Analysis
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max time kernel
144s -
max time network
151s -
platform
windows10-2004_x64 -
resource
win10v2004-20240508-en -
resource tags
arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system -
submitted
16-06-2024 21:44
Static task
static1
Behavioral task
behavioral1
Sample
b559da7e61ee30cde08e8828e2da3ea8_JaffaCakes118.exe
Resource
win7-20240611-en
Behavioral task
behavioral2
Sample
b559da7e61ee30cde08e8828e2da3ea8_JaffaCakes118.exe
Resource
win10v2004-20240508-en
General
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Target
b559da7e61ee30cde08e8828e2da3ea8_JaffaCakes118.exe
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Size
4.3MB
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MD5
b559da7e61ee30cde08e8828e2da3ea8
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SHA1
02471973900935d54a56b2a4c274cc6be599ad74
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SHA256
247994f7482ea2b8f341b7a3b16d3b73fb60f3e7627053cf02fccc7d5148f514
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SHA512
aa1be37bcd4193848bf08985d03a9ff2ee15715b00c814e8dca38790024420733d761e1182816b71cef3e73785a9faf87e4c8d07dc52655c6836b385cc6017cb
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SSDEEP
98304:aqSh5zRZwYeMMIV3PsU6Z8y6TaOphYLYSHinQpUt/YV5DyzFf:ajHYOpCm/s9y
Malware Config
Signatures
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Executes dropped EXE 1 IoCs
Processes:
Чистилка.exepid process 1948 Чистилка.exe -
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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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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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.
Processes:
b559da7e61ee30cde08e8828e2da3ea8_JaffaCakes118.exedescription ioc process File opened for modification \??\PhysicalDrive0 b559da7e61ee30cde08e8828e2da3ea8_JaffaCakes118.exe -
Drops file in Windows directory 1 IoCs
Processes:
b559da7e61ee30cde08e8828e2da3ea8_JaffaCakes118.exedescription ioc process File created C:\Windows\fonts\pns.ttf b559da7e61ee30cde08e8828e2da3ea8_JaffaCakes118.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Suspicious use of AdjustPrivilegeToken 6 IoCs
Processes:
b559da7e61ee30cde08e8828e2da3ea8_JaffaCakes118.exeЧистилка.exedescription pid process Token: SeTakeOwnershipPrivilege 3528 b559da7e61ee30cde08e8828e2da3ea8_JaffaCakes118.exe Token: SeRestorePrivilege 3528 b559da7e61ee30cde08e8828e2da3ea8_JaffaCakes118.exe Token: SeDebugPrivilege 3528 b559da7e61ee30cde08e8828e2da3ea8_JaffaCakes118.exe Token: SeTakeOwnershipPrivilege 1948 Чистилка.exe Token: SeRestorePrivilege 1948 Чистилка.exe Token: SeDebugPrivilege 1948 Чистилка.exe -
Suspicious use of FindShellTrayWindow 3 IoCs
Processes:
b559da7e61ee30cde08e8828e2da3ea8_JaffaCakes118.exepid process 3528 b559da7e61ee30cde08e8828e2da3ea8_JaffaCakes118.exe 3528 b559da7e61ee30cde08e8828e2da3ea8_JaffaCakes118.exe 3528 b559da7e61ee30cde08e8828e2da3ea8_JaffaCakes118.exe -
Suspicious use of SendNotifyMessage 3 IoCs
Processes:
b559da7e61ee30cde08e8828e2da3ea8_JaffaCakes118.exepid process 3528 b559da7e61ee30cde08e8828e2da3ea8_JaffaCakes118.exe 3528 b559da7e61ee30cde08e8828e2da3ea8_JaffaCakes118.exe 3528 b559da7e61ee30cde08e8828e2da3ea8_JaffaCakes118.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
Processes:
b559da7e61ee30cde08e8828e2da3ea8_JaffaCakes118.exepid process 3528 b559da7e61ee30cde08e8828e2da3ea8_JaffaCakes118.exe 3528 b559da7e61ee30cde08e8828e2da3ea8_JaffaCakes118.exe -
Suspicious use of WriteProcessMemory 3 IoCs
Processes:
b559da7e61ee30cde08e8828e2da3ea8_JaffaCakes118.exedescription pid process target process PID 3528 wrote to memory of 1948 3528 b559da7e61ee30cde08e8828e2da3ea8_JaffaCakes118.exe Чистилка.exe PID 3528 wrote to memory of 1948 3528 b559da7e61ee30cde08e8828e2da3ea8_JaffaCakes118.exe Чистилка.exe PID 3528 wrote to memory of 1948 3528 b559da7e61ee30cde08e8828e2da3ea8_JaffaCakes118.exe Чистилка.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\b559da7e61ee30cde08e8828e2da3ea8_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\b559da7e61ee30cde08e8828e2da3ea8_JaffaCakes118.exe"1⤵
- Writes to the Master Boot Record (MBR)
- Drops file in Windows directory
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3528 -
C:\ProgramData\Чистилка\Чистилка.exeC:\ProgramData\Чистилка\Чистилка.exe /srvcreate2⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
PID:1948
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
4.3MB
MD5b559da7e61ee30cde08e8828e2da3ea8
SHA102471973900935d54a56b2a4c274cc6be599ad74
SHA256247994f7482ea2b8f341b7a3b16d3b73fb60f3e7627053cf02fccc7d5148f514
SHA512aa1be37bcd4193848bf08985d03a9ff2ee15715b00c814e8dca38790024420733d761e1182816b71cef3e73785a9faf87e4c8d07dc52655c6836b385cc6017cb