Analysis
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max time kernel
152s -
max time network
151s -
platform
windows10-2004_x64 -
resource
win10v2004-20240226-en -
resource tags
arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system -
submitted
15/04/2024, 14:13
Static task
static1
Behavioral task
behavioral1
Sample
f1405c977dd54d0ed283a0feb832c0e7_JaffaCakes118.dll
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
f1405c977dd54d0ed283a0feb832c0e7_JaffaCakes118.dll
Resource
win10v2004-20240226-en
General
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Target
f1405c977dd54d0ed283a0feb832c0e7_JaffaCakes118.dll
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Size
37KB
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MD5
f1405c977dd54d0ed283a0feb832c0e7
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SHA1
58d682550e8accfb5d2da1618829ee042775c583
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SHA256
ebea03039b183a5fac62680968d3d69f632dead8779c527ffb4ab9493a7db2e0
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SHA512
9cb5cc2c819873fae69d055971826a1fa1e335a8d2742199170bd1d71128a5ad14078a58372b9c33e41a8845e3d6852900685d513276a0df7635dea176b84087
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SSDEEP
768:38XScD1GgWStNQJVlwsT9WTqoc3a8qJzNA:sSm1GgNoCKWokRA
Malware Config
Signatures
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Loads dropped DLL 3 IoCs
pid Process 3928 rundll32.exe 3928 rundll32.exe 4372 rundll32.exe -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\MSServer = "rundll32.exe C:\\Windows\\system32\\qoMggefF.dll,#1" rundll32.exe -
Drops file in System32 directory 2 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\qoMggefF.dll rundll32.exe File created C:\Windows\SysWOW64\qoMggefF.dll rundll32.exe -
Modifies registry class 4 IoCs
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{5AEE532C-7C2F-4E5C-A044-096846CB9490} rundll32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{5AEE532C-7C2F-4E5C-A044-096846CB9490}\InprocServer32 rundll32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{5AEE532C-7C2F-4E5C-A044-096846CB9490}\InprocServer32\ = "C:\\Windows\\SysWow64\\qoMggefF.dll" rundll32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{5AEE532C-7C2F-4E5C-A044-096846CB9490}\InprocServer32\ThreadingModel = "Both" rundll32.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 3928 rundll32.exe 3928 rundll32.exe 4372 rundll32.exe 4372 rundll32.exe 4372 rundll32.exe 4372 rundll32.exe 4372 rundll32.exe 4372 rundll32.exe 4372 rundll32.exe 4372 rundll32.exe 4372 rundll32.exe 4372 rundll32.exe 4372 rundll32.exe 4372 rundll32.exe 4372 rundll32.exe 4372 rundll32.exe 4372 rundll32.exe 4372 rundll32.exe 4372 rundll32.exe 4372 rundll32.exe 4372 rundll32.exe 4372 rundll32.exe 4372 rundll32.exe 4372 rundll32.exe 4372 rundll32.exe 4372 rundll32.exe 4372 rundll32.exe 4372 rundll32.exe 4372 rundll32.exe 4372 rundll32.exe 4372 rundll32.exe 4372 rundll32.exe 4372 rundll32.exe 4372 rundll32.exe 4372 rundll32.exe 4372 rundll32.exe 4372 rundll32.exe 4372 rundll32.exe 4372 rundll32.exe 4372 rundll32.exe 4372 rundll32.exe 4372 rundll32.exe 4372 rundll32.exe 4372 rundll32.exe 4372 rundll32.exe 4372 rundll32.exe 4372 rundll32.exe 4372 rundll32.exe 4372 rundll32.exe 4372 rundll32.exe 4372 rundll32.exe 4372 rundll32.exe 4372 rundll32.exe 4372 rundll32.exe 4372 rundll32.exe 4372 rundll32.exe 4372 rundll32.exe 4372 rundll32.exe 4372 rundll32.exe 4372 rundll32.exe 4372 rundll32.exe 4372 rundll32.exe 4372 rundll32.exe 4372 rundll32.exe -
Suspicious behavior: RenamesItself 1 IoCs
pid Process 3928 rundll32.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 3928 rundll32.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 3928 rundll32.exe -
Suspicious use of WriteProcessMemory 7 IoCs
description pid Process procid_target PID 1596 wrote to memory of 3928 1596 rundll32.exe 92 PID 1596 wrote to memory of 3928 1596 rundll32.exe 92 PID 1596 wrote to memory of 3928 1596 rundll32.exe 92 PID 3928 wrote to memory of 616 3928 rundll32.exe 5 PID 3928 wrote to memory of 4372 3928 rundll32.exe 101 PID 3928 wrote to memory of 4372 3928 rundll32.exe 101 PID 3928 wrote to memory of 4372 3928 rundll32.exe 101
Processes
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C:\Windows\system32\winlogon.exewinlogon.exe1⤵PID:616
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C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\f1405c977dd54d0ed283a0feb832c0e7_JaffaCakes118.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:1596 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\f1405c977dd54d0ed283a0feb832c0e7_JaffaCakes118.dll,#12⤵
- Loads dropped DLL
- Drops file in System32 directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: RenamesItself
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3928 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Windows\system32\qoMggefF.dll,a3⤵
- Loads dropped DLL
- Adds Run key to start application
- Modifies registry class
- Suspicious behavior: EnumeratesProcesses
PID:4372
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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=1344 --field-trial-handle=2236,i,5367110156796017614,12594004256180761011,262144 --variations-seed-version /prefetch:81⤵PID:3708
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
37KB
MD5f1405c977dd54d0ed283a0feb832c0e7
SHA158d682550e8accfb5d2da1618829ee042775c583
SHA256ebea03039b183a5fac62680968d3d69f632dead8779c527ffb4ab9493a7db2e0
SHA5129cb5cc2c819873fae69d055971826a1fa1e335a8d2742199170bd1d71128a5ad14078a58372b9c33e41a8845e3d6852900685d513276a0df7635dea176b84087