Analysis
- max time kernel
148s - max time network
135s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260911-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
11/10/2026, 20:31
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
jaffacakes118_Backdoor.Win32.Bifrose.bgn.exe
Resource
win10v2004-20260911-en
3 signatures
150 seconds
Behavioral task
behavioral2
Sample
jaffacakes118_Backdoor.Win32.Bifrose.bgn.exe
Resource
win11ltsc2024-20260911-en
3 signatures
150 seconds
General
- Target jaffacakes118_Backdoor.Win32.Bifrose.bgn.exe
- Size 28KB
- Sample261011-zayqbage88
- SHA256 4b5ef9b995463d524405f83c674743e2ba2f52b756c669ebe48dda36cbc3f9f3
- MD5 d7941d8122511ccd9c58d6655dc35d18
- SHA1 ecb2ad45d928194134da8f61c26bc7987ab3f3ce
- SHA512 6669a61fc534102345649c81386783d0b71318d6893898d217c2db19ea60a0fae818dd221cb719e6ae0564c6672025ed4059cb2ebb286e1ce839fc1bb0382b38
- SSDEEP 384:LmOyMLjKMPH1Dxw7ZA8l9ZoA7k+w9G5hmssR0IkR46nzojn8mgRRtssIeo/r5J16:GUjKVjl9xw3x6nz7vj1wrM
- TLSH T1ACD2D06EA372FD22C18E1339DBFB5ADD57579C4061630A212156ABDC3EFC58138BB4A0
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
3/10
Malware Config
Signatures
- 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 jaffacakes118_Backdoor.Win32.Bifrose.bgn.exe - Suspicious behavior: EnumeratesProcesses 4 IoCs
pid Process 4284 jaffacakes118_Backdoor.Win32.Bifrose.bgn.exe 4284 jaffacakes118_Backdoor.Win32.Bifrose.bgn.exe 4284 jaffacakes118_Backdoor.Win32.Bifrose.bgn.exe 4284 jaffacakes118_Backdoor.Win32.Bifrose.bgn.exe - Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 4284 wrote to memory of 3480 4284 jaffacakes118_Backdoor.Win32.Bifrose.bgn.exe 81 PID 4284 wrote to memory of 3480 4284 jaffacakes118_Backdoor.Win32.Bifrose.bgn.exe 81 PID 4284 wrote to memory of 3480 4284 jaffacakes118_Backdoor.Win32.Bifrose.bgn.exe 81
Processes
-
C:\Windows\explorer.exeexplorer.exe /LOADSAVEDWINDOWS1⤵PID:3480
-
C:\Users\Admin\AppData\Local\Temp\jaffacakes118_Backdoor.Win32.Bifrose.bgn.exe"C:\Users\Admin\AppData\Local\Temp\jaffacakes118_Backdoor.Win32.Bifrose.bgn.exe"2⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:4284
-