Analysis
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max time kernel
16s -
max time network
16s -
platform
windows7_x64 -
resource
win7-20240705-en -
resource tags
arch:x64arch:x86image:win7-20240705-enlocale:en-usos:windows7-x64system -
submitted
11/07/2024, 23:11
Static task
static1
Behavioral task
behavioral1
Sample
3b16ac920a4b4de3bcd0cf2bf4b92c0d_JaffaCakes118.dll
Resource
win7-20240705-en
windows7-x64
2 signatures
150 seconds
Behavioral task
behavioral2
Sample
3b16ac920a4b4de3bcd0cf2bf4b92c0d_JaffaCakes118.dll
Resource
win10v2004-20240709-en
windows10-2004-x64
2 signatures
150 seconds
General
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Target
3b16ac920a4b4de3bcd0cf2bf4b92c0d_JaffaCakes118.dll
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Size
41KB
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MD5
3b16ac920a4b4de3bcd0cf2bf4b92c0d
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SHA1
2a30c0a2d449a5e375f706ba3a3b2ac7bb52b554
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SHA256
455710aa03798bf33dd1977531330e0071c046a1eba5937ab922ce1d624b4164
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SHA512
2d3b7f8a6390bbd9afd410cf176c929b30f3b74aa55775ff8eb9212396dd46c270cbc6dd6d3dfdda84f0e7065f76b0521f0458d54d0a650f4d8c7907b2ed90bc
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SSDEEP
768:Y9jE6HqC82Nh5GbMFCjZdlhX2ef4pPsU+bC90Lh:YjHqC82r5GbMy3+NsUeC90d
Score
1/10
Malware Config
Signatures
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Modifies registry class 19 IoCs
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Guffins.UrlAlertButton.1\CLSID regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Guffins.UrlAlertButton.1\CLSID\ = "{224469fc-d32a-423e-90c3-0f69ef5724b8}" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Guffins.UrlAlertButton\CLSID regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{224469fc-d32a-423e-90c3-0f69ef5724b8} regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{224469fc-d32a-423e-90c3-0f69ef5724b8}\VersionIndependentProgID regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{224469fc-d32a-423e-90c3-0f69ef5724b8}\VersionIndependentProgID\ = "Guffins.UrlAlertButton" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Guffins.UrlAlertButton regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Guffins.UrlAlertButton\ regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Guffins.UrlAlertButton\CurVer\ = "Guffins.UrlAlertButton.1" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Guffins.UrlAlertButton\CLSID\ = "{224469fc-d32a-423e-90c3-0f69ef5724b8}" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Guffins.UrlAlertButton\CurVer regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{224469fc-d32a-423e-90c3-0f69ef5724b8}\ProgID\ = "Guffins.UrlAlertButton.1" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{224469fc-d32a-423e-90c3-0f69ef5724b8}\InprocServer32 regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{224469fc-d32a-423e-90c3-0f69ef5724b8}\InprocServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\3b16ac920a4b4de3bcd0cf2bf4b92c0d_JaffaCakes118.dll" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Guffins.UrlAlertButton.1 regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Guffins.UrlAlertButton.1\ regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{224469fc-d32a-423e-90c3-0f69ef5724b8}\ regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{224469fc-d32a-423e-90c3-0f69ef5724b8}\ProgID regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{224469fc-d32a-423e-90c3-0f69ef5724b8}\InprocServer32\ThreadingModel = "Apartment" regsvr32.exe -
Suspicious use of WriteProcessMemory 7 IoCs
description pid Process procid_target PID 3044 wrote to memory of 2144 3044 regsvr32.exe 29 PID 3044 wrote to memory of 2144 3044 regsvr32.exe 29 PID 3044 wrote to memory of 2144 3044 regsvr32.exe 29 PID 3044 wrote to memory of 2144 3044 regsvr32.exe 29 PID 3044 wrote to memory of 2144 3044 regsvr32.exe 29 PID 3044 wrote to memory of 2144 3044 regsvr32.exe 29 PID 3044 wrote to memory of 2144 3044 regsvr32.exe 29
Processes
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C:\Windows\system32\regsvr32.exeregsvr32 /s C:\Users\Admin\AppData\Local\Temp\3b16ac920a4b4de3bcd0cf2bf4b92c0d_JaffaCakes118.dll1⤵
- Suspicious use of WriteProcessMemory
PID:3044 -
C:\Windows\SysWOW64\regsvr32.exe/s C:\Users\Admin\AppData\Local\Temp\3b16ac920a4b4de3bcd0cf2bf4b92c0d_JaffaCakes118.dll2⤵
- Modifies registry class
PID:2144
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