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Analysis
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max time kernel
141s -
max time network
122s -
platform
windows7_x64 -
resource
win7-20240704-en -
resource tags
arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system -
submitted
23/07/2024, 15:45
Static task
static1
Behavioral task
behavioral1
Sample
6831878c5a4637cc745279b8add40009_JaffaCakes118.exe
Resource
win7-20240704-en
General
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Target
6831878c5a4637cc745279b8add40009_JaffaCakes118.exe
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Size
1.5MB
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MD5
6831878c5a4637cc745279b8add40009
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SHA1
8af2ad2a12cf6ff6f37d38a9314405a1e24f7f06
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SHA256
b3548cc678a05767b7635cc5a51e2c1ed7e04dfe8ebbfb4287a24e53558b25da
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SHA512
ebbd1a55009fc5b4843b1d84e5ae5bf251f98c99ab4867c2ff3c2d5be06e92d33611f37c5d9631f190019763e2bb8de7f5d4664a3f6ee274c7fe7db31897f37f
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SSDEEP
24576:jDx9hh1wUhGfxaFNz2qt9DLbGUzAqZs7alfVGs1qBowdyUw90xRB64Lgx7NyS:x9hh1wUh1XtVLaUcq/8TBowdDDr
Malware Config
Signatures
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Identifies Wine through registry keys 2 TTPs 1 IoCs
Wine is a compatibility layer capable of running Windows applications, which can be used as sandboxing environment.
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-3294248377-1418901787-4083263181-1000\Software\Wine 6831878c5a4637cc745279b8add40009_JaffaCakes118.exe -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\RUN\6831878c5a4637cc745279b8add40009_JaffaCakes118.exe = "C:\\Users\\Admin\\AppData\\Local\\Temp\\6831878c5a4637cc745279b8add40009_JaffaCakes118.exe" 6831878c5a4637cc745279b8add40009_JaffaCakes118.exe -
description ioc Process Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA 6831878c5a4637cc745279b8add40009_JaffaCakes118.exe -
Writes to the Master Boot Record (MBR) 1 TTPs 1 IoCs
Bootkits write to the MBR to gain persistence at a level below the operating system.
description ioc Process File opened for modification \??\PhysicalDrive0 6831878c5a4637cc745279b8add40009_JaffaCakes118.exe -
Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs
pid Process 2792 6831878c5a4637cc745279b8add40009_JaffaCakes118.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 6831878c5a4637cc745279b8add40009_JaffaCakes118.exe -
Suspicious behavior: EnumeratesProcesses 1 IoCs
pid Process 2792 6831878c5a4637cc745279b8add40009_JaffaCakes118.exe -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 2792 6831878c5a4637cc745279b8add40009_JaffaCakes118.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\6831878c5a4637cc745279b8add40009_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\6831878c5a4637cc745279b8add40009_JaffaCakes118.exe"1⤵
- Identifies Wine through registry keys
- Adds Run key to start application
- Checks whether UAC is enabled
- Writes to the Master Boot Record (MBR)
- Suspicious use of NtSetInformationThreadHideFromDebugger
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: GetForegroundWindowSpam
PID:2792
Network
MITRE ATT&CK Enterprise v15
Persistence
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Pre-OS Boot
1Bootkit
1Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Defense Evasion
Modify Registry
1Pre-OS Boot
1Bootkit
1Virtualization/Sandbox Evasion
1