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Analysis
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max time kernel
13s -
max time network
19s -
platform
windows7_x64 -
resource
win7-20240704-en -
resource tags
arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system -
submitted
24/07/2024, 02:32
Static task
static1
Behavioral task
behavioral1
Sample
69ee17eefb13af64cf399ec55de5e229_JaffaCakes118.dll
Resource
win7-20240704-en
General
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Target
69ee17eefb13af64cf399ec55de5e229_JaffaCakes118.dll
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Size
562KB
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MD5
69ee17eefb13af64cf399ec55de5e229
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SHA1
e0cda3a7b9a5073a7029961aace249b85cee5ad9
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SHA256
c9be81c57e0631b1fb5f2c801936d6cae3bc5f82c72223ef264b3e3a49dae218
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SHA512
234dd6045824a2d542e1cc5a840b341dd72a41549b145f50cb80a4081b0bc744944398dc624143e8a799d0e1bbcb9d59f24a1a161e5acde8c2bb430dfc92d55d
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SSDEEP
12288:60Et9YDc/Tk4Po4wSSqodPF9C2vTgYnuUtmQJgRT:KtWDcw4o4Ts/9CknHmKgR
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-E5CB-B772-B2D8-3231C29748F9} regsvr32.exe -
System Location Discovery: System Language Discovery 1 TTPs 1 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 regsvr32.exe -
Modifies registry class 11 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{CC01FC6C-E5CB-B772-B2D8-3231C29748F9}\InprocServer32\ThreadingModel = "Apartment" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\69ee17eefb13af64cf399ec55de5e229_JaffaCakes118.sh\ = "sh" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\69ee17eefb13af64cf399ec55de5e229_JaffaCakes118.sh\Clsid regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{CC01FC6C-E5CB-B772-B2D8-3231C29748F9}\InprocServer32 regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{CC01FC6C-E5CB-B772-B2D8-3231C29748F9}\InprocServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\69ee17eefb13af64cf399ec55de5e229_JaffaCakes118.dll" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\69ee17eefb13af64cf399ec55de5e229_JaffaCakes118.sh regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\69ee17eefb13af64cf399ec55de5e229_JaffaCakes118.sh\Clsid\ = "{CC01FC6C-E5CB-B772-B2D8-3231C29748F9}" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{CC01FC6C-E5CB-B772-B2D8-3231C29748F9}\ProgID regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{CC01FC6C-E5CB-B772-B2D8-3231C29748F9}\ProgID\ = "69ee17eefb13af64cf399ec55de5e229_JaffaCakes118.sh" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{CC01FC6C-E5CB-B772-B2D8-3231C29748F9} regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{CC01FC6C-E5CB-B772-B2D8-3231C29748F9}\ = "sh" regsvr32.exe -
Suspicious use of WriteProcessMemory 7 IoCs
description pid Process procid_target PID 2476 wrote to memory of 2152 2476 regsvr32.exe 29 PID 2476 wrote to memory of 2152 2476 regsvr32.exe 29 PID 2476 wrote to memory of 2152 2476 regsvr32.exe 29 PID 2476 wrote to memory of 2152 2476 regsvr32.exe 29 PID 2476 wrote to memory of 2152 2476 regsvr32.exe 29 PID 2476 wrote to memory of 2152 2476 regsvr32.exe 29 PID 2476 wrote to memory of 2152 2476 regsvr32.exe 29
Processes
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C:\Windows\system32\regsvr32.exeregsvr32 /s C:\Users\Admin\AppData\Local\Temp\69ee17eefb13af64cf399ec55de5e229_JaffaCakes118.dll1⤵
- Suspicious use of WriteProcessMemory
PID:2476 -
C:\Windows\SysWOW64\regsvr32.exe/s C:\Users\Admin\AppData\Local\Temp\69ee17eefb13af64cf399ec55de5e229_JaffaCakes118.dll2⤵
- Installs/modifies Browser Helper Object
- System Location Discovery: System Language Discovery
- Modifies registry class
PID:2152
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