Analysis
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max time kernel
149s -
max time network
150s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
11-09-2024 17:00
Static task
static1
Behavioral task
behavioral1
Sample
dad0bad821829c4054e0ff978a93a213_JaffaCakes118.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
dad0bad821829c4054e0ff978a93a213_JaffaCakes118.exe
Resource
win10v2004-20240802-en
General
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Target
dad0bad821829c4054e0ff978a93a213_JaffaCakes118.exe
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Size
316KB
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MD5
dad0bad821829c4054e0ff978a93a213
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SHA1
2fc99ae3fad4f5e62d715f14912aa91c869a2421
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SHA256
598b3290c262110d7890dbb0e814722762f49662536cacd600510df6cb38ea20
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SHA512
4a1313e98403bc80f3dd765817844699ed07149cc5ff452c656e19ad31db3d0f08cc4307279c758e0f0fcb39da7cf03ac4cbaf3fe9287a608fc0cc4a269d793b
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SSDEEP
6144:w2gs0IO/PnA5oKEzGWkUdYo0j0gwo0bgE+TWrKJyXP2XoZ41It0qAo:eV/PnvbFdtHXN+TWrKJ7J
Malware Config
Signatures
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Boot or Logon Autostart Execution: Active Setup 2 TTPs 1 IoCs
Adversaries may achieve persistence by adding a Registry key to the Active Setup of the local machine.
description ioc Process Key created \REGISTRY\USER\S-1-5-21-3533259084-2542256011-65585152-1000\Software\Microsoft\Active Setup\Installed Components explorer.exe -
Disables taskbar notifications via registry modification
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Executes dropped EXE 1 IoCs
pid Process 2728 bkj.exe -
Loads dropped DLL 2 IoCs
pid Process 2932 dad0bad821829c4054e0ff978a93a213_JaffaCakes118.exe 2932 dad0bad821829c4054e0ff978a93a213_JaffaCakes118.exe -
Modifies system executable filetype association 2 TTPs 17 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-3533259084-2542256011-65585152-1000_CLASSES\exefile\shell\open\command\ = "\"C:\\Users\\Admin\\AppData\\Local\\bkj.exe\" -a \"%1\" %*" bkj.exe Set value (str) \REGISTRY\USER\S-1-5-21-3533259084-2542256011-65585152-1000_CLASSES\exefile\shell\start\command\IsolatedCommand = "\"%1\" %*" bkj.exe Set value (str) \REGISTRY\USER\S-1-5-21-3533259084-2542256011-65585152-1000_CLASSES\exefile\Content Type = "application/x-msdownload" bkj.exe Set value (str) \REGISTRY\USER\S-1-5-21-3533259084-2542256011-65585152-1000_CLASSES\exefile\shell\runas\command\ = "\"%1\" %*" bkj.exe Key created \REGISTRY\USER\S-1-5-21-3533259084-2542256011-65585152-1000_CLASSES\exefile\shell\start\command bkj.exe Set value (str) \REGISTRY\USER\S-1-5-21-3533259084-2542256011-65585152-1000_CLASSES\exefile\shell\start\command\ = "\"%1\" %*" bkj.exe Key created \REGISTRY\USER\S-1-5-21-3533259084-2542256011-65585152-1000_CLASSES\exefile\shell\runas\command bkj.exe Set value (str) \REGISTRY\USER\S-1-5-21-3533259084-2542256011-65585152-1000_CLASSES\exefile\ = "Application" bkj.exe Key created \REGISTRY\USER\S-1-5-21-3533259084-2542256011-65585152-1000_CLASSES\exefile\DefaultIcon bkj.exe Key created \REGISTRY\USER\S-1-5-21-3533259084-2542256011-65585152-1000_CLASSES\exefile\shell\open bkj.exe Key created \REGISTRY\USER\S-1-5-21-3533259084-2542256011-65585152-1000_CLASSES\exefile\shell\runas bkj.exe Set value (str) \REGISTRY\USER\S-1-5-21-3533259084-2542256011-65585152-1000_CLASSES\exefile\shell\runas\command\IsolatedCommand = "\"%1\" %*" bkj.exe Key created \REGISTRY\USER\S-1-5-21-3533259084-2542256011-65585152-1000_CLASSES\exefile\shell\start bkj.exe Set value (str) \REGISTRY\USER\S-1-5-21-3533259084-2542256011-65585152-1000_CLASSES\exefile\DefaultIcon\ = "%1" bkj.exe Key created \REGISTRY\USER\S-1-5-21-3533259084-2542256011-65585152-1000_CLASSES\exefile\shell bkj.exe Key created \REGISTRY\USER\S-1-5-21-3533259084-2542256011-65585152-1000_CLASSES\exefile\shell\open\command bkj.exe Set value (str) \REGISTRY\USER\S-1-5-21-3533259084-2542256011-65585152-1000_CLASSES\exefile\shell\open\command\IsolatedCommand = "\"%1\" %*" bkj.exe -
Reads data files stored by FTP clients 2 TTPs
Tries to access configuration files associated with programs like FileZilla.
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Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
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resource yara_rule behavioral1/memory/2932-70-0x0000000002DB0000-0x0000000002DC6000-memory.dmp upx -
Unsecured Credentials: Credentials In Files 1 TTPs
Steal credentials from unsecured files.
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Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-3533259084-2542256011-65585152-1000\Software\Microsoft\Windows\CurrentVersion\Run\ctfmon.exe = "C:\\WINDOWS\\system32\\ctfmon.exe" dad0bad821829c4054e0ff978a93a213_JaffaCakes118.exe Set value (str) \REGISTRY\USER\S-1-5-21-3533259084-2542256011-65585152-1000\Software\Microsoft\Windows\CurrentVersion\Run\1224529374 = "C:\\Users\\Admin\\AppData\\Local\\bkj.exe" dad0bad821829c4054e0ff978a93a213_JaffaCakes118.exe -
Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
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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 dad0bad821829c4054e0ff978a93a213_JaffaCakes118.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language bkj.exe -
Modifies registry class 41 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-3533259084-2542256011-65585152-1000_CLASSES\exefile\shell\start\command\ = "\"%1\" %*" bkj.exe Set value (str) \REGISTRY\USER\S-1-5-21-3533259084-2542256011-65585152-1000_CLASSES\exefile\shell\start\command\IsolatedCommand = "\"%1\" %*" bkj.exe Key created \REGISTRY\USER\S-1-5-21-3533259084-2542256011-65585152-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU explorer.exe Key created \REGISTRY\USER\S-1-5-21-3533259084-2542256011-65585152-1000_CLASSES\.exe\shell bkj.exe Key created \REGISTRY\USER\S-1-5-21-3533259084-2542256011-65585152-1000_CLASSES\.exe\shell\open bkj.exe Key created \REGISTRY\USER\S-1-5-21-3533259084-2542256011-65585152-1000_CLASSES\.exe\shell\start bkj.exe Key created \REGISTRY\USER\S-1-5-21-3533259084-2542256011-65585152-1000_CLASSES\exefile\shell\start bkj.exe Key created \REGISTRY\USER\S-1-5-21-3533259084-2542256011-65585152-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell explorer.exe Key created \REGISTRY\USER\S-1-5-21-3533259084-2542256011-65585152-1000_CLASSES\.exe\DefaultIcon bkj.exe Set value (str) \REGISTRY\USER\S-1-5-21-3533259084-2542256011-65585152-1000_CLASSES\.exe\shell\runas\command\ = "\"%1\" %*" bkj.exe Key created \REGISTRY\USER\S-1-5-21-3533259084-2542256011-65585152-1000_CLASSES\.exe\shell\start\command bkj.exe Key created \REGISTRY\USER\S-1-5-21-3533259084-2542256011-65585152-1000_CLASSES\exefile\shell\runas\command bkj.exe Set value (str) \REGISTRY\USER\S-1-5-21-3533259084-2542256011-65585152-1000_CLASSES\exefile\shell\runas\command\ = "\"%1\" %*" bkj.exe Key created \REGISTRY\USER\S-1-5-21-3533259084-2542256011-65585152-1000_CLASSES\exefile\shell\start\command bkj.exe Set value (data) \REGISTRY\USER\S-1-5-21-3533259084-2542256011-65585152-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\MRUListEx = ffffffff explorer.exe Key created \REGISTRY\USER\S-1-5-21-3533259084-2542256011-65585152-1000_CLASSES\.exe bkj.exe Set value (str) \REGISTRY\USER\S-1-5-21-3533259084-2542256011-65585152-1000_CLASSES\.exe\DefaultIcon\ = "%1" bkj.exe Key created \REGISTRY\USER\S-1-5-21-3533259084-2542256011-65585152-1000_CLASSES\exefile bkj.exe Key created \REGISTRY\USER\S-1-5-21-3533259084-2542256011-65585152-1000_CLASSES\exefile\shell bkj.exe Key created \REGISTRY\USER\S-1-5-21-3533259084-2542256011-65585152-1000_CLASSES\exefile\shell\open\command bkj.exe Set value (str) \REGISTRY\USER\S-1-5-21-3533259084-2542256011-65585152-1000_CLASSES\exefile\shell\open\command\ = "\"C:\\Users\\Admin\\AppData\\Local\\bkj.exe\" -a \"%1\" %*" bkj.exe Set value (str) \REGISTRY\USER\S-1-5-21-3533259084-2542256011-65585152-1000_CLASSES\.exe\Content Type = "application/x-msdownload" bkj.exe Key created \REGISTRY\USER\S-1-5-21-3533259084-2542256011-65585152-1000_CLASSES\.exe\shell\open\command bkj.exe Set value (str) \REGISTRY\USER\S-1-5-21-3533259084-2542256011-65585152-1000_CLASSES\.exe\shell\start\command\IsolatedCommand = "\"%1\" %*" bkj.exe Set value (str) \REGISTRY\USER\S-1-5-21-3533259084-2542256011-65585152-1000_CLASSES\exefile\shell\open\command\IsolatedCommand = "\"%1\" %*" bkj.exe Key created \REGISTRY\USER\S-1-5-21-3533259084-2542256011-65585152-1000_Classes\Local Settings explorer.exe Set value (str) \REGISTRY\USER\S-1-5-21-3533259084-2542256011-65585152-1000_CLASSES\.exe\shell\start\command\ = "\"%1\" %*" bkj.exe Set value (str) \REGISTRY\USER\S-1-5-21-3533259084-2542256011-65585152-1000_CLASSES\exefile\Content Type = "application/x-msdownload" bkj.exe Key created \REGISTRY\USER\S-1-5-21-3533259084-2542256011-65585152-1000_CLASSES\.exe\shell\runas bkj.exe Set value (str) \REGISTRY\USER\S-1-5-21-3533259084-2542256011-65585152-1000_CLASSES\exefile\ = "Application" bkj.exe Set value (str) \REGISTRY\USER\S-1-5-21-3533259084-2542256011-65585152-1000_CLASSES\exefile\DefaultIcon\ = "%1" bkj.exe Key created \REGISTRY\USER\S-1-5-21-3533259084-2542256011-65585152-1000_CLASSES\exefile\shell\open bkj.exe Set value (data) \REGISTRY\USER\S-1-5-21-3533259084-2542256011-65585152-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\NodeSlots explorer.exe Set value (str) \REGISTRY\USER\S-1-5-21-3533259084-2542256011-65585152-1000_CLASSES\.exe\shell\open\command\ = "\"C:\\Users\\Admin\\AppData\\Local\\bkj.exe\" -a \"%1\" %*" bkj.exe Set value (str) \REGISTRY\USER\S-1-5-21-3533259084-2542256011-65585152-1000_CLASSES\.exe\shell\runas\command\IsolatedCommand = "\"%1\" %*" bkj.exe Key created \REGISTRY\USER\S-1-5-21-3533259084-2542256011-65585152-1000_CLASSES\exefile\DefaultIcon bkj.exe Key created \REGISTRY\USER\S-1-5-21-3533259084-2542256011-65585152-1000_CLASSES\exefile\shell\runas bkj.exe Set value (str) \REGISTRY\USER\S-1-5-21-3533259084-2542256011-65585152-1000_CLASSES\exefile\shell\runas\command\IsolatedCommand = "\"%1\" %*" bkj.exe Set value (str) \REGISTRY\USER\S-1-5-21-3533259084-2542256011-65585152-1000_CLASSES\.exe\ = "exefile" bkj.exe Set value (str) \REGISTRY\USER\S-1-5-21-3533259084-2542256011-65585152-1000_CLASSES\.exe\shell\open\command\IsolatedCommand = "\"%1\" %*" bkj.exe Key created \REGISTRY\USER\S-1-5-21-3533259084-2542256011-65585152-1000_CLASSES\.exe\shell\runas\command bkj.exe -
Suspicious behavior: EnumeratesProcesses 14 IoCs
pid Process 2932 dad0bad821829c4054e0ff978a93a213_JaffaCakes118.exe 2932 dad0bad821829c4054e0ff978a93a213_JaffaCakes118.exe 2932 dad0bad821829c4054e0ff978a93a213_JaffaCakes118.exe 2932 dad0bad821829c4054e0ff978a93a213_JaffaCakes118.exe 2932 dad0bad821829c4054e0ff978a93a213_JaffaCakes118.exe 2932 dad0bad821829c4054e0ff978a93a213_JaffaCakes118.exe 2932 dad0bad821829c4054e0ff978a93a213_JaffaCakes118.exe 2932 dad0bad821829c4054e0ff978a93a213_JaffaCakes118.exe 2932 dad0bad821829c4054e0ff978a93a213_JaffaCakes118.exe 2932 dad0bad821829c4054e0ff978a93a213_JaffaCakes118.exe 2932 dad0bad821829c4054e0ff978a93a213_JaffaCakes118.exe 2932 dad0bad821829c4054e0ff978a93a213_JaffaCakes118.exe 2932 dad0bad821829c4054e0ff978a93a213_JaffaCakes118.exe 2728 bkj.exe -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 1624 explorer.exe -
Suspicious use of AdjustPrivilegeToken 14 IoCs
description pid Process Token: SeShutdownPrivilege 1624 explorer.exe Token: SeShutdownPrivilege 1624 explorer.exe Token: SeShutdownPrivilege 1624 explorer.exe Token: SeShutdownPrivilege 1624 explorer.exe Token: SeShutdownPrivilege 1624 explorer.exe Token: SeShutdownPrivilege 1624 explorer.exe Token: SeShutdownPrivilege 1624 explorer.exe Token: SeShutdownPrivilege 1624 explorer.exe Token: SeShutdownPrivilege 1624 explorer.exe Token: SeShutdownPrivilege 1624 explorer.exe Token: SeShutdownPrivilege 1624 explorer.exe Token: SeShutdownPrivilege 1624 explorer.exe Token: SeShutdownPrivilege 1624 explorer.exe Token: SeShutdownPrivilege 1624 explorer.exe -
Suspicious use of FindShellTrayWindow 34 IoCs
pid Process 1624 explorer.exe 1624 explorer.exe 1624 explorer.exe 1624 explorer.exe 1624 explorer.exe 1624 explorer.exe 1624 explorer.exe 1624 explorer.exe 1624 explorer.exe 1624 explorer.exe 1624 explorer.exe 1624 explorer.exe 1624 explorer.exe 1624 explorer.exe 1624 explorer.exe 1624 explorer.exe 1624 explorer.exe 1624 explorer.exe 1624 explorer.exe 1624 explorer.exe 1624 explorer.exe 1624 explorer.exe 1624 explorer.exe 1624 explorer.exe 1624 explorer.exe 1624 explorer.exe 1624 explorer.exe 1624 explorer.exe 1624 explorer.exe 1624 explorer.exe 2728 bkj.exe 2728 bkj.exe 2728 bkj.exe 1624 explorer.exe -
Suspicious use of SendNotifyMessage 20 IoCs
pid Process 1624 explorer.exe 1624 explorer.exe 1624 explorer.exe 1624 explorer.exe 1624 explorer.exe 1624 explorer.exe 1624 explorer.exe 1624 explorer.exe 1624 explorer.exe 1624 explorer.exe 1624 explorer.exe 1624 explorer.exe 1624 explorer.exe 1624 explorer.exe 1624 explorer.exe 1624 explorer.exe 1624 explorer.exe 1624 explorer.exe 1624 explorer.exe 1624 explorer.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 2728 bkj.exe 2728 bkj.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 2932 wrote to memory of 2728 2932 dad0bad821829c4054e0ff978a93a213_JaffaCakes118.exe 30 PID 2932 wrote to memory of 2728 2932 dad0bad821829c4054e0ff978a93a213_JaffaCakes118.exe 30 PID 2932 wrote to memory of 2728 2932 dad0bad821829c4054e0ff978a93a213_JaffaCakes118.exe 30 PID 2932 wrote to memory of 2728 2932 dad0bad821829c4054e0ff978a93a213_JaffaCakes118.exe 30 -
Uses Task Scheduler COM API 1 TTPs
The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.
Processes
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C:\Users\Admin\AppData\Local\Temp\dad0bad821829c4054e0ff978a93a213_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\dad0bad821829c4054e0ff978a93a213_JaffaCakes118.exe"1⤵
- Loads dropped DLL
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:2932 -
C:\Users\Admin\AppData\Local\bkj.exe"C:\Users\Admin\AppData\Local\bkj.exe" -gav C:\Users\Admin\AppData\Local\Temp\dad0bad821829c4054e0ff978a93a213_JaffaCakes118.exe2⤵
- Executes dropped EXE
- Modifies system executable filetype association
- System Location Discovery: System Language Discovery
- Modifies registry class
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
PID:2728
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C:\Windows\explorer.exeexplorer.exe1⤵
- Boot or Logon Autostart Execution: Active Setup
- Modifies registry class
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
PID:1624
Network
MITRE ATT&CK Enterprise v15
Persistence
Boot or Logon Autostart Execution
2Active Setup
1Registry Run Keys / Startup Folder
1Event Triggered Execution
1Change Default File Association
1Privilege Escalation
Boot or Logon Autostart Execution
2Active Setup
1Registry Run Keys / Startup Folder
1Event Triggered Execution
1Change Default File Association
1Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
191B
MD5c145768f48f80b564f633e12bdc52630
SHA102ddfd65c306f1dfaa118c142406d8e6e4ee5f5e
SHA256bde3b2bb020884102511b0a838cdbee31a222bde28fb2d31f12d9e5be4b38dcd
SHA5120e7f4d40915a1090a3b8e0ccf7ad45cf08bc369ebe6f5c2ea2c6fc1e8841ba6c8e78bff4256c715503601a42a04c5206d3f0c7e45b80091acb5ab957a2cc7e0f
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Filesize
316KB
MD5dad0bad821829c4054e0ff978a93a213
SHA12fc99ae3fad4f5e62d715f14912aa91c869a2421
SHA256598b3290c262110d7890dbb0e814722762f49662536cacd600510df6cb38ea20
SHA5124a1313e98403bc80f3dd765817844699ed07149cc5ff452c656e19ad31db3d0f08cc4307279c758e0f0fcb39da7cf03ac4cbaf3fe9287a608fc0cc4a269d793b