phorphiex | a815537901e8b0da0482719a8182f7444ee13003389121d283cff481f0b8383e

General

Target

a815537901e8b0da0482719a8182f7444ee13003389121d283cff481f0b8383eN.exe
Size

418KB
MD5

d3e072cbf7566f7e60c2c4ae7689b390
SHA1

73f73a2287381db84ad7071c09a0359bb86f6e35
SHA256

a815537901e8b0da0482719a8182f7444ee13003389121d283cff481f0b8383e
SHA512

67ed87663d96f52697d96a2aef366728058b77f9889b8c875e12f20aa3ca86072b769b33d55c44acb9b794072759f11851d67a260185e2e50505cb49788d9068
SSDEEP

6144:Tyqx5ViWVR8hMdKBeZLGNf8Jmaun1fkCv1NKYQeGuDDZ/fpC7UEAsx5hg:+qxihMMBedJ9un1fkC3K3eGg1fM7Ms3+

Score

10^/10

phorphiex discovery evasion loader persistence trojan worm

Malware Config

Extracted

Family

phorphiex

C2

http://185.176.27.132/

http://urusurofhsorhfuuhr.su/

http://aeifaeifhutuhuhusr.su/

http://rzhsudhugugfugugsr.su/

http://bfagzzezgaegzgfair.su/

http://eaeuafhuaegfugeudr.su/

http://aeufuaehfiuehfuhfr.su/

http://daedagheauehfuuhfr.su/

http://aeoughaoheguaoehdr.su/

http://eguaheoghouughahsr.su/

http://huaeokaefoaeguaehr.su/

http://afaeigaifgsgrhhafr.su/

http://afaigaeigieufuifir.su/

http://geauhouefheuutiiir.su/

http://gaoheeuofhefefhutr.su/

http://gaouehaehfoaeajrsr.su/

http://gaohrhurhuhruhfsdr.su/

http://gaghpaheiafhjefijr.su/

http://gaoehuoaoefhuhfugr.su/

http://aegohaohuoruitiier.su/

Wallets

18bzpjFfo5JQ41GzzUNRMgcE7WwQwpqFrR

qzrlc85n7vu220yz2ev2vzdyanzpewfx4y9ntufhuz

XhEqUEiD1bLxA8mRePYqLSqzZfLXp1X74m

D6tmLUzcMLo6iMCjG8NCgTefkn5tw3L5Lm

0xab1b250d67d08bf73ac864ea57af8cf762a29649

LhGa2pRATCyusFbYRhJSoyXrx3om9Yxnca

t1ZaBJjdvxKaqTmNV2qjDVK3FtpLL73ZXcj

Attributes

user_agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:67.0) Gecko/20100101 Firefox/67.0

Signatures

Modifies Windows Defender Real-time Protection settings 3 TTPs 4 IoCs

evasion trojan

Modify Registry

T1112

Windows Service

T1543.003

Disable or Modify Tools

T1562.001

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1"	sysbmxj.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1"	sysbmxj.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection	sysbmxj.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1"	sysbmxj.exe

Phorphiex family
phorphiex

Phorphiex payload 6 IoCs

resource	yara_rule
behavioral1/memory/2432-3-0x0000000000320000-0x000000000032E000-memory.dmp	family_phorphiex
behavioral1/memory/2432-6-0x0000000000320000-0x000000000032E000-memory.dmp	family_phorphiex
behavioral1/memory/2432-17-0x0000000000320000-0x000000000032E000-memory.dmp	family_phorphiex
behavioral1/memory/2212-18-0x0000000000330000-0x000000000033E000-memory.dmp	family_phorphiex
behavioral1/memory/2212-20-0x0000000000330000-0x000000000033E000-memory.dmp	family_phorphiex
behavioral1/memory/2212-24-0x0000000000330000-0x000000000033E000-memory.dmp	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"	sysbmxj.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesOverride = "1"	sysbmxj.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallOverride = "1"	sysbmxj.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1"	sysbmxj.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1"	sysbmxj.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallDisableNotify = "1"	sysbmxj.exe

Executes dropped EXE 1 IoCs

pid	Process
2212	sysbmxj.exe

Loads dropped DLL 1 IoCs

pid	Process
2432	a815537901e8b0da0482719a8182f7444ee13003389121d283cff481f0b8383eN.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\AntiVirusOverride = "1"	sysbmxj.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesOverride = "1"	sysbmxj.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallOverride = "1"	sysbmxj.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1"	sysbmxj.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1"	sysbmxj.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AutoUpdateDisableNotify = "1"	sysbmxj.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallDisableNotify = "1"	sysbmxj.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\Microsoft Windows Driver = "C:\\Windows\\2044227995\\sysbmxj.exe"	a815537901e8b0da0482719a8182f7444ee13003389121d283cff481f0b8383eN.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2039016743-699959520-214465309-1000\Software\Microsoft\Windows\CurrentVersion\Run\Microsoft Windows Driver = "C:\\Windows\\2044227995\\sysbmxj.exe"	a815537901e8b0da0482719a8182f7444ee13003389121d283cff481f0b8383eN.exe

Drops file in Windows directory 3 IoCs

description	ioc	Process
File created	C:\Windows\2044227995\sysbmxj.exe	a815537901e8b0da0482719a8182f7444ee13003389121d283cff481f0b8383eN.exe
File opened for modification	C:\Windows\2044227995\sysbmxj.exe	a815537901e8b0da0482719a8182f7444ee13003389121d283cff481f0b8383eN.exe
File opened for modification	C:\Windows\2044227995	a815537901e8b0da0482719a8182f7444ee13003389121d283cff481f0b8383eN.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	a815537901e8b0da0482719a8182f7444ee13003389121d283cff481f0b8383eN.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	sysbmxj.exe

Suspicious behavior: EnumeratesProcesses 18 IoCs

pid	Process
2432	a815537901e8b0da0482719a8182f7444ee13003389121d283cff481f0b8383eN.exe
2432	a815537901e8b0da0482719a8182f7444ee13003389121d283cff481f0b8383eN.exe
2432	a815537901e8b0da0482719a8182f7444ee13003389121d283cff481f0b8383eN.exe
2432	a815537901e8b0da0482719a8182f7444ee13003389121d283cff481f0b8383eN.exe
2432	a815537901e8b0da0482719a8182f7444ee13003389121d283cff481f0b8383eN.exe
2432	a815537901e8b0da0482719a8182f7444ee13003389121d283cff481f0b8383eN.exe
2432	a815537901e8b0da0482719a8182f7444ee13003389121d283cff481f0b8383eN.exe
2432	a815537901e8b0da0482719a8182f7444ee13003389121d283cff481f0b8383eN.exe
2432	a815537901e8b0da0482719a8182f7444ee13003389121d283cff481f0b8383eN.exe
2212	sysbmxj.exe
2212	sysbmxj.exe
2212	sysbmxj.exe
2212	sysbmxj.exe
2212	sysbmxj.exe
2212	sysbmxj.exe
2212	sysbmxj.exe
2212	sysbmxj.exe
2212	sysbmxj.exe

Suspicious use of AdjustPrivilegeToken 28 IoCs

description	pid	Process
Token: 35	2432	a815537901e8b0da0482719a8182f7444ee13003389121d283cff481f0b8383eN.exe
Token: 35	2432	a815537901e8b0da0482719a8182f7444ee13003389121d283cff481f0b8383eN.exe
Token: 35	2432	a815537901e8b0da0482719a8182f7444ee13003389121d283cff481f0b8383eN.exe
Token: 35	2432	a815537901e8b0da0482719a8182f7444ee13003389121d283cff481f0b8383eN.exe
Token: 35	2432	a815537901e8b0da0482719a8182f7444ee13003389121d283cff481f0b8383eN.exe
Token: 35	2432	a815537901e8b0da0482719a8182f7444ee13003389121d283cff481f0b8383eN.exe
Token: 35	2432	a815537901e8b0da0482719a8182f7444ee13003389121d283cff481f0b8383eN.exe
Token: 35	2432	a815537901e8b0da0482719a8182f7444ee13003389121d283cff481f0b8383eN.exe
Token: 35	2432	a815537901e8b0da0482719a8182f7444ee13003389121d283cff481f0b8383eN.exe
Token: 35	2432	a815537901e8b0da0482719a8182f7444ee13003389121d283cff481f0b8383eN.exe
Token: 35	2432	a815537901e8b0da0482719a8182f7444ee13003389121d283cff481f0b8383eN.exe
Token: 35	2432	a815537901e8b0da0482719a8182f7444ee13003389121d283cff481f0b8383eN.exe
Token: 35	2432	a815537901e8b0da0482719a8182f7444ee13003389121d283cff481f0b8383eN.exe
Token: SeDebugPrivilege	2432	a815537901e8b0da0482719a8182f7444ee13003389121d283cff481f0b8383eN.exe
Token: 35	2212	sysbmxj.exe
Token: 35	2212	sysbmxj.exe
Token: 35	2212	sysbmxj.exe
Token: 35	2212	sysbmxj.exe
Token: 35	2212	sysbmxj.exe
Token: 35	2212	sysbmxj.exe
Token: 35	2212	sysbmxj.exe
Token: 35	2212	sysbmxj.exe
Token: 35	2212	sysbmxj.exe
Token: 35	2212	sysbmxj.exe
Token: 35	2212	sysbmxj.exe
Token: 35	2212	sysbmxj.exe
Token: 35	2212	sysbmxj.exe
Token: SeDebugPrivilege	2212	sysbmxj.exe

Suspicious use of SetWindowsHookEx 4 IoCs

pid	Process
2432	a815537901e8b0da0482719a8182f7444ee13003389121d283cff481f0b8383eN.exe
2432	a815537901e8b0da0482719a8182f7444ee13003389121d283cff481f0b8383eN.exe
2212	sysbmxj.exe
2212	sysbmxj.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2432 wrote to memory of 2212	2432	a815537901e8b0da0482719a8182f7444ee13003389121d283cff481f0b8383eN.exe	30
PID 2432 wrote to memory of 2212	2432	a815537901e8b0da0482719a8182f7444ee13003389121d283cff481f0b8383eN.exe	30
PID 2432 wrote to memory of 2212	2432	a815537901e8b0da0482719a8182f7444ee13003389121d283cff481f0b8383eN.exe	30
PID 2432 wrote to memory of 2212	2432	a815537901e8b0da0482719a8182f7444ee13003389121d283cff481f0b8383eN.exe	30

C:\Users\Admin\AppData\Local\Temp\a815537901e8b0da0482719a8182f7444ee13003389121d283cff481f0b8383eN.exe
"C:\Users\Admin\AppData\Local\Temp\a815537901e8b0da0482719a8182f7444ee13003389121d283cff481f0b8383eN.exe"
1⤵
- Loads dropped DLL
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2432
- C:\Windows\2044227995\sysbmxj.exe
  C:\Windows\2044227995\sysbmxj.exe
  2⤵
  - Modifies Windows Defender Real-time Protection settings
  - Windows security bypass
  - Executes dropped EXE
  - Windows security modification
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  PID:2212

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

Create or Modify System Process

1

T1543

Windows Service

1

T1543.003

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Create or Modify System Process

1

T1543

Windows Service

1

T1543.003

Defense Evasion

Impair Defenses

3

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

\Windows\2044227995\sysbmxj.exe

Filesize
418KB

MD5
d3e072cbf7566f7e60c2c4ae7689b390

SHA1
73f73a2287381db84ad7071c09a0359bb86f6e35

SHA256
a815537901e8b0da0482719a8182f7444ee13003389121d283cff481f0b8383e

SHA512
67ed87663d96f52697d96a2aef366728058b77f9889b8c875e12f20aa3ca86072b769b33d55c44acb9b794072759f11851d67a260185e2e50505cb49788d9068

Download Submit
memory/2212-24-0x0000000000330000-0x000000000033E000-memory.dmp

Filesize
56KB

Download
memory/2212-21-0x0000000000400000-0x0000000000470000-memory.dmp

Filesize
448KB

Download
memory/2212-20-0x0000000000330000-0x000000000033E000-memory.dmp

Filesize
56KB

Download
memory/2212-18-0x0000000000330000-0x000000000033E000-memory.dmp

Filesize
56KB

Download
memory/2212-16-0x0000000000400000-0x0000000000470000-memory.dmp

Filesize
448KB

Download
memory/2432-3-0x0000000000320000-0x000000000032E000-memory.dmp

Filesize
56KB

Download
memory/2432-7-0x0000000000436000-0x000000000043E000-memory.dmp

Filesize
32KB

Download
memory/2432-12-0x0000000002100000-0x0000000002170000-memory.dmp

Filesize
448KB

Download
memory/2432-6-0x0000000000320000-0x000000000032E000-memory.dmp

Filesize
56KB

Download
memory/2432-17-0x0000000000320000-0x000000000032E000-memory.dmp

Filesize
56KB

Download
memory/2432-5-0x0000000000400000-0x0000000000470000-memory.dmp

Filesize
448KB

Download
memory/2432-0-0x0000000000400000-0x0000000000470000-memory.dmp

Filesize
448KB

Download
memory/2432-2-0x0000000000436000-0x000000000043E000-memory.dmp

Filesize
32KB

Download
memory/2432-1-0x0000000000400000-0x0000000000470000-memory.dmp

Filesize
448KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads