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Analysis
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max time kernel
149s -
max time network
96s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
09/09/2024, 07:56
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
d5e8f1c6dce543ec57f0f107c92ce585_JaffaCakes118.exe
Resource
win7-20240708-en
windows7-x64
9 signatures
150 seconds
Behavioral task
behavioral2
Sample
d5e8f1c6dce543ec57f0f107c92ce585_JaffaCakes118.exe
Resource
win10v2004-20240802-en
windows10-2004-x64
9 signatures
150 seconds
General
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Target
d5e8f1c6dce543ec57f0f107c92ce585_JaffaCakes118.exe
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Size
240KB
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MD5
d5e8f1c6dce543ec57f0f107c92ce585
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SHA1
75f8ae21e1c65b2c0162dc02486b5c46df76d8c7
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SHA256
67a26c231cf0b1213169de2a3e588d59dc49a63fe954801c0d6cf2983ada867c
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SHA512
68b6a57e54b3ed9c5c05757eb5f88256b2712c1cd46d1580b9c0274ca78d2c8b74a7c4bcf9c8a5ebdf0ad1664debc99d03d2d10e009546c6c479b3bd2aa4a199
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SSDEEP
6144:EUA3dwqsNwemAB0EqxF6snji81RUinKchhyXSQL:6dQQJsiw
Score
10/10
Malware Config
Signatures
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Modifies visiblity of hidden/system files in Explorer 2 TTPs 2 IoCs
description ioc Process Set value (int) \REGISTRY\USER\S-1-5-21-1302416131-1437503476-2806442725-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" d5e8f1c6dce543ec57f0f107c92ce585_JaffaCakes118.exe Set value (int) \REGISTRY\USER\S-1-5-21-1302416131-1437503476-2806442725-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" yoosev.exe -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-1302416131-1437503476-2806442725-1000\Control Panel\International\Geo\Nation d5e8f1c6dce543ec57f0f107c92ce585_JaffaCakes118.exe -
Executes dropped EXE 1 IoCs
pid Process 4564 yoosev.exe -
Adds Run key to start application 2 TTPs 27 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-1302416131-1437503476-2806442725-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\yoosev = "C:\\Users\\Admin\\yoosev.exe /c" yoosev.exe Set value (str) \REGISTRY\USER\S-1-5-21-1302416131-1437503476-2806442725-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\yoosev = "C:\\Users\\Admin\\yoosev.exe /x" yoosev.exe Set value (str) \REGISTRY\USER\S-1-5-21-1302416131-1437503476-2806442725-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\yoosev = "C:\\Users\\Admin\\yoosev.exe /j" yoosev.exe Set value (str) \REGISTRY\USER\S-1-5-21-1302416131-1437503476-2806442725-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\yoosev = "C:\\Users\\Admin\\yoosev.exe /s" yoosev.exe Set value (str) \REGISTRY\USER\S-1-5-21-1302416131-1437503476-2806442725-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\yoosev = "C:\\Users\\Admin\\yoosev.exe /w" yoosev.exe Set value (str) \REGISTRY\USER\S-1-5-21-1302416131-1437503476-2806442725-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\yoosev = "C:\\Users\\Admin\\yoosev.exe /l" yoosev.exe Set value (str) \REGISTRY\USER\S-1-5-21-1302416131-1437503476-2806442725-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\yoosev = "C:\\Users\\Admin\\yoosev.exe /g" yoosev.exe Set value (str) \REGISTRY\USER\S-1-5-21-1302416131-1437503476-2806442725-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\yoosev = "C:\\Users\\Admin\\yoosev.exe /b" yoosev.exe Set value (str) \REGISTRY\USER\S-1-5-21-1302416131-1437503476-2806442725-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\yoosev = "C:\\Users\\Admin\\yoosev.exe /v" yoosev.exe Set value (str) \REGISTRY\USER\S-1-5-21-1302416131-1437503476-2806442725-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\yoosev = "C:\\Users\\Admin\\yoosev.exe /u" yoosev.exe Set value (str) \REGISTRY\USER\S-1-5-21-1302416131-1437503476-2806442725-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\yoosev = "C:\\Users\\Admin\\yoosev.exe /f" yoosev.exe Set value (str) \REGISTRY\USER\S-1-5-21-1302416131-1437503476-2806442725-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\yoosev = "C:\\Users\\Admin\\yoosev.exe /i" yoosev.exe Set value (str) \REGISTRY\USER\S-1-5-21-1302416131-1437503476-2806442725-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\yoosev = "C:\\Users\\Admin\\yoosev.exe /r" yoosev.exe Set value (str) \REGISTRY\USER\S-1-5-21-1302416131-1437503476-2806442725-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\yoosev = "C:\\Users\\Admin\\yoosev.exe /y" yoosev.exe Set value (str) \REGISTRY\USER\S-1-5-21-1302416131-1437503476-2806442725-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\yoosev = "C:\\Users\\Admin\\yoosev.exe /k" yoosev.exe Set value (str) \REGISTRY\USER\S-1-5-21-1302416131-1437503476-2806442725-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\yoosev = "C:\\Users\\Admin\\yoosev.exe /z" yoosev.exe Set value (str) \REGISTRY\USER\S-1-5-21-1302416131-1437503476-2806442725-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\yoosev = "C:\\Users\\Admin\\yoosev.exe /n" yoosev.exe Set value (str) \REGISTRY\USER\S-1-5-21-1302416131-1437503476-2806442725-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\yoosev = "C:\\Users\\Admin\\yoosev.exe /o" yoosev.exe Set value (str) \REGISTRY\USER\S-1-5-21-1302416131-1437503476-2806442725-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\yoosev = "C:\\Users\\Admin\\yoosev.exe /p" yoosev.exe Set value (str) \REGISTRY\USER\S-1-5-21-1302416131-1437503476-2806442725-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\yoosev = "C:\\Users\\Admin\\yoosev.exe /h" yoosev.exe Set value (str) \REGISTRY\USER\S-1-5-21-1302416131-1437503476-2806442725-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\yoosev = "C:\\Users\\Admin\\yoosev.exe /t" yoosev.exe Set value (str) \REGISTRY\USER\S-1-5-21-1302416131-1437503476-2806442725-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\yoosev = "C:\\Users\\Admin\\yoosev.exe /q" yoosev.exe Set value (str) \REGISTRY\USER\S-1-5-21-1302416131-1437503476-2806442725-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\yoosev = "C:\\Users\\Admin\\yoosev.exe /e" yoosev.exe Set value (str) \REGISTRY\USER\S-1-5-21-1302416131-1437503476-2806442725-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\yoosev = "C:\\Users\\Admin\\yoosev.exe /a" yoosev.exe Set value (str) \REGISTRY\USER\S-1-5-21-1302416131-1437503476-2806442725-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\yoosev = "C:\\Users\\Admin\\yoosev.exe /m" yoosev.exe Set value (str) \REGISTRY\USER\S-1-5-21-1302416131-1437503476-2806442725-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\yoosev = "C:\\Users\\Admin\\yoosev.exe /m" d5e8f1c6dce543ec57f0f107c92ce585_JaffaCakes118.exe Set value (str) \REGISTRY\USER\S-1-5-21-1302416131-1437503476-2806442725-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\yoosev = "C:\\Users\\Admin\\yoosev.exe /d" yoosev.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 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 d5e8f1c6dce543ec57f0f107c92ce585_JaffaCakes118.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language yoosev.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 3392 d5e8f1c6dce543ec57f0f107c92ce585_JaffaCakes118.exe 3392 d5e8f1c6dce543ec57f0f107c92ce585_JaffaCakes118.exe 4564 yoosev.exe 4564 yoosev.exe 4564 yoosev.exe 4564 yoosev.exe 4564 yoosev.exe 4564 yoosev.exe 4564 yoosev.exe 4564 yoosev.exe 4564 yoosev.exe 4564 yoosev.exe 4564 yoosev.exe 4564 yoosev.exe 4564 yoosev.exe 4564 yoosev.exe 4564 yoosev.exe 4564 yoosev.exe 4564 yoosev.exe 4564 yoosev.exe 4564 yoosev.exe 4564 yoosev.exe 4564 yoosev.exe 4564 yoosev.exe 4564 yoosev.exe 4564 yoosev.exe 4564 yoosev.exe 4564 yoosev.exe 4564 yoosev.exe 4564 yoosev.exe 4564 yoosev.exe 4564 yoosev.exe 4564 yoosev.exe 4564 yoosev.exe 4564 yoosev.exe 4564 yoosev.exe 4564 yoosev.exe 4564 yoosev.exe 4564 yoosev.exe 4564 yoosev.exe 4564 yoosev.exe 4564 yoosev.exe 4564 yoosev.exe 4564 yoosev.exe 4564 yoosev.exe 4564 yoosev.exe 4564 yoosev.exe 4564 yoosev.exe 4564 yoosev.exe 4564 yoosev.exe 4564 yoosev.exe 4564 yoosev.exe 4564 yoosev.exe 4564 yoosev.exe 4564 yoosev.exe 4564 yoosev.exe 4564 yoosev.exe 4564 yoosev.exe 4564 yoosev.exe 4564 yoosev.exe 4564 yoosev.exe 4564 yoosev.exe 4564 yoosev.exe 4564 yoosev.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 3392 d5e8f1c6dce543ec57f0f107c92ce585_JaffaCakes118.exe 4564 yoosev.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 3392 wrote to memory of 4564 3392 d5e8f1c6dce543ec57f0f107c92ce585_JaffaCakes118.exe 90 PID 3392 wrote to memory of 4564 3392 d5e8f1c6dce543ec57f0f107c92ce585_JaffaCakes118.exe 90 PID 3392 wrote to memory of 4564 3392 d5e8f1c6dce543ec57f0f107c92ce585_JaffaCakes118.exe 90
Processes
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C:\Users\Admin\AppData\Local\Temp\d5e8f1c6dce543ec57f0f107c92ce585_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\d5e8f1c6dce543ec57f0f107c92ce585_JaffaCakes118.exe"1⤵
- Modifies visiblity of hidden/system files in Explorer
- Checks computer location settings
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3392 -
C:\Users\Admin\yoosev.exe"C:\Users\Admin\yoosev.exe"2⤵
- Modifies visiblity of hidden/system files in Explorer
- Executes dropped EXE
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
PID:4564
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Network
MITRE ATT&CK Enterprise v15
Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Defense Evasion
Hide Artifacts
1Hidden Files and Directories
1Modify Registry
2Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
240KB
MD5ea99c3e4182e8d92fa4ce30b82ed3b48
SHA15b52fabc94ad3a94c2af7605a0ec9a44a0119727
SHA2567e681ebbd1cca8fe04d968f82b13d21a33fb0dd7783427bd83bb7f1e8aebcb24
SHA5127a959598a4386ccfff5e18d77e02401cc8d33e8e4650233e9ce781b1273ab23241ef36f5cad457e4a46e40ba44d98b92fb402304002f4fd6e3d331913a5d8629