Malware Analysis Report

2025-04-14 05:15

Sample ID 210106-mxbzke2npj
Target 02_extracted.exe
SHA256 658553ecc9631400e23f4a3ab88b8dd1f101a1e0d5bb61c434d332878a52c64d
Tags
masslogger spyware
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK

Enterprise Matrix V6

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

658553ecc9631400e23f4a3ab88b8dd1f101a1e0d5bb61c434d332878a52c64d

Threat Level: Known bad

The file 02_extracted.exe was found to be: Known bad.

Malicious Activity Summary

masslogger spyware

MassLogger Main Payload

Masslogger family

Checks computer location settings

Deletes itself

Reads user/profile data of web browsers

Looks up external IP address via web service

Suspicious behavior: AddClipboardFormatListener

Suspicious behavior: EnumeratesProcesses

Suspicious use of SetWindowsHookEx

Suspicious use of WriteProcessMemory

Suspicious use of AdjustPrivilegeToken

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2021-01-06 16:22

Signatures

MassLogger Main Payload

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

Masslogger family

masslogger

Analysis: behavioral1

Detonation Overview

Submitted

2021-01-06 16:22

Reported

2021-01-06 16:24

Platform

win7v20201028

Max time kernel

15s

Max time network

111s

Command Line

"C:\Users\Admin\AppData\Local\Temp\02_extracted.exe"

Signatures

Checks computer location settings

Description Indicator Process Target
Key value queried \REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Control Panel\International\Geo\Nation C:\Users\Admin\AppData\Local\Temp\02_extracted.exe N/A

Reads user/profile data of web browsers

spyware

Looks up external IP address via web service

Description Indicator Process Target
N/A api.ipify.org N/A N/A

Suspicious behavior: AddClipboardFormatListener

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\02_extracted.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\02_extracted.exe N/A
Token: SeDebugPrivilege N/A C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe N/A

Suspicious use of SetWindowsHookEx

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\02_extracted.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\02_extracted.exe

"C:\Users\Admin\AppData\Local\Temp\02_extracted.exe"

C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe

"powershell" Add-MpPreference -ExclusionPath 'C:\Users\Admin\AppData\Local\Temp\02_extracted.exe'

Network

Country Destination Domain Proto
N/A 8.8.8.8:53 api.ipify.org udp
N/A 54.225.220.115:80 api.ipify.org tcp

Files

memory/1640-2-0x00000000745C0000-0x0000000074CAE000-memory.dmp

memory/1640-3-0x0000000000B60000-0x0000000000B61000-memory.dmp

memory/1092-5-0x0000000000000000-mapping.dmp

memory/1092-6-0x00000000745C0000-0x0000000074CAE000-memory.dmp

memory/1092-7-0x0000000002100000-0x0000000002101000-memory.dmp

memory/1092-8-0x0000000004A10000-0x0000000004A11000-memory.dmp

memory/1092-9-0x0000000002450000-0x0000000002451000-memory.dmp

memory/1092-10-0x0000000004950000-0x0000000004951000-memory.dmp

memory/1092-13-0x0000000005650000-0x0000000005651000-memory.dmp

memory/1092-18-0x0000000006080000-0x0000000006081000-memory.dmp

memory/1092-19-0x00000000060E0000-0x00000000060E1000-memory.dmp

memory/1092-26-0x0000000006280000-0x0000000006281000-memory.dmp

memory/1092-27-0x00000000055D0000-0x00000000055D1000-memory.dmp

memory/1092-41-0x0000000006300000-0x0000000006301000-memory.dmp

memory/1092-42-0x0000000006310000-0x0000000006311000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2021-01-06 16:22

Reported

2021-01-06 16:24

Platform

win10v20201028

Max time kernel

18s

Max time network

112s

Command Line

"C:\Users\Admin\AppData\Local\Temp\02_extracted.exe"

Signatures

Processes

C:\Users\Admin\AppData\Local\Temp\02_extracted.exe

"C:\Users\Admin\AppData\Local\Temp\02_extracted.exe"

C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe

"powershell" Start-Sleep -Seconds 2; Remove-Item -path 'C:\Users\Admin\AppData\Local\Temp\02_extracted.exe'

Network

N/A

Files

memory/984-2-0x0000000073840000-0x0000000073F2E000-memory.dmp

memory/984-3-0x0000000000F50000-0x0000000000F51000-memory.dmp

memory/984-5-0x0000000005D60000-0x0000000005D61000-memory.dmp

memory/984-6-0x0000000006300000-0x0000000006301000-memory.dmp

memory/984-7-0x0000000005CC0000-0x0000000005CC1000-memory.dmp

memory/2284-8-0x0000000000000000-mapping.dmp

memory/2284-9-0x0000000073840000-0x0000000073F2E000-memory.dmp

memory/2284-10-0x0000000004DE0000-0x0000000004DE1000-memory.dmp

memory/2284-11-0x00000000078F0000-0x00000000078F1000-memory.dmp

memory/2284-12-0x00000000077F0000-0x00000000077F1000-memory.dmp

memory/2284-13-0x0000000007F20000-0x0000000007F21000-memory.dmp

memory/2284-15-0x0000000008100000-0x0000000008101000-memory.dmp

memory/2284-16-0x0000000008590000-0x0000000008591000-memory.dmp

memory/2284-17-0x00000000089E0000-0x00000000089E1000-memory.dmp

memory/2284-18-0x00000000088F0000-0x00000000088F1000-memory.dmp

memory/2284-19-0x0000000009E00000-0x0000000009E01000-memory.dmp

memory/2284-20-0x0000000009570000-0x0000000009571000-memory.dmp

memory/2284-21-0x0000000009980000-0x0000000009981000-memory.dmp

memory/2284-22-0x0000000007430000-0x0000000007431000-memory.dmp