Analysis
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max time kernel
150s -
max time network
143s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
24-11-2024 23:07
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
97be84a0b51c4a6f24b56e71291b46fa_JaffaCakes118.exe
Resource
win7-20240903-en
windows7-x64
16 signatures
150 seconds
General
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Target
97be84a0b51c4a6f24b56e71291b46fa_JaffaCakes118.exe
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Size
105KB
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MD5
97be84a0b51c4a6f24b56e71291b46fa
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SHA1
46047ee2ddc7e90a2ab8d1b2a753fbefc2bac36c
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SHA256
ed00ca420f47e9bf58a040ce1d3a369b672f52b7292123de9dec711b6ae66232
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SHA512
69557830053f8da53ba402df8ccdf9bdecd842f7c1d069e320d325cb6d4815b130ac502d3e45a0d752fe4bb8558e08ac569c26a1ca40be4a942ebad7b89bcf29
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SSDEEP
3072:yy9tGqOxnexUYMg2zk8jwaaHw7Koj4rVffffffffffffff:p9bpU
Malware Config
Signatures
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Modifies WinLogon for persistence 2 TTPs 1 IoCs
Processes:
svchost.exedescription ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\Userinit = "userinit.exe,C:\\Users\\Admin\\AppData\\Local\\nfdtktrk\\vlugutbb.exe" svchost.exe -
Ramnit family
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Processes:
svchost.exedescription ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" svchost.exe -
Checks BIOS information in registry 2 TTPs 1 IoCs
BIOS information is often read in order to detect sandboxing environments.
Processes:
svchost.exedescription ioc Process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion svchost.exe -
Drops startup file 2 IoCs
Processes:
svchost.exedescription ioc Process File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\vlugutbb.exe svchost.exe File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\vlugutbb.exe svchost.exe -
Executes dropped EXE 1 IoCs
Processes:
ntpbwvahcbqdpmbm.exepid Process 2452 ntpbwvahcbqdpmbm.exe -
Impair Defenses: Safe Mode Boot 1 TTPs 3 IoCs
Processes:
svchost.exedescription ioc Process Key deleted \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\SafeBoot\Minimal\WinDefend svchost.exe Key deleted \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\SafeBoot\Minimal\ProfSvc svchost.exe Key deleted \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\SafeBoot\Minimal\Power svchost.exe -
Loads dropped DLL 4 IoCs
Processes:
97be84a0b51c4a6f24b56e71291b46fa_JaffaCakes118.exepid Process 2648 97be84a0b51c4a6f24b56e71291b46fa_JaffaCakes118.exe 2648 97be84a0b51c4a6f24b56e71291b46fa_JaffaCakes118.exe 2648 97be84a0b51c4a6f24b56e71291b46fa_JaffaCakes118.exe 2648 97be84a0b51c4a6f24b56e71291b46fa_JaffaCakes118.exe -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
svchost.exedescription ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-3063565911-2056067323-3330884624-1000\Software\Microsoft\Windows\CurrentVersion\Run\VluGutbb = "C:\\Users\\Admin\\AppData\\Local\\nfdtktrk\\vlugutbb.exe" svchost.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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System Location Discovery: System Language Discovery 1 TTPs 4 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
Processes:
97be84a0b51c4a6f24b56e71291b46fa_JaffaCakes118.exesvchost.exesvchost.exentpbwvahcbqdpmbm.exedescription ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 97be84a0b51c4a6f24b56e71291b46fa_JaffaCakes118.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language svchost.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language svchost.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language ntpbwvahcbqdpmbm.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
Processes:
svchost.exepid Process 2744 svchost.exe 2744 svchost.exe 2744 svchost.exe 2744 svchost.exe 2744 svchost.exe 2744 svchost.exe 2744 svchost.exe 2744 svchost.exe 2744 svchost.exe 2744 svchost.exe 2744 svchost.exe 2744 svchost.exe 2744 svchost.exe 2744 svchost.exe 2744 svchost.exe 2744 svchost.exe 2744 svchost.exe 2744 svchost.exe 2744 svchost.exe 2744 svchost.exe 2744 svchost.exe 2744 svchost.exe 2744 svchost.exe 2744 svchost.exe 2744 svchost.exe 2744 svchost.exe 2744 svchost.exe 2744 svchost.exe 2744 svchost.exe 2744 svchost.exe 2744 svchost.exe 2744 svchost.exe 2744 svchost.exe 2744 svchost.exe 2744 svchost.exe 2744 svchost.exe 2744 svchost.exe 2744 svchost.exe 2744 svchost.exe 2744 svchost.exe 2744 svchost.exe 2744 svchost.exe 2744 svchost.exe 2744 svchost.exe 2744 svchost.exe 2744 svchost.exe 2744 svchost.exe 2744 svchost.exe 2744 svchost.exe 2744 svchost.exe 2744 svchost.exe 2744 svchost.exe 2744 svchost.exe 2744 svchost.exe 2744 svchost.exe 2744 svchost.exe 2744 svchost.exe 2744 svchost.exe 2744 svchost.exe 2744 svchost.exe 2744 svchost.exe 2744 svchost.exe 2744 svchost.exe 2744 svchost.exe -
Suspicious behavior: LoadsDriver 1 IoCs
Processes:
pid Process 472 -
Suspicious use of AdjustPrivilegeToken 64 IoCs
Processes:
97be84a0b51c4a6f24b56e71291b46fa_JaffaCakes118.exesvchost.exesvchost.exentpbwvahcbqdpmbm.exedescription pid Process Token: SeSecurityPrivilege 2648 97be84a0b51c4a6f24b56e71291b46fa_JaffaCakes118.exe Token: SeDebugPrivilege 2648 97be84a0b51c4a6f24b56e71291b46fa_JaffaCakes118.exe Token: SeSecurityPrivilege 2704 svchost.exe Token: SeSecurityPrivilege 2744 svchost.exe Token: SeDebugPrivilege 2744 svchost.exe Token: SeRestorePrivilege 2744 svchost.exe Token: SeBackupPrivilege 2744 svchost.exe Token: SeRestorePrivilege 2744 svchost.exe Token: SeBackupPrivilege 2744 svchost.exe Token: SeRestorePrivilege 2744 svchost.exe Token: SeBackupPrivilege 2744 svchost.exe Token: SeRestorePrivilege 2744 svchost.exe Token: SeBackupPrivilege 2744 svchost.exe Token: SeRestorePrivilege 2744 svchost.exe Token: SeBackupPrivilege 2744 svchost.exe Token: SeRestorePrivilege 2744 svchost.exe Token: SeBackupPrivilege 2744 svchost.exe Token: SeSecurityPrivilege 2452 ntpbwvahcbqdpmbm.exe Token: SeLoadDriverPrivilege 2452 ntpbwvahcbqdpmbm.exe Token: SeRestorePrivilege 2744 svchost.exe Token: SeBackupPrivilege 2744 svchost.exe Token: SeRestorePrivilege 2744 svchost.exe Token: SeBackupPrivilege 2744 svchost.exe Token: SeRestorePrivilege 2744 svchost.exe Token: SeBackupPrivilege 2744 svchost.exe Token: SeRestorePrivilege 2744 svchost.exe Token: SeBackupPrivilege 2744 svchost.exe Token: SeRestorePrivilege 2744 svchost.exe Token: SeBackupPrivilege 2744 svchost.exe Token: SeRestorePrivilege 2744 svchost.exe Token: SeBackupPrivilege 2744 svchost.exe Token: SeRestorePrivilege 2744 svchost.exe Token: SeBackupPrivilege 2744 svchost.exe Token: SeRestorePrivilege 2744 svchost.exe Token: SeBackupPrivilege 2744 svchost.exe Token: SeRestorePrivilege 2744 svchost.exe Token: SeBackupPrivilege 2744 svchost.exe Token: SeRestorePrivilege 2744 svchost.exe Token: SeBackupPrivilege 2744 svchost.exe Token: SeRestorePrivilege 2744 svchost.exe Token: SeBackupPrivilege 2744 svchost.exe Token: SeRestorePrivilege 2744 svchost.exe Token: SeBackupPrivilege 2744 svchost.exe Token: SeRestorePrivilege 2744 svchost.exe Token: SeBackupPrivilege 2744 svchost.exe Token: SeRestorePrivilege 2744 svchost.exe Token: SeBackupPrivilege 2744 svchost.exe Token: SeRestorePrivilege 2744 svchost.exe Token: SeBackupPrivilege 2744 svchost.exe Token: SeRestorePrivilege 2744 svchost.exe Token: SeBackupPrivilege 2744 svchost.exe Token: SeRestorePrivilege 2744 svchost.exe Token: SeBackupPrivilege 2744 svchost.exe Token: SeRestorePrivilege 2744 svchost.exe Token: SeBackupPrivilege 2744 svchost.exe Token: SeRestorePrivilege 2744 svchost.exe Token: SeBackupPrivilege 2744 svchost.exe Token: SeRestorePrivilege 2744 svchost.exe Token: SeBackupPrivilege 2744 svchost.exe Token: SeRestorePrivilege 2744 svchost.exe Token: SeBackupPrivilege 2744 svchost.exe Token: SeRestorePrivilege 2744 svchost.exe Token: SeBackupPrivilege 2744 svchost.exe Token: SeRestorePrivilege 2744 svchost.exe -
Suspicious use of WriteProcessMemory 24 IoCs
Processes:
97be84a0b51c4a6f24b56e71291b46fa_JaffaCakes118.exedescription pid Process procid_target PID 2648 wrote to memory of 2704 2648 97be84a0b51c4a6f24b56e71291b46fa_JaffaCakes118.exe 30 PID 2648 wrote to memory of 2704 2648 97be84a0b51c4a6f24b56e71291b46fa_JaffaCakes118.exe 30 PID 2648 wrote to memory of 2704 2648 97be84a0b51c4a6f24b56e71291b46fa_JaffaCakes118.exe 30 PID 2648 wrote to memory of 2704 2648 97be84a0b51c4a6f24b56e71291b46fa_JaffaCakes118.exe 30 PID 2648 wrote to memory of 2704 2648 97be84a0b51c4a6f24b56e71291b46fa_JaffaCakes118.exe 30 PID 2648 wrote to memory of 2704 2648 97be84a0b51c4a6f24b56e71291b46fa_JaffaCakes118.exe 30 PID 2648 wrote to memory of 2704 2648 97be84a0b51c4a6f24b56e71291b46fa_JaffaCakes118.exe 30 PID 2648 wrote to memory of 2704 2648 97be84a0b51c4a6f24b56e71291b46fa_JaffaCakes118.exe 30 PID 2648 wrote to memory of 2704 2648 97be84a0b51c4a6f24b56e71291b46fa_JaffaCakes118.exe 30 PID 2648 wrote to memory of 2704 2648 97be84a0b51c4a6f24b56e71291b46fa_JaffaCakes118.exe 30 PID 2648 wrote to memory of 2744 2648 97be84a0b51c4a6f24b56e71291b46fa_JaffaCakes118.exe 31 PID 2648 wrote to memory of 2744 2648 97be84a0b51c4a6f24b56e71291b46fa_JaffaCakes118.exe 31 PID 2648 wrote to memory of 2744 2648 97be84a0b51c4a6f24b56e71291b46fa_JaffaCakes118.exe 31 PID 2648 wrote to memory of 2744 2648 97be84a0b51c4a6f24b56e71291b46fa_JaffaCakes118.exe 31 PID 2648 wrote to memory of 2744 2648 97be84a0b51c4a6f24b56e71291b46fa_JaffaCakes118.exe 31 PID 2648 wrote to memory of 2744 2648 97be84a0b51c4a6f24b56e71291b46fa_JaffaCakes118.exe 31 PID 2648 wrote to memory of 2744 2648 97be84a0b51c4a6f24b56e71291b46fa_JaffaCakes118.exe 31 PID 2648 wrote to memory of 2744 2648 97be84a0b51c4a6f24b56e71291b46fa_JaffaCakes118.exe 31 PID 2648 wrote to memory of 2744 2648 97be84a0b51c4a6f24b56e71291b46fa_JaffaCakes118.exe 31 PID 2648 wrote to memory of 2744 2648 97be84a0b51c4a6f24b56e71291b46fa_JaffaCakes118.exe 31 PID 2648 wrote to memory of 2452 2648 97be84a0b51c4a6f24b56e71291b46fa_JaffaCakes118.exe 32 PID 2648 wrote to memory of 2452 2648 97be84a0b51c4a6f24b56e71291b46fa_JaffaCakes118.exe 32 PID 2648 wrote to memory of 2452 2648 97be84a0b51c4a6f24b56e71291b46fa_JaffaCakes118.exe 32 PID 2648 wrote to memory of 2452 2648 97be84a0b51c4a6f24b56e71291b46fa_JaffaCakes118.exe 32
Processes
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C:\Users\Admin\AppData\Local\Temp\97be84a0b51c4a6f24b56e71291b46fa_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\97be84a0b51c4a6f24b56e71291b46fa_JaffaCakes118.exe"1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2648 -
C:\Windows\SysWOW64\svchost.exeC:\Windows\system32\svchost.exe2⤵
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
PID:2704
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C:\Windows\SysWOW64\svchost.exeC:\Windows\system32\svchost.exe2⤵
- Modifies WinLogon for persistence
- UAC bypass
- Checks BIOS information in registry
- Drops startup file
- Impair Defenses: Safe Mode Boot
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2744
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C:\Users\Admin\AppData\Local\Temp\ntpbwvahcbqdpmbm.exe"C:\Users\Admin\AppData\Local\Temp\ntpbwvahcbqdpmbm.exe"2⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
PID:2452
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Network
MITRE ATT&CK Enterprise v15
Persistence
Boot or Logon Autostart Execution
2Registry Run Keys / Startup Folder
1Winlogon Helper DLL
1Privilege Escalation
Abuse Elevation Control Mechanism
1Bypass User Account Control
1Boot or Logon Autostart Execution
2Registry Run Keys / Startup Folder
1Winlogon Helper DLL
1Defense Evasion
Abuse Elevation Control Mechanism
1Bypass User Account Control
1Impair Defenses
2Disable or Modify Tools
1Safe Mode Boot
1Modify Registry
3Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
105KB
MD597be84a0b51c4a6f24b56e71291b46fa
SHA146047ee2ddc7e90a2ab8d1b2a753fbefc2bac36c
SHA256ed00ca420f47e9bf58a040ce1d3a369b672f52b7292123de9dec711b6ae66232
SHA51269557830053f8da53ba402df8ccdf9bdecd842f7c1d069e320d325cb6d4815b130ac502d3e45a0d752fe4bb8558e08ac569c26a1ca40be4a942ebad7b89bcf29