJgDDu6b1vSVmL5U7Twh

stars125f3mw4xd9htpsq4zj5w5ezm5gags37yxxh6mj

bnb1msyt0djx4ecspfxg5en0ye465kg3kmv9utzml2

bc1ppypcmu3684n648gyj62gjp2rw0xy7w3vwfamatlg29ajp4z52desafa0sr

bc1qc9edl4hzl9jyt8twdad3zjeh2df2znq96tdezd

Attributes

mutex
753f85d83d
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://185.215.113.66

http://185.215.113.84

Attributes

mutex
Klipux

Signatures

Phorphiex family
phorphiex

Phorphiex payload 1 IoCs

resource	yara_rule
behavioral1/files/0x0015000000015d2a-12.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

Executes dropped EXE 6 IoCs

pid	Process
2968	B3B5.exe
2888	2258014184.exe
2884	sysnldcvmr.exe
1748	228512951.exe
1552	728633531.exe
2288	1235021751.exe

Loads dropped DLL 6 IoCs

pid	Process
2420	260f4bd4d9f08e29026f540d60aa1d54f1d1b8965141dae3defa112b688651dfN.exe
2968	B3B5.exe
2968	B3B5.exe
2884	sysnldcvmr.exe
2884	sysnldcvmr.exe
2884	sysnldcvmr.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\\sysnldcvmr.exe"	2258014184.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File created	C:\Windows\sysnldcvmr.exe	2258014184.exe
File opened for modification	C:\Windows\sysnldcvmr.exe	2258014184.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 4 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	260f4bd4d9f08e29026f540d60aa1d54f1d1b8965141dae3defa112b688651dfN.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	B3B5.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2258014184.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	sysnldcvmr.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
1748	228512951.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	1748	228512951.exe

Suspicious use of WriteProcessMemory 36 IoCs

description	pid	Process	procid_target
PID 2420 wrote to memory of 2968	2420	260f4bd4d9f08e29026f540d60aa1d54f1d1b8965141dae3defa112b688651dfN.exe	31
PID 2420 wrote to memory of 2968	2420	260f4bd4d9f08e29026f540d60aa1d54f1d1b8965141dae3defa112b688651dfN.exe	31
PID 2420 wrote to memory of 2968	2420	260f4bd4d9f08e29026f540d60aa1d54f1d1b8965141dae3defa112b688651dfN.exe	31
PID 2420 wrote to memory of 2968	2420	260f4bd4d9f08e29026f540d60aa1d54f1d1b8965141dae3defa112b688651dfN.exe	31
PID 2968 wrote to memory of 2888	2968	B3B5.exe	33
PID 2968 wrote to memory of 2888	2968	B3B5.exe	33
PID 2968 wrote to memory of 2888	2968	B3B5.exe	33
PID 2968 wrote to memory of 2888	2968	B3B5.exe	33
PID 2888 wrote to memory of 2884	2888	2258014184.exe	34
PID 2888 wrote to memory of 2884	2888	2258014184.exe	34
PID 2888 wrote to memory of 2884	2888	2258014184.exe	34
PID 2888 wrote to memory of 2884	2888	2258014184.exe	34
PID 2884 wrote to memory of 1748	2884	sysnldcvmr.exe	36
PID 2884 wrote to memory of 1748	2884	sysnldcvmr.exe	36
PID 2884 wrote to memory of 1748	2884	sysnldcvmr.exe	36
PID 2884 wrote to memory of 1748	2884	sysnldcvmr.exe	36
PID 1748 wrote to memory of 1900	1748	228512951.exe	37
PID 1748 wrote to memory of 1900	1748	228512951.exe	37
PID 1748 wrote to memory of 1900	1748	228512951.exe	37
PID 1748 wrote to memory of 2032	1748	228512951.exe	39
PID 1748 wrote to memory of 2032	1748	228512951.exe	39
PID 1748 wrote to memory of 2032	1748	228512951.exe	39
PID 1900 wrote to memory of 2008	1900	cmd.exe	41
PID 1900 wrote to memory of 2008	1900	cmd.exe	41
PID 1900 wrote to memory of 2008	1900	cmd.exe	41
PID 2032 wrote to memory of 668	2032	cmd.exe	42
PID 2032 wrote to memory of 668	2032	cmd.exe	42
PID 2032 wrote to memory of 668	2032	cmd.exe	42
PID 2884 wrote to memory of 1552	2884	sysnldcvmr.exe	43
PID 2884 wrote to memory of 1552	2884	sysnldcvmr.exe	43
PID 2884 wrote to memory of 1552	2884	sysnldcvmr.exe	43
PID 2884 wrote to memory of 1552	2884	sysnldcvmr.exe	43
PID 2884 wrote to memory of 2288	2884	sysnldcvmr.exe	44
PID 2884 wrote to memory of 2288	2884	sysnldcvmr.exe	44
PID 2884 wrote to memory of 2288	2884	sysnldcvmr.exe	44
PID 2884 wrote to memory of 2288	2884	sysnldcvmr.exe	44

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\260f4bd4d9f08e29026f540d60aa1d54f1d1b8965141dae3defa112b688651dfN.exe
"C:\Users\Admin\AppData\Local\Temp\260f4bd4d9f08e29026f540d60aa1d54f1d1b8965141dae3defa112b688651dfN.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2420
- C:\Users\Admin\AppData\Local\Temp\B3B5.exe
  "C:\Users\Admin\AppData\Local\Temp\B3B5.exe"
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2968
- - C:\Users\Admin\AppData\Local\Temp\2258014184.exe
    C:\Users\Admin\AppData\Local\Temp\2258014184.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:2888
  - - C:\Windows\sysnldcvmr.exe
      C:\Windows\sysnldcvmr.exe
      4⤵
      Executes dropped EXE
      Loads dropped DLL
      System Location Discovery: System Language Discovery
      Suspicious use of WriteProcessMemory
      PID:2884
    - - C:\Users\Admin\AppData\Local\Temp\228512951.exe
        
        C:\Users\Admin\AppData\Local\Temp\228512951.exe
        5⤵
        Executes dropped EXE
        Suspicious behavior: EnumeratesProcesses
        Suspicious use of AdjustPrivilegeToken
        Suspicious use of WriteProcessMemory
        
        PID:1748
      - C:\Windows\System32\cmd.exe
        
        "C:\Windows\System32\cmd.exe" /c reg delete "HKCU\SOFTWARE\Microsoft\Windows\CurrentVersion\Run" /v "Windows Upgrade Manager" /f
        6⤵
        Suspicious use of WriteProcessMemory
        
        PID:1900
        
        C:\Windows\system32\reg.exe
        
        reg delete "HKCU\SOFTWARE\Microsoft\Windows\CurrentVersion\Run" /v "Windows Upgrade Manager" /f
        7⤵
        
        PID:2008
      - C:\Windows\System32\cmd.exe
        
        "C:\Windows\System32\cmd.exe" /c schtasks /delete /f /tn "Windows Upgrade Manager"
        6⤵
        Suspicious use of WriteProcessMemory
        
        PID:2032
        
        C:\Windows\system32\schtasks.exe
        
        schtasks /delete /f /tn "Windows Upgrade Manager"
        7⤵
        
        PID:668
    - - C:\Users\Admin\AppData\Local\Temp\728633531.exe
        
        C:\Users\Admin\AppData\Local\Temp\728633531.exe
        5⤵
        Executes dropped EXE
        
        PID:1552
    - - C:\Users\Admin\AppData\Local\Temp\1235021751.exe
        
        C:\Users\Admin\AppData\Local\Temp\1235021751.exe
        5⤵
        Executes dropped EXE
        
        PID:2288

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

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

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.IE5\EB0KZ1Y4\1[1]

Filesize
108KB

MD5
1fcb78fb6cf9720e9d9494c42142d885

SHA1
fef9c2e728ab9d56ce9ed28934b3182b6f1d5379

SHA256
84652bb8c63ca4fd7eb7a2d6ef44029801f3057aa2961867245a3a765928dd02

SHA512
cdf58e463af1784aea86995b3e5d6b07701c5c4095e30ec80cc901ffd448c6f4f714c521bf8796ffa8c47538bf8bf5351e157596efaa7ab88155d63dc33f7dc3

Download Submit
\Users\Admin\AppData\Local\Temp\1235021751.exe

Filesize
10KB

MD5
96509ab828867d81c1693b614b22f41d

SHA1
c5f82005dbda43cedd86708cc5fc3635a781a67e

SHA256
a9de2927b0ec45cf900508fec18531c04ee9fa8a5dfe2fc82c67d9458cf4b744

SHA512
ff603117a06da8fb2386c1d2049a5896774e41f34d05951ecd4e7b5fc9da51a373e3fcf61af3577ff78490cf898471ce8e71eae848a12812fe98cd7e76e1a9ca

Download Submit
\Users\Admin\AppData\Local\Temp\2258014184.exe

Filesize
79KB

MD5
0c883b1d66afce606d9830f48d69d74b

SHA1
fe431fe73a4749722496f19b3b3ca0b629b50131

SHA256
d921fc993574c8be76553bcf4296d2851e48ee39b958205e69bdfd7cf661d2b1

SHA512
c047452a23efad4262479fbfeb5e23f9497d7cefd4cbb58e869801206669c2a0759698c70d18050316798d5d939b989537fdce3842aa742449f5e08ed7fa60a5

Download Submit
\Users\Admin\AppData\Local\Temp\228512951.exe

Filesize
8KB

MD5
cb8420e681f68db1bad5ed24e7b22114

SHA1
416fc65d538d3622f5ca71c667a11df88a927c31

SHA256
5850892f67f85991b31fc90f62c8b7791afeb3c08ae1877d857aa2b59471a2ea

SHA512
baaabcc4ad5d409267a34ed7b20e4afb4d247974bfc581d39aae945e5bf8a673a1f8eacae2e6783480c8baaeb0a80d028274a202d456f13d0af956afa0110fdf

Download Submit
\Users\Admin\AppData\Local\Temp\728633531.exe

Filesize
49KB

MD5
6946486673f91392724e944be9ca9249

SHA1
e74009983ced1fa683cda30b52ae889bc2ca6395

SHA256
885fbe678b117e5e0eace7c64980f6072c31290eb36d0e14953d6a2d12eff9cd

SHA512
e3241f85def0efefd36b3ffb6722ab025e8523082e4cf3e7f35ff86a9a452b5a50454c3b9530dfdad3929f74a6e42bf2a2cf35e404af588f778e0579345b38c9

Download Submit
\Users\Admin\AppData\Local\Temp\B3B5.exe

Filesize
9KB

MD5
8d8e6c7952a9dc7c0c73911c4dbc5518

SHA1
9098da03b33b2c822065b49d5220359c275d5e94

SHA256
feb4c3ae4566f0acbb9e0f55417b61fefd89dc50a4e684df780813fb01d61278

SHA512
91a573843c28dd32a9f31a60ba977f9a3d4bb19ffd1b7254333e09bcecef348c1b3220a348ebb2cb08edb57d56cb7737f026519da52199c9dc62c10aea236645

Download Submit
memory/1748-46-0x000000013F690000-0x000000013F696000-memory.dmp

Filesize
24KB

Download