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Analysis
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max time kernel
151s -
max time network
154s -
platform
windows7_x64 -
resource
win7-20241010-en -
resource tags
arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system -
submitted
14/03/2025, 01:25
Behavioral task
behavioral1
Sample
JaffaCakes118_72bca2da5570290865fa116817b4afce.exe
Resource
win7-20241010-en
Behavioral task
behavioral2
Sample
JaffaCakes118_72bca2da5570290865fa116817b4afce.exe
Resource
win10v2004-20250314-en
General
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Target
JaffaCakes118_72bca2da5570290865fa116817b4afce.exe
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Size
28KB
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MD5
72bca2da5570290865fa116817b4afce
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SHA1
b06d624b925c885640e808936b6ced0827250464
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SHA256
4856437d3362ca7dd735a6ba08b9777984ba97bcdb3e3e4217c068688a25035f
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SHA512
1f5724b34186cae92cd548fd2058741c22616c2a85f87d153e40398116e510efba1d5654fc6f5caab908d5042c47e14c1bc228087b53d803ee12ed03a2425c0b
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SSDEEP
384:1vxBbK26lj5Id8SpHx9jLhsznnVxA1WmP5w7GGCJlqqwMyN/:Dv8IRRdsxq1DjJcqf0
Malware Config
Signatures
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Detects MyDoom family 5 IoCs
resource yara_rule behavioral1/memory/1428-16-0x0000000000500000-0x0000000000510000-memory.dmp family_mydoom behavioral1/memory/1428-53-0x0000000000500000-0x0000000000510000-memory.dmp family_mydoom behavioral1/memory/1428-55-0x0000000000500000-0x0000000000510000-memory.dmp family_mydoom behavioral1/memory/1428-73-0x0000000000500000-0x0000000000510000-memory.dmp family_mydoom behavioral1/memory/1428-80-0x0000000000500000-0x0000000000510000-memory.dmp family_mydoom -
Mydoom family
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Executes dropped EXE 1 IoCs
pid Process 2920 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" JaffaCakes118_72bca2da5570290865fa116817b4afce.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\Services = "C:\\Windows\\services.exe" services.exe -
resource yara_rule behavioral1/memory/1428-0-0x0000000000500000-0x0000000000510000-memory.dmp upx behavioral1/memory/1428-3-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/files/0x0008000000019326-7.dat upx behavioral1/memory/2920-10-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/1428-16-0x0000000000500000-0x0000000000510000-memory.dmp upx behavioral1/memory/2920-19-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2920-20-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2920-25-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2920-30-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2920-32-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2920-37-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2920-42-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2920-44-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2920-49-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/1428-53-0x0000000000500000-0x0000000000510000-memory.dmp upx behavioral1/memory/2920-54-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/1428-55-0x0000000000500000-0x0000000000510000-memory.dmp upx behavioral1/memory/2920-56-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/files/0x0026000000018b89-61.dat upx behavioral1/memory/1428-73-0x0000000000500000-0x0000000000510000-memory.dmp upx behavioral1/memory/2920-74-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2920-79-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/1428-80-0x0000000000500000-0x0000000000510000-memory.dmp upx behavioral1/memory/2920-81-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2920-86-0x0000000000400000-0x0000000000408000-memory.dmp upx -
Drops file in Windows directory 3 IoCs
description ioc Process File created C:\Windows\services.exe JaffaCakes118_72bca2da5570290865fa116817b4afce.exe File opened for modification C:\Windows\java.exe JaffaCakes118_72bca2da5570290865fa116817b4afce.exe File created C:\Windows\java.exe JaffaCakes118_72bca2da5570290865fa116817b4afce.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 JaffaCakes118_72bca2da5570290865fa116817b4afce.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language services.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 1428 wrote to memory of 2920 1428 JaffaCakes118_72bca2da5570290865fa116817b4afce.exe 29 PID 1428 wrote to memory of 2920 1428 JaffaCakes118_72bca2da5570290865fa116817b4afce.exe 29 PID 1428 wrote to memory of 2920 1428 JaffaCakes118_72bca2da5570290865fa116817b4afce.exe 29 PID 1428 wrote to memory of 2920 1428 JaffaCakes118_72bca2da5570290865fa116817b4afce.exe 29
Processes
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C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_72bca2da5570290865fa116817b4afce.exe"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_72bca2da5570290865fa116817b4afce.exe"1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1428 -
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:2920
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
28KB
MD5b4d7b6750c9135a44af90464f2e1da6a
SHA1acf26e1bc52a148c40a39f63330370107bff2668
SHA2566866babe331f29e0260d110e1f8055f8b4ca06b62daec63918e563ccc0cdbec7
SHA5128bb736b6cc0350def1f98a3aa8ac049aacce1f2dfe2c21e3242a58987a2fadc5993e302c844c9c65450c2fd667ecc354cda19944739e793e92d60934771d74e9
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Filesize
1KB
MD5ae3d9fd3601477e6cc0634549f31a623
SHA1c415da8f14f29f0681d747d7578250c683f98e7a
SHA2561344e7b38426db9e8bfce97a0ca1d052d8fc79a48561bb2f9a79e5c85885e424
SHA5129fdf33d2ccf2f6ae3b07c3e2e271160acb46acf24dd4c867437aec33c329e951ddef6f980f61a27263b14245d6faedebe966a6567776fb395477fb20e0bc3742
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Filesize
8KB
MD5b0fe74719b1b647e2056641931907f4a
SHA1e858c206d2d1542a79936cb00d85da853bfc95e2
SHA256bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c
SHA5129c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2