Analysis
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max time kernel
120s -
max time network
120s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
17-01-2025 00:54
Behavioral task
behavioral1
Sample
109044a1212c12dc289636314b66f2d517a617ef9ff7ded6e1b4c49109e2dc1f.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
109044a1212c12dc289636314b66f2d517a617ef9ff7ded6e1b4c49109e2dc1f.exe
Resource
win10v2004-20241007-en
General
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Target
109044a1212c12dc289636314b66f2d517a617ef9ff7ded6e1b4c49109e2dc1f.exe
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Size
29KB
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MD5
c16f74b0f0ffac9e87c75d5af002145a
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SHA1
3e3fff36b40bd2739367d5a149feb2bd0dcb2997
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SHA256
109044a1212c12dc289636314b66f2d517a617ef9ff7ded6e1b4c49109e2dc1f
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SHA512
3a439fd07ebc27b1eafc2109273161882fa11d2744765182b8d04955e42f924ea915bcfc808b9f99d1875f5439b4f0047b7be84d2e40bd460e26d13daad33945
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SSDEEP
768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/9hw:AEwVs+0jNDY1qi/qlW
Malware Config
Signatures
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Detects MyDoom family 4 IoCs
resource yara_rule behavioral1/memory/2432-17-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/2432-49-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/2432-76-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/2432-80-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom -
Mydoom family
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Executes dropped EXE 1 IoCs
pid Process 2648 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" 109044a1212c12dc289636314b66f2d517a617ef9ff7ded6e1b4c49109e2dc1f.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\Services = "C:\\Windows\\services.exe" services.exe -
resource yara_rule behavioral1/memory/2432-0-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2432-4-0x0000000000220000-0x0000000000228000-memory.dmp upx behavioral1/files/0x001600000001866f-7.dat upx behavioral1/memory/2648-11-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2432-17-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2648-20-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2648-21-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2648-26-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2648-31-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2648-33-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2648-38-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2648-43-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2648-45-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2648-50-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2432-49-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2648-55-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/files/0x0005000000004ed7-68.dat upx behavioral1/memory/2648-77-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2432-76-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2648-81-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2432-80-0x0000000000500000-0x0000000000510200-memory.dmp upx -
Drops file in Windows directory 3 IoCs
description ioc Process File created C:\Windows\services.exe 109044a1212c12dc289636314b66f2d517a617ef9ff7ded6e1b4c49109e2dc1f.exe File opened for modification C:\Windows\java.exe 109044a1212c12dc289636314b66f2d517a617ef9ff7ded6e1b4c49109e2dc1f.exe File created C:\Windows\java.exe 109044a1212c12dc289636314b66f2d517a617ef9ff7ded6e1b4c49109e2dc1f.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 109044a1212c12dc289636314b66f2d517a617ef9ff7ded6e1b4c49109e2dc1f.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language services.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 2432 wrote to memory of 2648 2432 109044a1212c12dc289636314b66f2d517a617ef9ff7ded6e1b4c49109e2dc1f.exe 31 PID 2432 wrote to memory of 2648 2432 109044a1212c12dc289636314b66f2d517a617ef9ff7ded6e1b4c49109e2dc1f.exe 31 PID 2432 wrote to memory of 2648 2432 109044a1212c12dc289636314b66f2d517a617ef9ff7ded6e1b4c49109e2dc1f.exe 31 PID 2432 wrote to memory of 2648 2432 109044a1212c12dc289636314b66f2d517a617ef9ff7ded6e1b4c49109e2dc1f.exe 31
Processes
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C:\Users\Admin\AppData\Local\Temp\109044a1212c12dc289636314b66f2d517a617ef9ff7ded6e1b4c49109e2dc1f.exe"C:\Users\Admin\AppData\Local\Temp\109044a1212c12dc289636314b66f2d517a617ef9ff7ded6e1b4c49109e2dc1f.exe"1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2432 -
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:2648
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
29KB
MD5d98efb7940eec26cf7fb013c03e1202c
SHA1f27fa5a5dcfa1c1b5cc6bb25682b0f6f06f8e66e
SHA2568594b27e8bb416db4df3d36087f49825daab1f84af86e416715c834035e59be6
SHA512d7750b694d164d6246f58bfeda959657cbef4a205089829f04610d78ed9a6905f36120f151400897d0bd04d29df984c51345ffb9045367d7d99f3f562a53eed2
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Filesize
320B
MD5a1b5e7570fa2f0e429c803bb345e3e15
SHA12b603a07e419acbf3d9588397805c2471ee7de32
SHA256d43174b894d30409393801dce06b51100bfa983686b7977ef697baf40ef9a168
SHA512b809d5eb6ccbf9e8fbaba7ae080f5f294577da112641841f0e15fb058d338970a0d09bf16a90ec67dcdbdec7e9d0902225d1f34ada6b06f47464b4578afe19d6
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Filesize
8KB
MD5b0fe74719b1b647e2056641931907f4a
SHA1e858c206d2d1542a79936cb00d85da853bfc95e2
SHA256bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c
SHA5129c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2