Analysis
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max time kernel
104s -
max time network
143s -
platform
windows10-2004_x64 -
resource
win10v2004-20250313-en -
resource tags
arch:x64arch:x86image:win10v2004-20250313-enlocale:en-usos:windows10-2004-x64system -
submitted
26/03/2025, 16:46
Behavioral task
behavioral1
Sample
e64ff6e23ce8911e74ee402d2cc1ed3d54998a56a6fb272b50c5a87363975305.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
e64ff6e23ce8911e74ee402d2cc1ed3d54998a56a6fb272b50c5a87363975305.exe
Resource
win10v2004-20250313-en
General
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Target
e64ff6e23ce8911e74ee402d2cc1ed3d54998a56a6fb272b50c5a87363975305.exe
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Size
513KB
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MD5
f32cbfaecc2e973799c7e8977a23fbc1
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SHA1
51a65b71f953c3e988f0a4a2d4e69ea6ca8b2b8f
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SHA256
e64ff6e23ce8911e74ee402d2cc1ed3d54998a56a6fb272b50c5a87363975305
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SHA512
85c3aea4fbca17e79833b33b73931b566b7d8ffa70318ac3c772054501105afd7bf659009b3c63550d8c9bcf803481e01341923071e2926c7bdc21b0ba9729c1
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SSDEEP
12288:DZ8M7gu9seB5mV+mMBYJf0hdrK8BnbPZl/xld44ILZn7EqhZ:DWM7gu9seB8gzBjde8BjZl/xTlIx
Malware Config
Signatures
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MassLogger
Masslogger is a .NET stealer targeting passwords from browsers, email and cryptocurrency clients.
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MassLogger Main payload 1 IoCs
resource yara_rule behavioral2/memory/5864-1-0x0000000000550000-0x00000000005D6000-memory.dmp family_masslogger -
Masslogger family
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Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-1279544337-3716153908-718418795-1000\Control Panel\International\Geo\Nation e64ff6e23ce8911e74ee402d2cc1ed3d54998a56a6fb272b50c5a87363975305.exe -
Deletes itself 1 IoCs
pid Process 1504 powershell.exe -
Reads user/profile data of web browsers 3 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
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Accesses Microsoft Outlook profiles 1 TTPs 42 IoCs
description ioc Process Key queried \REGISTRY\USER\S-1-5-21-1279544337-3716153908-718418795-1000\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 e64ff6e23ce8911e74ee402d2cc1ed3d54998a56a6fb272b50c5a87363975305.exe Key created \REGISTRY\USER\S-1-5-21-1279544337-3716153908-718418795-1000\SOFTWARE\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 e64ff6e23ce8911e74ee402d2cc1ed3d54998a56a6fb272b50c5a87363975305.exe Key created \REGISTRY\USER\S-1-5-21-1279544337-3716153908-718418795-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 e64ff6e23ce8911e74ee402d2cc1ed3d54998a56a6fb272b50c5a87363975305.exe Key created \REGISTRY\USER\S-1-5-21-1279544337-3716153908-718418795-1000\SOFTWARE\Microsoft\Office\16.0\Outlook\Profiles\Outlook e64ff6e23ce8911e74ee402d2cc1ed3d54998a56a6fb272b50c5a87363975305.exe Key created \REGISTRY\USER\S-1-5-21-1279544337-3716153908-718418795-1000\SOFTWARE\Microsoft\Office\18.0\Outlook\Profiles\Outlook e64ff6e23ce8911e74ee402d2cc1ed3d54998a56a6fb272b50c5a87363975305.exe Key queried \REGISTRY\USER\S-1-5-21-1279544337-3716153908-718418795-1000\SOFTWARE\Microsoft\Office\19.0\Outlook\Profiles\Outlook e64ff6e23ce8911e74ee402d2cc1ed3d54998a56a6fb272b50c5a87363975305.exe Key created \REGISTRY\USER\S-1-5-21-1279544337-3716153908-718418795-1000\SOFTWARE\Microsoft\Office\19.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 e64ff6e23ce8911e74ee402d2cc1ed3d54998a56a6fb272b50c5a87363975305.exe Key opened \REGISTRY\USER\S-1-5-21-1279544337-3716153908-718418795-1000\Software\Microsoft\Office\20.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 e64ff6e23ce8911e74ee402d2cc1ed3d54998a56a6fb272b50c5a87363975305.exe Key created \REGISTRY\USER\S-1-5-21-1279544337-3716153908-718418795-1000\SOFTWARE\Microsoft\Office\20.0\Outlook\Profiles\Outlook e64ff6e23ce8911e74ee402d2cc1ed3d54998a56a6fb272b50c5a87363975305.exe Key queried \REGISTRY\USER\S-1-5-21-1279544337-3716153908-718418795-1000\SOFTWARE\Microsoft\Office\15.0\Outlook\Profiles\Outlook e64ff6e23ce8911e74ee402d2cc1ed3d54998a56a6fb272b50c5a87363975305.exe Key queried \REGISTRY\USER\S-1-5-21-1279544337-3716153908-718418795-1000\SOFTWARE\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 e64ff6e23ce8911e74ee402d2cc1ed3d54998a56a6fb272b50c5a87363975305.exe Key opened \REGISTRY\USER\S-1-5-21-1279544337-3716153908-718418795-1000\Software\Microsoft\Office\19.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 e64ff6e23ce8911e74ee402d2cc1ed3d54998a56a6fb272b50c5a87363975305.exe Key created \REGISTRY\USER\S-1-5-21-1279544337-3716153908-718418795-1000\SOFTWARE\Microsoft\Office\20.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 e64ff6e23ce8911e74ee402d2cc1ed3d54998a56a6fb272b50c5a87363975305.exe Key created \REGISTRY\USER\S-1-5-21-1279544337-3716153908-718418795-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 e64ff6e23ce8911e74ee402d2cc1ed3d54998a56a6fb272b50c5a87363975305.exe Key queried \REGISTRY\USER\S-1-5-21-1279544337-3716153908-718418795-1000\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook e64ff6e23ce8911e74ee402d2cc1ed3d54998a56a6fb272b50c5a87363975305.exe Key created \REGISTRY\USER\S-1-5-21-1279544337-3716153908-718418795-1000\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 e64ff6e23ce8911e74ee402d2cc1ed3d54998a56a6fb272b50c5a87363975305.exe Key created \REGISTRY\USER\S-1-5-21-1279544337-3716153908-718418795-1000\Software\Microsoft\Office\19.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 e64ff6e23ce8911e74ee402d2cc1ed3d54998a56a6fb272b50c5a87363975305.exe Key created \REGISTRY\USER\S-1-5-21-1279544337-3716153908-718418795-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 e64ff6e23ce8911e74ee402d2cc1ed3d54998a56a6fb272b50c5a87363975305.exe Key queried \REGISTRY\USER\S-1-5-21-1279544337-3716153908-718418795-1000\SOFTWARE\Microsoft\Office\16.0\Outlook\Profiles\Outlook e64ff6e23ce8911e74ee402d2cc1ed3d54998a56a6fb272b50c5a87363975305.exe Key created \REGISTRY\USER\S-1-5-21-1279544337-3716153908-718418795-1000\SOFTWARE\Microsoft\Office\17.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 e64ff6e23ce8911e74ee402d2cc1ed3d54998a56a6fb272b50c5a87363975305.exe Key queried \REGISTRY\USER\S-1-5-21-1279544337-3716153908-718418795-1000\SOFTWARE\Microsoft\Office\20.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 e64ff6e23ce8911e74ee402d2cc1ed3d54998a56a6fb272b50c5a87363975305.exe Key created \REGISTRY\USER\S-1-5-21-1279544337-3716153908-718418795-1000\SOFTWARE\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 e64ff6e23ce8911e74ee402d2cc1ed3d54998a56a6fb272b50c5a87363975305.exe Key queried \REGISTRY\USER\S-1-5-21-1279544337-3716153908-718418795-1000\SOFTWARE\Microsoft\Office\18.0\Outlook\Profiles\Outlook e64ff6e23ce8911e74ee402d2cc1ed3d54998a56a6fb272b50c5a87363975305.exe Key opened \REGISTRY\USER\S-1-5-21-1279544337-3716153908-718418795-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 e64ff6e23ce8911e74ee402d2cc1ed3d54998a56a6fb272b50c5a87363975305.exe Key opened \REGISTRY\USER\S-1-5-21-1279544337-3716153908-718418795-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 e64ff6e23ce8911e74ee402d2cc1ed3d54998a56a6fb272b50c5a87363975305.exe Key opened \REGISTRY\USER\S-1-5-21-1279544337-3716153908-718418795-1000\Software\Microsoft\Office\17.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 e64ff6e23ce8911e74ee402d2cc1ed3d54998a56a6fb272b50c5a87363975305.exe Key queried \REGISTRY\USER\S-1-5-21-1279544337-3716153908-718418795-1000\SOFTWARE\Microsoft\Office\17.0\Outlook\Profiles\Outlook e64ff6e23ce8911e74ee402d2cc1ed3d54998a56a6fb272b50c5a87363975305.exe Key created \REGISTRY\USER\S-1-5-21-1279544337-3716153908-718418795-1000\SOFTWARE\Microsoft\Office\19.0\Outlook\Profiles\Outlook e64ff6e23ce8911e74ee402d2cc1ed3d54998a56a6fb272b50c5a87363975305.exe Key created \REGISTRY\USER\S-1-5-21-1279544337-3716153908-718418795-1000\Software\Microsoft\Office\18.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 e64ff6e23ce8911e74ee402d2cc1ed3d54998a56a6fb272b50c5a87363975305.exe Key queried \REGISTRY\USER\S-1-5-21-1279544337-3716153908-718418795-1000\SOFTWARE\Microsoft\Office\18.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 e64ff6e23ce8911e74ee402d2cc1ed3d54998a56a6fb272b50c5a87363975305.exe Key created \REGISTRY\USER\S-1-5-21-1279544337-3716153908-718418795-1000\SOFTWARE\Microsoft\Office\15.0\Outlook\Profiles\Outlook e64ff6e23ce8911e74ee402d2cc1ed3d54998a56a6fb272b50c5a87363975305.exe Key queried \REGISTRY\USER\S-1-5-21-1279544337-3716153908-718418795-1000\SOFTWARE\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 e64ff6e23ce8911e74ee402d2cc1ed3d54998a56a6fb272b50c5a87363975305.exe Key created \REGISTRY\USER\S-1-5-21-1279544337-3716153908-718418795-1000\Software\Microsoft\Office\17.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 e64ff6e23ce8911e74ee402d2cc1ed3d54998a56a6fb272b50c5a87363975305.exe Key created \REGISTRY\USER\S-1-5-21-1279544337-3716153908-718418795-1000\SOFTWARE\Microsoft\Office\17.0\Outlook\Profiles\Outlook e64ff6e23ce8911e74ee402d2cc1ed3d54998a56a6fb272b50c5a87363975305.exe Key queried \REGISTRY\USER\S-1-5-21-1279544337-3716153908-718418795-1000\SOFTWARE\Microsoft\Office\17.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 e64ff6e23ce8911e74ee402d2cc1ed3d54998a56a6fb272b50c5a87363975305.exe Key queried \REGISTRY\USER\S-1-5-21-1279544337-3716153908-718418795-1000\SOFTWARE\Microsoft\Office\19.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 e64ff6e23ce8911e74ee402d2cc1ed3d54998a56a6fb272b50c5a87363975305.exe Key opened \REGISTRY\USER\S-1-5-21-1279544337-3716153908-718418795-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 e64ff6e23ce8911e74ee402d2cc1ed3d54998a56a6fb272b50c5a87363975305.exe Key opened \REGISTRY\USER\S-1-5-21-1279544337-3716153908-718418795-1000\Software\Microsoft\Office\18.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 e64ff6e23ce8911e74ee402d2cc1ed3d54998a56a6fb272b50c5a87363975305.exe Key created \REGISTRY\USER\S-1-5-21-1279544337-3716153908-718418795-1000\SOFTWARE\Microsoft\Office\18.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 e64ff6e23ce8911e74ee402d2cc1ed3d54998a56a6fb272b50c5a87363975305.exe Key created \REGISTRY\USER\S-1-5-21-1279544337-3716153908-718418795-1000\Software\Microsoft\Office\20.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 e64ff6e23ce8911e74ee402d2cc1ed3d54998a56a6fb272b50c5a87363975305.exe Key queried \REGISTRY\USER\S-1-5-21-1279544337-3716153908-718418795-1000\SOFTWARE\Microsoft\Office\20.0\Outlook\Profiles\Outlook e64ff6e23ce8911e74ee402d2cc1ed3d54998a56a6fb272b50c5a87363975305.exe Key created \REGISTRY\USER\S-1-5-21-1279544337-3716153908-718418795-1000\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook e64ff6e23ce8911e74ee402d2cc1ed3d54998a56a6fb272b50c5a87363975305.exe -
Indicator Removal: File Deletion 1 TTPs
Adversaries may delete files left behind by the actions of their intrusion activity.
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Looks up external IP address via web service 1 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
flow ioc 25 api.ipify.org -
System Location Discovery: System Language Discovery 1 TTPs 2 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language e64ff6e23ce8911e74ee402d2cc1ed3d54998a56a6fb272b50c5a87363975305.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language powershell.exe -
Suspicious behavior: EnumeratesProcesses 5 IoCs
pid Process 5864 e64ff6e23ce8911e74ee402d2cc1ed3d54998a56a6fb272b50c5a87363975305.exe 5864 e64ff6e23ce8911e74ee402d2cc1ed3d54998a56a6fb272b50c5a87363975305.exe 5864 e64ff6e23ce8911e74ee402d2cc1ed3d54998a56a6fb272b50c5a87363975305.exe 1504 powershell.exe 1504 powershell.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 5864 e64ff6e23ce8911e74ee402d2cc1ed3d54998a56a6fb272b50c5a87363975305.exe Token: SeDebugPrivilege 1504 powershell.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 5864 wrote to memory of 1504 5864 e64ff6e23ce8911e74ee402d2cc1ed3d54998a56a6fb272b50c5a87363975305.exe 93 PID 5864 wrote to memory of 1504 5864 e64ff6e23ce8911e74ee402d2cc1ed3d54998a56a6fb272b50c5a87363975305.exe 93 PID 5864 wrote to memory of 1504 5864 e64ff6e23ce8911e74ee402d2cc1ed3d54998a56a6fb272b50c5a87363975305.exe 93 -
outlook_office_path 1 IoCs
description ioc Process Key queried \REGISTRY\USER\S-1-5-21-1279544337-3716153908-718418795-1000\SOFTWARE\Microsoft\Office\20.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 e64ff6e23ce8911e74ee402d2cc1ed3d54998a56a6fb272b50c5a87363975305.exe -
outlook_win_path 1 IoCs
description ioc Process Key queried \REGISTRY\USER\S-1-5-21-1279544337-3716153908-718418795-1000\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 e64ff6e23ce8911e74ee402d2cc1ed3d54998a56a6fb272b50c5a87363975305.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\e64ff6e23ce8911e74ee402d2cc1ed3d54998a56a6fb272b50c5a87363975305.exe"C:\Users\Admin\AppData\Local\Temp\e64ff6e23ce8911e74ee402d2cc1ed3d54998a56a6fb272b50c5a87363975305.exe"1⤵
- Checks computer location settings
- Accesses Microsoft Outlook profiles
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
- outlook_office_path
- outlook_win_path
PID:5864 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"powershell" Start-Sleep -Seconds 2; Remove-Item -path 'C:\Users\Admin\AppData\Local\Temp\e64ff6e23ce8911e74ee402d2cc1ed3d54998a56a6fb272b50c5a87363975305.exe'2⤵
- Deletes itself
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1504
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
60B
MD5d17fe0a3f47be24a6453e9ef58c94641
SHA16ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA25696ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA5125b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82