Malware Analysis Report

2025-04-14 05:14

Sample ID 201201-77bkqbhnga
Target PURCHASE.exe
SHA256 01b712edb711a5ff50c21720fbca31081e9e376b4abd410f235d6d0e0d043726
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

01b712edb711a5ff50c21720fbca31081e9e376b4abd410f235d6d0e0d043726

Threat Level: Known bad

The file PURCHASE.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

Creates scheduled task(s)

Suspicious behavior: AddClipboardFormatListener

Suspicious behavior: EnumeratesProcesses

Suspicious use of AdjustPrivilegeToken

Suspicious use of SetWindowsHookEx

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2020-12-01 14:19

Signatures

N/A

Analysis: behavioral1

Detonation Overview

Submitted

2020-12-01 14:19

Reported

2020-12-01 14:21

Platform

win7v20201028

Max time kernel

60s

Max time network

111s

Command Line

"C:\Users\Admin\AppData\Local\Temp\PURCHASE.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\PURCHASE.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 1680 set thread context of 880 N/A C:\Users\Admin\AppData\Local\Temp\PURCHASE.exe C:\Users\Admin\AppData\Local\Temp\PURCHASE.exe

Creates scheduled task(s)

persistence
Description Indicator Process Target
N/A N/A C:\Windows\SysWOW64\schtasks.exe N/A

Suspicious behavior: AddClipboardFormatListener

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

Suspicious use of AdjustPrivilegeToken

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

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 1680 wrote to memory of 1072 N/A C:\Users\Admin\AppData\Local\Temp\PURCHASE.exe C:\Windows\SysWOW64\schtasks.exe
PID 1680 wrote to memory of 1072 N/A C:\Users\Admin\AppData\Local\Temp\PURCHASE.exe C:\Windows\SysWOW64\schtasks.exe
PID 1680 wrote to memory of 1072 N/A C:\Users\Admin\AppData\Local\Temp\PURCHASE.exe C:\Windows\SysWOW64\schtasks.exe
PID 1680 wrote to memory of 1072 N/A C:\Users\Admin\AppData\Local\Temp\PURCHASE.exe C:\Windows\SysWOW64\schtasks.exe
PID 1680 wrote to memory of 632 N/A C:\Users\Admin\AppData\Local\Temp\PURCHASE.exe C:\Users\Admin\AppData\Local\Temp\PURCHASE.exe
PID 1680 wrote to memory of 632 N/A C:\Users\Admin\AppData\Local\Temp\PURCHASE.exe C:\Users\Admin\AppData\Local\Temp\PURCHASE.exe
PID 1680 wrote to memory of 632 N/A C:\Users\Admin\AppData\Local\Temp\PURCHASE.exe C:\Users\Admin\AppData\Local\Temp\PURCHASE.exe
PID 1680 wrote to memory of 632 N/A C:\Users\Admin\AppData\Local\Temp\PURCHASE.exe C:\Users\Admin\AppData\Local\Temp\PURCHASE.exe
PID 1680 wrote to memory of 1484 N/A C:\Users\Admin\AppData\Local\Temp\PURCHASE.exe C:\Users\Admin\AppData\Local\Temp\PURCHASE.exe
PID 1680 wrote to memory of 1484 N/A C:\Users\Admin\AppData\Local\Temp\PURCHASE.exe C:\Users\Admin\AppData\Local\Temp\PURCHASE.exe
PID 1680 wrote to memory of 1484 N/A C:\Users\Admin\AppData\Local\Temp\PURCHASE.exe C:\Users\Admin\AppData\Local\Temp\PURCHASE.exe
PID 1680 wrote to memory of 1484 N/A C:\Users\Admin\AppData\Local\Temp\PURCHASE.exe C:\Users\Admin\AppData\Local\Temp\PURCHASE.exe
PID 1680 wrote to memory of 112 N/A C:\Users\Admin\AppData\Local\Temp\PURCHASE.exe C:\Users\Admin\AppData\Local\Temp\PURCHASE.exe
PID 1680 wrote to memory of 112 N/A C:\Users\Admin\AppData\Local\Temp\PURCHASE.exe C:\Users\Admin\AppData\Local\Temp\PURCHASE.exe
PID 1680 wrote to memory of 112 N/A C:\Users\Admin\AppData\Local\Temp\PURCHASE.exe C:\Users\Admin\AppData\Local\Temp\PURCHASE.exe
PID 1680 wrote to memory of 112 N/A C:\Users\Admin\AppData\Local\Temp\PURCHASE.exe C:\Users\Admin\AppData\Local\Temp\PURCHASE.exe
PID 1680 wrote to memory of 572 N/A C:\Users\Admin\AppData\Local\Temp\PURCHASE.exe C:\Users\Admin\AppData\Local\Temp\PURCHASE.exe
PID 1680 wrote to memory of 572 N/A C:\Users\Admin\AppData\Local\Temp\PURCHASE.exe C:\Users\Admin\AppData\Local\Temp\PURCHASE.exe
PID 1680 wrote to memory of 572 N/A C:\Users\Admin\AppData\Local\Temp\PURCHASE.exe C:\Users\Admin\AppData\Local\Temp\PURCHASE.exe
PID 1680 wrote to memory of 572 N/A C:\Users\Admin\AppData\Local\Temp\PURCHASE.exe C:\Users\Admin\AppData\Local\Temp\PURCHASE.exe
PID 1680 wrote to memory of 880 N/A C:\Users\Admin\AppData\Local\Temp\PURCHASE.exe C:\Users\Admin\AppData\Local\Temp\PURCHASE.exe
PID 1680 wrote to memory of 880 N/A C:\Users\Admin\AppData\Local\Temp\PURCHASE.exe C:\Users\Admin\AppData\Local\Temp\PURCHASE.exe
PID 1680 wrote to memory of 880 N/A C:\Users\Admin\AppData\Local\Temp\PURCHASE.exe C:\Users\Admin\AppData\Local\Temp\PURCHASE.exe
PID 1680 wrote to memory of 880 N/A C:\Users\Admin\AppData\Local\Temp\PURCHASE.exe C:\Users\Admin\AppData\Local\Temp\PURCHASE.exe
PID 1680 wrote to memory of 880 N/A C:\Users\Admin\AppData\Local\Temp\PURCHASE.exe C:\Users\Admin\AppData\Local\Temp\PURCHASE.exe
PID 1680 wrote to memory of 880 N/A C:\Users\Admin\AppData\Local\Temp\PURCHASE.exe C:\Users\Admin\AppData\Local\Temp\PURCHASE.exe
PID 1680 wrote to memory of 880 N/A C:\Users\Admin\AppData\Local\Temp\PURCHASE.exe C:\Users\Admin\AppData\Local\Temp\PURCHASE.exe
PID 1680 wrote to memory of 880 N/A C:\Users\Admin\AppData\Local\Temp\PURCHASE.exe C:\Users\Admin\AppData\Local\Temp\PURCHASE.exe
PID 1680 wrote to memory of 880 N/A C:\Users\Admin\AppData\Local\Temp\PURCHASE.exe C:\Users\Admin\AppData\Local\Temp\PURCHASE.exe
PID 880 wrote to memory of 900 N/A C:\Users\Admin\AppData\Local\Temp\PURCHASE.exe C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
PID 880 wrote to memory of 900 N/A C:\Users\Admin\AppData\Local\Temp\PURCHASE.exe C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
PID 880 wrote to memory of 900 N/A C:\Users\Admin\AppData\Local\Temp\PURCHASE.exe C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
PID 880 wrote to memory of 900 N/A C:\Users\Admin\AppData\Local\Temp\PURCHASE.exe C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe

Processes

C:\Users\Admin\AppData\Local\Temp\PURCHASE.exe

"C:\Users\Admin\AppData\Local\Temp\PURCHASE.exe"

C:\Windows\SysWOW64\schtasks.exe

"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\sWiACXUvRplzzN" /XML "C:\Users\Admin\AppData\Local\Temp\tmpC11D.tmp"

C:\Users\Admin\AppData\Local\Temp\PURCHASE.exe

"{path}"

C:\Users\Admin\AppData\Local\Temp\PURCHASE.exe

"{path}"

C:\Users\Admin\AppData\Local\Temp\PURCHASE.exe

"{path}"

C:\Users\Admin\AppData\Local\Temp\PURCHASE.exe

"{path}"

C:\Users\Admin\AppData\Local\Temp\PURCHASE.exe

"{path}"

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

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

Network

Country Destination Domain Proto
N/A 8.8.8.8:53 api.ipify.org udp
N/A 23.21.126.66:80 api.ipify.org tcp

Files

memory/1680-2-0x00000000741A0000-0x000000007488E000-memory.dmp

memory/1680-3-0x00000000000E0000-0x00000000000E1000-memory.dmp

memory/1680-5-0x0000000000350000-0x000000000035E000-memory.dmp

memory/1680-6-0x0000000005C90000-0x0000000005D8E000-memory.dmp

memory/1072-7-0x0000000000000000-mapping.dmp

C:\Users\Admin\AppData\Local\Temp\tmpC11D.tmp

MD5 0c5e739e6dc29d20862e9bdd170917b7
SHA1 52df5a20aa68c3b236a2da9cab54beb19bcddad7
SHA256 a372f53541db4882d1ec3d1730c60405c7c3cacf27b225ae7f2c589fcb7d947c
SHA512 277ab531dfe2bfc0109bece621c99e08a2d682cf281e076ce98549a747123941a073e4d1b47f51e0e02ed4ee960e84475b44af40c0496e1ab8850264bc2d9cd8

memory/880-9-0x0000000000400000-0x0000000000486000-memory.dmp

memory/880-10-0x00000000004819CE-mapping.dmp

memory/880-12-0x0000000000400000-0x0000000000486000-memory.dmp

memory/880-11-0x0000000000400000-0x0000000000486000-memory.dmp

memory/880-13-0x0000000073470000-0x0000000073B5E000-memory.dmp

memory/900-16-0x0000000000000000-mapping.dmp

memory/900-17-0x0000000073470000-0x0000000073B5E000-memory.dmp

memory/900-18-0x0000000001DF0000-0x0000000001DF1000-memory.dmp

memory/900-19-0x0000000004840000-0x0000000004841000-memory.dmp

memory/900-20-0x0000000002580000-0x0000000002581000-memory.dmp

memory/900-21-0x0000000005280000-0x0000000005281000-memory.dmp

memory/900-24-0x0000000005710000-0x0000000005711000-memory.dmp

memory/900-29-0x0000000006100000-0x0000000006101000-memory.dmp

memory/900-30-0x0000000006130000-0x0000000006131000-memory.dmp

memory/900-37-0x0000000006290000-0x0000000006291000-memory.dmp

memory/900-38-0x00000000055D0000-0x00000000055D1000-memory.dmp

memory/900-52-0x0000000006300000-0x0000000006301000-memory.dmp

memory/900-53-0x0000000006310000-0x0000000006311000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2020-12-01 14:19

Reported

2020-12-01 14:21

Platform

win10v20201028

Max time kernel

119s

Max time network

121s

Command Line

"C:\Users\Admin\AppData\Local\Temp\PURCHASE.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\PURCHASE.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 4688 set thread context of 992 N/A C:\Users\Admin\AppData\Local\Temp\PURCHASE.exe C:\Users\Admin\AppData\Local\Temp\PURCHASE.exe

Creates scheduled task(s)

persistence
Description Indicator Process Target
N/A N/A C:\Windows\SysWOW64\schtasks.exe N/A

Suspicious behavior: AddClipboardFormatListener

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

Suspicious use of AdjustPrivilegeToken

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

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 4688 wrote to memory of 632 N/A C:\Users\Admin\AppData\Local\Temp\PURCHASE.exe C:\Windows\SysWOW64\schtasks.exe
PID 4688 wrote to memory of 632 N/A C:\Users\Admin\AppData\Local\Temp\PURCHASE.exe C:\Windows\SysWOW64\schtasks.exe
PID 4688 wrote to memory of 632 N/A C:\Users\Admin\AppData\Local\Temp\PURCHASE.exe C:\Windows\SysWOW64\schtasks.exe
PID 4688 wrote to memory of 992 N/A C:\Users\Admin\AppData\Local\Temp\PURCHASE.exe C:\Users\Admin\AppData\Local\Temp\PURCHASE.exe
PID 4688 wrote to memory of 992 N/A C:\Users\Admin\AppData\Local\Temp\PURCHASE.exe C:\Users\Admin\AppData\Local\Temp\PURCHASE.exe
PID 4688 wrote to memory of 992 N/A C:\Users\Admin\AppData\Local\Temp\PURCHASE.exe C:\Users\Admin\AppData\Local\Temp\PURCHASE.exe
PID 4688 wrote to memory of 992 N/A C:\Users\Admin\AppData\Local\Temp\PURCHASE.exe C:\Users\Admin\AppData\Local\Temp\PURCHASE.exe
PID 4688 wrote to memory of 992 N/A C:\Users\Admin\AppData\Local\Temp\PURCHASE.exe C:\Users\Admin\AppData\Local\Temp\PURCHASE.exe
PID 4688 wrote to memory of 992 N/A C:\Users\Admin\AppData\Local\Temp\PURCHASE.exe C:\Users\Admin\AppData\Local\Temp\PURCHASE.exe
PID 4688 wrote to memory of 992 N/A C:\Users\Admin\AppData\Local\Temp\PURCHASE.exe C:\Users\Admin\AppData\Local\Temp\PURCHASE.exe
PID 4688 wrote to memory of 992 N/A C:\Users\Admin\AppData\Local\Temp\PURCHASE.exe C:\Users\Admin\AppData\Local\Temp\PURCHASE.exe
PID 992 wrote to memory of 1684 N/A C:\Users\Admin\AppData\Local\Temp\PURCHASE.exe C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
PID 992 wrote to memory of 1684 N/A C:\Users\Admin\AppData\Local\Temp\PURCHASE.exe C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
PID 992 wrote to memory of 1684 N/A C:\Users\Admin\AppData\Local\Temp\PURCHASE.exe C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe

Processes

C:\Users\Admin\AppData\Local\Temp\PURCHASE.exe

"C:\Users\Admin\AppData\Local\Temp\PURCHASE.exe"

C:\Windows\SysWOW64\schtasks.exe

"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\sWiACXUvRplzzN" /XML "C:\Users\Admin\AppData\Local\Temp\tmp2636.tmp"

C:\Users\Admin\AppData\Local\Temp\PURCHASE.exe

"{path}"

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

"powershell" Add-MpPreference -ExclusionPath 'C:\Users\Admin\AppData\Local\Temp\PURCHASE.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/4688-2-0x0000000073430000-0x0000000073B1E000-memory.dmp

memory/4688-3-0x0000000000CB0000-0x0000000000CB1000-memory.dmp

memory/4688-5-0x0000000005A10000-0x0000000005A11000-memory.dmp

memory/4688-6-0x00000000055F0000-0x00000000055F1000-memory.dmp

memory/4688-7-0x0000000005750000-0x0000000005751000-memory.dmp

memory/4688-8-0x0000000006440000-0x0000000006441000-memory.dmp

memory/4688-9-0x00000000058E0000-0x00000000058E1000-memory.dmp

memory/4688-10-0x0000000005800000-0x000000000580E000-memory.dmp

memory/4688-11-0x0000000007080000-0x000000000717E000-memory.dmp

memory/632-12-0x0000000000000000-mapping.dmp

C:\Users\Admin\AppData\Local\Temp\tmp2636.tmp

MD5 19086fc82bd72582a89d38f7bd1f178b
SHA1 e7bc8f8fab8b0b699796969a06930696d01164db
SHA256 3f536898f6c70bc7af54fe00951e393046d8a86b6d4bd0478e1f350e8b3df309
SHA512 69a85e0236651082a5a60c10673c2e6366b88e05c0139aaf5f53c6f31914a476d417b188f8cff02e200ebe05cadb0fe29546dbbc39b4d054525c15a8f0b3281d

memory/992-14-0x0000000000400000-0x0000000000486000-memory.dmp

memory/992-15-0x00000000004819CE-mapping.dmp

memory/992-17-0x0000000073430000-0x0000000073B1E000-memory.dmp

C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\PURCHASE.exe.log

MD5 3fed8d1dd11972a6e2603bb2d73a3ee5
SHA1 7ecb7f64ade7b91c5815da647e84167c3d95afb4
SHA256 eecf6c0575dc995a485d46a5daaa66f58229e552f16782d873834d218ab17551
SHA512 ca6059eb67f800cc666d5146d24070abf5ee08209f8f9d1668a0ca2201eb3f6fa013c2d807b09925e12b82c37686980fcc26a6a5e4a5ba129c4b2a585961d3bb

memory/992-22-0x0000000006450000-0x0000000006451000-memory.dmp

memory/1684-23-0x0000000000000000-mapping.dmp

memory/1684-25-0x0000000073430000-0x0000000073B1E000-memory.dmp

memory/1684-27-0x0000000004310000-0x0000000004311000-memory.dmp

memory/992-26-0x0000000006DA0000-0x0000000006DA1000-memory.dmp

memory/1684-28-0x0000000006EA0000-0x0000000006EA1000-memory.dmp

memory/1684-30-0x0000000006D80000-0x0000000006D81000-memory.dmp

memory/1684-31-0x00000000076B0000-0x00000000076B1000-memory.dmp

memory/1684-33-0x00000000077A0000-0x00000000077A1000-memory.dmp

memory/1684-34-0x0000000006E70000-0x0000000006E71000-memory.dmp

memory/1684-35-0x0000000007E50000-0x0000000007E51000-memory.dmp

memory/1684-36-0x0000000007EA0000-0x0000000007EA1000-memory.dmp

memory/1684-38-0x0000000008DF0000-0x0000000008E23000-memory.dmp

memory/1684-45-0x0000000008DB0000-0x0000000008DB1000-memory.dmp

memory/1684-46-0x0000000008F20000-0x0000000008F21000-memory.dmp

memory/1684-47-0x00000000090D0000-0x00000000090D1000-memory.dmp

memory/1684-48-0x0000000009080000-0x0000000009081000-memory.dmp

memory/1684-50-0x0000000009070000-0x0000000009071000-memory.dmp