Analysis
-
max time kernel
140s -
max time network
145s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
27/01/2025, 20:52
Static task
static1
Behavioral task
behavioral1
Sample
JaffaCakes118_43939ed80ef8f6cc9d7f5dc15fcd48db.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
JaffaCakes118_43939ed80ef8f6cc9d7f5dc15fcd48db.exe
Resource
win10v2004-20241007-en
General
-
Target
JaffaCakes118_43939ed80ef8f6cc9d7f5dc15fcd48db.exe
-
Size
201KB
-
MD5
43939ed80ef8f6cc9d7f5dc15fcd48db
-
SHA1
8a605b5fcacf0d7cccfdbf873ec4984cf03e925d
-
SHA256
6ad5247f54eaec05a23e025f393291f39a6686ab38f34d5cda8fd868b627d157
-
SHA512
b90caffb2f173f536f7c05baf10232847fafad217b10941eefa7bd6a7590feff0f47129066009ac572dd3b699a77ed7673c981d080036a6038bcd9ff2844b8ce
-
SSDEEP
3072:TZbyo1e4F2pHeIhLposLd2r76Q/XsmWVpJG6sDciGEG+C1m76+5w0Ju3:TNBc8GoOdpQ/cRJ7UGFXMw
Malware Config
Signatures
-
Event Triggered Execution: Component Object Model Hijacking 1 TTPs
Adversaries may establish persistence by executing malicious content triggered by hijacked references to Component Object Model (COM) objects.
-
Executes dropped EXE 1 IoCs
pid Process 3500 Explorer.EXE -
Unexpected DNS network traffic destination 5 IoCs
Network traffic to other servers than the configured DNS servers was detected on the DNS port.
description flow ioc pid Process Destination IP 15 83.133.123.20 528 JaffaCakes118_43939ed80ef8f6cc9d7f5dc15fcd48db.exe Destination IP 17 83.133.123.20 528 JaffaCakes118_43939ed80ef8f6cc9d7f5dc15fcd48db.exe Destination IP 19 83.133.123.20 528 JaffaCakes118_43939ed80ef8f6cc9d7f5dc15fcd48db.exe Destination IP 21 83.133.123.20 528 JaffaCakes118_43939ed80ef8f6cc9d7f5dc15fcd48db.exe Destination IP 13 83.133.123.20 528 JaffaCakes118_43939ed80ef8f6cc9d7f5dc15fcd48db.exe -
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_43939ed80ef8f6cc9d7f5dc15fcd48db.exe -
Modifies registry class 5 IoCs
description ioc Process Key created \REGISTRY\USER\S-1-5-21-3756129449-3121373848-4276368241-1000_Classes\CLSID\{fbeb8a05-beee-4442-804e-409d6c4515e9}\InprocServer32 JaffaCakes118_43939ed80ef8f6cc9d7f5dc15fcd48db.exe Set value (str) \REGISTRY\USER\S-1-5-21-3756129449-3121373848-4276368241-1000_Classes\CLSID\{fbeb8a05-beee-4442-804e-409d6c4515e9}\InprocServer32\ThreadingModel = "Both" JaffaCakes118_43939ed80ef8f6cc9d7f5dc15fcd48db.exe Set value (str) \REGISTRY\USER\S-1-5-21-3756129449-3121373848-4276368241-1000_Classes\CLSID\{fbeb8a05-beee-4442-804e-409d6c4515e9}\InprocServer32\ = "C:\\$Recycle.Bin\\S-1-5-21-3756129449-3121373848-4276368241-1000\\$862b21c0dc2d33ab5918d90b8ea31d19\\n." JaffaCakes118_43939ed80ef8f6cc9d7f5dc15fcd48db.exe Key created \REGISTRY\USER\S-1-5-21-3756129449-3121373848-4276368241-1000_Classes\clsid JaffaCakes118_43939ed80ef8f6cc9d7f5dc15fcd48db.exe Key created \REGISTRY\USER\S-1-5-21-3756129449-3121373848-4276368241-1000_Classes\CLSID\{fbeb8a05-beee-4442-804e-409d6c4515e9} JaffaCakes118_43939ed80ef8f6cc9d7f5dc15fcd48db.exe -
Suspicious behavior: EnumeratesProcesses 10 IoCs
pid Process 528 JaffaCakes118_43939ed80ef8f6cc9d7f5dc15fcd48db.exe 528 JaffaCakes118_43939ed80ef8f6cc9d7f5dc15fcd48db.exe 528 JaffaCakes118_43939ed80ef8f6cc9d7f5dc15fcd48db.exe 528 JaffaCakes118_43939ed80ef8f6cc9d7f5dc15fcd48db.exe 528 JaffaCakes118_43939ed80ef8f6cc9d7f5dc15fcd48db.exe 528 JaffaCakes118_43939ed80ef8f6cc9d7f5dc15fcd48db.exe 528 JaffaCakes118_43939ed80ef8f6cc9d7f5dc15fcd48db.exe 528 JaffaCakes118_43939ed80ef8f6cc9d7f5dc15fcd48db.exe 3500 Explorer.EXE 3500 Explorer.EXE -
Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 528 JaffaCakes118_43939ed80ef8f6cc9d7f5dc15fcd48db.exe Token: SeDebugPrivilege 528 JaffaCakes118_43939ed80ef8f6cc9d7f5dc15fcd48db.exe Token: SeDebugPrivilege 528 JaffaCakes118_43939ed80ef8f6cc9d7f5dc15fcd48db.exe Token: SeDebugPrivilege 3500 Explorer.EXE -
Suspicious use of WriteProcessMemory 2 IoCs
description pid Process procid_target PID 528 wrote to memory of 3500 528 JaffaCakes118_43939ed80ef8f6cc9d7f5dc15fcd48db.exe 56 PID 528 wrote to memory of 3500 528 JaffaCakes118_43939ed80ef8f6cc9d7f5dc15fcd48db.exe 56
Processes
-
C:\Windows\Explorer.EXEC:\Windows\Explorer.EXE1⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3500 -
C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_43939ed80ef8f6cc9d7f5dc15fcd48db.exe"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_43939ed80ef8f6cc9d7f5dc15fcd48db.exe"2⤵
- Unexpected DNS network traffic destination
- System Location Discovery: System Language Discovery
- Modifies registry class
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:528
-
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
-
Filesize
41KB
MD5fb4e3236959152a057bc6b7603c538ef
SHA1b25a70c07dd2eb1c9fdf89f7a2ffc286f226edf4
SHA2568244ddfcba327a3f67a5582642c53241ee5e58d75808547cd74808bcded272d0
SHA512993dbfbf71394ad1f120a8687d57eac2b9a55b11b1594aadd5a8d90edc0a26e5fd21f78317d342837ce27728613b5fc9c6ea40f86d17e5c477071be84f8aa3d2