Analysis
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max time kernel
141s -
max time network
148s -
platform
windows10-2004_x64 -
resource
win10v2004-20240226-en -
resource tags
arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system -
submitted
23-05-2024 00:18
Static task
static1
Behavioral task
behavioral1
Sample
691dc97d39b4145d8ed218e52dbf78e5_JaffaCakes118.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
691dc97d39b4145d8ed218e52dbf78e5_JaffaCakes118.exe
Resource
win10v2004-20240508-en
Behavioral task
behavioral3
Sample
$PLUGINSDIR/nsisunz.dll
Resource
win7-20240220-en
Behavioral task
behavioral4
Sample
$PLUGINSDIR/nsisunz.dll
Resource
win10v2004-20240426-en
Behavioral task
behavioral5
Sample
$PLUGINSDIR/rav.dll
Resource
win7-20240221-en
Behavioral task
behavioral6
Sample
$PLUGINSDIR/rav.dll
Resource
win10v2004-20240226-en
General
-
Target
$PLUGINSDIR/rav.dll
-
Size
108KB
-
MD5
883e34198d70d9bcb96a80521ff95092
-
SHA1
2232318453597cdce566c8baa99db629ba22ed45
-
SHA256
a77ebe75b768297759f8f03f752da0a696a8d3aadcc6ecae6495ab8064f13f38
-
SHA512
b94cc32448a503051ff34a3e4e8d518ec2a49be9448ab079df4110d6a9d78e0e301af2890ca454a6f57eed47ad04abb4a5884d8f0411b075bb52f60b58d05574
-
SSDEEP
1536:F7z1zj37ClFUVhNnBbkQzBPQwbauM3ZPJPyfo21xNWn4IJdH9kMEsiBMEwH2qiwH:F7zNjelSVvnllBIxRabM4AHiMEPQQjB
Malware Config
Signatures
-
Program crash 1 IoCs
Processes:
WerFault.exepid pid_target process target process 3608 2980 WerFault.exe rundll32.exe -
Suspicious use of WriteProcessMemory 3 IoCs
Processes:
rundll32.exedescription pid process target process PID 3076 wrote to memory of 2980 3076 rundll32.exe rundll32.exe PID 3076 wrote to memory of 2980 3076 rundll32.exe rundll32.exe PID 3076 wrote to memory of 2980 3076 rundll32.exe rundll32.exe
Processes
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C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\rav.dll,#11⤵
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\rav.dll,#12⤵
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2980 -s 6003⤵
- Program crash
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 424 -p 2980 -ip 29801⤵
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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 --mojo-platform-channel-handle=3756 --field-trial-handle=2248,i,10247514684337323751,15511974759131734137,262144 --variations-seed-version /prefetch:81⤵