Malware Analysis Report

2025-05-28 15:16

Sample ID 250515-xend2acp2t
Target 2025-05-15_aa77925ecf15058d401960a4239117d9_amadey_black-basta_elex_luca-stealer
SHA256 f6b5a14dd662f5b0c316952fbf4b0bcdacacd2a7aa53b3c1a669d3877adedfd2
Tags
phorphiex discovery loader persistence trojan worm
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK

Enterprise Matrix V16

Analysis: static1

Detonation Overview

Signatures

Analysis: behavioral1

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis Overview

score
10/10

SHA256

f6b5a14dd662f5b0c316952fbf4b0bcdacacd2a7aa53b3c1a669d3877adedfd2

Threat Level: Known bad

The file 2025-05-15_aa77925ecf15058d401960a4239117d9_amadey_black-basta_elex_luca-stealer was found to be: Known bad.

Malicious Activity Summary

phorphiex discovery loader persistence trojan worm

Phorphiex payload

Phorphiex, Phorpiex

Phorphiex family

Downloads MZ/PE file

Executes dropped EXE

Adds Run key to start application

Drops file in Windows directory

Unsigned PE

System Location Discovery: System Language Discovery

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2025-05-15 18:46

Signatures

Unsigned PE

Description Indicator Process Target
N/A N/A N/A N/A

Analysis: behavioral1

Detonation Overview

Submitted

2025-05-15 18:46

Reported

2025-05-15 18:48

Platform

win10v2004-20250502-en

Max time kernel

148s

Max time network

154s

Command Line

"C:\Users\Admin\AppData\Local\Temp\2025-05-15_aa77925ecf15058d401960a4239117d9_amadey_black-basta_elex_luca-stealer.exe"

Signatures

Phorphiex family

phorphiex

Phorphiex payload

Description Indicator Process Target
N/A N/A N/A N/A

Phorphiex, Phorpiex

worm trojan loader phorphiex

Adds Run key to start application

persistence
Description Indicator Process Target
Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Windows Settings = "C:\\Windows\\syscrondvr.exe" C:\Users\Admin\AppData\Local\Temp\107222796.exe N/A

Drops file in Windows directory

Description Indicator Process Target
File created C:\Windows\syscrondvr.exe C:\Users\Admin\AppData\Local\Temp\107222796.exe N/A
File opened for modification C:\Windows\syscrondvr.exe C:\Users\Admin\AppData\Local\Temp\107222796.exe N/A

System Location Discovery: System Language Discovery

discovery
Description Indicator Process Target
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Windows\syscrondvr.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\214554010.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\2025-05-15_aa77925ecf15058d401960a4239117d9_amadey_black-basta_elex_luca-stealer.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\A0F3.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\107222796.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 2160 wrote to memory of 6116 N/A C:\Users\Admin\AppData\Local\Temp\2025-05-15_aa77925ecf15058d401960a4239117d9_amadey_black-basta_elex_luca-stealer.exe C:\Users\Admin\AppData\Local\Temp\A0F3.exe
PID 2160 wrote to memory of 6116 N/A C:\Users\Admin\AppData\Local\Temp\2025-05-15_aa77925ecf15058d401960a4239117d9_amadey_black-basta_elex_luca-stealer.exe C:\Users\Admin\AppData\Local\Temp\A0F3.exe
PID 2160 wrote to memory of 6116 N/A C:\Users\Admin\AppData\Local\Temp\2025-05-15_aa77925ecf15058d401960a4239117d9_amadey_black-basta_elex_luca-stealer.exe C:\Users\Admin\AppData\Local\Temp\A0F3.exe
PID 6116 wrote to memory of 2448 N/A C:\Users\Admin\AppData\Local\Temp\A0F3.exe C:\Users\Admin\AppData\Local\Temp\107222796.exe
PID 6116 wrote to memory of 2448 N/A C:\Users\Admin\AppData\Local\Temp\A0F3.exe C:\Users\Admin\AppData\Local\Temp\107222796.exe
PID 6116 wrote to memory of 2448 N/A C:\Users\Admin\AppData\Local\Temp\A0F3.exe C:\Users\Admin\AppData\Local\Temp\107222796.exe
PID 2448 wrote to memory of 4140 N/A C:\Users\Admin\AppData\Local\Temp\107222796.exe C:\Windows\syscrondvr.exe
PID 2448 wrote to memory of 4140 N/A C:\Users\Admin\AppData\Local\Temp\107222796.exe C:\Windows\syscrondvr.exe
PID 2448 wrote to memory of 4140 N/A C:\Users\Admin\AppData\Local\Temp\107222796.exe C:\Windows\syscrondvr.exe
PID 1964 wrote to memory of 4740 N/A C:\Windows\system32\cmd.exe C:\Windows\syscrondvr.exe
PID 1964 wrote to memory of 4740 N/A C:\Windows\system32\cmd.exe C:\Windows\syscrondvr.exe
PID 1964 wrote to memory of 4740 N/A C:\Windows\system32\cmd.exe C:\Windows\syscrondvr.exe
PID 4140 wrote to memory of 1016 N/A C:\Windows\syscrondvr.exe C:\Users\Admin\AppData\Local\Temp\214554010.exe
PID 4140 wrote to memory of 1016 N/A C:\Windows\syscrondvr.exe C:\Users\Admin\AppData\Local\Temp\214554010.exe
PID 4140 wrote to memory of 1016 N/A C:\Windows\syscrondvr.exe C:\Users\Admin\AppData\Local\Temp\214554010.exe

Processes

C:\Users\Admin\AppData\Local\Temp\2025-05-15_aa77925ecf15058d401960a4239117d9_amadey_black-basta_elex_luca-stealer.exe

"C:\Users\Admin\AppData\Local\Temp\2025-05-15_aa77925ecf15058d401960a4239117d9_amadey_black-basta_elex_luca-stealer.exe"

C:\Users\Admin\AppData\Local\Temp\A0F3.exe

"C:\Users\Admin\AppData\Local\Temp\A0F3.exe"

C:\Users\Admin\AppData\Local\Temp\107222796.exe

C:\Users\Admin\AppData\Local\Temp\107222796.exe

C:\Windows\system32\cmd.exe

C:\Windows\system32\cmd.exe /c C:\Windows\syscrondvr.exe

C:\Windows\syscrondvr.exe

C:\Windows\syscrondvr.exe

C:\Windows\syscrondvr.exe

C:\Windows\syscrondvr.exe

C:\Users\Admin\AppData\Local\Temp\214554010.exe

C:\Users\Admin\AppData\Local\Temp\214554010.exe

Network

Country Destination Domain Proto
UA 185.156.72.39:80 185.156.72.39 tcp
US 8.8.8.8:53 g.bing.com udp
US 150.171.27.10:443 g.bing.com tcp
N/A 10.127.0.1:12000 tcp
N/A 10.127.0.1:12000 tcp
UA 185.156.72.39:80 185.156.72.39 tcp
UA 185.156.72.39:80 185.156.72.39 tcp
UA 185.156.72.39:80 185.156.72.39 tcp
NL 45.141.233.6:80 45.141.233.6 tcp
US 8.8.8.8:53 tse1.mm.bing.net udp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 8.8.8.8:53 c.pki.goog udp
FR 142.251.37.35:80 c.pki.goog tcp
US 8.8.8.8:53 www.update.microsoft.com udp
US 20.72.235.82:80 www.update.microsoft.com tcp
RU 46.159.170.65:40500 udp
MX 189.150.81.54:40500 tcp
IR 5.233.230.251:40500 udp
UZ 195.158.22.210:40500 udp
MX 201.114.193.183:40500 udp
IR 46.100.253.249:40500 udp
NL 104.110.240.131:443 www.bing.com tcp
KZ 176.124.87.226:40500 udp
IR 5.75.48.46:40500 tcp
KZ 89.218.133.68:40500 udp
KZ 2.133.162.140:40500 udp
IR 2.190.241.242:40500 udp
YE 188.240.99.83:40500 udp
KZ 92.47.124.246:40500 udp
YE 134.35.48.183:40500 tcp
KZ 92.47.185.41:40500 udp
N/A 172.16.16.140:40500 udp
MX 189.142.107.69:40500 udp
DZ 41.101.164.168:40500 udp
UZ 217.30.163.6:40500 udp
IR 5.238.128.85:40500 tcp

Files

C:\Users\Admin\AppData\Local\Temp\A0F3.exe

MD5 0ec46393976eb51f307cc11d80bae845
SHA1 69d4cb168f3a1b97c37a0ba1519d0adb1ff7e245
SHA256 252171bdaa35d19f872c165e861b03d347a4afb85d7a03d02f8eae09d191038d
SHA512 803351760e3c422e4825103235e13085004b3418b483a2c646aafaef62b7212a1ba4ed28469134a236c5b6121e6a748ba958bbae2dbe4afe9f9f45704928d31f

C:\Users\Admin\AppData\Local\Temp\107222796.exe

MD5 f30fdbf3448f67cbc3566f31729cb7a6
SHA1 fbf005c38f4a1c2e86817a2cb70406fc241f2c90
SHA256 81783b558904becc5b86553faba9525070de5f43339766eb1c025bcfbfe1eef8
SHA512 b428df2c8f8b4a002c8d7e1bfd9926e5cf95ee998688a2c360b8551e80be5bfbfa17ef210bea35f247da4a5c8a940fb5dba49f4786da9a74e5d001b771c8e9a8

C:\Users\Admin\AppData\Local\Temp\214554010.exe

MD5 c08cfa523c9377d3ae24fdb373b3ae13
SHA1 5289219770ad28b0fa4f0bdd91817f76bd6be222
SHA256 326c70a965d4e642275c26cd913e268b1db89edd59b31a86ee600a7a9c664eb0
SHA512 c91acd580ac832d5fed363a9a2b98b724a255d82e4fdda6eca62133feb5e60dd79a8caca36597a52bfbfa907a44208c48b15142e2e6020db219d14e970c3f57c