Analysis
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max time kernel
134s -
max time network
143s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
30-10-2024 06:41
Static task
static1
Behavioral task
behavioral1
Sample
Payment Slip_SJJ023639úPDF.scr.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
Payment Slip_SJJ023639úPDF.scr.exe
Resource
win10v2004-20241007-en
General
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Target
Payment Slip_SJJ023639úPDF.scr.exe
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Size
126KB
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MD5
7e7eed81d6cdbfdbffc813d82883a344
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SHA1
83f6991305ea05977e19bf07dbb2a3844045f9bd
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SHA256
083a6acdf46560666ca764a49d0e22427706ce63df285a0896e159ff17b5891f
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SHA512
64f471b3c1ba0b234c19a858fed504a8d9483b156cad12d923a184e12a312a462d1705bd84298aad22a224ce51ae597020386e717d5690b21999003ca8d122b5
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SSDEEP
3072:ijoOxu9go/b/1O5iItBEpZNlxoDSrah/F15xN:Mo99bT/1OVtazDxaSuhvz
Malware Config
Extracted
snakekeylogger
Protocol: smtp- Host:
gator3220.hostgator.com - Port:
587 - Username:
[email protected] - Password:
nr!^%FSRH4kX@KM
Signatures
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Snake Keylogger
Keylogger and Infostealer first seen in November 2020.
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Snake Keylogger payload 1 IoCs
resource yara_rule behavioral2/memory/244-1099-0x0000000004E30000-0x0000000004E56000-memory.dmp family_snakekeylogger -
Snakekeylogger family
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Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-3442511616-637977696-3186306149-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 aspnet_compiler.exe Key opened \REGISTRY\USER\S-1-5-21-3442511616-637977696-3186306149-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 aspnet_compiler.exe Key opened \REGISTRY\USER\S-1-5-21-3442511616-637977696-3186306149-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 aspnet_compiler.exe -
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 47 checkip.dyndns.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 Payment Slip_SJJ023639úPDF.scr.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language aspnet_compiler.exe -
Suspicious behavior: EnumeratesProcesses 6 IoCs
pid Process 2576 Payment Slip_SJJ023639úPDF.scr.exe 2576 Payment Slip_SJJ023639úPDF.scr.exe 2576 Payment Slip_SJJ023639úPDF.scr.exe 2576 Payment Slip_SJJ023639úPDF.scr.exe 244 aspnet_compiler.exe 244 aspnet_compiler.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
description pid Process Token: SeDebugPrivilege 2576 Payment Slip_SJJ023639úPDF.scr.exe Token: SeDebugPrivilege 2576 Payment Slip_SJJ023639úPDF.scr.exe Token: SeDebugPrivilege 244 aspnet_compiler.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 2576 wrote to memory of 244 2576 Payment Slip_SJJ023639úPDF.scr.exe 97 PID 2576 wrote to memory of 244 2576 Payment Slip_SJJ023639úPDF.scr.exe 97 PID 2576 wrote to memory of 244 2576 Payment Slip_SJJ023639úPDF.scr.exe 97 PID 2576 wrote to memory of 244 2576 Payment Slip_SJJ023639úPDF.scr.exe 97 -
outlook_office_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-3442511616-637977696-3186306149-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 aspnet_compiler.exe -
outlook_win_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-3442511616-637977696-3186306149-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 aspnet_compiler.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\Payment Slip_SJJ023639úPDF.scr.exe"C:\Users\Admin\AppData\Local\Temp\Payment Slip_SJJ023639úPDF.scr.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2576 -
C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe"2⤵
- Accesses Microsoft Outlook profiles
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
PID:244
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