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Analysis
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max time kernel
120s -
max time network
115s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
28/09/2024, 16:01
Behavioral task
behavioral1
Sample
2275ba1cf2a6677cda795c872f1c301d514c7b971a2257f802b2fd383d11eb55N.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
2275ba1cf2a6677cda795c872f1c301d514c7b971a2257f802b2fd383d11eb55N.exe
Resource
win10v2004-20240802-en
General
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Target
2275ba1cf2a6677cda795c872f1c301d514c7b971a2257f802b2fd383d11eb55N.exe
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Size
29KB
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MD5
9e709ef2996b74bbd154390b082980f0
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SHA1
e7f2ff7bd79eee661b0ed1e17c181c50495bdce8
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SHA256
2275ba1cf2a6677cda795c872f1c301d514c7b971a2257f802b2fd383d11eb55
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SHA512
ea7786f5790c78bff35599e1a1fe3e3749d3360981c7547c8b4683e84d9d4392c0028dfed09d39c01300b8519e4a290fa54e9b6624aaf975a1dac3230cd37731
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SSDEEP
768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/6/f:AEwVs+0jNDY1qi/qC3
Malware Config
Signatures
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Detects MyDoom family 6 IoCs
resource yara_rule behavioral1/memory/2120-16-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/2120-36-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/2120-54-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/2120-58-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/2120-63-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/2120-70-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom -
Executes dropped EXE 1 IoCs
pid Process 2536 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" 2275ba1cf2a6677cda795c872f1c301d514c7b971a2257f802b2fd383d11eb55N.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\Services = "C:\\Windows\\services.exe" services.exe -
resource yara_rule behavioral1/memory/2120-0-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2120-4-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/files/0x0008000000016c4e-7.dat upx behavioral1/memory/2536-10-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2120-16-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2536-19-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2536-20-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2536-25-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2536-30-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2536-32-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2120-36-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2536-37-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2536-42-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/files/0x0004000000004ed7-47.dat upx behavioral1/memory/2120-54-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2536-55-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2120-58-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2536-59-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2120-63-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2536-64-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2536-66-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2536-71-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2120-70-0x0000000000500000-0x0000000000510200-memory.dmp upx -
Drops file in Windows directory 3 IoCs
description ioc Process File created C:\Windows\services.exe 2275ba1cf2a6677cda795c872f1c301d514c7b971a2257f802b2fd383d11eb55N.exe File opened for modification C:\Windows\java.exe 2275ba1cf2a6677cda795c872f1c301d514c7b971a2257f802b2fd383d11eb55N.exe File created C:\Windows\java.exe 2275ba1cf2a6677cda795c872f1c301d514c7b971a2257f802b2fd383d11eb55N.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 2275ba1cf2a6677cda795c872f1c301d514c7b971a2257f802b2fd383d11eb55N.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language services.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 2120 wrote to memory of 2536 2120 2275ba1cf2a6677cda795c872f1c301d514c7b971a2257f802b2fd383d11eb55N.exe 31 PID 2120 wrote to memory of 2536 2120 2275ba1cf2a6677cda795c872f1c301d514c7b971a2257f802b2fd383d11eb55N.exe 31 PID 2120 wrote to memory of 2536 2120 2275ba1cf2a6677cda795c872f1c301d514c7b971a2257f802b2fd383d11eb55N.exe 31 PID 2120 wrote to memory of 2536 2120 2275ba1cf2a6677cda795c872f1c301d514c7b971a2257f802b2fd383d11eb55N.exe 31
Processes
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C:\Users\Admin\AppData\Local\Temp\2275ba1cf2a6677cda795c872f1c301d514c7b971a2257f802b2fd383d11eb55N.exe"C:\Users\Admin\AppData\Local\Temp\2275ba1cf2a6677cda795c872f1c301d514c7b971a2257f802b2fd383d11eb55N.exe"1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2120 -
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:2536
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
29KB
MD5054dbab89b3e5b85aa372269c499454f
SHA1502aa7b5245cf379a333812fa88d578555bbe4bc
SHA25647a65a6ec78cb55d6352084006097089c53748fae14248a3ebba843ed78a7294
SHA512a8954b4dd8eda11193721acd9b21a943ab525a03cc89d94e954e84abf03a1b9ca54a55ff944521652e94ff921ca2a9a3b28022baea67e6017b9313499c3ffd17
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Filesize
320B
MD59e47c7c6f375270720f36fa0aaf25e6a
SHA1020fb559f990d5fdf038bc8cf35454ecafa6a1d7
SHA25685281435e5e9e6e80c351811235bfbb40cb3d11fb0af7570dea0f119c929a308
SHA512551ef32b296ab12f114c71e1defe1554c7e5b071abf52f75a5997afac026e0802d0c7ccc76c91a8c51a8978964b1bc1d2b800e7e2bc8e63bc2d925c31e251684
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Filesize
8KB
MD5b0fe74719b1b647e2056641931907f4a
SHA1e858c206d2d1542a79936cb00d85da853bfc95e2
SHA256bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c
SHA5129c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2