Analysis
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max time kernel
92s -
max time network
114s -
platform
windows10-2004_x64 -
resource
win10v2004-20240412-en -
resource tags
arch:x64arch:x86image:win10v2004-20240412-enlocale:en-usos:windows10-2004-x64system -
submitted
18-04-2024 10:22
Static task
static1
Behavioral task
behavioral1
Sample
f7cc11cec3fab768dfc2939a7d84f5e9_JaffaCakes118.exe
Resource
win7-20240319-en
Behavioral task
behavioral2
Sample
f7cc11cec3fab768dfc2939a7d84f5e9_JaffaCakes118.exe
Resource
win10v2004-20240412-en
Behavioral task
behavioral3
Sample
$PLUGINSDIR/nipybzr.dll
Resource
win7-20240221-en
Behavioral task
behavioral4
Sample
$PLUGINSDIR/nipybzr.dll
Resource
win10v2004-20240412-en
General
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Target
f7cc11cec3fab768dfc2939a7d84f5e9_JaffaCakes118.exe
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Size
315KB
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MD5
f7cc11cec3fab768dfc2939a7d84f5e9
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SHA1
1991c3c97e615ddc3e1fdd45c6dece4c0052c943
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SHA256
d82eefa0193afb698d4121a88c3f938b3806a33ace81b5338f2c42ede1f830bb
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SHA512
b41868c447050e050f81b05cffcaf339cd1a570123d1513c8a6911daee253a6369d71f439df5f8725854d90fc8b1c7dbb25a864f594ac24b9826a535a563b300
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SSDEEP
6144:b8LxBqtPhY23qhQfbkQBLmAN1U4vUJBSrjqyVXYsDqcuUURBXc:nRhMhQfPw4fUJ0iyosGcuUUR9c
Malware Config
Signatures
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Loads dropped DLL 1 IoCs
Processes:
f7cc11cec3fab768dfc2939a7d84f5e9_JaffaCakes118.exepid process 1892 f7cc11cec3fab768dfc2939a7d84f5e9_JaffaCakes118.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Suspicious use of WriteProcessMemory 3 IoCs
Processes:
f7cc11cec3fab768dfc2939a7d84f5e9_JaffaCakes118.exedescription pid process target process PID 1892 wrote to memory of 4136 1892 f7cc11cec3fab768dfc2939a7d84f5e9_JaffaCakes118.exe f7cc11cec3fab768dfc2939a7d84f5e9_JaffaCakes118.exe PID 1892 wrote to memory of 4136 1892 f7cc11cec3fab768dfc2939a7d84f5e9_JaffaCakes118.exe f7cc11cec3fab768dfc2939a7d84f5e9_JaffaCakes118.exe PID 1892 wrote to memory of 4136 1892 f7cc11cec3fab768dfc2939a7d84f5e9_JaffaCakes118.exe f7cc11cec3fab768dfc2939a7d84f5e9_JaffaCakes118.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\f7cc11cec3fab768dfc2939a7d84f5e9_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\f7cc11cec3fab768dfc2939a7d84f5e9_JaffaCakes118.exe"1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\f7cc11cec3fab768dfc2939a7d84f5e9_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\f7cc11cec3fab768dfc2939a7d84f5e9_JaffaCakes118.exe"2⤵
Network
MITRE ATT&CK Matrix ATT&CK v13
Replay Monitor
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Downloads
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C:\Users\Admin\AppData\Local\Temp\nso514D.tmp\nipybzr.dllFilesize
19KB
MD5fb81d6e8b03db5e77a3ef30496a34e45
SHA1e3d3ab6fd823720901a0c3a7507e34f863694045
SHA25617ea4d87ae8da53e61095790487d8f63d70bcc9dbde5e85c759f8e339e073540
SHA512236f579c51b531568579b817a00e631dd6d386cd89d02f583c23ff8874222c3983a477195b9de811c7f93289365704a0bfee342729dcb2f5673d4d7616cf737d