Analysis
- max time kernel
149s - max time network
115s - platform
windows11-21h2_x64 - resource
win11-20260130-en - resource tags
arch:x64arch:x86image:win11-20260130-enlocale:en-usos:windows11-21h2-x64systemwindows - submitted
04/05/2026, 01:32
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
Payment_Advise00383567.exe
Resource
win10v2004-20260130-en
12 signatures
150 seconds
Behavioral task
behavioral2
Sample
Payment_Advise00383567.exe
Resource
win11-20260130-en
12 signatures
150 seconds
General
- Target Payment_Advise00383567.exe
- Size 1.1MB
- Sample260504-bx7dzaex4k
- SHA256 be06aab9e611d76a76f37a89cdef1df2ea59e591ff2654c8c679bfed0f7710bb
- MD5 1913e28feca43789194ca4a1aba6d1d2
- SHA1 f971b067958ee65d9a2af1a7569c50d7147ad70f
- SHA512 b411fab30a3067fd74d141b8c2965b4e5ac02f398fd96b054ae16734e5a9c1ab824aa7237dcf0fd397d7bc790b98a2ce49696099122a4a7bc2061a4e44177c8f
- SSDEEP 24576:tbE3RW+ZP732usMNODIyZSteIyc9x6x8PqrOUvb5V4C:tbKo0jNODIyZStWK6iSrOmV
- TLSH T18C359D1DE38C11E9E22BC134CBA66232E771785A0761BADB075AD6152F73ED06F3A311
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Extracted
Family
-
snakekeylogger
Credentials
-
Protocol
smtp
-
Host
mail.thekampungubudvilla.com
-
Port
587
-
Username
-
Password
thekampung100%
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Email to
Signatures
- Family: Snake Keylogger
Keylogger and Infostealer first seen in November 2020.
- Snake Keylogger payload 3 IoCs
resource yara_rule behavioral2/memory/5416-2-0x0000000000DA0000-0x0000000000DC6000-memory.dmp family_snakekeylogger behavioral2/memory/5416-8-0x0000000000DA0000-0x0000000000DC6000-memory.dmp family_snakekeylogger behavioral2/memory/5416-9-0x0000000000DA0000-0x0000000000DC6000-memory.dmp family_snakekeylogger - Drops startup file 2 IoCs
description ioc Process File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Payment_Advise00383567.exe Payment_Advise00383567.exe File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Payment_Advise00383567.exe Payment_Advise00383567.exe - Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-1383858298-2057492509-1726743289-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 jsc.exe Key opened \REGISTRY\USER\S-1-5-21-1383858298-2057492509-1726743289-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 jsc.exe Key opened \REGISTRY\USER\S-1-5-21-1383858298-2057492509-1726743289-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 jsc.exe - Looks up external IP address via web service 3 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
flow ioc 1 checkip.dyndns.org 1 reallyfreegeoip.org 3 reallyfreegeoip.org - Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 892 set thread context of 5416 892 Payment_Advise00383567.exe 80 - System Location Discovery: System Language Discovery 1 TTPs 1 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 jsc.exe - Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 5416 jsc.exe 5416 jsc.exe - Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 5416 jsc.exe - Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 892 wrote to memory of 5416 892 Payment_Advise00383567.exe 80 PID 892 wrote to memory of 5416 892 Payment_Advise00383567.exe 80 PID 892 wrote to memory of 5416 892 Payment_Advise00383567.exe 80 - outlook_office_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-1383858298-2057492509-1726743289-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 jsc.exe - outlook_win_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-1383858298-2057492509-1726743289-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 jsc.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\Payment_Advise00383567.exe"C:\Users\Admin\AppData\Local\Temp\Payment_Advise00383567.exe"1⤵
- Drops startup file
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:892 -
C:\Windows\Microsoft.NET\Framework\v4.0.30319\jsc.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\jsc.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:5416
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