Malware Analysis Report

2025-05-28 18:22

Sample ID 241109-y2s4ga1fmp
Target .sh
SHA256 b40d9d5622c15644509d9685824abe37abda9428624c63560b058d4fbdb87848
Tags
discovery
score
3/10

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
3/10

SHA256

b40d9d5622c15644509d9685824abe37abda9428624c63560b058d4fbdb87848

Threat Level: Likely benign

The file .sh was found to be: Likely benign.

Malicious Activity Summary

discovery

Enumerates physical storage devices

System Location Discovery: System Language Discovery

Suspicious behavior: GetForegroundWindowSpam

Suspicious use of SetWindowsHookEx

Suspicious use of WriteProcessMemory

Modifies registry class

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-11-09 20:17

Signatures

N/A

Analysis: behavioral1

Detonation Overview

Submitted

2024-11-09 20:17

Reported

2024-11-09 20:20

Platform

win7-20240729-en

Max time kernel

119s

Max time network

131s

Command Line

cmd /c C:\Users\Admin\AppData\Local\Temp\.sh

Signatures

Enumerates physical storage devices

System Location Discovery: System Language Discovery

discovery
Description Indicator Process Target
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroRd32.exe N/A

Modifies registry class

Description Indicator Process Target
Key created \REGISTRY\USER\S-1-5-21-2703099537-420551529-3771253338-1000_Classes\Local Settings C:\Windows\system32\rundll32.exe N/A

Suspicious behavior: GetForegroundWindowSpam

Description Indicator Process Target
N/A N/A C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroRd32.exe N/A

Suspicious use of SetWindowsHookEx

Description Indicator Process Target
N/A N/A C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroRd32.exe N/A
N/A N/A C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroRd32.exe N/A

Processes

C:\Windows\system32\cmd.exe

cmd /c C:\Users\Admin\AppData\Local\Temp\.sh

C:\Windows\system32\rundll32.exe

"C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\.sh

C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroRd32.exe

"C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroRd32.exe" "C:\Users\Admin\AppData\Local\Temp\.sh"

Network

N/A

Files

C:\Users\Admin\AppData\Roaming\Adobe\Acrobat\9.0\SharedDataEvents

MD5 544b6fccc9d8cd2ea19e422452229d6d
SHA1 65e4221d9a48180c186e7c6f57a9be29334d729e
SHA256 ec6593c2a53cb5757914664cbba30310cafc70d99a4571e0e213dc76353a72ed
SHA512 8e38be02f62eb6d798f0904d6a429095cb9e8dc20c07a1d2795abaf3d515d15576de5637de7e7cf8d02017ee0ea0e62843de9f5f15785e00095820fc5e72bc0b

Analysis: behavioral2

Detonation Overview

Submitted

2024-11-09 20:17

Reported

2024-11-09 20:19

Platform

win10v2004-20241007-en

Max time kernel

96s

Max time network

143s

Command Line

cmd /c C:\Users\Admin\AppData\Local\Temp\.sh

Signatures

Enumerates physical storage devices

Modifies registry class

Description Indicator Process Target
Key created \REGISTRY\USER\S-1-5-21-1045960512-3948844814-3059691613-1000_Classes\Local Settings C:\Windows\system32\cmd.exe N/A
Key created \REGISTRY\USER\S-1-5-21-1045960512-3948844814-3059691613-1000_Classes\Local Settings C:\Windows\system32\OpenWith.exe N/A

Suspicious use of SetWindowsHookEx

Description Indicator Process Target
N/A N/A C:\Windows\system32\OpenWith.exe N/A

Processes

C:\Windows\system32\cmd.exe

cmd /c C:\Users\Admin\AppData\Local\Temp\.sh

C:\Windows\system32\OpenWith.exe

C:\Windows\system32\OpenWith.exe -Embedding

Network

Country Destination Domain Proto
US 8.8.8.8:53 133.211.185.52.in-addr.arpa udp
US 8.8.8.8:53 88.210.23.2.in-addr.arpa udp
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 64.159.190.20.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 228.249.119.40.in-addr.arpa udp
US 8.8.8.8:53 197.87.175.4.in-addr.arpa udp
US 8.8.8.8:53 206.23.85.13.in-addr.arpa udp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
US 8.8.8.8:53 107.209.201.84.in-addr.arpa udp
US 8.8.8.8:53 11.227.111.52.in-addr.arpa udp
US 8.8.8.8:53 105.208.201.84.in-addr.arpa udp

Files

N/A