Malware Analysis Report

2025-04-14 05:15

Sample ID 210216-z823g34nsa
Target 1a455ce7_extracted
SHA256 476d284295e2417a120a708a2e36f54c2b81adf6da624c2deb52d376b3ac9766
Tags
masslogger ransomware spyware stealer
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

476d284295e2417a120a708a2e36f54c2b81adf6da624c2deb52d376b3ac9766

Threat Level: Known bad

The file 1a455ce7_extracted was found to be: Known bad.

Malicious Activity Summary

masslogger ransomware spyware stealer

MassLogger Main Payload

Masslogger family

MassLogger

MassLogger log file

Checks computer location settings

Reads user/profile data of web browsers

Looks up external IP address via web service

Suspicious behavior: AddClipboardFormatListener

Suspicious use of AdjustPrivilegeToken

Suspicious use of SetWindowsHookEx

Suspicious behavior: EnumeratesProcesses

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2021-02-16 17:41

Signatures

MassLogger Main Payload

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

Masslogger family

masslogger

Analysis: behavioral1

Detonation Overview

Submitted

2021-02-16 17:41

Reported

2021-02-16 17:52

Platform

win7v20201028

Max time kernel

52s

Max time network

51s

Command Line

"C:\Users\Admin\AppData\Local\Temp\1a455ce7_extracted.exe"

Signatures

MassLogger

stealer spyware masslogger

MassLogger log file

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

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\1a455ce7_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\1a455ce7_extracted.exe N/A

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\1a455ce7_extracted.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\1a455ce7_extracted.exe N/A

Suspicious use of SetWindowsHookEx

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\1a455ce7_extracted.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\1a455ce7_extracted.exe

"C:\Users\Admin\AppData\Local\Temp\1a455ce7_extracted.exe"

Network

Country Destination Domain Proto
N/A 8.8.8.8:53 api.ipify.org udp
N/A 50.19.252.36:80 api.ipify.org tcp
N/A 8.8.8.8:53 us2.smtp.mailhostbox.com udp
N/A 208.91.199.223:587 us2.smtp.mailhostbox.com tcp
N/A 8.8.8.8:53 www.download.windowsupdate.com udp

Files

memory/2028-2-0x0000000074EE0000-0x00000000755CE000-memory.dmp

memory/2028-3-0x00000000003D0000-0x00000000003D1000-memory.dmp

memory/2028-5-0x0000000004BE0000-0x0000000004BE1000-memory.dmp

memory/2028-6-0x0000000000270000-0x0000000000271000-memory.dmp

memory/2028-7-0x00000000021D0000-0x000000000220E000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2021-02-16 17:41

Reported

2021-02-16 17:52

Platform

win10v20201028

Max time kernel

46s

Max time network

115s

Command Line

"C:\Users\Admin\AppData\Local\Temp\1a455ce7_extracted.exe"

Signatures

MassLogger

stealer spyware masslogger

MassLogger log file

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

Checks computer location settings

Description Indicator Process Target
Key value queried \REGISTRY\USER\S-1-5-21-3341490333-719741536-2920803124-1000\Control Panel\International\Geo\Nation C:\Users\Admin\AppData\Local\Temp\1a455ce7_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\1a455ce7_extracted.exe N/A

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\1a455ce7_extracted.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\1a455ce7_extracted.exe N/A

Suspicious use of SetWindowsHookEx

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\1a455ce7_extracted.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\1a455ce7_extracted.exe

"C:\Users\Admin\AppData\Local\Temp\1a455ce7_extracted.exe"

Network

Country Destination Domain Proto
N/A 8.8.8.8:53 api.ipify.org udp
N/A 54.225.129.141:80 api.ipify.org tcp
N/A 8.8.8.8:53 us2.smtp.mailhostbox.com udp
N/A 208.91.199.224:587 us2.smtp.mailhostbox.com tcp

Files

memory/4012-2-0x0000000073CA0000-0x000000007438E000-memory.dmp

memory/4012-3-0x0000000000A60000-0x0000000000A61000-memory.dmp

memory/4012-5-0x00000000053F0000-0x00000000053F1000-memory.dmp

memory/4012-6-0x0000000002E10000-0x0000000002E11000-memory.dmp

memory/4012-7-0x0000000005330000-0x0000000005331000-memory.dmp

memory/4012-8-0x0000000005C00000-0x0000000005C01000-memory.dmp

memory/4012-9-0x00000000064F0000-0x00000000064F1000-memory.dmp

memory/4012-10-0x00000000068C0000-0x00000000068C1000-memory.dmp

memory/4012-11-0x0000000007940000-0x000000000797E000-memory.dmp

memory/4012-12-0x00000000079D0000-0x00000000079D1000-memory.dmp

memory/4012-13-0x0000000007AC0000-0x0000000007AC1000-memory.dmp