phorphiex | 00d7a3711f2a73a5a829d67c7beda7c05fe058ce396f9a617ec547967c442bf1

General

Target

f1cb0097c9da134b6e0df7347b802347_JaffaCakes118.exe
Size

33KB
MD5

f1cb0097c9da134b6e0df7347b802347
SHA1

0963094532368f1236672d247facf7b5d8db5c3b
SHA256

00d7a3711f2a73a5a829d67c7beda7c05fe058ce396f9a617ec547967c442bf1
SHA512

1a455e8d498a8e50edbeb8768c1693a7cd04bc3027fd02be266bc8925553f4d4acfe01aeaf0f0dc5009a388876a0b3ab64fbd3c9bc7ff25aa254c52d59bdc4eb
SSDEEP

768:sV5FskQz6dDp1ODXKyX/sBJ3+seFGF3ExYE:9kA6pOD6yPAeFGFI

Score

10^/10

phorphiex discovery evasion loader persistence trojan worm

Malware Config

Extracted

Family

phorphiex

C2

http://185.215.113.93/

http://gotsomefile.top/

http://feedmefile.top/

http://gimmefile.top/

http://tsrv3.ru/

Wallets

15DBeUGFSQLbpYvWLJwzHUXSRrHNU9uQuS8c2wvFLZ7Nxz3N

1E5ZxnNUbbGQarWjMA7tCwp3Btm38GvRkv

3AcMV5pSUcxMmmcMbfSkJXRKbCrF3ysUDJ

bitcoincash:qqucl3fev20z4upudppa8p5hd6j3zzgyfuwae00pfr

XkcKjKZqNUkChwJXMj5uDjDns6etXvakir

D7MYki8urW3xq8sZJ8Q2v2ZrHxjzp7ACvb

0x76e4CB2fcf7f931Fd750e93F443536Ee068d1cdE

LfYFvpk2hccXw12tN3BBMWh7EcUBMbKoTG

rUQFcff9R1eKAwTtR1wbuQxmcoB236mz44

TEUaG7jyXdyrDS3JeEg1w1hotmmEMjx4TB

t1gTRxsrEXwky32j22jgFRZAafBzmCV2M2V

AT5Vm3ZrUg98s9kBue2g9YjnwK4kFKhQw3

bitcoincash:qqucl3fev20z4upudppa8p5hd6j3zzgyfuwae00pfr

44L2q3sPJ3DMJZiuSpHvehHMLbMXx3SAoVbLm5DWDw1A7PhUvcCPAGg5qAN98DWAUG7CuD4WmydP4JkewTz2aeVd4qhS822

GBLUYL3QTKP3NXVWCYNZ7ZH4CWFT6PVCXEYCNUNSHM34WKG2UL5EDQMV

bnb154sx9pdh8er33ujxlpfk3zwvlfp9rd5rskvvgc

bc1q7tlhekvj4d3unj2lzzny5wecy5pr6vatdgcn8w

Attributes

user_agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/88.0.4324.146 Safari/537.36

Signatures

Phorphiex family
phorphiex

Phorphiex payload 1 IoCs

resource	yara_rule
behavioral1/files/0x0008000000016cf0-2.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"	csrss.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1"	csrss.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallOverride = "1"	csrss.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallDisableNotify = "1"	csrss.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesOverride = "1"	csrss.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1"	csrss.exe

Executes dropped EXE 1 IoCs

pid	Process
2344	csrss.exe

Loads dropped DLL 1 IoCs

pid	Process
2484	f1cb0097c9da134b6e0df7347b802347_JaffaCakes118.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"	csrss.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1"	csrss.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiSpywareOverride = "1"	csrss.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusOverride = "1"	csrss.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1"	csrss.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallOverride = "1"	csrss.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallDisableNotify = "1"	csrss.exe

Adds Run key to start application 2 TTPs 2 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\Host Process for Windows Services = "C:\\42852417121114\\csrss.exe"	f1cb0097c9da134b6e0df7347b802347_JaffaCakes118.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3551809350-4263495960-1443967649-1000\Software\Microsoft\Windows\CurrentVersion\Run\Host Process for Windows Services = "C:\\42852417121114\\csrss.exe"	f1cb0097c9da134b6e0df7347b802347_JaffaCakes118.exe

System Location Discovery: System Language Discovery 1 TTPs 2 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	csrss.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	f1cb0097c9da134b6e0df7347b802347_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2484 wrote to memory of 2344	2484	f1cb0097c9da134b6e0df7347b802347_JaffaCakes118.exe	32
PID 2484 wrote to memory of 2344	2484	f1cb0097c9da134b6e0df7347b802347_JaffaCakes118.exe	32
PID 2484 wrote to memory of 2344	2484	f1cb0097c9da134b6e0df7347b802347_JaffaCakes118.exe	32
PID 2484 wrote to memory of 2344	2484	f1cb0097c9da134b6e0df7347b802347_JaffaCakes118.exe	32

C:\Users\Admin\AppData\Local\Temp\f1cb0097c9da134b6e0df7347b802347_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\f1cb0097c9da134b6e0df7347b802347_JaffaCakes118.exe"
1⤵
- Loads dropped DLL
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2484
- C:\42852417121114\csrss.exe
  C:\42852417121114\csrss.exe
  2⤵
  - Windows security bypass
  - Executes dropped EXE
  - Windows security modification
  - System Location Discovery: System Language Discovery
  PID:2344

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Defense Evasion

Impair Defenses

2

T1562

Disable or Modify Tools

Modify Registry

Credential Access

Discovery

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

\42852417121114\csrss.exe

Filesize
33KB

MD5
f1cb0097c9da134b6e0df7347b802347

SHA1
0963094532368f1236672d247facf7b5d8db5c3b

SHA256
00d7a3711f2a73a5a829d67c7beda7c05fe058ce396f9a617ec547967c442bf1

SHA512
1a455e8d498a8e50edbeb8768c1693a7cd04bc3027fd02be266bc8925553f4d4acfe01aeaf0f0dc5009a388876a0b3ab64fbd3c9bc7ff25aa254c52d59bdc4eb

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Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads