Malware Analysis Report

2025-05-28 15:16

Sample ID 250515-w7szjszygt
Target 2025-05-15_485950b77a3e79a4472f9e2e7468b7e8_amadey_black-basta_elex_hijackloader_luca-stealer_smoke-loader
SHA256 1745a7d3883cb2c1ac0a3b88526c8d198b7a78bf36cd03fec9201066e0b18d46
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: behavioral2

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis Overview

score
10/10

SHA256

1745a7d3883cb2c1ac0a3b88526c8d198b7a78bf36cd03fec9201066e0b18d46

Threat Level: Known bad

The file 2025-05-15_485950b77a3e79a4472f9e2e7468b7e8_amadey_black-basta_elex_hijackloader_luca-stealer_smoke-loader 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

System Location Discovery: System Language Discovery

Unsigned PE

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2025-05-15 18:34

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2025-05-15 18:34

Reported

2025-05-15 18:36

Platform

win10v2004-20250502-en

Max time kernel

148s

Max time network

151s

Command Line

"C:\Users\Admin\AppData\Local\Temp\2025-05-15_485950b77a3e79a4472f9e2e7468b7e8_amadey_black-basta_elex_hijackloader_luca-stealer_smoke-loader.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\1523326082.exe N/A

Drops file in Windows directory

Description Indicator Process Target
File created C:\Windows\syscrondvr.exe C:\Users\Admin\AppData\Local\Temp\1523326082.exe N/A
File opened for modification C:\Windows\syscrondvr.exe C:\Users\Admin\AppData\Local\Temp\1523326082.exe N/A

System Location Discovery: System Language Discovery

discovery
Description Indicator Process Target
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\2025-05-15_485950b77a3e79a4472f9e2e7468b7e8_amadey_black-basta_elex_hijackloader_luca-stealer_smoke-loader.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\6FA2.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\1523326082.exe N/A
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\139527756.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 2652 wrote to memory of 740 N/A C:\Users\Admin\AppData\Local\Temp\2025-05-15_485950b77a3e79a4472f9e2e7468b7e8_amadey_black-basta_elex_hijackloader_luca-stealer_smoke-loader.exe C:\Users\Admin\AppData\Local\Temp\6FA2.exe
PID 2652 wrote to memory of 740 N/A C:\Users\Admin\AppData\Local\Temp\2025-05-15_485950b77a3e79a4472f9e2e7468b7e8_amadey_black-basta_elex_hijackloader_luca-stealer_smoke-loader.exe C:\Users\Admin\AppData\Local\Temp\6FA2.exe
PID 2652 wrote to memory of 740 N/A C:\Users\Admin\AppData\Local\Temp\2025-05-15_485950b77a3e79a4472f9e2e7468b7e8_amadey_black-basta_elex_hijackloader_luca-stealer_smoke-loader.exe C:\Users\Admin\AppData\Local\Temp\6FA2.exe
PID 740 wrote to memory of 4828 N/A C:\Users\Admin\AppData\Local\Temp\6FA2.exe C:\Users\Admin\AppData\Local\Temp\1523326082.exe
PID 740 wrote to memory of 4828 N/A C:\Users\Admin\AppData\Local\Temp\6FA2.exe C:\Users\Admin\AppData\Local\Temp\1523326082.exe
PID 740 wrote to memory of 4828 N/A C:\Users\Admin\AppData\Local\Temp\6FA2.exe C:\Users\Admin\AppData\Local\Temp\1523326082.exe
PID 4828 wrote to memory of 3584 N/A C:\Users\Admin\AppData\Local\Temp\1523326082.exe C:\Windows\syscrondvr.exe
PID 4828 wrote to memory of 3584 N/A C:\Users\Admin\AppData\Local\Temp\1523326082.exe C:\Windows\syscrondvr.exe
PID 4828 wrote to memory of 3584 N/A C:\Users\Admin\AppData\Local\Temp\1523326082.exe C:\Windows\syscrondvr.exe
PID 2780 wrote to memory of 5112 N/A C:\Windows\system32\cmd.exe C:\Windows\syscrondvr.exe
PID 2780 wrote to memory of 5112 N/A C:\Windows\system32\cmd.exe C:\Windows\syscrondvr.exe
PID 2780 wrote to memory of 5112 N/A C:\Windows\system32\cmd.exe C:\Windows\syscrondvr.exe
PID 3584 wrote to memory of 3140 N/A C:\Windows\syscrondvr.exe C:\Users\Admin\AppData\Local\Temp\139527756.exe
PID 3584 wrote to memory of 3140 N/A C:\Windows\syscrondvr.exe C:\Users\Admin\AppData\Local\Temp\139527756.exe
PID 3584 wrote to memory of 3140 N/A C:\Windows\syscrondvr.exe C:\Users\Admin\AppData\Local\Temp\139527756.exe

Processes

C:\Users\Admin\AppData\Local\Temp\2025-05-15_485950b77a3e79a4472f9e2e7468b7e8_amadey_black-basta_elex_hijackloader_luca-stealer_smoke-loader.exe

"C:\Users\Admin\AppData\Local\Temp\2025-05-15_485950b77a3e79a4472f9e2e7468b7e8_amadey_black-basta_elex_hijackloader_luca-stealer_smoke-loader.exe"

C:\Users\Admin\AppData\Local\Temp\6FA2.exe

"C:\Users\Admin\AppData\Local\Temp\6FA2.exe"

C:\Users\Admin\AppData\Local\Temp\1523326082.exe

C:\Users\Admin\AppData\Local\Temp\1523326082.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\139527756.exe

C:\Users\Admin\AppData\Local\Temp\139527756.exe

Network

Country Destination Domain Proto
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
UA 185.156.72.39:80 185.156.72.39 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
NL 45.141.233.6:80 45.141.233.6 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 20.109.209.108:80 www.update.microsoft.com tcp
IR 2.180.126.255:40500 udp
AO 129.122.132.126:40500 tcp
KZ 92.47.62.86:40500 udp
UZ 195.158.15.3:40500 udp
UZ 80.80.213.62:40500 udp
KZ 92.47.124.246:40500 tcp
IR 46.100.253.249:40500 udp
KZ 178.88.150.172:40500 udp
MX 187.235.132.7:40500 udp
YE 178.130.101.205:40500 udp
IR 89.43.225.55:40500 udp
VE 38.196.94.231:40500 tcp
IR 2.184.156.171:40500 udp
BG 146.70.53.161:40500 udp
AO 155.89.197.173:40500 udp
UZ 217.30.160.120:40500 udp
SY 185.209.32.186:40500 udp
IR 93.115.239.2:40500 tcp
UZ 62.209.135.143:40500 udp
UA 185.156.72.39:80 185.156.72.39 tcp

Files

C:\Users\Admin\AppData\Local\Temp\6FA2.exe

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

C:\Users\Admin\AppData\Local\Temp\1523326082.exe

MD5 f30fdbf3448f67cbc3566f31729cb7a6
SHA1 fbf005c38f4a1c2e86817a2cb70406fc241f2c90
SHA256 81783b558904becc5b86553faba9525070de5f43339766eb1c025bcfbfe1eef8
SHA512 b428df2c8f8b4a002c8d7e1bfd9926e5cf95ee998688a2c360b8551e80be5bfbfa17ef210bea35f247da4a5c8a940fb5dba49f4786da9a74e5d001b771c8e9a8

C:\Users\Admin\AppData\Local\Temp\139527756.exe

MD5 c08cfa523c9377d3ae24fdb373b3ae13
SHA1 5289219770ad28b0fa4f0bdd91817f76bd6be222
SHA256 326c70a965d4e642275c26cd913e268b1db89edd59b31a86ee600a7a9c664eb0
SHA512 c91acd580ac832d5fed363a9a2b98b724a255d82e4fdda6eca62133feb5e60dd79a8caca36597a52bfbfa907a44208c48b15142e2e6020db219d14e970c3f57c

Analysis: behavioral2

Detonation Overview

Submitted

2025-05-15 18:34

Reported

2025-05-15 18:36

Platform

win11-20250502-en

Max time kernel

148s

Max time network

157s

Command Line

"C:\Users\Admin\AppData\Local\Temp\2025-05-15_485950b77a3e79a4472f9e2e7468b7e8_amadey_black-basta_elex_hijackloader_luca-stealer_smoke-loader.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\819913132.exe N/A

Drops file in Windows directory

Description Indicator Process Target
File created C:\Windows\syscrondvr.exe C:\Users\Admin\AppData\Local\Temp\819913132.exe N/A
File opened for modification C:\Windows\syscrondvr.exe C:\Users\Admin\AppData\Local\Temp\819913132.exe N/A

System Location Discovery: System Language Discovery

discovery
Description Indicator Process Target
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\2025-05-15_485950b77a3e79a4472f9e2e7468b7e8_amadey_black-basta_elex_hijackloader_luca-stealer_smoke-loader.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\38D3.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\819913132.exe N/A
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\1893214346.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 5560 wrote to memory of 5896 N/A C:\Users\Admin\AppData\Local\Temp\2025-05-15_485950b77a3e79a4472f9e2e7468b7e8_amadey_black-basta_elex_hijackloader_luca-stealer_smoke-loader.exe C:\Users\Admin\AppData\Local\Temp\38D3.exe
PID 5560 wrote to memory of 5896 N/A C:\Users\Admin\AppData\Local\Temp\2025-05-15_485950b77a3e79a4472f9e2e7468b7e8_amadey_black-basta_elex_hijackloader_luca-stealer_smoke-loader.exe C:\Users\Admin\AppData\Local\Temp\38D3.exe
PID 5560 wrote to memory of 5896 N/A C:\Users\Admin\AppData\Local\Temp\2025-05-15_485950b77a3e79a4472f9e2e7468b7e8_amadey_black-basta_elex_hijackloader_luca-stealer_smoke-loader.exe C:\Users\Admin\AppData\Local\Temp\38D3.exe
PID 5896 wrote to memory of 2980 N/A C:\Users\Admin\AppData\Local\Temp\38D3.exe C:\Users\Admin\AppData\Local\Temp\819913132.exe
PID 5896 wrote to memory of 2980 N/A C:\Users\Admin\AppData\Local\Temp\38D3.exe C:\Users\Admin\AppData\Local\Temp\819913132.exe
PID 5896 wrote to memory of 2980 N/A C:\Users\Admin\AppData\Local\Temp\38D3.exe C:\Users\Admin\AppData\Local\Temp\819913132.exe
PID 2980 wrote to memory of 4852 N/A C:\Users\Admin\AppData\Local\Temp\819913132.exe C:\Windows\syscrondvr.exe
PID 2980 wrote to memory of 4852 N/A C:\Users\Admin\AppData\Local\Temp\819913132.exe C:\Windows\syscrondvr.exe
PID 2980 wrote to memory of 4852 N/A C:\Users\Admin\AppData\Local\Temp\819913132.exe C:\Windows\syscrondvr.exe
PID 4356 wrote to memory of 4616 N/A C:\Windows\system32\cmd.exe C:\Windows\syscrondvr.exe
PID 4356 wrote to memory of 4616 N/A C:\Windows\system32\cmd.exe C:\Windows\syscrondvr.exe
PID 4356 wrote to memory of 4616 N/A C:\Windows\system32\cmd.exe C:\Windows\syscrondvr.exe
PID 4852 wrote to memory of 1176 N/A C:\Windows\syscrondvr.exe C:\Users\Admin\AppData\Local\Temp\1893214346.exe
PID 4852 wrote to memory of 1176 N/A C:\Windows\syscrondvr.exe C:\Users\Admin\AppData\Local\Temp\1893214346.exe
PID 4852 wrote to memory of 1176 N/A C:\Windows\syscrondvr.exe C:\Users\Admin\AppData\Local\Temp\1893214346.exe

Processes

C:\Users\Admin\AppData\Local\Temp\2025-05-15_485950b77a3e79a4472f9e2e7468b7e8_amadey_black-basta_elex_hijackloader_luca-stealer_smoke-loader.exe

"C:\Users\Admin\AppData\Local\Temp\2025-05-15_485950b77a3e79a4472f9e2e7468b7e8_amadey_black-basta_elex_hijackloader_luca-stealer_smoke-loader.exe"

C:\Users\Admin\AppData\Local\Temp\38D3.exe

"C:\Users\Admin\AppData\Local\Temp\38D3.exe"

C:\Users\Admin\AppData\Local\Temp\819913132.exe

C:\Users\Admin\AppData\Local\Temp\819913132.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\1893214346.exe

C:\Users\Admin\AppData\Local\Temp\1893214346.exe

Network

Country Destination Domain Proto
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
UA 185.156.72.39:80 185.156.72.39 tcp
NL 45.141.233.6:80 45.141.233.6 tcp
US 20.109.209.108:80 www.update.microsoft.com tcp
KZ 95.58.62.50:40500 udp
MX 187.235.178.97:40500 tcp
CN 219.159.184.14:40500 udp
SY 5.134.249.218:40500 udp
IR 95.81.109.185:40500 udp
KZ 84.240.251.69:40500 udp
KZ 37.150.133.72:40500 tcp
YE 134.35.113.225:40500 udp
CN 124.192.100.45:40500 udp
KZ 95.57.74.165:40500 udp
AO 129.122.132.126:40500 udp
KZ 5.251.9.50:40500 udp
TJ 109.74.67.96:40500 tcp
RU 178.163.28.70:40500 udp
BA 77.221.28.164:40500 udp
RU 89.232.86.84:40500 udp
KZ 2.133.97.45:40500 udp
PK 39.50.183.21:40500 udp
IR 5.233.182.5:40500 tcp

Files

C:\Users\Admin\AppData\Local\Temp\38D3.exe

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

C:\Users\Admin\AppData\Local\Temp\819913132.exe

MD5 f30fdbf3448f67cbc3566f31729cb7a6
SHA1 fbf005c38f4a1c2e86817a2cb70406fc241f2c90
SHA256 81783b558904becc5b86553faba9525070de5f43339766eb1c025bcfbfe1eef8
SHA512 b428df2c8f8b4a002c8d7e1bfd9926e5cf95ee998688a2c360b8551e80be5bfbfa17ef210bea35f247da4a5c8a940fb5dba49f4786da9a74e5d001b771c8e9a8

C:\Users\Admin\AppData\Local\Temp\1893214346.exe

MD5 c08cfa523c9377d3ae24fdb373b3ae13
SHA1 5289219770ad28b0fa4f0bdd91817f76bd6be222
SHA256 326c70a965d4e642275c26cd913e268b1db89edd59b31a86ee600a7a9c664eb0
SHA512 c91acd580ac832d5fed363a9a2b98b724a255d82e4fdda6eca62133feb5e60dd79a8caca36597a52bfbfa907a44208c48b15142e2e6020db219d14e970c3f57c