Malware Analysis Report

2024-12-07 13:34

Sample ID 241107-esh3csvjay
Target ad5b6d7751f42bf4b2d258c9980c4765599d1ceef63ffed1a64ff3a1833350b3
SHA256 ad5b6d7751f42bf4b2d258c9980c4765599d1ceef63ffed1a64ff3a1833350b3
Tags
gh0strat purplefox discovery rat rootkit trojan upx
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK

Enterprise Matrix V15

Analysis: static1

Detonation Overview

Signatures

Analysis: behavioral2

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral1

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis Overview

score
10/10

SHA256

ad5b6d7751f42bf4b2d258c9980c4765599d1ceef63ffed1a64ff3a1833350b3

Threat Level: Known bad

The file ad5b6d7751f42bf4b2d258c9980c4765599d1ceef63ffed1a64ff3a1833350b3 was found to be: Known bad.

Malicious Activity Summary

gh0strat purplefox discovery rat rootkit trojan upx

Gh0st RAT payload

Gh0strat

Gh0strat family

Detect PurpleFox Rootkit

PurpleFox

Purplefox family

UPX packed file

Unsigned PE

System Location Discovery: System Language Discovery

Suspicious use of SetWindowsHookEx

Suspicious behavior: EnumeratesProcesses

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-11-07 04:12

Signatures

UPX packed file

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

Unsigned PE

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

Analysis: behavioral2

Detonation Overview

Submitted

2024-11-07 04:12

Reported

2024-11-07 04:14

Platform

win10v2004-20241007-en

Max time kernel

148s

Max time network

152s

Command Line

"C:\Users\Admin\AppData\Local\Temp\ad5b6d7751f42bf4b2d258c9980c4765599d1ceef63ffed1a64ff3a1833350b3.exe"

Signatures

Detect PurpleFox Rootkit

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

Gh0st RAT payload

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

Gh0strat

rat gh0strat

Gh0strat family

gh0strat

PurpleFox

rootkit trojan purplefox

Purplefox family

purplefox

UPX packed file

upx
Description Indicator Process Target
N/A N/A N/A N/A
N/A N/A N/A 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\ad5b6d7751f42bf4b2d258c9980c4765599d1ceef63ffed1a64ff3a1833350b3.exe N/A

Suspicious use of SetWindowsHookEx

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\ad5b6d7751f42bf4b2d258c9980c4765599d1ceef63ffed1a64ff3a1833350b3.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\ad5b6d7751f42bf4b2d258c9980c4765599d1ceef63ffed1a64ff3a1833350b3.exe

"C:\Users\Admin\AppData\Local\Temp\ad5b6d7751f42bf4b2d258c9980c4765599d1ceef63ffed1a64ff3a1833350b3.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 217.106.137.52.in-addr.arpa udp
US 8.8.8.8:53 83.210.23.2.in-addr.arpa udp
US 8.8.8.8:53 22.160.190.20.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
CN 103.99.63.209:36200 tcp
US 8.8.8.8:53 13.86.106.20.in-addr.arpa udp
US 8.8.8.8:53 209.205.72.20.in-addr.arpa udp
CN 103.99.63.209:36200 tcp
US 8.8.8.8:53 200.163.202.172.in-addr.arpa udp
US 8.8.8.8:53 171.39.242.20.in-addr.arpa udp
CN 103.99.63.209:36200 tcp
US 8.8.8.8:53 88.210.23.2.in-addr.arpa udp
CN 103.99.63.209:36200 tcp
CN 103.99.63.209:36200 tcp
US 8.8.8.8:53 43.229.111.52.in-addr.arpa udp
CN 103.99.63.209:36200 tcp
CN 103.99.63.209:36200 tcp

Files

memory/1564-0-0x0000000000400000-0x00000000005ED000-memory.dmp

memory/1564-1-0x0000000010000000-0x0000000010199000-memory.dmp

memory/1564-9-0x0000000000400000-0x00000000005ED000-memory.dmp

Analysis: behavioral1

Detonation Overview

Submitted

2024-11-07 04:12

Reported

2024-11-07 04:14

Platform

win7-20240903-en

Max time kernel

150s

Max time network

146s

Command Line

"C:\Users\Admin\AppData\Local\Temp\ad5b6d7751f42bf4b2d258c9980c4765599d1ceef63ffed1a64ff3a1833350b3.exe"

Signatures

Detect PurpleFox Rootkit

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

Gh0st RAT payload

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

Gh0strat

rat gh0strat

Gh0strat family

gh0strat

PurpleFox

rootkit trojan purplefox

Purplefox family

purplefox

UPX packed file

upx
Description Indicator Process Target
N/A N/A N/A N/A
N/A N/A N/A 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\ad5b6d7751f42bf4b2d258c9980c4765599d1ceef63ffed1a64ff3a1833350b3.exe N/A

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\ad5b6d7751f42bf4b2d258c9980c4765599d1ceef63ffed1a64ff3a1833350b3.exe N/A

Suspicious use of SetWindowsHookEx

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\ad5b6d7751f42bf4b2d258c9980c4765599d1ceef63ffed1a64ff3a1833350b3.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\ad5b6d7751f42bf4b2d258c9980c4765599d1ceef63ffed1a64ff3a1833350b3.exe

"C:\Users\Admin\AppData\Local\Temp\ad5b6d7751f42bf4b2d258c9980c4765599d1ceef63ffed1a64ff3a1833350b3.exe"

Network

Country Destination Domain Proto
CN 103.99.63.209:36200 tcp
CN 103.99.63.209:36200 tcp
CN 103.99.63.209:36200 tcp
CN 103.99.63.209:36200 tcp
CN 103.99.63.209:36200 tcp
CN 103.99.63.209:36200 tcp
CN 103.99.63.209:36200 tcp

Files

memory/316-0-0x0000000000400000-0x00000000005ED000-memory.dmp

memory/316-1-0x0000000010000000-0x0000000010199000-memory.dmp

memory/316-8-0x0000000000400000-0x00000000005ED000-memory.dmp