Analysis
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max time kernel
125s -
max time network
127s -
platform
windows10-2004_x64 -
resource
win10v2004-20240508-en -
resource tags
arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system -
submitted
22-06-2024 11:31
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
01eeb89b3cf8a158669f64f035d68f93_JaffaCakes118.dll
Resource
win7-20240508-en
3 signatures
150 seconds
General
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Target
01eeb89b3cf8a158669f64f035d68f93_JaffaCakes118.dll
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Size
160KB
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MD5
01eeb89b3cf8a158669f64f035d68f93
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SHA1
a8a39d4f38300138b9a3cb87b821c1ee36aa580a
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SHA256
7a18e3d0f6552d84698e1bfa850018367be7fa0f1913c0b632ec3470ef1dc48e
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SHA512
098a1edb71ee66d9168d39e8dfb407f981e6194ae3aea944e6ca9c73e860961d799fc83473c76bbefc35e66ec130143260c45e811a7b190fab5b77bda7c4dfa0
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SSDEEP
3072:fTbUzQl50SMMCdVGF6b22FWWfrWbZHrhQoR8XmJOVEer3:V8QgbRi9FiLE
Malware Config
Signatures
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Installs/modifies Browser Helper Object 2 TTPs 1 IoCs
BHOs are DLL modules which act as plugins for Internet Explorer.
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{CE7C3CF0-4B15-11D1-ABED-709549C10531} regsvr32.exe -
Modifies registry class 42 IoCs
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{CE7C3CE2-4B15-11D1-ABED-709549C10531}\1.0\HELPDIR regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{CE7C3CEF-4B15-11D1-ABED-709549C10531}\TypeLib\Version = "1.0" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\google.google.1\CLSID regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\google.google\CurVer regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{CE7C3CF0-4B15-11D1-ABED-709549C10531}\InprocServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\01EEB8~1.DLL" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{CE7C3CE2-4B15-11D1-ABED-709549C10531}\1.0\FLAGS regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{CE7C3CE2-4B15-11D1-ABED-709549C10531}\1.0\ = "google 5.0 Type Library" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{CE7C3CE2-4B15-11D1-ABED-709549C10531}\1.0\0 regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{CE7C3CEF-4B15-11D1-ABED-709549C10531} regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{CE7C3CEF-4B15-11D1-ABED-709549C10531}\ = "IIEHlprObj" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\google.google\CurVer\ = "google.google.1" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{CE7C3CF0-4B15-11D1-ABED-709549C10531} regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{CE7C3CF0-4B15-11D1-ABED-709549C10531}\VersionIndependentProgID regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{CE7C3CF0-4B15-11D1-ABED-709549C10531}\VersionIndependentProgID\ = "google.google" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{CE7C3CEF-4B15-11D1-ABED-709549C10531}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{CE7C3CEF-4B15-11D1-ABED-709549C10531}\ = "IIEHlprObj" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\google.google.1 regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{CE7C3CF0-4B15-11D1-ABED-709549C10531}\ProgID\ = "google.google.1" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{CE7C3CE2-4B15-11D1-ABED-709549C10531}\1.0\0\win32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\01eeb89b3cf8a158669f64f035d68f93_JaffaCakes118.dll" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{CE7C3CEF-4B15-11D1-ABED-709549C10531}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{CE7C3CEF-4B15-11D1-ABED-709549C10531} regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{CE7C3CF0-4B15-11D1-ABED-709549C10531}\Programmable regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{CE7C3CF0-4B15-11D1-ABED-709549C10531}\InprocServer32\ThreadingModel = "Apartment" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{CE7C3CE2-4B15-11D1-ABED-709549C10531}\1.0 regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{CE7C3CE2-4B15-11D1-ABED-709549C10531}\1.0\FLAGS\ = "0" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{CE7C3CEF-4B15-11D1-ABED-709549C10531}\TypeLib regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\google.google\ = "google Class" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{CE7C3CF0-4B15-11D1-ABED-709549C10531}\ProgID regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{CE7C3CF0-4B15-11D1-ABED-709549C10531}\InprocServer32 regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{CE7C3CE2-4B15-11D1-ABED-709549C10531}\1.0\HELPDIR\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{CE7C3CEF-4B15-11D1-ABED-709549C10531}\TypeLib\ = "{CE7C3CE2-4B15-11D1-ABED-709549C10531}" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{CE7C3CF0-4B15-11D1-ABED-709549C10531}\ = "google Class" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{CE7C3CE2-4B15-11D1-ABED-709549C10531}\1.0\0\win32 regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{CE7C3CEF-4B15-11D1-ABED-709549C10531}\TypeLib regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{CE7C3CEF-4B15-11D1-ABED-709549C10531}\ProxyStubClsid32 regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\google.google.1\ = "google Class" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\google.google regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{CE7C3CEF-4B15-11D1-ABED-709549C10531}\TypeLib\ = "{CE7C3CE2-4B15-11D1-ABED-709549C10531}" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{CE7C3CEF-4B15-11D1-ABED-709549C10531}\TypeLib\Version = "1.0" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\google.google.1\CLSID\ = "{CE7C3CF0-4B15-11D1-ABED-709549C10531}" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{CE7C3CE2-4B15-11D1-ABED-709549C10531} regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{CE7C3CEF-4B15-11D1-ABED-709549C10531}\ProxyStubClsid32 regsvr32.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 1248 wrote to memory of 2532 1248 regsvr32.exe 88 PID 1248 wrote to memory of 2532 1248 regsvr32.exe 88 PID 1248 wrote to memory of 2532 1248 regsvr32.exe 88
Processes
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C:\Windows\system32\regsvr32.exeregsvr32 /s C:\Users\Admin\AppData\Local\Temp\01eeb89b3cf8a158669f64f035d68f93_JaffaCakes118.dll1⤵
- Suspicious use of WriteProcessMemory
PID:1248 -
C:\Windows\SysWOW64\regsvr32.exe/s C:\Users\Admin\AppData\Local\Temp\01eeb89b3cf8a158669f64f035d68f93_JaffaCakes118.dll2⤵
- Installs/modifies Browser Helper Object
- Modifies registry class
PID:2532
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C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --field-trial-handle=3240,i,16488180140590516186,11762960689811837350,262144 --variations-seed-version --mojo-platform-channel-handle=4048 /prefetch:81⤵PID:4028