Analysis
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max time kernel
121s -
max time network
124s -
platform
windows7_x64 -
resource
win7-20240611-en -
resource tags
arch:x64arch:x86image:win7-20240611-enlocale:en-usos:windows7-x64system -
submitted
20-06-2024 05:22
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
032bfc7d5066eec379e32f860393b66a_JaffaCakes118.dll
Resource
win7-20240611-en
windows7-x64
3 signatures
150 seconds
General
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Target
032bfc7d5066eec379e32f860393b66a_JaffaCakes118.dll
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Size
561KB
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MD5
032bfc7d5066eec379e32f860393b66a
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SHA1
18ba25480c14c9b5151970172df5139814a989f3
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SHA256
5dc7e46246999f39cdaa489350240f1283b918d22a9c4d85473a7f4363f2339a
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SHA512
0c41072b6eab57b5a4dc74e48a0b01517c56c80eba8bacafe16d9f7730203fd564e32dc12ed434cbb0a0022f9231ecce73045109550ca090406fa305121b9314
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SSDEEP
12288:MgUV94y09yxH1az44i2JiU5VVNIUOZH5by2dK9Q:AVGy0E04wskIZHMEK9
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\{CC01FC6C-9A16-C159-791B-BB798FBF6823} regsvr32.exe -
Modifies registry class 11 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{CC01FC6C-9A16-C159-791B-BB798FBF6823}\InprocServer32\ThreadingModel = "Apartment" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\032bfc7d5066eec379e32f860393b66a_JaffaCakes118.ic regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\032bfc7d5066eec379e32f860393b66a_JaffaCakes118.ic\ = "ic" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\032bfc7d5066eec379e32f860393b66a_JaffaCakes118.ic\Clsid regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\032bfc7d5066eec379e32f860393b66a_JaffaCakes118.ic\Clsid\ = "{CC01FC6C-9A16-C159-791B-BB798FBF6823}" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{CC01FC6C-9A16-C159-791B-BB798FBF6823} regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{CC01FC6C-9A16-C159-791B-BB798FBF6823}\ = "ic" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{CC01FC6C-9A16-C159-791B-BB798FBF6823}\InprocServer32 regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{CC01FC6C-9A16-C159-791B-BB798FBF6823}\ProgID\ = "032bfc7d5066eec379e32f860393b66a_JaffaCakes118.ic" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{CC01FC6C-9A16-C159-791B-BB798FBF6823}\InprocServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\032bfc7d5066eec379e32f860393b66a_JaffaCakes118.dll" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{CC01FC6C-9A16-C159-791B-BB798FBF6823}\ProgID regsvr32.exe -
Suspicious use of WriteProcessMemory 7 IoCs
description pid Process procid_target PID 1928 wrote to memory of 2356 1928 regsvr32.exe 28 PID 1928 wrote to memory of 2356 1928 regsvr32.exe 28 PID 1928 wrote to memory of 2356 1928 regsvr32.exe 28 PID 1928 wrote to memory of 2356 1928 regsvr32.exe 28 PID 1928 wrote to memory of 2356 1928 regsvr32.exe 28 PID 1928 wrote to memory of 2356 1928 regsvr32.exe 28 PID 1928 wrote to memory of 2356 1928 regsvr32.exe 28
Processes
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C:\Windows\system32\regsvr32.exeregsvr32 /s C:\Users\Admin\AppData\Local\Temp\032bfc7d5066eec379e32f860393b66a_JaffaCakes118.dll1⤵
- Suspicious use of WriteProcessMemory
PID:1928 -
C:\Windows\SysWOW64\regsvr32.exe/s C:\Users\Admin\AppData\Local\Temp\032bfc7d5066eec379e32f860393b66a_JaffaCakes118.dll2⤵
- Installs/modifies Browser Helper Object
- Modifies registry class
PID:2356
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