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Analysis
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max time kernel
150s -
max time network
20s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
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submitted
06/09/2024, 17:44
General
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Target
d01b80759402a4c6f5e8b610acc0e682_JaffaCakes118.exe
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Size
528KB
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MD5
d01b80759402a4c6f5e8b610acc0e682
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SHA1
3bd8f379b178333540077d478051a8b9421cb436
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SHA256
781445a71a9a94d19b25870851af0d4e8290ed0341a72aa6978adcd1a0fce873
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SHA512
5c4056a3b45c90c64a23a3207b8348e6b797add9ebbb5c8dc096f153aefa9abcf70b5f249280bd17b80c422b22b5e48398ca0bab63b47c69e087d90cdab21344
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SSDEEP
12288:uVV7Cg6GTkT6keQZqq3Q/Kg9Ok/FUsTyAOonF:u7H+hNZLQbVTyApF
Malware Config
Signatures
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Adds autorun key to be loaded by Explorer.exe on startup 2 TTPs 1 IoCs
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Modifies visibility of file extensions in Explorer 2 TTPs 1 IoCs
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UAC bypass 3 TTPs 1 IoCs
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Sets file to hidden 1 TTPs 2 IoCs
Modifies file attributes to stop it showing in Explorer etc.
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Executes dropped EXE 3 IoCs
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Adds Run key to start application 2 TTPs 6 IoCs
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Checks whether UAC is enabled 1 TTPs 2 IoCs
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Drops desktop.ini file(s) 1 IoCs
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Suspicious use of SetThreadContext 1 IoCs
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Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Suspicious behavior: EnumeratesProcesses 64 IoCs
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Suspicious use of AdjustPrivilegeToken 3 IoCs
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Suspicious use of WriteProcessMemory 37 IoCs
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System policy modification 1 TTPs 1 IoCs
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Views/modifies file attributes 1 TTPs 2 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\d01b80759402a4c6f5e8b610acc0e682_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\d01b80759402a4c6f5e8b610acc0e682_JaffaCakes118.exe"1⤵
- Modifies visibility of file extensions in Explorer
- UAC bypass
- Adds Run key to start application
- Checks whether UAC is enabled
- Drops desktop.ini file(s)
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
- System policy modification
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C:\Users\Admin\AppData\Local\Temp\abc1.exe"C:\Users\Admin\AppData\Local\Temp\abc1.exe"2⤵
- Executes dropped EXE
- Adds Run key to start application
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
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C:\Windows\system32\winlogon.exewinlogon3⤵
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C:\Windows\system32\winlogon.exewinlogon3⤵
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C:\Users\Admin\AppData\Local\Temp\rundll32.eXe"C:\Users\Admin\AppData\Local\Temp\rundll32.eXe"2⤵
- Adds autorun key to be loaded by Explorer.exe on startup
- Executes dropped EXE
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Windows\System32\cmd.exe"C:\Windows\System32\cmd.exe" /c attrib +r +s +h +i "C:\Users\Admin\AppData\Roaming\MSNMessengerAPI.dll"3⤵
- Suspicious use of WriteProcessMemory
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C:\Windows\system32\attrib.exeattrib +r +s +h +i "C:\Users\Admin\AppData\Roaming\MSNMessengerAPI.dll"4⤵
- Sets file to hidden
- Views/modifies file attributes
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C:\Windows\System32\cmd.exe"C:\Windows\System32\cmd.exe" /c copy /y "C:\Users\Admin\AppData\Local\Temp\rundll32.eXe" "C:\Users\Admin\AppData\Roaming\rundll32.exe"3⤵
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C:\Windows\System32\cmd.exe"C:\Windows\System32\cmd.exe" /c attrib +r +s +h +i "C:\Users\Admin\AppData\Roaming\rundll32.exe"3⤵
- Suspicious use of WriteProcessMemory
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C:\Windows\system32\attrib.exeattrib +r +s +h +i "C:\Users\Admin\AppData\Roaming\rundll32.exe"4⤵
- Sets file to hidden
- Views/modifies file attributes
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C:\Users\Admin\AppData\Roaming\rundll32.exe"C:\Users\Admin\AppData\Roaming\rundll32.exe" new3⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
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Network
MITRE ATT&CK Enterprise v15
Privilege Escalation
Abuse Elevation Control Mechanism
1Bypass User Account Control
1Boot or Logon Autostart Execution
2Registry Run Keys / Startup Folder
2Replay Monitor
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Downloads
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Filesize
332KB
MD599fcd0a304510e52fc20df8cd4971779
SHA1706c4188ac5f2b3ec3794acc7cb527f4fb150e62
SHA256665f893f3a8f6f82e795fdc619aa2a8af0333e7e12ef4bc43eca740411bbda18
SHA512bf0b6828b86ff0018f485de49e23ebff0fa8ed90e1717461ec80bcf0f33a62b3b772a931902635f6093fe079e665adc5247fd46470d53a346c6ea93c0c0ac6ea
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Filesize
152KB
MD549b1dfc49432bbe9b8a311113d20efd7
SHA179c030ae82d4b3a670b6bc1745c5bcba1a826172
SHA2567bede7449f9c39ed911f8aef7fb1f13af8111cd630e9509a9e75a332f689e8fd
SHA512963948b6ad785537c85798906635d1a3f670c2a88af3ace5259cf8443610d782f1d65dd36aa77c88032326fe23c287b67f0efe9bebd10c6dcb2f21a853d96f3e
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Filesize
56KB
MD523eb031b6159df31ac9cb64fed550e73
SHA1aaa8d925d7d9f94192b9b54589b948d61fb329a6
SHA256eb454b56713fdf8003be674a7da3ea63c24473f8c6f6ee274ec8db55900f2732
SHA5124263ece29f6dcd886d5da436653c2bf4f9ccca99aca364635ca672234efc49ec0a6317517687d9a349fc80e7a44e89133c00d9ad82ac515328f1283595eee985
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Filesize
4KB
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Filesize
80KB
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Filesize
216KB
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Filesize
9.6MB
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Filesize
9.6MB
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Filesize
9.6MB
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Filesize
9.6MB
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Filesize
232KB
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Filesize
80KB
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Filesize
316KB
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Filesize
316KB
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Filesize
316KB
-
Filesize
316KB
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Filesize
316KB
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Filesize
316KB
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Filesize
316KB
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Filesize
80KB
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Filesize
9.6MB
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Filesize
9.6MB
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Filesize
9.6MB
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Filesize
9.6MB