phorphiex | 701f8e268aa14d487e3fa1f92e41d89c38f3245c8246e66c2cdd5114367e295d

General

Target
8cd916321f1c8a63bd9fafb52a478ac65b3e86a33966bbfce60f5e46ffee6b8c.exe
Sample240112-bq65macgh6

Score

10^/10

phorphiex discovery evasion loader persistence trojan worm

Malware Config

Extracted

Family

phorphiex

C2

http://185.215.113.93/
http://feedmefile.top/
http://gotsomefile.top/
http://gimmefile.top/

Wallets

15DBeUGFSQLbpYvWLJwzHUXSRrHNU9uQuS8c2wvFLZ7Nxz3N
1E5ZxnNUbbGQarWjMA7tCwp3Btm38GvRkv
3AcMV5pSUcxMmmcMbfSkJXRKbCrF3ysUDJ
bitcoincash:qqucl3fev20z4upudppa8p5hd6j3zzgyfuwae00pfr
XkcKjKZqNUkChwJXMj5uDjDns6etXvakir
D7MYki8urW3xq8sZJ8Q2v2ZrHxjzp7ACvb
0x76e4CB2fcf7f931Fd750e93F443536Ee068d1cdE
LfYFvpk2hccXw12tN3BBMWh7EcUBMbKoTG
rUQFcff9R1eKAwTtR1wbuQxmcoB236mz44
TEUaG7jyXdyrDS3JeEg1w1hotmmEMjx4TB
t1gTRxsrEXwky32j22jgFRZAafBzmCV2M2V
AT5Vm3ZrUg98s9kBue2g9YjnwK4kFKhQw3
bitcoincash:qqucl3fev20z4upudppa8p5hd6j3zzgyfuwae00pfr
44L2q3sPJ3DMJZiuSpHvehHMLbMXx3SAoVbLm5DWDw1A7PhUvcCPAGg5qAN98DWAUG7CuD4WmydP4JkewTz2aeVd4qhS822
GBLUYL3QTKP3NXVWCYNZ7ZH4CWFT6PVCXEYCNUNSHM34WKG2UL5EDQMV
bnb154sx9pdh8er33ujxlpfk3zwvlfp9rd5rskvvgc
bc1qn4r93am7rxxr4a5dwydhwx0p2kd4xfd7mz42f3

Attributes

user_agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.90 Safari/537.36

Signatures

Phorphiex family
phorphiex

Phorphiex payload 1 IoCs

resource	yara_rule
behavioral2/files/0x0007000000023220-3.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\FirewallDisableNotify = "1"	lsass.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\UpdatesOverride = "1"	lsass.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1"	lsass.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusOverride = "1"	lsass.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1"	lsass.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\FirewallOverride = "1"	lsass.exe

Executes dropped EXE 1 IoCs

pid	Process
1584	lsass.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\AntiSpywareOverride = "1"	lsass.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusOverride = "1"	lsass.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1"	lsass.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\FirewallOverride = "1"	lsass.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\FirewallDisableNotify = "1"	lsass.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\UpdatesOverride = "1"	lsass.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1"	lsass.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:\\227701124712888\\lsass.exe"	8cd916321f1c8a63bd9fafb52a478ac65b3e86a33966bbfce60f5e46ffee6b8c.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3803511929-1339359695-2191195476-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Host Process for Windows Services = "C:\\227701124712888\\lsass.exe"	8cd916321f1c8a63bd9fafb52a478ac65b3e86a33966bbfce60f5e46ffee6b8c.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	8cd916321f1c8a63bd9fafb52a478ac65b3e86a33966bbfce60f5e46ffee6b8c.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	lsass.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 1280 wrote to memory of 1584	1280	8cd916321f1c8a63bd9fafb52a478ac65b3e86a33966bbfce60f5e46ffee6b8c.exe	100
PID 1280 wrote to memory of 1584	1280	8cd916321f1c8a63bd9fafb52a478ac65b3e86a33966bbfce60f5e46ffee6b8c.exe	100
PID 1280 wrote to memory of 1584	1280	8cd916321f1c8a63bd9fafb52a478ac65b3e86a33966bbfce60f5e46ffee6b8c.exe	100

C:\Users\Admin\AppData\Local\Temp\8cd916321f1c8a63bd9fafb52a478ac65b3e86a33966bbfce60f5e46ffee6b8c.exe
"C:\Users\Admin\AppData\Local\Temp\8cd916321f1c8a63bd9fafb52a478ac65b3e86a33966bbfce60f5e46ffee6b8c.exe"
1⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1280
- C:\227701124712888\lsass.exe
  C:\227701124712888\lsass.exe
  2⤵
  - Windows security bypass
  - Executes dropped EXE
  - Windows security modification
  - System Location Discovery: System Language Discovery
  PID:1584

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

lsass.exe

Path C:\227701124712888\lsass.exe
Size 112KB
SHA256 8cd916321f1c8a63bd9fafb52a478ac65b3e86a33966bbfce60f5e46ffee6b8c
MD5 2d5e7babf1b2d92b56fda0b9044f889a
SHA1 d2f1f6a1e267172fc183a0d1a2affdd26145f59d
SHA512 68167664fc5e957b9aee18713ddf975823a73713d6c2fe31f532dcb53bee280a7fbfda68961a514d049558c602d74e91b24995fc1153e3f376cea5ebc7f93688
SSDEEP 3072:8q7DiX2FNAVWllSP8QLZwgtTIFFjB/0SA:N7DiQWTlZw3FjJA
MD5 SHA1 SHA512 SSDEEP

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Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads