Malware Analysis Report

2024-11-16 12:57

Sample ID 240807-zem5datemp
Target setpm.bat
SHA256 e44c6e4429d01ffdd9118c08d2485631d075b4297f429433528d444dbb9c5f20
Tags
discovery exploit
score
8/10

Table of Contents

Analysis Overview

MITRE ATT&CK

Enterprise Matrix V15

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
8/10

SHA256

e44c6e4429d01ffdd9118c08d2485631d075b4297f429433528d444dbb9c5f20

Threat Level: Likely malicious

The file setpm.bat was found to be: Likely malicious.

Malicious Activity Summary

discovery exploit

Possible privilege escalation attempt

Modifies file permissions

Suspicious use of WriteProcessMemory

Suspicious use of AdjustPrivilegeToken

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-08-07 20:37

Signatures

N/A

Analysis: behavioral1

Detonation Overview

Submitted

2024-08-07 20:37

Reported

2024-08-07 20:38

Platform

win7-20240708-en

Max time kernel

7s

Max time network

2s

Command Line

cmd /c "C:\Users\Admin\AppData\Local\Temp\setpm.bat"

Signatures

Possible privilege escalation attempt

exploit
Description Indicator Process Target
N/A N/A C:\Windows\system32\takeown.exe N/A
N/A N/A C:\Windows\system32\icacls.exe N/A

Modifies file permissions

discovery
Description Indicator Process Target
N/A N/A C:\Windows\system32\takeown.exe N/A
N/A N/A C:\Windows\system32\icacls.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeTakeOwnershipPrivilege N/A C:\Windows\system32\takeown.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 2568 wrote to memory of 2016 N/A C:\Windows\system32\cmd.exe C:\Windows\system32\takeown.exe
PID 2568 wrote to memory of 2016 N/A C:\Windows\system32\cmd.exe C:\Windows\system32\takeown.exe
PID 2568 wrote to memory of 2016 N/A C:\Windows\system32\cmd.exe C:\Windows\system32\takeown.exe
PID 2568 wrote to memory of 1852 N/A C:\Windows\system32\cmd.exe C:\Windows\system32\icacls.exe
PID 2568 wrote to memory of 1852 N/A C:\Windows\system32\cmd.exe C:\Windows\system32\icacls.exe
PID 2568 wrote to memory of 1852 N/A C:\Windows\system32\cmd.exe C:\Windows\system32\icacls.exe

Processes

C:\Windows\system32\cmd.exe

cmd /c "C:\Users\Admin\AppData\Local\Temp\setpm.bat"

C:\Windows\system32\takeown.exe

takeown /f C:\Windows\System32\SettingsEnvironment.Desktop.dll /a

C:\Windows\system32\icacls.exe

icacls C:\Windows\System32\SettingsEnvironment.Desktop.dll /grant Administrators:F

Network

N/A

Files

N/A

Analysis: behavioral2

Detonation Overview

Submitted

2024-08-07 20:37

Reported

2024-08-07 20:40

Platform

win10v2004-20240802-en

Max time kernel

135s

Max time network

138s

Command Line

C:\Windows\system32\cmd.exe /c "C:\Users\Admin\AppData\Local\Temp\setpm.bat"

Signatures

Possible privilege escalation attempt

exploit
Description Indicator Process Target
N/A N/A C:\Windows\system32\takeown.exe N/A
N/A N/A C:\Windows\system32\icacls.exe N/A

Modifies file permissions

discovery
Description Indicator Process Target
N/A N/A C:\Windows\system32\takeown.exe N/A
N/A N/A C:\Windows\system32\icacls.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeTakeOwnershipPrivilege N/A C:\Windows\system32\takeown.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 3692 wrote to memory of 2200 N/A C:\Windows\system32\cmd.exe C:\Windows\system32\takeown.exe
PID 3692 wrote to memory of 2200 N/A C:\Windows\system32\cmd.exe C:\Windows\system32\takeown.exe
PID 3692 wrote to memory of 4280 N/A C:\Windows\system32\cmd.exe C:\Windows\system32\icacls.exe
PID 3692 wrote to memory of 4280 N/A C:\Windows\system32\cmd.exe C:\Windows\system32\icacls.exe

Processes

C:\Windows\system32\cmd.exe

C:\Windows\system32\cmd.exe /c "C:\Users\Admin\AppData\Local\Temp\setpm.bat"

C:\Windows\system32\takeown.exe

takeown /f C:\Windows\System32\SettingsEnvironment.Desktop.dll /a

C:\Windows\system32\icacls.exe

icacls C:\Windows\System32\SettingsEnvironment.Desktop.dll /grant Administrators:F

Network

Country Destination Domain Proto
US 8.8.8.8:53 140.32.126.40.in-addr.arpa udp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
US 8.8.8.8:53 57.169.31.20.in-addr.arpa udp
US 8.8.8.8:53 183.59.114.20.in-addr.arpa udp
US 8.8.8.8:53 198.187.3.20.in-addr.arpa udp
US 8.8.8.8:53 73.190.18.2.in-addr.arpa udp
US 8.8.8.8:53 0.204.248.87.in-addr.arpa udp
US 8.8.8.8:53 67.112.168.52.in-addr.arpa udp

Files

N/A