Analysis
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max time kernel
119s -
max time network
124s -
platform
windows7_x64 -
resource
win7-20240611-en -
resource tags
arch:x64arch:x86image:win7-20240611-enlocale:en-usos:windows7-x64system -
submitted
20-06-2024 07:06
Static task
static1
Behavioral task
behavioral1
Sample
03e3c0a239be50c50e369d4d71ecf1bf_JaffaCakes118.exe
Resource
win7-20240611-en
Behavioral task
behavioral2
Sample
03e3c0a239be50c50e369d4d71ecf1bf_JaffaCakes118.exe
Resource
win10v2004-20240508-en
Behavioral task
behavioral3
Sample
$PLUGINSDIR/System.dll
Resource
win7-20240611-en
Behavioral task
behavioral4
Sample
$PLUGINSDIR/System.dll
Resource
win10v2004-20240508-en
Behavioral task
behavioral5
Sample
$R0.dll
Resource
win7-20240221-en
Behavioral task
behavioral6
Sample
$R0.dll
Resource
win10v2004-20240611-en
Behavioral task
behavioral7
Sample
$R2/NSIS.Library.RegTool.v3.$_0_.exe
Resource
win7-20240508-en
Behavioral task
behavioral8
Sample
$R2/NSIS.Library.RegTool.v3.$_0_.exe
Resource
win10v2004-20240611-en
General
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Target
03e3c0a239be50c50e369d4d71ecf1bf_JaffaCakes118.exe
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Size
147KB
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MD5
03e3c0a239be50c50e369d4d71ecf1bf
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SHA1
a79616c2769fb1b4c4bab600d3d8cd41e8e0417d
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SHA256
c7dadcf3bbc695043272e73133d1b309f7b02ec7a8b409fae375dcbea23cedb3
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SHA512
27e3d06d9126310cdfc81a7956696643daf6aa03f1be57d83a0b82ce06d99baff4e271b39292b92220aa05808410fc308989a0173a96c0504314eb58d3e11f23
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SSDEEP
3072:jQIURTXJeMBnwWtBpM7c22gFkIs21W0ysib0gyGBD4KN:js9viFkIs2jeBBc6
Malware Config
Signatures
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Loads dropped DLL 1 IoCs
Processes:
03e3c0a239be50c50e369d4d71ecf1bf_JaffaCakes118.exepid process 3000 03e3c0a239be50c50e369d4d71ecf1bf_JaffaCakes118.exe -
Processes:
resource yara_rule behavioral1/memory/3000-4-0x0000000001CC0000-0x0000000001D00000-memory.dmp upx behavioral1/memory/3000-8-0x0000000001CC0000-0x0000000001D00000-memory.dmp upx behavioral1/memory/3000-5-0x0000000001CC0000-0x0000000001D00000-memory.dmp upx -
Installs/modifies Browser Helper Object 2 TTPs 1 IoCs
BHOs are DLL modules which act as plugins for Internet Explorer.
Processes:
03e3c0a239be50c50e369d4d71ecf1bf_JaffaCakes118.exedescription ioc process Key created \REGISTRY\MACHINE\Software\Wow6432Node\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{FCD25C53-C41E-4DE1-9E9E-04CB49692BC9} 03e3c0a239be50c50e369d4d71ecf1bf_JaffaCakes118.exe -
Drops file in System32 directory 2 IoCs
Processes:
03e3c0a239be50c50e369d4d71ecf1bf_JaffaCakes118.exedescription ioc process File opened for modification C:\Windows\SysWOW64\fastsrch.dll 03e3c0a239be50c50e369d4d71ecf1bf_JaffaCakes118.exe File created C:\Windows\SysWOW64\fastsrch.dll 03e3c0a239be50c50e369d4d71ecf1bf_JaffaCakes118.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Processes:
03e3c0a239be50c50e369d4d71ecf1bf_JaffaCakes118.exedescription ioc process Key created \REGISTRY\USER\S-1-5-21-39690363-730359138-1046745555-1000\Software\Microsoft\Internet Explorer\Main 03e3c0a239be50c50e369d4d71ecf1bf_JaffaCakes118.exe Set value (int) \REGISTRY\USER\S-1-5-21-39690363-730359138-1046745555-1000\Software\Microsoft\Internet Explorer\Main\TabProcGrowth = "1" 03e3c0a239be50c50e369d4d71ecf1bf_JaffaCakes118.exe -
Modifies registry class 6 IoCs
Processes:
03e3c0a239be50c50e369d4d71ecf1bf_JaffaCakes118.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{FCD25C53-C41E-4DE1-9E9E-04CB49692BC9}\InprocServer32\ThreadingModel = "apartment" 03e3c0a239be50c50e369d4d71ecf1bf_JaffaCakes118.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{FCD25C53-C41E-4DE1-9E9E-04CB49692BC9}\InprocServer32 03e3c0a239be50c50e369d4d71ecf1bf_JaffaCakes118.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node 03e3c0a239be50c50e369d4d71ecf1bf_JaffaCakes118.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID 03e3c0a239be50c50e369d4d71ecf1bf_JaffaCakes118.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{FCD25C53-C41E-4DE1-9E9E-04CB49692BC9} 03e3c0a239be50c50e369d4d71ecf1bf_JaffaCakes118.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{FCD25C53-C41E-4DE1-9E9E-04CB49692BC9}\InprocServer32\ = "C:\\Windows\\SysWow64\\fastsrch.dll" 03e3c0a239be50c50e369d4d71ecf1bf_JaffaCakes118.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\03e3c0a239be50c50e369d4d71ecf1bf_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\03e3c0a239be50c50e369d4d71ecf1bf_JaffaCakes118.exe"1⤵
- Loads dropped DLL
- Installs/modifies Browser Helper Object
- Drops file in System32 directory
- Modifies Internet Explorer settings
- Modifies registry class
PID:3000
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
120KB
MD51e337e4316c2c973180e635218897f78
SHA1e73cbb449c451a8dbdbabc9e42d84659e5b9158e
SHA256269d150bcb4e6b94c5c07174ae73ed642c922fb73f43974f4fc1158e7815e4e0
SHA512c2109c0a0b3f57371d8f5e3dbf0c32854247bf8709291e4f53549d7fa515dc56a6cc5df75e52213d2e5af45daaf4179075a26c93d4e1f536a1596bce7e8a3fdb