Analysis
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max time kernel
150s -
max time network
152s -
platform
windows7_x64 -
resource
win7-20241010-en -
resource tags
arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system -
submitted
19-11-2024 18:01
Behavioral task
behavioral1
Sample
085f77f29a1501bd1610fce37475e92b30d90db107c9dc7797a9907bac5aa7b9.exe
Resource
win7-20241010-en
Behavioral task
behavioral2
Sample
085f77f29a1501bd1610fce37475e92b30d90db107c9dc7797a9907bac5aa7b9.exe
Resource
win10v2004-20241007-en
General
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Target
085f77f29a1501bd1610fce37475e92b30d90db107c9dc7797a9907bac5aa7b9.exe
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Size
29KB
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MD5
67174c22db8f9ce0c7a30e803a091da7
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SHA1
67083c00542dbdc7a8aa9fd221a4f8934f46bae1
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SHA256
085f77f29a1501bd1610fce37475e92b30d90db107c9dc7797a9907bac5aa7b9
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SHA512
c102a7a728888566a6b0c4d493a4eb8209be5817b22e3f04ec0f03c5f85b5b3fe8760de8f074c1503bed55b18df4432c2dd0eb6a6330be18a71849bc497c065e
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SSDEEP
768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/2:AEwVs+0jNDY1qi/q+
Malware Config
Signatures
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Detects MyDoom family 5 IoCs
resource yara_rule behavioral1/memory/2792-17-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/2792-56-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/2792-75-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/2792-81-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/2792-86-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom -
Mydoom family
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Executes dropped EXE 1 IoCs
pid Process 3008 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" 085f77f29a1501bd1610fce37475e92b30d90db107c9dc7797a9907bac5aa7b9.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\Services = "C:\\Windows\\services.exe" services.exe -
resource yara_rule behavioral1/memory/2792-0-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2792-4-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/files/0x0009000000018b05-7.dat upx behavioral1/memory/3008-11-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2792-17-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/3008-20-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/3008-21-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/3008-26-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/3008-31-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/3008-33-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/3008-38-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/3008-43-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/3008-45-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/3008-50-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/3008-55-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2792-56-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/3008-57-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/files/0x0007000000018b59-65.dat upx behavioral1/memory/2792-75-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/3008-76-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/3008-80-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2792-81-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/3008-82-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2792-86-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/3008-87-0x0000000000400000-0x0000000000408000-memory.dmp upx -
Drops file in Windows directory 3 IoCs
description ioc Process File created C:\Windows\services.exe 085f77f29a1501bd1610fce37475e92b30d90db107c9dc7797a9907bac5aa7b9.exe File opened for modification C:\Windows\java.exe 085f77f29a1501bd1610fce37475e92b30d90db107c9dc7797a9907bac5aa7b9.exe File created C:\Windows\java.exe 085f77f29a1501bd1610fce37475e92b30d90db107c9dc7797a9907bac5aa7b9.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 085f77f29a1501bd1610fce37475e92b30d90db107c9dc7797a9907bac5aa7b9.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language services.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 2792 wrote to memory of 3008 2792 085f77f29a1501bd1610fce37475e92b30d90db107c9dc7797a9907bac5aa7b9.exe 29 PID 2792 wrote to memory of 3008 2792 085f77f29a1501bd1610fce37475e92b30d90db107c9dc7797a9907bac5aa7b9.exe 29 PID 2792 wrote to memory of 3008 2792 085f77f29a1501bd1610fce37475e92b30d90db107c9dc7797a9907bac5aa7b9.exe 29 PID 2792 wrote to memory of 3008 2792 085f77f29a1501bd1610fce37475e92b30d90db107c9dc7797a9907bac5aa7b9.exe 29
Processes
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C:\Users\Admin\AppData\Local\Temp\085f77f29a1501bd1610fce37475e92b30d90db107c9dc7797a9907bac5aa7b9.exe"C:\Users\Admin\AppData\Local\Temp\085f77f29a1501bd1610fce37475e92b30d90db107c9dc7797a9907bac5aa7b9.exe"1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2792 -
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:3008
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
29KB
MD5e072f7757bea7e7fd94cfe6e7fabe73e
SHA108f3a2a4cedee636e886809b5633bc292d00e970
SHA2564c62c15c32fec0191882104c6b4ddd08afa7d20de42e49542b844f388dd8d80f
SHA512118afb534f8221e47cd46435360a408a57e8dd227043243ed4609a8f9ac54a51816cb702845cb5ce46a5d893c8f37b4c31174944655981f0772f2c93121a41f5
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Filesize
288B
MD567770f0a7db9bf71169b64fd7cba37db
SHA15d6e66efa8de71affc2a7877c521956ad9052617
SHA256b4a1ef0afb540f3bb7ea71ca00a2d5ba831e0adece63013fee3892a68c7d54ef
SHA512562e2efb4221f8647506baa12b36e90dbae54dcae1c85a8f8add9327b603bdf825ea10505e6b2432d462600cb6e64c9c5008c517f7a39cc0bb0bf7d1c8395d17
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Filesize
8KB
MD5b0fe74719b1b647e2056641931907f4a
SHA1e858c206d2d1542a79936cb00d85da853bfc95e2
SHA256bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c
SHA5129c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2