Analysis
- max time kernel
149s - max time network
142s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260629-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260629-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
03/07/2026, 15:04
Behavioral task
behavioral1
Sample
Darkoffset loader.exe
Resource
win10v2004-20260513-en
8 signatures
150 seconds
Behavioral task
behavioral2
Sample
Darkoffset loader.exe
Resource
win11ltsc2024-20260629-en
8 signatures
150 seconds
General
- Target Darkoffset loader.exe
- Size 5.9MB
- Sample260703-sf2wlabw3v
- SHA256 5f1371b2250af3455da78b8903e765249f6f8d797e159f2aa35024930afe99ed
- MD5 340fb0c61fc354e5c9bb30725ffcb171
- SHA1 f6c9c0f845830f903c8611e001f1156a0cea7695
- SHA512 c9c20918d55613173b42bdd99404ba5b31ebd3bc30691f0db60ca256170e5bf82f1ab1fcfe52d16adbcf56e43b88302008e865aba4addaec9197cbecc061720e
- SSDEEP 98304:iJGQsXMN8aXJE9mXyypHyL+gP/H+HhhvEeeUXyS3kLp9eJU:QQXM/ZE9mXyxLxenvEepiSak
- TLSH T1295622FA7144372CC01AC8388123FD58B6F6511E4EFA96B9B5EB77D06B5E824C602F52
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
7/10
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 5028 net_5acf29d394.exe -
resource yara_rule behavioral2/memory/504-7-0x0000000140000000-0x0000000140A5E000-memory.dmp vmprotect behavioral2/files/0x000e00000001c593-8.dat vmprotect behavioral2/memory/504-10-0x0000000140000000-0x0000000140A5E000-memory.dmp vmprotect behavioral2/memory/5028-11-0x0000000140000000-0x0000000140A5E000-memory.dmp vmprotect behavioral2/memory/5028-18-0x0000000140000000-0x0000000140A5E000-memory.dmp vmprotect behavioral2/memory/5028-19-0x0000000140000000-0x0000000140A5E000-memory.dmp vmprotect - Suspicious use of NtSetInformationThreadHideFromDebugger 3 IoCs
pid Process 504 Darkoffset loader.exe 5028 net_5acf29d394.exe 5028 net_5acf29d394.exe - Enumerates system info in registry 2 TTPs 3 IoCs
description ioc Process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\BIOSVendor net_5acf29d394.exe Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS net_5acf29d394.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemManufacturer net_5acf29d394.exe - Suspicious behavior: EnumeratesProcesses 34 IoCs
pid Process 504 Darkoffset loader.exe 504 Darkoffset loader.exe 5028 net_5acf29d394.exe 5028 net_5acf29d394.exe 5028 net_5acf29d394.exe 5028 net_5acf29d394.exe 5028 net_5acf29d394.exe 5028 net_5acf29d394.exe 5028 net_5acf29d394.exe 5028 net_5acf29d394.exe 5028 net_5acf29d394.exe 5028 net_5acf29d394.exe 5028 net_5acf29d394.exe 5028 net_5acf29d394.exe 5028 net_5acf29d394.exe 5028 net_5acf29d394.exe 5028 net_5acf29d394.exe 5028 net_5acf29d394.exe 5028 net_5acf29d394.exe 5028 net_5acf29d394.exe 5028 net_5acf29d394.exe 5028 net_5acf29d394.exe 5028 net_5acf29d394.exe 5028 net_5acf29d394.exe 5028 net_5acf29d394.exe 5028 net_5acf29d394.exe 5028 net_5acf29d394.exe 5028 net_5acf29d394.exe 5028 net_5acf29d394.exe 5028 net_5acf29d394.exe 5028 net_5acf29d394.exe 5028 net_5acf29d394.exe 5028 net_5acf29d394.exe 5028 net_5acf29d394.exe - Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 5028 net_5acf29d394.exe - Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 5028 net_5acf29d394.exe - Suspicious use of WriteProcessMemory 1 IoCs
description pid Process procid_target PID 504 wrote to memory of 5028 504 Darkoffset loader.exe 88
Processes
-
C:\Users\Admin\AppData\Local\Temp\Darkoffset loader.exe"C:\Users\Admin\AppData\Local\Temp\Darkoffset loader.exe"1⤵
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:504 -
C:\Users\Admin\AppData\Local\Temp\net_5acf29d394.exe"C:\Users\Admin\AppData\Local\Temp\net_5acf29d394.exe"2⤵
- Executes dropped EXE
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Enumerates system info in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of SetWindowsHookEx
PID:5028
-
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Users\Admin\AppData\Local\Temp\net_5acf29d394.exe
- Size 5.9MB
- SHA256 5f1371b2250af3455da78b8903e765249f6f8d797e159f2aa35024930afe99ed
- MD5 340fb0c61fc354e5c9bb30725ffcb171
- SHA1 f6c9c0f845830f903c8611e001f1156a0cea7695
- SHA512 c9c20918d55613173b42bdd99404ba5b31ebd3bc30691f0db60ca256170e5bf82f1ab1fcfe52d16adbcf56e43b88302008e865aba4addaec9197cbecc061720e
- SSDEEP 98304:iJGQsXMN8aXJE9mXyypHyL+gP/H+HhhvEeeUXyS3kLp9eJU:QQXM/ZE9mXyxLxenvEepiSak
- TLSH T1295622FA7144372CC01AC8388123FD58B6F6511E4EFA96B9B5EB77D06B5E824C602F52
- MD5 SHA1 SHA512 SSDEEP TLSH