Analysis
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max time kernel
120s -
max time network
119s -
platform
windows7_x64 -
resource
win7-20241023-en -
resource tags
arch:x64arch:x86image:win7-20241023-enlocale:en-usos:windows7-x64system -
submitted
06-12-2024 21:17
Behavioral task
behavioral1
Sample
476e46fb286a7f16f8ea15b212048a85877d426be49a3d9f1c6060f1e9da41e9.exe
Resource
win7-20241023-en
Behavioral task
behavioral2
Sample
476e46fb286a7f16f8ea15b212048a85877d426be49a3d9f1c6060f1e9da41e9.exe
Resource
win10v2004-20241007-en
General
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Target
476e46fb286a7f16f8ea15b212048a85877d426be49a3d9f1c6060f1e9da41e9.exe
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Size
29KB
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MD5
f76ac1457821a8ab2c51f51e7831d7af
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SHA1
7ba9a67d55bc458dc2e2323e82d8d3b376156b2f
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SHA256
476e46fb286a7f16f8ea15b212048a85877d426be49a3d9f1c6060f1e9da41e9
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SHA512
636c0dd6c2b9e8457d3b33bc27bce43b617725915d94a527da15976ad981e680886568c753ceecfba291850bfa56c29d5e3bcfcce90d71125e022ba122b3d350
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SSDEEP
768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/1:AEwVs+0jNDY1qi/qt
Malware Config
Signatures
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Detects MyDoom family 7 IoCs
resource yara_rule behavioral1/memory/2100-8-0x0000000000220000-0x0000000000228000-memory.dmp family_mydoom behavioral1/memory/2100-2-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/2100-16-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/2100-43-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/2100-66-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/2100-68-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/2100-73-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom -
Mydoom family
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Executes dropped EXE 1 IoCs
pid Process 2616 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" 476e46fb286a7f16f8ea15b212048a85877d426be49a3d9f1c6060f1e9da41e9.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\Services = "C:\\Windows\\services.exe" services.exe -
resource yara_rule behavioral1/memory/2100-4-0x0000000000220000-0x0000000000228000-memory.dmp upx behavioral1/files/0x0008000000016de8-10.dat upx behavioral1/memory/2100-8-0x0000000000220000-0x0000000000228000-memory.dmp upx behavioral1/memory/2100-2-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2100-16-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2616-19-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2616-20-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2616-25-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2616-30-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2616-32-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2616-37-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2616-42-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2100-43-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2616-44-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2616-49-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/files/0x0005000000004ed7-59.dat upx behavioral1/memory/2616-67-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2100-66-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2100-68-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2616-69-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2100-73-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2616-74-0x0000000000400000-0x0000000000408000-memory.dmp upx -
Drops file in Windows directory 3 IoCs
description ioc Process File created C:\Windows\services.exe 476e46fb286a7f16f8ea15b212048a85877d426be49a3d9f1c6060f1e9da41e9.exe File opened for modification C:\Windows\java.exe 476e46fb286a7f16f8ea15b212048a85877d426be49a3d9f1c6060f1e9da41e9.exe File created C:\Windows\java.exe 476e46fb286a7f16f8ea15b212048a85877d426be49a3d9f1c6060f1e9da41e9.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 476e46fb286a7f16f8ea15b212048a85877d426be49a3d9f1c6060f1e9da41e9.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language services.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 2100 wrote to memory of 2616 2100 476e46fb286a7f16f8ea15b212048a85877d426be49a3d9f1c6060f1e9da41e9.exe 30 PID 2100 wrote to memory of 2616 2100 476e46fb286a7f16f8ea15b212048a85877d426be49a3d9f1c6060f1e9da41e9.exe 30 PID 2100 wrote to memory of 2616 2100 476e46fb286a7f16f8ea15b212048a85877d426be49a3d9f1c6060f1e9da41e9.exe 30 PID 2100 wrote to memory of 2616 2100 476e46fb286a7f16f8ea15b212048a85877d426be49a3d9f1c6060f1e9da41e9.exe 30
Processes
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C:\Users\Admin\AppData\Local\Temp\476e46fb286a7f16f8ea15b212048a85877d426be49a3d9f1c6060f1e9da41e9.exe"C:\Users\Admin\AppData\Local\Temp\476e46fb286a7f16f8ea15b212048a85877d426be49a3d9f1c6060f1e9da41e9.exe"1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2100 -
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:2616
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
29KB
MD54d590415084fa469569a124f8aa9b56b
SHA1600e7e740706d69b30f8ac752749659bf65678ca
SHA25647cec7406c81b25a70b135c9cd52c5e1a6b44502d537f70fd764ea58909f11c7
SHA512fd139ae00ace3deb07c450dcf9589077d2a6111f7bf35b5dc534ee78e3259933d939dbeb41d6ee783e98c128ab587ce51b9b28ce0a41764ba0dcddd5ae2faa83
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Filesize
320B
MD569d47484f98afe54c6f07163f9061e64
SHA18e7977b4e2d29d9cb28795b86ae0510ad6eace6b
SHA256043e6b02339b43730e792e4390af7d90088ca28243a26e0691f93f04ed0f55b9
SHA5126854802bd90b8f4dda447a02ac5179573fbf87e4b516c93573eed8005a2f340eb02a48b9b7a35eb51bf41eab58c0586a88e378ec3763e4ac708dbf16d8add60c
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Filesize
8KB
MD5b0fe74719b1b647e2056641931907f4a
SHA1e858c206d2d1542a79936cb00d85da853bfc95e2
SHA256bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c
SHA5129c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2