Malware Analysis Report

2025-04-14 05:14

Sample ID 201201-atv9nm5jf6
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

Suspicious behavior: AddClipboardFormatListener

Suspicious use of AdjustPrivilegeToken

Suspicious use of SetWindowsHookEx

Suspicious use of WriteProcessMemory

Suspicious behavior: EnumeratesProcesses

Creates scheduled task(s)

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

114s

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 596 set thread context of 1484 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:\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 596 wrote to memory of 396 N/A C:\Users\Admin\AppData\Local\Temp\PURCHASE.exe C:\Windows\SysWOW64\schtasks.exe
PID 596 wrote to memory of 396 N/A C:\Users\Admin\AppData\Local\Temp\PURCHASE.exe C:\Windows\SysWOW64\schtasks.exe
PID 596 wrote to memory of 396 N/A C:\Users\Admin\AppData\Local\Temp\PURCHASE.exe C:\Windows\SysWOW64\schtasks.exe
PID 596 wrote to memory of 396 N/A C:\Users\Admin\AppData\Local\Temp\PURCHASE.exe C:\Windows\SysWOW64\schtasks.exe
PID 596 wrote to memory of 1484 N/A C:\Users\Admin\AppData\Local\Temp\PURCHASE.exe C:\Users\Admin\AppData\Local\Temp\PURCHASE.exe
PID 596 wrote to memory of 1484 N/A C:\Users\Admin\AppData\Local\Temp\PURCHASE.exe C:\Users\Admin\AppData\Local\Temp\PURCHASE.exe
PID 596 wrote to memory of 1484 N/A C:\Users\Admin\AppData\Local\Temp\PURCHASE.exe C:\Users\Admin\AppData\Local\Temp\PURCHASE.exe
PID 596 wrote to memory of 1484 N/A C:\Users\Admin\AppData\Local\Temp\PURCHASE.exe C:\Users\Admin\AppData\Local\Temp\PURCHASE.exe
PID 596 wrote to memory of 1484 N/A C:\Users\Admin\AppData\Local\Temp\PURCHASE.exe C:\Users\Admin\AppData\Local\Temp\PURCHASE.exe
PID 596 wrote to memory of 1484 N/A C:\Users\Admin\AppData\Local\Temp\PURCHASE.exe C:\Users\Admin\AppData\Local\Temp\PURCHASE.exe
PID 596 wrote to memory of 1484 N/A C:\Users\Admin\AppData\Local\Temp\PURCHASE.exe C:\Users\Admin\AppData\Local\Temp\PURCHASE.exe
PID 596 wrote to memory of 1484 N/A C:\Users\Admin\AppData\Local\Temp\PURCHASE.exe C:\Users\Admin\AppData\Local\Temp\PURCHASE.exe
PID 596 wrote to memory of 1484 N/A C:\Users\Admin\AppData\Local\Temp\PURCHASE.exe C:\Users\Admin\AppData\Local\Temp\PURCHASE.exe
PID 1484 wrote to memory of 1512 N/A C:\Users\Admin\AppData\Local\Temp\PURCHASE.exe C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
PID 1484 wrote to memory of 1512 N/A C:\Users\Admin\AppData\Local\Temp\PURCHASE.exe C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
PID 1484 wrote to memory of 1512 N/A C:\Users\Admin\AppData\Local\Temp\PURCHASE.exe C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
PID 1484 wrote to memory of 1512 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\tmpAA05.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 54.204.14.42:80 api.ipify.org tcp

Files

memory/596-2-0x0000000073D40000-0x000000007442E000-memory.dmp

memory/596-3-0x0000000000B80000-0x0000000000B81000-memory.dmp

memory/596-5-0x00000000008A0000-0x00000000008AE000-memory.dmp

memory/596-6-0x00000000059F0000-0x0000000005AEE000-memory.dmp

memory/396-7-0x0000000000000000-mapping.dmp

C:\Users\Admin\AppData\Local\Temp\tmpAA05.tmp

MD5 0c5e739e6dc29d20862e9bdd170917b7
SHA1 52df5a20aa68c3b236a2da9cab54beb19bcddad7
SHA256 a372f53541db4882d1ec3d1730c60405c7c3cacf27b225ae7f2c589fcb7d947c
SHA512 277ab531dfe2bfc0109bece621c99e08a2d682cf281e076ce98549a747123941a073e4d1b47f51e0e02ed4ee960e84475b44af40c0496e1ab8850264bc2d9cd8

memory/1484-10-0x00000000004819CE-mapping.dmp

memory/1484-9-0x0000000000400000-0x0000000000486000-memory.dmp

memory/1484-11-0x0000000000400000-0x0000000000486000-memory.dmp

memory/1484-12-0x0000000000400000-0x0000000000486000-memory.dmp

memory/1484-13-0x0000000073020000-0x000000007370E000-memory.dmp

memory/1512-16-0x0000000000000000-mapping.dmp

memory/1512-17-0x0000000073020000-0x000000007370E000-memory.dmp

memory/1512-18-0x00000000004B0000-0x00000000004B1000-memory.dmp

memory/1512-19-0x0000000004A20000-0x0000000004A21000-memory.dmp

memory/1512-20-0x00000000024C0000-0x00000000024C1000-memory.dmp

memory/1512-21-0x0000000002710000-0x0000000002711000-memory.dmp

memory/1512-24-0x0000000005650000-0x0000000005651000-memory.dmp

memory/1512-29-0x00000000056F0000-0x00000000056F1000-memory.dmp

memory/1512-30-0x0000000006100000-0x0000000006101000-memory.dmp

memory/1512-37-0x0000000006240000-0x0000000006241000-memory.dmp

memory/1512-38-0x00000000061F0000-0x00000000061F1000-memory.dmp

memory/1512-52-0x0000000006300000-0x0000000006301000-memory.dmp

memory/1512-53-0x0000000006310000-0x0000000006311000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2020-12-01 14:19

Reported

2020-12-01 14:21

Platform

win10v20201028

Max time kernel

71s

Max time network

123s

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 636 set thread context of 3512 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 636 wrote to memory of 632 N/A C:\Users\Admin\AppData\Local\Temp\PURCHASE.exe C:\Windows\SysWOW64\schtasks.exe
PID 636 wrote to memory of 632 N/A C:\Users\Admin\AppData\Local\Temp\PURCHASE.exe C:\Windows\SysWOW64\schtasks.exe
PID 636 wrote to memory of 632 N/A C:\Users\Admin\AppData\Local\Temp\PURCHASE.exe C:\Windows\SysWOW64\schtasks.exe
PID 636 wrote to memory of 3512 N/A C:\Users\Admin\AppData\Local\Temp\PURCHASE.exe C:\Users\Admin\AppData\Local\Temp\PURCHASE.exe
PID 636 wrote to memory of 3512 N/A C:\Users\Admin\AppData\Local\Temp\PURCHASE.exe C:\Users\Admin\AppData\Local\Temp\PURCHASE.exe
PID 636 wrote to memory of 3512 N/A C:\Users\Admin\AppData\Local\Temp\PURCHASE.exe C:\Users\Admin\AppData\Local\Temp\PURCHASE.exe
PID 636 wrote to memory of 3512 N/A C:\Users\Admin\AppData\Local\Temp\PURCHASE.exe C:\Users\Admin\AppData\Local\Temp\PURCHASE.exe
PID 636 wrote to memory of 3512 N/A C:\Users\Admin\AppData\Local\Temp\PURCHASE.exe C:\Users\Admin\AppData\Local\Temp\PURCHASE.exe
PID 636 wrote to memory of 3512 N/A C:\Users\Admin\AppData\Local\Temp\PURCHASE.exe C:\Users\Admin\AppData\Local\Temp\PURCHASE.exe
PID 636 wrote to memory of 3512 N/A C:\Users\Admin\AppData\Local\Temp\PURCHASE.exe C:\Users\Admin\AppData\Local\Temp\PURCHASE.exe
PID 636 wrote to memory of 3512 N/A C:\Users\Admin\AppData\Local\Temp\PURCHASE.exe C:\Users\Admin\AppData\Local\Temp\PURCHASE.exe
PID 3512 wrote to memory of 2596 N/A C:\Users\Admin\AppData\Local\Temp\PURCHASE.exe C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
PID 3512 wrote to memory of 2596 N/A C:\Users\Admin\AppData\Local\Temp\PURCHASE.exe C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
PID 3512 wrote to memory of 2596 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\tmp3C00.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 184.73.247.141:80 api.ipify.org tcp

Files

memory/636-2-0x00000000739E0000-0x00000000740CE000-memory.dmp

memory/636-3-0x0000000000270000-0x0000000000271000-memory.dmp

memory/636-5-0x0000000004FB0000-0x0000000004FB1000-memory.dmp

memory/636-6-0x0000000004BB0000-0x0000000004BB1000-memory.dmp

memory/636-7-0x0000000004B90000-0x0000000004B91000-memory.dmp

memory/636-8-0x00000000059E0000-0x00000000059E1000-memory.dmp

memory/636-9-0x00000000054B0000-0x00000000054B1000-memory.dmp

memory/636-10-0x0000000004CE0000-0x0000000004CEE000-memory.dmp

memory/636-11-0x0000000006410000-0x000000000650E000-memory.dmp

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

C:\Users\Admin\AppData\Local\Temp\tmp3C00.tmp

MD5 19086fc82bd72582a89d38f7bd1f178b
SHA1 e7bc8f8fab8b0b699796969a06930696d01164db
SHA256 3f536898f6c70bc7af54fe00951e393046d8a86b6d4bd0478e1f350e8b3df309
SHA512 69a85e0236651082a5a60c10673c2e6366b88e05c0139aaf5f53c6f31914a476d417b188f8cff02e200ebe05cadb0fe29546dbbc39b4d054525c15a8f0b3281d

memory/3512-14-0x0000000000400000-0x0000000000486000-memory.dmp

memory/3512-15-0x00000000004819CE-mapping.dmp

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

MD5 3fed8d1dd11972a6e2603bb2d73a3ee5
SHA1 7ecb7f64ade7b91c5815da647e84167c3d95afb4
SHA256 eecf6c0575dc995a485d46a5daaa66f58229e552f16782d873834d218ab17551
SHA512 ca6059eb67f800cc666d5146d24070abf5ee08209f8f9d1668a0ca2201eb3f6fa013c2d807b09925e12b82c37686980fcc26a6a5e4a5ba129c4b2a585961d3bb

memory/3512-17-0x00000000739E0000-0x00000000740CE000-memory.dmp

memory/3512-22-0x0000000006850000-0x0000000006851000-memory.dmp

memory/2596-23-0x0000000000000000-mapping.dmp

memory/2596-25-0x00000000739E0000-0x00000000740CE000-memory.dmp

memory/3512-26-0x00000000071A0000-0x00000000071A1000-memory.dmp

memory/2596-27-0x0000000004C40000-0x0000000004C41000-memory.dmp

memory/2596-28-0x00000000078B0000-0x00000000078B1000-memory.dmp

memory/2596-30-0x00000000077B0000-0x00000000077B1000-memory.dmp

memory/2596-31-0x0000000007EE0000-0x0000000007EE1000-memory.dmp

memory/2596-33-0x0000000008050000-0x0000000008051000-memory.dmp

memory/2596-34-0x0000000007860000-0x0000000007861000-memory.dmp

memory/2596-35-0x00000000087F0000-0x00000000087F1000-memory.dmp

memory/2596-36-0x0000000008740000-0x0000000008741000-memory.dmp

memory/2596-38-0x0000000009710000-0x0000000009743000-memory.dmp

memory/2596-45-0x00000000094F0000-0x00000000094F1000-memory.dmp

memory/2596-46-0x0000000009860000-0x0000000009861000-memory.dmp

memory/2596-47-0x0000000009A20000-0x0000000009A21000-memory.dmp

memory/2596-48-0x00000000099D0000-0x00000000099D1000-memory.dmp

memory/2596-50-0x00000000099C0000-0x00000000099C1000-memory.dmp