Malware Analysis Report

2025-04-14 05:12

Sample ID 201218-va14qxsfr6
Target 5fa29b2a0a86144477ff75ad70fe603d.exe
SHA256 72c2e8990fede91615555d69a7bfe061476e56e3fd4b4bf86217aa9ae816c571
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

72c2e8990fede91615555d69a7bfe061476e56e3fd4b4bf86217aa9ae816c571

Threat Level: Known bad

The file 5fa29b2a0a86144477ff75ad70fe603d.exe was found to be: Known bad.

Malicious Activity Summary

masslogger spyware stealer

MassLogger Main Payload

MassLogger

Reads user/profile data of web browsers

Checks computer location settings

Looks up external IP address via web service

Suspicious use of SetThreadContext

Suspicious use of NtSetInformationThreadHideFromDebugger

Program crash

Suspicious use of WriteProcessMemory

Suspicious use of SetWindowsHookEx

Suspicious behavior: EnumeratesProcesses

Delays execution with timeout.exe

Suspicious use of AdjustPrivilegeToken

Suspicious behavior: AddClipboardFormatListener

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2020-12-18 16:40

Signatures

N/A

Analysis: behavioral1

Detonation Overview

Submitted

2020-12-18 16:40

Reported

2020-12-18 16:42

Platform

win7v20201028

Max time kernel

150s

Max time network

120s

Command Line

"C:\Users\Admin\AppData\Local\Temp\5fa29b2a0a86144477ff75ad70fe603d.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-1-5-21-293278959-2699126792-324916226-1000\Control Panel\International\Geo\Nation C:\Users\Admin\AppData\Local\Temp\5fa29b2a0a86144477ff75ad70fe603d.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 1084 set thread context of 1016 N/A C:\Users\Admin\AppData\Local\Temp\5fa29b2a0a86144477ff75ad70fe603d.exe C:\Users\Admin\AppData\Local\Temp\5fa29b2a0a86144477ff75ad70fe603d.exe

Delays execution with timeout.exe

evasion
Description Indicator Process Target
N/A N/A C:\Windows\SysWOW64\timeout.exe N/A

Suspicious behavior: AddClipboardFormatListener

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\5fa29b2a0a86144477ff75ad70fe603d.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\5fa29b2a0a86144477ff75ad70fe603d.exe N/A
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\5fa29b2a0a86144477ff75ad70fe603d.exe N/A

Suspicious use of SetWindowsHookEx

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\5fa29b2a0a86144477ff75ad70fe603d.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 1084 wrote to memory of 1996 N/A C:\Users\Admin\AppData\Local\Temp\5fa29b2a0a86144477ff75ad70fe603d.exe C:\Windows\SysWOW64\cmd.exe
PID 1084 wrote to memory of 1996 N/A C:\Users\Admin\AppData\Local\Temp\5fa29b2a0a86144477ff75ad70fe603d.exe C:\Windows\SysWOW64\cmd.exe
PID 1084 wrote to memory of 1996 N/A C:\Users\Admin\AppData\Local\Temp\5fa29b2a0a86144477ff75ad70fe603d.exe C:\Windows\SysWOW64\cmd.exe
PID 1084 wrote to memory of 1996 N/A C:\Users\Admin\AppData\Local\Temp\5fa29b2a0a86144477ff75ad70fe603d.exe C:\Windows\SysWOW64\cmd.exe
PID 1996 wrote to memory of 1892 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\timeout.exe
PID 1996 wrote to memory of 1892 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\timeout.exe
PID 1996 wrote to memory of 1892 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\timeout.exe
PID 1996 wrote to memory of 1892 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\timeout.exe
PID 1084 wrote to memory of 1016 N/A C:\Users\Admin\AppData\Local\Temp\5fa29b2a0a86144477ff75ad70fe603d.exe C:\Users\Admin\AppData\Local\Temp\5fa29b2a0a86144477ff75ad70fe603d.exe
PID 1084 wrote to memory of 1016 N/A C:\Users\Admin\AppData\Local\Temp\5fa29b2a0a86144477ff75ad70fe603d.exe C:\Users\Admin\AppData\Local\Temp\5fa29b2a0a86144477ff75ad70fe603d.exe
PID 1084 wrote to memory of 1016 N/A C:\Users\Admin\AppData\Local\Temp\5fa29b2a0a86144477ff75ad70fe603d.exe C:\Users\Admin\AppData\Local\Temp\5fa29b2a0a86144477ff75ad70fe603d.exe
PID 1084 wrote to memory of 1016 N/A C:\Users\Admin\AppData\Local\Temp\5fa29b2a0a86144477ff75ad70fe603d.exe C:\Users\Admin\AppData\Local\Temp\5fa29b2a0a86144477ff75ad70fe603d.exe
PID 1084 wrote to memory of 1016 N/A C:\Users\Admin\AppData\Local\Temp\5fa29b2a0a86144477ff75ad70fe603d.exe C:\Users\Admin\AppData\Local\Temp\5fa29b2a0a86144477ff75ad70fe603d.exe
PID 1084 wrote to memory of 1016 N/A C:\Users\Admin\AppData\Local\Temp\5fa29b2a0a86144477ff75ad70fe603d.exe C:\Users\Admin\AppData\Local\Temp\5fa29b2a0a86144477ff75ad70fe603d.exe
PID 1084 wrote to memory of 1016 N/A C:\Users\Admin\AppData\Local\Temp\5fa29b2a0a86144477ff75ad70fe603d.exe C:\Users\Admin\AppData\Local\Temp\5fa29b2a0a86144477ff75ad70fe603d.exe
PID 1084 wrote to memory of 1016 N/A C:\Users\Admin\AppData\Local\Temp\5fa29b2a0a86144477ff75ad70fe603d.exe C:\Users\Admin\AppData\Local\Temp\5fa29b2a0a86144477ff75ad70fe603d.exe
PID 1084 wrote to memory of 1016 N/A C:\Users\Admin\AppData\Local\Temp\5fa29b2a0a86144477ff75ad70fe603d.exe C:\Users\Admin\AppData\Local\Temp\5fa29b2a0a86144477ff75ad70fe603d.exe

Processes

C:\Users\Admin\AppData\Local\Temp\5fa29b2a0a86144477ff75ad70fe603d.exe

"C:\Users\Admin\AppData\Local\Temp\5fa29b2a0a86144477ff75ad70fe603d.exe"

C:\Windows\SysWOW64\cmd.exe

"C:\Windows\System32\cmd.exe" /c timeout 4.965

C:\Windows\SysWOW64\timeout.exe

timeout 4.965

C:\Users\Admin\AppData\Local\Temp\5fa29b2a0a86144477ff75ad70fe603d.exe

"C:\Users\Admin\AppData\Local\Temp\5fa29b2a0a86144477ff75ad70fe603d.exe"

Network

Country Destination Domain Proto
N/A 8.8.8.8:53 hastebin.com udp
N/A 104.24.126.89:443 hastebin.com tcp
N/A 8.8.8.8:53 api.ipify.org udp
N/A 184.73.247.141:80 api.ipify.org tcp

Files

memory/1084-2-0x0000000074710000-0x0000000074DFE000-memory.dmp

memory/1084-3-0x00000000012A0000-0x00000000012A1000-memory.dmp

memory/1996-5-0x0000000000000000-mapping.dmp

memory/1892-6-0x0000000000000000-mapping.dmp

memory/1084-7-0x00000000004D0000-0x0000000000560000-memory.dmp

memory/1016-9-0x000000000048162E-mapping.dmp

memory/1016-8-0x0000000000400000-0x0000000000486000-memory.dmp

memory/1016-10-0x0000000000400000-0x0000000000486000-memory.dmp

memory/1016-11-0x0000000000400000-0x0000000000486000-memory.dmp

memory/1016-12-0x0000000074710000-0x0000000074DFE000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2020-12-18 16:40

Reported

2020-12-18 16:42

Platform

win10v20201028

Max time kernel

15s

Max time network

112s

Command Line

"C:\Users\Admin\AppData\Local\Temp\5fa29b2a0a86144477ff75ad70fe603d.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-1-5-21-3341490333-719741536-2920803124-1000\Control Panel\International\Geo\Nation C:\Users\Admin\AppData\Local\Temp\5fa29b2a0a86144477ff75ad70fe603d.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 756 set thread context of 508 N/A C:\Users\Admin\AppData\Local\Temp\5fa29b2a0a86144477ff75ad70fe603d.exe C:\Users\Admin\AppData\Local\Temp\5fa29b2a0a86144477ff75ad70fe603d.exe

Delays execution with timeout.exe

evasion
Description Indicator Process Target
N/A N/A C:\Windows\SysWOW64\timeout.exe N/A

Suspicious behavior: AddClipboardFormatListener

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\5fa29b2a0a86144477ff75ad70fe603d.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\5fa29b2a0a86144477ff75ad70fe603d.exe N/A
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\5fa29b2a0a86144477ff75ad70fe603d.exe N/A
Token: SeRestorePrivilege N/A C:\Windows\SysWOW64\WerFault.exe N/A
Token: SeBackupPrivilege N/A C:\Windows\SysWOW64\WerFault.exe N/A
Token: SeDebugPrivilege N/A C:\Windows\SysWOW64\WerFault.exe N/A

Suspicious use of SetWindowsHookEx

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\5fa29b2a0a86144477ff75ad70fe603d.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 756 wrote to memory of 2692 N/A C:\Users\Admin\AppData\Local\Temp\5fa29b2a0a86144477ff75ad70fe603d.exe C:\Windows\SysWOW64\cmd.exe
PID 756 wrote to memory of 2692 N/A C:\Users\Admin\AppData\Local\Temp\5fa29b2a0a86144477ff75ad70fe603d.exe C:\Windows\SysWOW64\cmd.exe
PID 756 wrote to memory of 2692 N/A C:\Users\Admin\AppData\Local\Temp\5fa29b2a0a86144477ff75ad70fe603d.exe C:\Windows\SysWOW64\cmd.exe
PID 2692 wrote to memory of 4024 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\timeout.exe
PID 2692 wrote to memory of 4024 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\timeout.exe
PID 2692 wrote to memory of 4024 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\timeout.exe
PID 756 wrote to memory of 508 N/A C:\Users\Admin\AppData\Local\Temp\5fa29b2a0a86144477ff75ad70fe603d.exe C:\Users\Admin\AppData\Local\Temp\5fa29b2a0a86144477ff75ad70fe603d.exe
PID 756 wrote to memory of 508 N/A C:\Users\Admin\AppData\Local\Temp\5fa29b2a0a86144477ff75ad70fe603d.exe C:\Users\Admin\AppData\Local\Temp\5fa29b2a0a86144477ff75ad70fe603d.exe
PID 756 wrote to memory of 508 N/A C:\Users\Admin\AppData\Local\Temp\5fa29b2a0a86144477ff75ad70fe603d.exe C:\Users\Admin\AppData\Local\Temp\5fa29b2a0a86144477ff75ad70fe603d.exe
PID 756 wrote to memory of 508 N/A C:\Users\Admin\AppData\Local\Temp\5fa29b2a0a86144477ff75ad70fe603d.exe C:\Users\Admin\AppData\Local\Temp\5fa29b2a0a86144477ff75ad70fe603d.exe
PID 756 wrote to memory of 508 N/A C:\Users\Admin\AppData\Local\Temp\5fa29b2a0a86144477ff75ad70fe603d.exe C:\Users\Admin\AppData\Local\Temp\5fa29b2a0a86144477ff75ad70fe603d.exe
PID 756 wrote to memory of 508 N/A C:\Users\Admin\AppData\Local\Temp\5fa29b2a0a86144477ff75ad70fe603d.exe C:\Users\Admin\AppData\Local\Temp\5fa29b2a0a86144477ff75ad70fe603d.exe
PID 756 wrote to memory of 508 N/A C:\Users\Admin\AppData\Local\Temp\5fa29b2a0a86144477ff75ad70fe603d.exe C:\Users\Admin\AppData\Local\Temp\5fa29b2a0a86144477ff75ad70fe603d.exe
PID 756 wrote to memory of 508 N/A C:\Users\Admin\AppData\Local\Temp\5fa29b2a0a86144477ff75ad70fe603d.exe C:\Users\Admin\AppData\Local\Temp\5fa29b2a0a86144477ff75ad70fe603d.exe

Processes

C:\Users\Admin\AppData\Local\Temp\5fa29b2a0a86144477ff75ad70fe603d.exe

"C:\Users\Admin\AppData\Local\Temp\5fa29b2a0a86144477ff75ad70fe603d.exe"

C:\Windows\SysWOW64\cmd.exe

"C:\Windows\System32\cmd.exe" /c timeout 4.965

C:\Windows\SysWOW64\timeout.exe

timeout 4.965

C:\Users\Admin\AppData\Local\Temp\5fa29b2a0a86144477ff75ad70fe603d.exe

"C:\Users\Admin\AppData\Local\Temp\5fa29b2a0a86144477ff75ad70fe603d.exe"

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 756 -s 2036

Network

Country Destination Domain Proto
N/A 52.109.8.21:443 tcp
N/A 8.8.8.8:53 hastebin.com udp
N/A 104.24.127.89:443 hastebin.com tcp
N/A 13.107.4.52:80 www.msftconnecttest.com tcp
N/A 8.8.8.8:53 api.ipify.org udp
N/A 54.235.83.248:80 api.ipify.org tcp

Files

memory/756-2-0x00000000739A0000-0x000000007408E000-memory.dmp

memory/756-3-0x0000000000D40000-0x0000000000D41000-memory.dmp

memory/756-5-0x0000000005610000-0x0000000005611000-memory.dmp

memory/2692-6-0x0000000000000000-mapping.dmp

memory/4024-7-0x0000000000000000-mapping.dmp

memory/756-8-0x0000000003070000-0x0000000003100000-memory.dmp

memory/756-9-0x0000000008E20000-0x0000000008E21000-memory.dmp

memory/508-10-0x0000000000400000-0x0000000000486000-memory.dmp

memory/508-11-0x000000000048162E-mapping.dmp

memory/508-12-0x00000000739A0000-0x000000007408E000-memory.dmp

memory/1604-15-0x00000000044A0000-0x00000000044A1000-memory.dmp

memory/508-16-0x0000000005360000-0x0000000005361000-memory.dmp

memory/508-18-0x0000000006170000-0x0000000006171000-memory.dmp

memory/508-19-0x0000000006960000-0x0000000006961000-memory.dmp

memory/508-21-0x0000000006BD0000-0x0000000006BD1000-memory.dmp