Malware Analysis Report

2025-04-14 05:15

Sample ID 210112-mplayytm4a
Target DHL_Jan 20201 at 1.10_8BZ290_PDF.exe
SHA256 5b5242b822fbc961a9b3135ed169399695ab26ee429196917b12a8d651292981
Tags
masslogger 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

5b5242b822fbc961a9b3135ed169399695ab26ee429196917b12a8d651292981

Threat Level: Known bad

The file DHL_Jan 20201 at 1.10_8BZ290_PDF.exe was found to be: Known bad.

Malicious Activity Summary

masslogger spyware stealer

MassLogger

MassLogger Main Payload

Checks computer location settings

Reads user/profile data of web browsers

Looks up external IP address via web service

Suspicious use of SetThreadContext

Suspicious use of AdjustPrivilegeToken

Suspicious behavior: AddClipboardFormatListener

Suspicious behavior: EnumeratesProcesses

Suspicious use of SetWindowsHookEx

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2021-01-12 17:57

Signatures

N/A

Analysis: behavioral1

Detonation Overview

Submitted

2021-01-12 17:57

Reported

2021-01-12 17:59

Platform

win7v20201028

Max time kernel

14s

Max time network

109s

Command Line

"C:\Users\Admin\AppData\Local\Temp\DHL_Jan 20201 at 1.10_8BZ290_PDF.exe"

Signatures

MassLogger

stealer spyware masslogger

MassLogger Main Payload

Description Indicator Process Target
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
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\DHL_Jan 20201 at 1.10_8BZ290_PDF.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 use of SetThreadContext

Description Indicator Process Target
PID 1580 set thread context of 1912 N/A C:\Users\Admin\AppData\Local\Temp\DHL_Jan 20201 at 1.10_8BZ290_PDF.exe C:\Users\Admin\AppData\Local\Temp\DHL_Jan 20201 at 1.10_8BZ290_PDF.exe

Suspicious behavior: AddClipboardFormatListener

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\DHL_Jan 20201 at 1.10_8BZ290_PDF.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\DHL_Jan 20201 at 1.10_8BZ290_PDF.exe N/A

Suspicious use of SetWindowsHookEx

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\DHL_Jan 20201 at 1.10_8BZ290_PDF.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 1580 wrote to memory of 1912 N/A C:\Users\Admin\AppData\Local\Temp\DHL_Jan 20201 at 1.10_8BZ290_PDF.exe C:\Users\Admin\AppData\Local\Temp\DHL_Jan 20201 at 1.10_8BZ290_PDF.exe
PID 1580 wrote to memory of 1912 N/A C:\Users\Admin\AppData\Local\Temp\DHL_Jan 20201 at 1.10_8BZ290_PDF.exe C:\Users\Admin\AppData\Local\Temp\DHL_Jan 20201 at 1.10_8BZ290_PDF.exe
PID 1580 wrote to memory of 1912 N/A C:\Users\Admin\AppData\Local\Temp\DHL_Jan 20201 at 1.10_8BZ290_PDF.exe C:\Users\Admin\AppData\Local\Temp\DHL_Jan 20201 at 1.10_8BZ290_PDF.exe
PID 1580 wrote to memory of 1912 N/A C:\Users\Admin\AppData\Local\Temp\DHL_Jan 20201 at 1.10_8BZ290_PDF.exe C:\Users\Admin\AppData\Local\Temp\DHL_Jan 20201 at 1.10_8BZ290_PDF.exe
PID 1580 wrote to memory of 1912 N/A C:\Users\Admin\AppData\Local\Temp\DHL_Jan 20201 at 1.10_8BZ290_PDF.exe C:\Users\Admin\AppData\Local\Temp\DHL_Jan 20201 at 1.10_8BZ290_PDF.exe
PID 1580 wrote to memory of 1912 N/A C:\Users\Admin\AppData\Local\Temp\DHL_Jan 20201 at 1.10_8BZ290_PDF.exe C:\Users\Admin\AppData\Local\Temp\DHL_Jan 20201 at 1.10_8BZ290_PDF.exe
PID 1580 wrote to memory of 1912 N/A C:\Users\Admin\AppData\Local\Temp\DHL_Jan 20201 at 1.10_8BZ290_PDF.exe C:\Users\Admin\AppData\Local\Temp\DHL_Jan 20201 at 1.10_8BZ290_PDF.exe
PID 1580 wrote to memory of 1912 N/A C:\Users\Admin\AppData\Local\Temp\DHL_Jan 20201 at 1.10_8BZ290_PDF.exe C:\Users\Admin\AppData\Local\Temp\DHL_Jan 20201 at 1.10_8BZ290_PDF.exe
PID 1580 wrote to memory of 1912 N/A C:\Users\Admin\AppData\Local\Temp\DHL_Jan 20201 at 1.10_8BZ290_PDF.exe C:\Users\Admin\AppData\Local\Temp\DHL_Jan 20201 at 1.10_8BZ290_PDF.exe

Processes

C:\Users\Admin\AppData\Local\Temp\DHL_Jan 20201 at 1.10_8BZ290_PDF.exe

"C:\Users\Admin\AppData\Local\Temp\DHL_Jan 20201 at 1.10_8BZ290_PDF.exe"

C:\Users\Admin\AppData\Local\Temp\DHL_Jan 20201 at 1.10_8BZ290_PDF.exe

"C:\Users\Admin\AppData\Local\Temp\DHL_Jan 20201 at 1.10_8BZ290_PDF.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/1580-2-0x00000000744C0000-0x0000000074BAE000-memory.dmp

memory/1580-3-0x0000000000AA0000-0x0000000000AA1000-memory.dmp

memory/1580-5-0x0000000004BF0000-0x0000000004C9E000-memory.dmp

memory/1580-6-0x0000000000500000-0x000000000050F000-memory.dmp

memory/1912-7-0x0000000000400000-0x0000000000486000-memory.dmp

memory/1912-8-0x0000000000481E9E-mapping.dmp

memory/1912-9-0x0000000000400000-0x0000000000486000-memory.dmp

memory/1912-10-0x0000000000400000-0x0000000000486000-memory.dmp

memory/1912-11-0x00000000744C0000-0x0000000074BAE000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2021-01-12 17:57

Reported

2021-01-12 17:59

Platform

win10v20201028

Max time kernel

149s

Max time network

152s

Command Line

"C:\Users\Admin\AppData\Local\Temp\DHL_Jan 20201 at 1.10_8BZ290_PDF.exe"

Signatures

MassLogger

stealer spyware masslogger

MassLogger Main Payload

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

Checks computer location settings

Description Indicator Process Target
Key value queried \REGISTRY\USER\S-1-5-21-1985363256-3005190890-1182679451-1000\Control Panel\International\Geo\Nation C:\Users\Admin\AppData\Local\Temp\DHL_Jan 20201 at 1.10_8BZ290_PDF.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 use of SetThreadContext

Description Indicator Process Target
PID 508 set thread context of 3788 N/A C:\Users\Admin\AppData\Local\Temp\DHL_Jan 20201 at 1.10_8BZ290_PDF.exe C:\Users\Admin\AppData\Local\Temp\DHL_Jan 20201 at 1.10_8BZ290_PDF.exe

Suspicious behavior: AddClipboardFormatListener

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\DHL_Jan 20201 at 1.10_8BZ290_PDF.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\DHL_Jan 20201 at 1.10_8BZ290_PDF.exe N/A
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\DHL_Jan 20201 at 1.10_8BZ290_PDF.exe N/A

Suspicious use of SetWindowsHookEx

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\DHL_Jan 20201 at 1.10_8BZ290_PDF.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 508 wrote to memory of 3760 N/A C:\Users\Admin\AppData\Local\Temp\DHL_Jan 20201 at 1.10_8BZ290_PDF.exe C:\Users\Admin\AppData\Local\Temp\DHL_Jan 20201 at 1.10_8BZ290_PDF.exe
PID 508 wrote to memory of 3760 N/A C:\Users\Admin\AppData\Local\Temp\DHL_Jan 20201 at 1.10_8BZ290_PDF.exe C:\Users\Admin\AppData\Local\Temp\DHL_Jan 20201 at 1.10_8BZ290_PDF.exe
PID 508 wrote to memory of 3760 N/A C:\Users\Admin\AppData\Local\Temp\DHL_Jan 20201 at 1.10_8BZ290_PDF.exe C:\Users\Admin\AppData\Local\Temp\DHL_Jan 20201 at 1.10_8BZ290_PDF.exe
PID 508 wrote to memory of 3788 N/A C:\Users\Admin\AppData\Local\Temp\DHL_Jan 20201 at 1.10_8BZ290_PDF.exe C:\Users\Admin\AppData\Local\Temp\DHL_Jan 20201 at 1.10_8BZ290_PDF.exe
PID 508 wrote to memory of 3788 N/A C:\Users\Admin\AppData\Local\Temp\DHL_Jan 20201 at 1.10_8BZ290_PDF.exe C:\Users\Admin\AppData\Local\Temp\DHL_Jan 20201 at 1.10_8BZ290_PDF.exe
PID 508 wrote to memory of 3788 N/A C:\Users\Admin\AppData\Local\Temp\DHL_Jan 20201 at 1.10_8BZ290_PDF.exe C:\Users\Admin\AppData\Local\Temp\DHL_Jan 20201 at 1.10_8BZ290_PDF.exe
PID 508 wrote to memory of 3788 N/A C:\Users\Admin\AppData\Local\Temp\DHL_Jan 20201 at 1.10_8BZ290_PDF.exe C:\Users\Admin\AppData\Local\Temp\DHL_Jan 20201 at 1.10_8BZ290_PDF.exe
PID 508 wrote to memory of 3788 N/A C:\Users\Admin\AppData\Local\Temp\DHL_Jan 20201 at 1.10_8BZ290_PDF.exe C:\Users\Admin\AppData\Local\Temp\DHL_Jan 20201 at 1.10_8BZ290_PDF.exe
PID 508 wrote to memory of 3788 N/A C:\Users\Admin\AppData\Local\Temp\DHL_Jan 20201 at 1.10_8BZ290_PDF.exe C:\Users\Admin\AppData\Local\Temp\DHL_Jan 20201 at 1.10_8BZ290_PDF.exe
PID 508 wrote to memory of 3788 N/A C:\Users\Admin\AppData\Local\Temp\DHL_Jan 20201 at 1.10_8BZ290_PDF.exe C:\Users\Admin\AppData\Local\Temp\DHL_Jan 20201 at 1.10_8BZ290_PDF.exe
PID 508 wrote to memory of 3788 N/A C:\Users\Admin\AppData\Local\Temp\DHL_Jan 20201 at 1.10_8BZ290_PDF.exe C:\Users\Admin\AppData\Local\Temp\DHL_Jan 20201 at 1.10_8BZ290_PDF.exe

Processes

C:\Users\Admin\AppData\Local\Temp\DHL_Jan 20201 at 1.10_8BZ290_PDF.exe

"C:\Users\Admin\AppData\Local\Temp\DHL_Jan 20201 at 1.10_8BZ290_PDF.exe"

C:\Users\Admin\AppData\Local\Temp\DHL_Jan 20201 at 1.10_8BZ290_PDF.exe

"C:\Users\Admin\AppData\Local\Temp\DHL_Jan 20201 at 1.10_8BZ290_PDF.exe"

C:\Users\Admin\AppData\Local\Temp\DHL_Jan 20201 at 1.10_8BZ290_PDF.exe

"C:\Users\Admin\AppData\Local\Temp\DHL_Jan 20201 at 1.10_8BZ290_PDF.exe"

Network

Country Destination Domain Proto
N/A 8.8.8.8:53 api.ipify.org udp
N/A 54.243.119.179:80 api.ipify.org tcp

Files

memory/508-2-0x0000000073520000-0x0000000073C0E000-memory.dmp

memory/508-3-0x00000000006D0000-0x00000000006D1000-memory.dmp

memory/508-5-0x00000000053E0000-0x00000000053E1000-memory.dmp

memory/508-6-0x0000000004FC0000-0x0000000004FC1000-memory.dmp

memory/508-7-0x0000000005120000-0x0000000005121000-memory.dmp

memory/508-8-0x0000000008570000-0x000000000861E000-memory.dmp

memory/508-9-0x0000000008620000-0x0000000008621000-memory.dmp

memory/508-10-0x0000000008A30000-0x0000000008A31000-memory.dmp

memory/508-11-0x0000000008990000-0x000000000899F000-memory.dmp

memory/3788-12-0x0000000000400000-0x0000000000486000-memory.dmp

memory/3788-13-0x0000000000481E9E-mapping.dmp

memory/3788-14-0x0000000073520000-0x0000000073C0E000-memory.dmp

memory/3788-19-0x0000000006690000-0x0000000006691000-memory.dmp

memory/3788-20-0x0000000006FC0000-0x0000000006FC1000-memory.dmp