Analysis
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max time kernel
150s -
max time network
148s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
23-11-2024 18:49
Behavioral task
behavioral1
Sample
900a9629915b1bc00a63defa96d8733b_JaffaCakes118.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
900a9629915b1bc00a63defa96d8733b_JaffaCakes118.exe
Resource
win10v2004-20241007-en
General
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Target
900a9629915b1bc00a63defa96d8733b_JaffaCakes118.exe
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Size
28KB
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MD5
900a9629915b1bc00a63defa96d8733b
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SHA1
85e53e5de2c691be8aa22c1bd678da9377181fa5
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SHA256
cceb93d34cd180e928953a4dec1ff55642acc31697dd815fd58f5aca15e12e1b
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SHA512
c1337d7c60e2a2ecd53641bce6d814eb626a2c849ff12cf294bff2a82470f92d1654be3604e46da45d69eec0cdea87eb35c5f8fed3c195c5e448c91acef1bfac
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SSDEEP
384:1vxBbK26lj5Id8SpHx9jLhsznnVxA1WmP5w7GGCJlqqwMyNQ:Dv8IRRdsxq1DjJcqfP
Malware Config
Signatures
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Detects MyDoom family 6 IoCs
resource yara_rule behavioral1/memory/1924-17-0x0000000000500000-0x0000000000510000-memory.dmp family_mydoom behavioral1/memory/1924-57-0x0000000000500000-0x0000000000510000-memory.dmp family_mydoom behavioral1/memory/1924-62-0x0000000000500000-0x0000000000510000-memory.dmp family_mydoom behavioral1/memory/1924-80-0x0000000000500000-0x0000000000510000-memory.dmp family_mydoom behavioral1/memory/1924-82-0x0000000000500000-0x0000000000510000-memory.dmp family_mydoom behavioral1/memory/1924-87-0x0000000000500000-0x0000000000510000-memory.dmp family_mydoom -
Mydoom family
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Executes dropped EXE 1 IoCs
pid Process 2468 services.exe -
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\JavaVM = "C:\\Windows\\java.exe" 900a9629915b1bc00a63defa96d8733b_JaffaCakes118.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\Services = "C:\\Windows\\services.exe" services.exe -
resource yara_rule behavioral1/memory/1924-0-0x0000000000500000-0x0000000000510000-memory.dmp upx behavioral1/files/0x000800000001878c-6.dat upx behavioral1/memory/2468-11-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/1924-17-0x0000000000500000-0x0000000000510000-memory.dmp upx behavioral1/memory/1924-18-0x0000000000220000-0x0000000000228000-memory.dmp upx behavioral1/memory/2468-21-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2468-22-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2468-27-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2468-32-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2468-34-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2468-39-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2468-44-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2468-46-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2468-51-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2468-56-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/1924-57-0x0000000000500000-0x0000000000510000-memory.dmp upx behavioral1/memory/2468-58-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/1924-62-0x0000000000500000-0x0000000000510000-memory.dmp upx behavioral1/memory/2468-63-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/files/0x0005000000004ed7-73.dat upx behavioral1/memory/2468-81-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/1924-80-0x0000000000500000-0x0000000000510000-memory.dmp upx behavioral1/memory/2468-83-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/1924-82-0x0000000000500000-0x0000000000510000-memory.dmp upx behavioral1/memory/1924-87-0x0000000000500000-0x0000000000510000-memory.dmp upx behavioral1/memory/2468-88-0x0000000000400000-0x0000000000408000-memory.dmp upx -
Drops file in Windows directory 3 IoCs
description ioc Process File created C:\Windows\java.exe 900a9629915b1bc00a63defa96d8733b_JaffaCakes118.exe File created C:\Windows\services.exe 900a9629915b1bc00a63defa96d8733b_JaffaCakes118.exe File opened for modification C:\Windows\java.exe 900a9629915b1bc00a63defa96d8733b_JaffaCakes118.exe -
System Location Discovery: System Language Discovery 1 TTPs 2 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 900a9629915b1bc00a63defa96d8733b_JaffaCakes118.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language services.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 1924 wrote to memory of 2468 1924 900a9629915b1bc00a63defa96d8733b_JaffaCakes118.exe 30 PID 1924 wrote to memory of 2468 1924 900a9629915b1bc00a63defa96d8733b_JaffaCakes118.exe 30 PID 1924 wrote to memory of 2468 1924 900a9629915b1bc00a63defa96d8733b_JaffaCakes118.exe 30 PID 1924 wrote to memory of 2468 1924 900a9629915b1bc00a63defa96d8733b_JaffaCakes118.exe 30
Processes
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C:\Users\Admin\AppData\Local\Temp\900a9629915b1bc00a63defa96d8733b_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\900a9629915b1bc00a63defa96d8733b_JaffaCakes118.exe"1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1924 -
C:\Windows\services.exe"C:\Windows\services.exe"2⤵
- Executes dropped EXE
- Adds Run key to start application
- System Location Discovery: System Language Discovery
PID:2468
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
28KB
MD5cc6c290416d8e0f2b073c77f340cbd59
SHA1f56b702f850eb211e7573724186cf461c5a02e4d
SHA256e08deea7d367c7c07fdaab761df81b52395743e99daec1a48971394701c4e617
SHA5127af8150e32b2f107269deb25d4ef70376ab13ed724e5a51caf6f55c4ec0b5f1ebe117fbe0dd54055c083e395f7d14ba300a8c199761b39144aa68eda72dfdc40
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Filesize
1KB
MD5d4022f99e29cf8fe1d3b2fa147bec8f9
SHA1f3c6b98426a939ae8134cb325edc395b95d09076
SHA2569fb031a0e6c9770f1f8ec504266d17dfeaa616ba0a1bfa4e34dee27a6f95726a
SHA512c78d2759634b438dbc8cedbdafd9d1577e0d0c1099ad6a57d6f41bb902f661c3754fc5326daf315fcdc597bfdee5fa4e7063e42686216c7e9c36057fb5183b67
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Filesize
8KB
MD5b0fe74719b1b647e2056641931907f4a
SHA1e858c206d2d1542a79936cb00d85da853bfc95e2
SHA256bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c
SHA5129c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2