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Analysis
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max time kernel
119s -
max time network
120s -
platform
windows7_x64 -
resource
win7-20240220-en -
resource tags
arch:x64arch:x86image:win7-20240220-enlocale:en-usos:windows7-x64system -
submitted
17/05/2024, 10:05
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
4f77af5922357844d4de4db1b2586e03_JaffaCakes118.dll
Resource
win7-20240220-en
windows7-x64
2 signatures
150 seconds
Behavioral task
behavioral2
Sample
4f77af5922357844d4de4db1b2586e03_JaffaCakes118.dll
Resource
win10v2004-20240426-en
windows10-2004-x64
2 signatures
150 seconds
General
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Target
4f77af5922357844d4de4db1b2586e03_JaffaCakes118.dll
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Size
28KB
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MD5
4f77af5922357844d4de4db1b2586e03
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SHA1
0670daf8a4c0cd9f23bc0bf3ba901a4bd31b7f32
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SHA256
f64952025a43539c46fa1ec72237d5ff627a0d5293f84120fbb7ce5a7d58007f
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SHA512
f7cc760c809e9bb47c86e40c61745a0c7e9483d1fc0e3c1bd9f8d8cfca6b975b2a7cfa65f46e33b67464354d7adb9b32dc5911ea9e4c3fdf276c0f69dfe49718
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SSDEEP
384:YSw1x0Sa19u/r5IPB9/9eZx3soEw/dLHFVi5WNrPR4tcxMwPTK7vvxlLNmtGWhxs:FvSa2y59/sx8oEwFRVkWNjRvxJ+7Dt
Score
1/10
Malware Config
Signatures
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Modifies registry class 26 IoCs
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WMSScriptPropPage.WMSScriptPropPage.9\CLSID regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{237BECE6-F9D1-4097-AFAC-87463A6A9011}\9.0\0\win32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\4f77af5922357844d4de4db1b2586e03_JaffaCakes118.dll" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WMSScriptPropPage.WMSScriptPropPage\CurVer regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{237BECE6-F9D1-4097-AFAC-87463A6A9011}\9.0 regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WMSScriptPropPage.WMSScriptPropPage.9 regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WMSScriptPropPage.WMSScriptPropPage.9\ = "WMSScriptPropPage Class" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{D4C2089B-71FA-11D3-9822-00C04F610908}\InprocServer32\ThreadingModel = "Apartment" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{237BECE6-F9D1-4097-AFAC-87463A6A9011}\9.0\FLAGS regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{237BECE6-F9D1-4097-AFAC-87463A6A9011}\9.0\FLAGS\ = "0" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WMSScriptPropPage.WMSScriptPropPage regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{D4C2089B-71FA-11D3-9822-00C04F610908}\Programmable regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{D4C2089B-71FA-11D3-9822-00C04F610908}\InprocServer32 regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{237BECE6-F9D1-4097-AFAC-87463A6A9011}\9.0\HELPDIR regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{D4C2089B-71FA-11D3-9822-00C04F610908}\InprocServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\4f77af5922357844d4de4db1b2586e03_JaffaCakes118.dll" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{237BECE6-F9D1-4097-AFAC-87463A6A9011} regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{D4C2089B-71FA-11D3-9822-00C04F610908} regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{237BECE6-F9D1-4097-AFAC-87463A6A9011}\9.0\0\win32 regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{237BECE6-F9D1-4097-AFAC-87463A6A9011}\9.0\ = "ScriptPropPage 9.0 Type Library" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{237BECE6-F9D1-4097-AFAC-87463A6A9011}\9.0\HELPDIR\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WMSScriptPropPage.WMSScriptPropPage\CLSID regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WMSScriptPropPage.WMSScriptPropPage\CurVer\ = "WMSScriptPropPage.WMSScriptPropPage.9" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WMSScriptPropPage.WMSScriptPropPage\CLSID\ = "{D4C2089B-71FA-11D3-9822-00C04F610908}" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{D4C2089B-71FA-11D3-9822-00C04F610908}\ = "WMSScriptPropPage Class" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{237BECE6-F9D1-4097-AFAC-87463A6A9011}\9.0\0 regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WMSScriptPropPage.WMSScriptPropPage.9\CLSID\ = "{D4C2089B-71FA-11D3-9822-00C04F610908}" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WMSScriptPropPage.WMSScriptPropPage\ = "WMSScriptPropPage Class" regsvr32.exe -
Suspicious use of WriteProcessMemory 7 IoCs
description pid Process procid_target PID 2192 wrote to memory of 2016 2192 regsvr32.exe 28 PID 2192 wrote to memory of 2016 2192 regsvr32.exe 28 PID 2192 wrote to memory of 2016 2192 regsvr32.exe 28 PID 2192 wrote to memory of 2016 2192 regsvr32.exe 28 PID 2192 wrote to memory of 2016 2192 regsvr32.exe 28 PID 2192 wrote to memory of 2016 2192 regsvr32.exe 28 PID 2192 wrote to memory of 2016 2192 regsvr32.exe 28
Processes
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C:\Windows\system32\regsvr32.exeregsvr32 /s C:\Users\Admin\AppData\Local\Temp\4f77af5922357844d4de4db1b2586e03_JaffaCakes118.dll1⤵
- Suspicious use of WriteProcessMemory
PID:2192 -
C:\Windows\SysWOW64\regsvr32.exe/s C:\Users\Admin\AppData\Local\Temp\4f77af5922357844d4de4db1b2586e03_JaffaCakes118.dll2⤵
- Modifies registry class
PID:2016
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