phorphiex | 85dad1af725eba916e1568cc4709bb6f2c3050108cc2563698b4ab4d158d71a1

Analysis

max time kernel
149s
max time network
154s
platform
windows10-2004_x64
resource
win10v2004-20231023-en
resource tags

arch:x64arch:x86image:win10v2004-20231023-enlocale:en-usos:windows10-2004-x64system
submitted
02/11/2023, 12:10

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General

Target
NEAS.db925598a39d9f07c76b679b13095e80.exe
Size 1.6MB
Sample231102-pccwhsde89
SHA256 85dad1af725eba916e1568cc4709bb6f2c3050108cc2563698b4ab4d158d71a1
MD5 db925598a39d9f07c76b679b13095e80
SHA1 961aff21c1e5e6d3d73b25ec055b9bdadc794b07
SHA512 6fe012f38f0ca7eb0744ed0f5eaf615f389dbfb4ee5b8c40fed9b19ef0bd99659217961422de49c1ffa6f519ba61ea63922693b499a7981612189d5adb162529
SSDEEP 24576:mLILY8Xu/3y8UsG2BgYLicwnklCHdebUKyZURQ1TgjTs:xYrC8UsGuTwkCHdeQKyZURQ1EjTs
MD5 SHA1 SHA512 SSDEEP

Score

10^/10

phorphiex evasion loader persistence trojan worm

Malware Config

Extracted

Family

phorphiex

http://185.215.113.66/

Wallets

0xAa3ea4838e8E3F6a1922c6B67E3cD6efD1ff175b
THRUoPK7oYqF7YyKZJvPYwTH35JsPZVPto
1Hw9tx4KyTq4oRoLVhPb4hjDJcLhEa4Tn6
qr89hag2967ef604ud3lw4pq8hmn69n46czwdnx3ut
XtxFdsKkRN3oVDXtN2ipcHeNi87basT2sL
LXMNcn9D8FQKzGNLjdSyR9dEM8Rsh9NzyX
rwn7tb5KQjXEjH42GgdHWHec5PPhVgqhSH
ARML6g7zynrwUHJbFJCCzMPiysUFXYBGgQ
48jYpFT6bT8MTeph7VsyzCQeDsGHqdQNc2kUkRFJPzfRHHjarBvBtudPUtParMkDzZbYBrd3yntWBQcsnVBNeeMbN9EXifg
3PL7YCa4akNYzuScqQwiSbtTP9q9E9PLreC
3FerB8kUraAVGCVCNkgv57zTBjUGjAUkU3
D9AJWrbYsidS9rAU146ifLRu1fzX9oQYSH
t1gvVWHnjbGTsoWXEyoTFojc2GqEzBgvbEn
bnb1cgttf7t5hu7ud3c436ufhcmy59qnkd09adqczd
bc1q0fusmmgycnhsd5cadsuz2hk8d4maausjfjypqg
bitcoincash:qr89hag2967ef604ud3lw4pq8hmn69n46czwdnx3ut
GAUCC7ZBSU2KJMHXOZD6AP5LOBGKNDPCDNRYP2CO2ACR63YCSUBNT5QE

Signatures

Phorphiex
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\AntiVirusDisableNotify = "1"	´sysesvcmw.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\UpdatesOverride = "1"	´sysesvcmw.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1"	´sysesvcmw.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\FirewallOverride = "1"	´sysesvcmw.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\FirewallDisableNotify = "1"	´sysesvcmw.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusOverride = "1"	´sysesvcmw.exe

Downloads MZ/PE file

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-1-5-21-3125601242-331447593-1512828465-1000\Control Panel\International\Geo\Nation	NEAS.db925598a39d9f07c76b679b13095e80.exe

Executes dropped EXE 3 IoCs

pid	Process
4592	F9A2.exe
2812	270394519.exe
4740	´sysesvcmw.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"	´sysesvcmw.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1"	´sysesvcmw.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\UpdatesOverride = "1"	´sysesvcmw.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1"	´sysesvcmw.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\FirewallOverride = "1"	´sysesvcmw.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\FirewallDisableNotify = "1"	´sysesvcmw.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiSpywareOverride = "1"	´sysesvcmw.exe

Adds Run key to start application 2 TTPs 3 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\\´sysesvcmw.exe"	270394519.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3125601242-331447593-1512828465-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\mls = "\"C:\\Users\\Admin\\AppData\\Roaming\\RAC\\mls.exe\" -s"	NEAS.db925598a39d9f07c76b679b13095e80.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3125601242-331447593-1512828465-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\svcsc.exe = "C:\\Users\\Admin\\AppData\\Roaming\\RAC\\svcsc.exe"	NEAS.db925598a39d9f07c76b679b13095e80.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File created	C:\Windows\´sysesvcmw.exe	270394519.exe
File opened for modification	C:\Windows\´sysesvcmw.exe	270394519.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 3964 wrote to memory of 4592	3964	NEAS.db925598a39d9f07c76b679b13095e80.exe	91
PID 3964 wrote to memory of 4592	3964	NEAS.db925598a39d9f07c76b679b13095e80.exe	91
PID 3964 wrote to memory of 4592	3964	NEAS.db925598a39d9f07c76b679b13095e80.exe	91
PID 4592 wrote to memory of 2812	4592	F9A2.exe	92
PID 4592 wrote to memory of 2812	4592	F9A2.exe	92
PID 4592 wrote to memory of 2812	4592	F9A2.exe	92
PID 2812 wrote to memory of 4740	2812	270394519.exe	97
PID 2812 wrote to memory of 4740	2812	270394519.exe	97
PID 2812 wrote to memory of 4740	2812	270394519.exe	97

C:\Users\Admin\AppData\Local\Temp\NEAS.db925598a39d9f07c76b679b13095e80.exe
"C:\Users\Admin\AppData\Local\Temp\NEAS.db925598a39d9f07c76b679b13095e80.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:3964
- C:\Users\Admin\AppData\Local\Temp\F9A2.exe
  "C:\Users\Admin\AppData\Local\Temp\F9A2.exe"
  2⤵
  - Executes dropped EXE
  - Suspicious use of WriteProcessMemory
  PID:4592
- - C:\Users\Admin\AppData\Local\Temp\270394519.exe
    C:\Users\Admin\AppData\Local\Temp\270394519.exe
    3⤵
    - Executes dropped EXE
    - Adds Run key to start application
    - Drops file in Windows directory
    - Suspicious use of WriteProcessMemory
    PID:2812
  - - C:\Windows\´sysesvcmw.exe
      C:\Windows\´sysesvcmw.exe
      4⤵
      Windows security bypass
      Executes dropped EXE
      Windows security modification
      PID:4740

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

Impair Defenses

T1562

Disable or Modify Tools

T1562.001

Modify Registry

T1112

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

2035930851.tmp

Path C:\Users\Admin\AppData\Local\Temp\2035930851.tmp
Size 1.6MB
SHA256 85dad1af725eba916e1568cc4709bb6f2c3050108cc2563698b4ab4d158d71a1
MD5 db925598a39d9f07c76b679b13095e80
SHA1 961aff21c1e5e6d3d73b25ec055b9bdadc794b07
SHA512 6fe012f38f0ca7eb0744ed0f5eaf615f389dbfb4ee5b8c40fed9b19ef0bd99659217961422de49c1ffa6f519ba61ea63922693b499a7981612189d5adb162529
SSDEEP 24576:mLILY8Xu/3y8UsG2BgYLicwnklCHdebUKyZURQ1TgjTs:xYrC8UsGuTwkCHdeQKyZURQ1EjTs
MD5 SHA1 SHA512 SSDEEP

Submit Download

270394519.exe

Path C:\Users\Admin\AppData\Local\Temp\270394519.exe
Size 79KB
SHA256 d2b6791fb169c2c87d9fbc2846525dbbbecef3bf112259214b1b4da907d580ef
MD5 90cbeadcda0ad6d4302c36aa9fd2a53c
SHA1 72326251a563e16eeec31d7e1f7bed9d99563246
SHA512 4b24d4970896a19178b290ff35ecfd6e5db08b74426992cdb02a0f19d792f92c6230507a376262f77375330e5d8adea139c072a29774e915bedb82840e1bee76
SSDEEP 1536:T3Mz8M4xQ21dFtb4Jn6wfpSzSLGcmRfFN8R+eeeeeeeeWeeeee:4wMH2zbb4x6wxTLGcmRfFN8R
MD5 SHA1 SHA512 SSDEEP

Submit Download

270394519.exe

Path C:\Users\Admin\AppData\Local\Temp\270394519.exe
Size 79KB
SHA256 d2b6791fb169c2c87d9fbc2846525dbbbecef3bf112259214b1b4da907d580ef
MD5 90cbeadcda0ad6d4302c36aa9fd2a53c
SHA1 72326251a563e16eeec31d7e1f7bed9d99563246
SHA512 4b24d4970896a19178b290ff35ecfd6e5db08b74426992cdb02a0f19d792f92c6230507a376262f77375330e5d8adea139c072a29774e915bedb82840e1bee76
SSDEEP 1536:T3Mz8M4xQ21dFtb4Jn6wfpSzSLGcmRfFN8R+eeeeeeeeWeeeee:4wMH2zbb4x6wxTLGcmRfFN8R
MD5 SHA1 SHA512 SSDEEP

Submit Download

F9A2.exe

Path C:\Users\Admin\AppData\Local\Temp\F9A2.exe
Size 9KB
SHA256 5f28bba8bd23cdb5c8a3fa018727bcf365eaf31c06b7bc8d3f3097a85db037f3
MD5 2ea6c5e97869622dfe70d2b34daf564e
SHA1 45500603bf8093676b66f056924a71e04793827a
SHA512 f8f82b5875e8257206561de22ddbd8b5d9a2393e0da62f57c5a429ca233c7443c34647cc2253cf766bfaaf8177acb5c0627ab2f2418f5968f0a6fdec54244d43
SSDEEP 96:zM4LwN8GXhc1I+a8gnYFdj9DSYp+BYA8v7cVO15uJxGE9YUBz2qh3C7tCE4ecp:AwwNfC1TUYv9p+OF8JxTmUBzthcqp
MD5 SHA1 SHA512 SSDEEP

Submit Download

F9A2.exe

Path C:\Users\Admin\AppData\Local\Temp\F9A2.exe
Size 9KB
SHA256 5f28bba8bd23cdb5c8a3fa018727bcf365eaf31c06b7bc8d3f3097a85db037f3
MD5 2ea6c5e97869622dfe70d2b34daf564e
SHA1 45500603bf8093676b66f056924a71e04793827a
SHA512 f8f82b5875e8257206561de22ddbd8b5d9a2393e0da62f57c5a429ca233c7443c34647cc2253cf766bfaaf8177acb5c0627ab2f2418f5968f0a6fdec54244d43
SSDEEP 96:zM4LwN8GXhc1I+a8gnYFdj9DSYp+BYA8v7cVO15uJxGE9YUBz2qh3C7tCE4ecp:AwwNfC1TUYv9p+OF8JxTmUBzthcqp
MD5 SHA1 SHA512 SSDEEP

Submit Download

F9A2.exe

Path C:\Users\Admin\AppData\Local\Temp\F9A2.exe
Size 9KB
SHA256 5f28bba8bd23cdb5c8a3fa018727bcf365eaf31c06b7bc8d3f3097a85db037f3
MD5 2ea6c5e97869622dfe70d2b34daf564e
SHA1 45500603bf8093676b66f056924a71e04793827a
SHA512 f8f82b5875e8257206561de22ddbd8b5d9a2393e0da62f57c5a429ca233c7443c34647cc2253cf766bfaaf8177acb5c0627ab2f2418f5968f0a6fdec54244d43
SSDEEP 96:zM4LwN8GXhc1I+a8gnYFdj9DSYp+BYA8v7cVO15uJxGE9YUBz2qh3C7tCE4ecp:AwwNfC1TUYv9p+OF8JxTmUBzthcqp
MD5 SHA1 SHA512 SSDEEP

Submit Download

´sysesvcmw.exe

Path C:\Windows\´sysesvcmw.exe
Size 79KB
SHA256 d2b6791fb169c2c87d9fbc2846525dbbbecef3bf112259214b1b4da907d580ef
MD5 90cbeadcda0ad6d4302c36aa9fd2a53c
SHA1 72326251a563e16eeec31d7e1f7bed9d99563246
SHA512 4b24d4970896a19178b290ff35ecfd6e5db08b74426992cdb02a0f19d792f92c6230507a376262f77375330e5d8adea139c072a29774e915bedb82840e1bee76
SSDEEP 1536:T3Mz8M4xQ21dFtb4Jn6wfpSzSLGcmRfFN8R+eeeeeeeeWeeeee:4wMH2zbb4x6wxTLGcmRfFN8R
MD5 SHA1 SHA512 SSDEEP

Submit Download

´sysesvcmw.exe

Path C:\Windows\´sysesvcmw.exe
Size 79KB
SHA256 d2b6791fb169c2c87d9fbc2846525dbbbecef3bf112259214b1b4da907d580ef
MD5 90cbeadcda0ad6d4302c36aa9fd2a53c
SHA1 72326251a563e16eeec31d7e1f7bed9d99563246
SHA512 4b24d4970896a19178b290ff35ecfd6e5db08b74426992cdb02a0f19d792f92c6230507a376262f77375330e5d8adea139c072a29774e915bedb82840e1bee76
SSDEEP 1536:T3Mz8M4xQ21dFtb4Jn6wfpSzSLGcmRfFN8R+eeeeeeeeWeeeee:4wMH2zbb4x6wxTLGcmRfFN8R
MD5 SHA1 SHA512 SSDEEP

Submit Download

´sysesvcmw.exe

Path C:\Windows\´sysesvcmw.exe
Size 79KB
SHA256 d2b6791fb169c2c87d9fbc2846525dbbbecef3bf112259214b1b4da907d580ef
MD5 90cbeadcda0ad6d4302c36aa9fd2a53c
SHA1 72326251a563e16eeec31d7e1f7bed9d99563246
SHA512 4b24d4970896a19178b290ff35ecfd6e5db08b74426992cdb02a0f19d792f92c6230507a376262f77375330e5d8adea139c072a29774e915bedb82840e1bee76
SSDEEP 1536:T3Mz8M4xQ21dFtb4Jn6wfpSzSLGcmRfFN8R+eeeeeeeeWeeeee:4wMH2zbb4x6wxTLGcmRfFN8R
MD5 SHA1 SHA512 SSDEEP

Submit Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads