Analysis
- max time kernel
149s - max time network
137s - platform
windows10-2004_x64 - resource
win10v2004-20260911-en - resource tags
arch:x64arch:x86image:win10v2004-20260911-enlocale:en-usos:windows10-2004-x64systemwindows - submitted
18/10/2026, 23:28
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
jaffacakes118_Trojan.Win32.Agent.nfajcg.exe
Resource
win10v2004-20260911-en
5 signatures
150 seconds
Behavioral task
behavioral2
Sample
jaffacakes118_Trojan.Win32.Agent.nfajcg.exe
Resource
win11ltsc2024-20260911-en
5 signatures
150 seconds
General
- Target jaffacakes118_Trojan.Win32.Agent.nfajcg.exe
- Size 423KB
- Sample261018-3gfpvsda75
- SHA256 1ddf90bc0c5c18452ac473149753538f90e4cf7812b84b836733d4781b6bc0a0
- MD5 f9226e06530ce8d2d65d800fe2553bf4
- SHA1 a97b0ed11684886b7712647993086d29bcddf299
- SHA512 c9d580013a314bacf30f38fab550e61770ec5e9c43a01619a64bd3c4a5c87e8a2609b85213e2da5ef181acb296d8cce81c7a8d5aab78240decd239e43baf3093
- SSDEEP 12288:rxZ/v7CK34ogwTy8D6QSY9LSxIW/xaQJSY:rjn7lIoVTX6SxQx1L
- TLSH T1FB94D062F1C34973E1B11F3C8C4BE6AA452DBA106FB4505ABAEC4F0D6D391D966283D3
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
7/10
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 4968 _update.exe - 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 _update.exe Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Tcpip\Parameters\Domain _update.exe - 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 jaffacakes118_Trojan.Win32.Agent.nfajcg.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language _update.exe - Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 4968 _update.exe - Suspicious use of WriteProcessMemory 1 IoCs
description pid Process procid_target PID 4848 wrote to memory of 4968 4848 jaffacakes118_Trojan.Win32.Agent.nfajcg.exe 84
Processes
-
C:\Users\Admin\AppData\Local\Temp\jaffacakes118_Trojan.Win32.Agent.nfajcg.exe"C:\Users\Admin\AppData\Local\Temp\jaffacakes118_Trojan.Win32.Agent.nfajcg.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4848 -
C:\Users\Admin\AppData\Roaming\Divx\_update.exe-r2⤵
- Executes dropped EXE
- Reads the TCP/IP host and domain name from the registry
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
PID:4968
-
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Users\Admin\AppData\Roaming\Divx\_update.exe
- Size 423KB
- SHA256 1ddf90bc0c5c18452ac473149753538f90e4cf7812b84b836733d4781b6bc0a0
- MD5 f9226e06530ce8d2d65d800fe2553bf4
- SHA1 a97b0ed11684886b7712647993086d29bcddf299
- SHA512 c9d580013a314bacf30f38fab550e61770ec5e9c43a01619a64bd3c4a5c87e8a2609b85213e2da5ef181acb296d8cce81c7a8d5aab78240decd239e43baf3093
- SSDEEP 12288:rxZ/v7CK34ogwTy8D6QSY9LSxIW/xaQJSY:rjn7lIoVTX6SxQx1L
- TLSH T1FB94D062F1C34973E1B11F3C8C4BE6AA452DBA106FB4505ABAEC4F0D6D391D966283D3
- MD5 SHA1 SHA512 SSDEEP TLSH