Malware Analysis Report

2024-07-11 07:37

Sample ID 240323-v2epashh74
Target 09fe5f3ebbbcb99225dadd2cfce76f9ca924fd49c05037450981055818743ad0
SHA256 09fe5f3ebbbcb99225dadd2cfce76f9ca924fd49c05037450981055818743ad0
Tags
plugx
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK Matrix

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

09fe5f3ebbbcb99225dadd2cfce76f9ca924fd49c05037450981055818743ad0

Threat Level: Known bad

The file 09fe5f3ebbbcb99225dadd2cfce76f9ca924fd49c05037450981055818743ad0 was found to be: Known bad.

Malicious Activity Summary

plugx

Detects PlugX payload

Plugx family

Unsigned PE

Suspicious use of AdjustPrivilegeToken

Suspicious use of WriteProcessMemory

MITRE ATT&CK Matrix

N/A

Analysis: static1

Detonation Overview

Reported

2024-03-23 17:28

Signatures

Detects PlugX payload

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

Plugx family

plugx

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-03-23 17:28

Reported

2024-03-23 17:31

Platform

win7-20240319-en

Max time kernel

121s

Max time network

124s

Command Line

rundll32.exe C:\Users\Admin\AppData\Local\Temp\09fe5f3ebbbcb99225dadd2cfce76f9ca924fd49c05037450981055818743ad0.dll,#1

Signatures

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Windows\SysWOW64\rundll32.exe N/A
Token: SeTcbPrivilege N/A C:\Windows\SysWOW64\rundll32.exe N/A

Processes

C:\Windows\system32\rundll32.exe

rundll32.exe C:\Users\Admin\AppData\Local\Temp\09fe5f3ebbbcb99225dadd2cfce76f9ca924fd49c05037450981055818743ad0.dll,#1

C:\Windows\SysWOW64\rundll32.exe

rundll32.exe C:\Users\Admin\AppData\Local\Temp\09fe5f3ebbbcb99225dadd2cfce76f9ca924fd49c05037450981055818743ad0.dll,#1

Network

N/A

Files

N/A

Analysis: behavioral2

Detonation Overview

Submitted

2024-03-23 17:28

Reported

2024-03-23 17:31

Platform

win10v2004-20240226-en

Max time kernel

145s

Max time network

151s

Command Line

rundll32.exe C:\Users\Admin\AppData\Local\Temp\09fe5f3ebbbcb99225dadd2cfce76f9ca924fd49c05037450981055818743ad0.dll,#1

Signatures

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Windows\SysWOW64\rundll32.exe N/A
Token: SeTcbPrivilege N/A C:\Windows\SysWOW64\rundll32.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 4304 wrote to memory of 220 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 4304 wrote to memory of 220 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 4304 wrote to memory of 220 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe

Processes

C:\Windows\system32\rundll32.exe

rundll32.exe C:\Users\Admin\AppData\Local\Temp\09fe5f3ebbbcb99225dadd2cfce76f9ca924fd49c05037450981055818743ad0.dll,#1

C:\Windows\SysWOW64\rundll32.exe

rundll32.exe C:\Users\Admin\AppData\Local\Temp\09fe5f3ebbbcb99225dadd2cfce76f9ca924fd49c05037450981055818743ad0.dll,#1

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe

"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=1420 --field-trial-handle=1928,i,13242902252791919845,10377620236057253993,262144 --variations-seed-version /prefetch:8

Network

Country Destination Domain Proto
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
US 8.8.8.8:53 241.154.82.20.in-addr.arpa udp
US 8.8.8.8:53 41.110.16.96.in-addr.arpa udp
US 8.8.8.8:53 201.178.17.96.in-addr.arpa udp
US 8.8.8.8:53 g.bing.com udp
US 204.79.197.200:443 g.bing.com tcp
US 8.8.8.8:53 58.55.71.13.in-addr.arpa udp
US 8.8.8.8:53 57.169.31.20.in-addr.arpa udp
US 8.8.8.8:53 104.219.191.52.in-addr.arpa udp
US 8.8.8.8:53 209.205.72.20.in-addr.arpa udp
US 8.8.8.8:53 26.165.165.52.in-addr.arpa udp
US 8.8.8.8:53 18.31.95.13.in-addr.arpa udp
US 8.8.8.8:53 35.56.20.217.in-addr.arpa udp
US 8.8.8.8:53 210.178.17.96.in-addr.arpa udp
US 8.8.8.8:53 26.35.223.20.in-addr.arpa udp
US 8.8.8.8:53 chromewebstore.googleapis.com udp
US 8.8.8.8:53 chromewebstore.googleapis.com udp
NL 142.250.179.170:443 chromewebstore.googleapis.com tcp
US 8.8.8.8:53 170.179.250.142.in-addr.arpa udp
US 8.8.8.8:53 tse1.mm.bing.net udp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 8.8.8.8:53 89.65.42.20.in-addr.arpa udp

Files

N/A