Analysis
- max time kernel
148s - max time network
150s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260911-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
16/10/2026, 04:29
Static task
static1
Behavioral task
behavioral1
Sample
jaffacakes118_Trojan-Spy.MSIL.Omaneat.byx.exe
Resource
win10v2004-20260911-en
Behavioral task
behavioral2
Sample
jaffacakes118_Trojan-Spy.MSIL.Omaneat.byx.exe
Resource
win11ltsc2024-20260911-en
General
- Target jaffacakes118_Trojan-Spy.MSIL.Omaneat.byx.exe
- Size 1.9MB
- Sample261016-e4ppaag181
- SHA256 d15792877c09ecdb28daf0b8922fd8f0a7496c1ca6ea02c056e48838dfc06929
- MD5 d3779e5253c1f9d05658f630a4d71ab6
- SHA1 3bd5bc8f2db8bd33d0c880735d1fcab3b9b2a79a
- SHA512 08a77a94f35423a58665735114e707e1db32e596ba19bc9ef8f971460b4075784743cc7ac25c8a0b28146216f2b5bc592657f3985c20f54d878389104c2fbc19
- SSDEEP 49152:Akwkn9IMHeaIGlI04zgcLqWlJazyJN1Rvzx+QToOaPCS:7dnVQb1l7JzRvN4NPC
- TLSH T13495F10363DDC3A5C7725233BA66BB01AEBB7C2506A1F59B1FD9093DF960122421E673
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Family: Luminosity 2 IoCs
Luminosity is a RAT family that was on sale, while claiming to be a system administration utility.
description ioc pid Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language jaffacakes118_Trojan-Spy.MSIL.Omaneat.byx.exe 4904 schtasks.exe - Creates a file in the Startup directory 1 TTPs 1 IoCs
A file was written to a Windows startup folder. Files in these directories are executed automatically when a user logs on or an application initializes.
description ioc Process File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\GzIjNutLdD.eu.url jaffacakes118_Trojan-Spy.MSIL.Omaneat.byx.exe - Executes dropped EXE 3 IoCs
pid Process 2800 client.exe 5284 client.exe 2088 client.exe - Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 4244 set thread context of 4304 4244 jaffacakes118_Trojan-Spy.MSIL.Omaneat.byx.exe 90 - Drops file in Program Files directory 2 IoCs
description ioc Process File created C:\Program Files (x86)\Client\client.exe RegAsm.exe File created C:\Program Files (x86)\Client\client.exe.config RegAsm.exe - Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- Reads the TCP/IP host and domain name from the registry 1 TTPs 2 IoCs
The configured hostname and DNS domain identify the machine and are commonly collected to profile a host before it reports in.
description ioc Process Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Tcpip\Parameters\Hostname RegAsm.exe Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Tcpip\Parameters\Domain RegAsm.exe - System Location Discovery: System Language Discovery 1 TTPs 7 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 client.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language client.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language jaffacakes118_Trojan-Spy.MSIL.Omaneat.byx.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language RegAsm.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language schtasks.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language client.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language REG.exe - Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
pid Process 4904 schtasks.exe - Suspicious behavior: EnumeratesProcesses 8 IoCs
pid Process 4244 jaffacakes118_Trojan-Spy.MSIL.Omaneat.byx.exe 4244 jaffacakes118_Trojan-Spy.MSIL.Omaneat.byx.exe 4244 jaffacakes118_Trojan-Spy.MSIL.Omaneat.byx.exe 4244 jaffacakes118_Trojan-Spy.MSIL.Omaneat.byx.exe 4244 jaffacakes118_Trojan-Spy.MSIL.Omaneat.byx.exe 4244 jaffacakes118_Trojan-Spy.MSIL.Omaneat.byx.exe 4244 jaffacakes118_Trojan-Spy.MSIL.Omaneat.byx.exe 4244 jaffacakes118_Trojan-Spy.MSIL.Omaneat.byx.exe - Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 4304 RegAsm.exe - Suspicious use of WriteProcessMemory 7 IoCs
description pid Process procid_target PID 4244 wrote to memory of 4304 4244 jaffacakes118_Trojan-Spy.MSIL.Omaneat.byx.exe 90 PID 4244 wrote to memory of 4304 4244 jaffacakes118_Trojan-Spy.MSIL.Omaneat.byx.exe 90 PID 4244 wrote to memory of 4304 4244 jaffacakes118_Trojan-Spy.MSIL.Omaneat.byx.exe 90 PID 4244 wrote to memory of 4304 4244 jaffacakes118_Trojan-Spy.MSIL.Omaneat.byx.exe 90 PID 4244 wrote to memory of 4304 4244 jaffacakes118_Trojan-Spy.MSIL.Omaneat.byx.exe 90 PID 4304 wrote to memory of 4904 4304 RegAsm.exe 91 PID 4304 wrote to memory of 3560 4304 RegAsm.exe 96
Processes
-
C:\Users\Admin\AppData\Local\Temp\jaffacakes118_Trojan-Spy.MSIL.Omaneat.byx.exe"C:\Users\Admin\AppData\Local\Temp\jaffacakes118_Trojan-Spy.MSIL.Omaneat.byx.exe"1⤵
- Family: Luminosity
- Creates a file in the Startup directory
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:4244 -
C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe"C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe"2⤵
- Drops file in Program Files directory
- Reads the TCP/IP host and domain name from the registry
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4304 -
C:\Windows\SysWOW64\schtasks.exeschtasks /create /tn "Client Monitor" /tr "'C:\Program Files (x86)\Client\client.exe' /startup" /sc MINUTE /f /rl highest3⤵
- Family: Luminosity
- System Location Discovery: System Language Discovery
- Scheduled Task/Job: Scheduled Task
PID:4904
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C:\Windows\SysWOW64\REG.exeREG ADD "HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\RunOnce" /v "Client Monitor" /d "cmd /c """start """Client Monitor""" """C:\Program Files (x86)\Client\client.exe"""" /f /reg:643⤵
- System Location Discovery: System Language Discovery
PID:3560
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-
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C:\Program Files (x86)\Client\client.exe"C:\Program Files (x86)\Client\client.exe"1⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
PID:2800
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C:\Program Files (x86)\Client\client.exe"C:\Program Files (x86)\Client\client.exe" /startup1⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
PID:5284
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C:\Program Files (x86)\Client\client.exe"C:\Program Files (x86)\Client\client.exe" /startup1⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
PID:2088
Network
MITRE ATT&CK Enterprise v16
Persistence
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Scheduled Task/Job
1Scheduled Task
1Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Scheduled Task/Job
1Scheduled Task
1Replay Monitor
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Downloads
- Path C:\Program Files (x86)\Client\client.exe
- Size 52KB
- SHA256 f54e019c1896811e1d737c9f15b6b50b43ad6bff3a1dd952662f1b5bdc4069b9
- MD5 c295725624e91cea14cb5e5d6faf15f0
- SHA1 e563ad27d44f1d20341493f0ec8292827f64ae9c
- SHA512 7fc76d9b8397665b044ca2716eedec5495ea90758dc041112d2596f7bd269c938b953a1f85c9c8b23f3fb41e7c2286e09bf4ea9e71bbadb95848f3c05635deb2
- SSDEEP 768:8P2Bbv+VazyoD2z9TU//1mz1+M9GnLEu+250eFRJS8s+:fJv46yoD2BTNz1+M9GLfOYw8s+
- TLSH T1A133C814A7E84329F6FB4F795CF180068576B9979E26C35D298D039D0B363C4C922BB7
- MD5 SHA1 SHA512 SSDEEP TLSH