Analysis
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max time kernel
65s -
max time network
150s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-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
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Target
JaffaCakes118_43939ed80ef8f6cc9d7f5dc15fcd48db.exe
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Size
201KB
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MD5
43939ed80ef8f6cc9d7f5dc15fcd48db
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SHA1
8a605b5fcacf0d7cccfdbf873ec4984cf03e925d
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SHA256
6ad5247f54eaec05a23e025f393291f39a6686ab38f34d5cda8fd868b627d157
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SHA512
b90caffb2f173f536f7c05baf10232847fafad217b10941eefa7bd6a7590feff0f47129066009ac572dd3b699a77ed7673c981d080036a6038bcd9ff2844b8ce
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SSDEEP
3072:TZbyo1e4F2pHeIhLposLd2r76Q/XsmWVpJG6sDciGEG+C1m76+5w0Ju3:TNBc8GoOdpQ/cRJ7UGFXMw
Malware Config
Signatures
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Deletes itself 1 IoCs
pid Process 1048 cmd.exe -
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.
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Executes dropped EXE 2 IoCs
pid Process 1244 Explorer.EXE 472 services.exe -
Unexpected DNS network traffic destination 9 IoCs
Network traffic to other servers than the configured DNS servers was detected on the DNS port.
description flow ioc pid Process Destination IP 4 83.133.123.20 1956 JaffaCakes118_43939ed80ef8f6cc9d7f5dc15fcd48db.exe Destination IP 5 83.133.123.20 1956 JaffaCakes118_43939ed80ef8f6cc9d7f5dc15fcd48db.exe Destination IP 8 83.133.123.20 1956 JaffaCakes118_43939ed80ef8f6cc9d7f5dc15fcd48db.exe Destination IP 83.133.123.20 Process not Found Destination IP 3 83.133.123.20 1956 JaffaCakes118_43939ed80ef8f6cc9d7f5dc15fcd48db.exe Destination IP 6 83.133.123.20 1956 JaffaCakes118_43939ed80ef8f6cc9d7f5dc15fcd48db.exe Destination IP 7 83.133.123.20 1956 JaffaCakes118_43939ed80ef8f6cc9d7f5dc15fcd48db.exe Destination IP 83.133.123.20 Process not Found Destination IP 83.133.123.20 Process not Found -
Drops desktop.ini file(s) 2 IoCs
description ioc Process File created \systemroot\assembly\GAC_64\Desktop.ini services.exe File created \systemroot\assembly\GAC_32\Desktop.ini services.exe -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 1956 set thread context of 1048 1956 JaffaCakes118_43939ed80ef8f6cc9d7f5dc15fcd48db.exe 30 -
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_43939ed80ef8f6cc9d7f5dc15fcd48db.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe -
Modifies registry class 6 IoCs
description ioc Process Key created \REGISTRY\USER\S-1-5-21-1488793075-819845221-1497111674-1000_CLASSES\clsid JaffaCakes118_43939ed80ef8f6cc9d7f5dc15fcd48db.exe Key created \REGISTRY\USER\S-1-5-21-1488793075-819845221-1497111674-1000_CLASSES\CLSID\{fbeb8a05-beee-4442-804e-409d6c4515e9} JaffaCakes118_43939ed80ef8f6cc9d7f5dc15fcd48db.exe Key created \REGISTRY\USER\S-1-5-21-1488793075-819845221-1497111674-1000_CLASSES\CLSID\{fbeb8a05-beee-4442-804e-409d6c4515e9}\InprocServer32 JaffaCakes118_43939ed80ef8f6cc9d7f5dc15fcd48db.exe Set value (str) \REGISTRY\USER\S-1-5-21-1488793075-819845221-1497111674-1000_CLASSES\CLSID\{fbeb8a05-beee-4442-804e-409d6c4515e9}\InprocServer32\ThreadingModel = "Both" JaffaCakes118_43939ed80ef8f6cc9d7f5dc15fcd48db.exe Set value (str) \REGISTRY\USER\S-1-5-21-1488793075-819845221-1497111674-1000_CLASSES\CLSID\{fbeb8a05-beee-4442-804e-409d6c4515e9}\InprocServer32\ = "C:\\$Recycle.Bin\\S-1-5-21-1488793075-819845221-1497111674-1000\\$568593a3dddae9c8c724dfe7808f99db\\n." JaffaCakes118_43939ed80ef8f6cc9d7f5dc15fcd48db.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{5839FCA9-774D-42A1-ACDA-D6A79037F57F}\InprocServer32\ = "C:\\$Recycle.Bin\\S-1-5-18\\$568593a3dddae9c8c724dfe7808f99db\\n." JaffaCakes118_43939ed80ef8f6cc9d7f5dc15fcd48db.exe -
Suspicious behavior: EnumeratesProcesses 7 IoCs
pid Process 1956 JaffaCakes118_43939ed80ef8f6cc9d7f5dc15fcd48db.exe 1956 JaffaCakes118_43939ed80ef8f6cc9d7f5dc15fcd48db.exe 1956 JaffaCakes118_43939ed80ef8f6cc9d7f5dc15fcd48db.exe 1956 JaffaCakes118_43939ed80ef8f6cc9d7f5dc15fcd48db.exe 1956 JaffaCakes118_43939ed80ef8f6cc9d7f5dc15fcd48db.exe 1956 JaffaCakes118_43939ed80ef8f6cc9d7f5dc15fcd48db.exe 472 services.exe -
Suspicious use of AdjustPrivilegeToken 8 IoCs
description pid Process Token: SeDebugPrivilege 1956 JaffaCakes118_43939ed80ef8f6cc9d7f5dc15fcd48db.exe Token: SeDebugPrivilege 1956 JaffaCakes118_43939ed80ef8f6cc9d7f5dc15fcd48db.exe Token: SeDebugPrivilege 1956 JaffaCakes118_43939ed80ef8f6cc9d7f5dc15fcd48db.exe Token: SeDebugPrivilege 472 services.exe Token: SeBackupPrivilege 472 services.exe Token: SeRestorePrivilege 472 services.exe Token: SeSecurityPrivilege 472 services.exe Token: SeTakeOwnershipPrivilege 472 services.exe -
Suspicious use of FindShellTrayWindow 2 IoCs
pid Process 1244 Explorer.EXE 1244 Explorer.EXE -
Suspicious use of SendNotifyMessage 2 IoCs
pid Process 1244 Explorer.EXE 1244 Explorer.EXE -
Suspicious use of WriteProcessMemory 8 IoCs
description pid Process procid_target PID 1956 wrote to memory of 1244 1956 JaffaCakes118_43939ed80ef8f6cc9d7f5dc15fcd48db.exe 21 PID 1956 wrote to memory of 1244 1956 JaffaCakes118_43939ed80ef8f6cc9d7f5dc15fcd48db.exe 21 PID 1956 wrote to memory of 472 1956 JaffaCakes118_43939ed80ef8f6cc9d7f5dc15fcd48db.exe 6 PID 1956 wrote to memory of 1048 1956 JaffaCakes118_43939ed80ef8f6cc9d7f5dc15fcd48db.exe 30 PID 1956 wrote to memory of 1048 1956 JaffaCakes118_43939ed80ef8f6cc9d7f5dc15fcd48db.exe 30 PID 1956 wrote to memory of 1048 1956 JaffaCakes118_43939ed80ef8f6cc9d7f5dc15fcd48db.exe 30 PID 1956 wrote to memory of 1048 1956 JaffaCakes118_43939ed80ef8f6cc9d7f5dc15fcd48db.exe 30 PID 1956 wrote to memory of 1048 1956 JaffaCakes118_43939ed80ef8f6cc9d7f5dc15fcd48db.exe 30
Processes
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C:\Windows\system32\services.exeC:\Windows\system32\services.exe1⤵
- Executes dropped EXE
- Drops desktop.ini file(s)
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:472
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C:\Windows\Explorer.EXEC:\Windows\Explorer.EXE1⤵
- Executes dropped EXE
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
PID:1244 -
C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_43939ed80ef8f6cc9d7f5dc15fcd48db.exe"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_43939ed80ef8f6cc9d7f5dc15fcd48db.exe"2⤵
- Unexpected DNS network traffic destination
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Modifies registry class
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1956 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\system32\cmd.exe"3⤵
- Deletes itself
- System Location Discovery: System Language Discovery
PID:1048
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
2KB
MD54e528876b4f4f13af564b3f6b697928f
SHA18535c7ce522477aebd468fc7505400dca0a11bd2
SHA25641bdcc22308342206d405095566041bf7da8647f290340d3bb8663f1fa8c0731
SHA51285742858b309a0fb665d6dca40ed038626b69e6352b3bccc8362ce823ec74ce9f700588091a32448afc168ba515c26304abc950d1f8244f088ab133fc2e27b6a
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Filesize
41KB
MD5fb4e3236959152a057bc6b7603c538ef
SHA1b25a70c07dd2eb1c9fdf89f7a2ffc286f226edf4
SHA2568244ddfcba327a3f67a5582642c53241ee5e58d75808547cd74808bcded272d0
SHA512993dbfbf71394ad1f120a8687d57eac2b9a55b11b1594aadd5a8d90edc0a26e5fd21f78317d342837ce27728613b5fc9c6ea40f86d17e5c477071be84f8aa3d2