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Analysis
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max time kernel
145s -
max time network
128s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
10/08/2024, 18:36
Static task
static1
Behavioral task
behavioral1
Sample
8732c77d8c6101a039adef7492398391_JaffaCakes118.dll
Resource
win7-20240704-en
General
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Target
8732c77d8c6101a039adef7492398391_JaffaCakes118.dll
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Size
120KB
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MD5
8732c77d8c6101a039adef7492398391
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SHA1
00a741352a6d683df3fc981e8e1ef79227ddf004
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SHA256
d401f9b6217816842b4a55ac01d728e28975e31db8f341f8fa92b508e0ca103b
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SHA512
abb21db2643accfa2e01ab0e3efd6bbc91c0479dcff8d088b90d798d13b3cd084842d0d3fa791432b40520e806bed25eb147353c7a57ced2b347d32a23aec1cb
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SSDEEP
1536:OpOAxXsB9L8y56N2BvFJ8Li7Lzhm6M4tUptQg4RRS8XIvRdS:OpRxcDLNGLi7hdM4toQg4R88yR
Malware Config
Signatures
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resource yara_rule behavioral2/memory/4964-0-0x0000000002C70000-0x0000000002C7D000-memory.dmp upx behavioral2/memory/4964-3-0x0000000002C70000-0x0000000002C7D000-memory.dmp upx behavioral2/memory/4964-4-0x0000000002C70000-0x0000000002C7D000-memory.dmp upx behavioral2/memory/4964-7-0x0000000002C70000-0x0000000002C7D000-memory.dmp upx -
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 rundll32.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 4900 wrote to memory of 4964 4900 rundll32.exe 91 PID 4900 wrote to memory of 4964 4900 rundll32.exe 91 PID 4900 wrote to memory of 4964 4900 rundll32.exe 91
Processes
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C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\8732c77d8c6101a039adef7492398391_JaffaCakes118.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:4900 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\8732c77d8c6101a039adef7492398391_JaffaCakes118.dll,#12⤵
- System Location Discovery: System Language Discovery
PID:4964
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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 --field-trial-handle=4164,i,1330210614411927383,9239043499051775691,262144 --variations-seed-version --mojo-platform-channel-handle=1320 /prefetch:81⤵PID:4952