Analysis
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max time kernel
150s -
max time network
149s -
platform
windows7_x64 -
resource
win7-20241023-en -
resource tags
arch:x64arch:x86image:win7-20241023-enlocale:en-usos:windows7-x64system -
submitted
25/11/2024, 21:34
Behavioral task
behavioral1
Sample
3dfd9b7565c2d4d3a516020427791ac54844888fe826f08ae3e026d308266af2.exe
Resource
win7-20241023-en
Behavioral task
behavioral2
Sample
3dfd9b7565c2d4d3a516020427791ac54844888fe826f08ae3e026d308266af2.exe
Resource
win10v2004-20241007-en
General
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Target
3dfd9b7565c2d4d3a516020427791ac54844888fe826f08ae3e026d308266af2.exe
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Size
29KB
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MD5
4bb17883a7dcbdf6a67522ea7088c9ea
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SHA1
115ec22c76fa045e9694a6a98b1123a5ddfb630b
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SHA256
3dfd9b7565c2d4d3a516020427791ac54844888fe826f08ae3e026d308266af2
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SHA512
a996bcfef6885c72680105a42c62818d8b78e97cbe5b9b91298f8c93030b0e19b9d3e5f34a43247dd219e5d09902877daa08792e19ece527b383ca1da2c196b9
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SSDEEP
768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/9:AEwVs+0jNDY1qi/ql
Malware Config
Signatures
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Detects MyDoom family 6 IoCs
resource yara_rule behavioral1/memory/2412-17-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/2412-43-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/2412-66-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/2412-68-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/2412-73-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/2412-80-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom -
Mydoom family
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Executes dropped EXE 1 IoCs
pid Process 1748 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" 3dfd9b7565c2d4d3a516020427791ac54844888fe826f08ae3e026d308266af2.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\Services = "C:\\Windows\\services.exe" services.exe -
resource yara_rule behavioral1/memory/2412-0-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2412-4-0x0000000000230000-0x0000000000238000-memory.dmp upx behavioral1/files/0x0008000000015d81-7.dat upx behavioral1/memory/1748-11-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2412-9-0x0000000000230000-0x0000000000238000-memory.dmp upx behavioral1/memory/2412-17-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/1748-19-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/1748-20-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/1748-25-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/1748-30-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/1748-32-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/1748-37-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/1748-42-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2412-43-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/1748-44-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/1748-49-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/files/0x0008000000015f25-59.dat upx behavioral1/memory/2412-66-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/1748-67-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2412-68-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/1748-69-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2412-73-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/1748-74-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/1748-79-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/1748-81-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2412-80-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/1748-86-0x0000000000400000-0x0000000000408000-memory.dmp upx -
Drops file in Windows directory 3 IoCs
description ioc Process File created C:\Windows\services.exe 3dfd9b7565c2d4d3a516020427791ac54844888fe826f08ae3e026d308266af2.exe File opened for modification C:\Windows\java.exe 3dfd9b7565c2d4d3a516020427791ac54844888fe826f08ae3e026d308266af2.exe File created C:\Windows\java.exe 3dfd9b7565c2d4d3a516020427791ac54844888fe826f08ae3e026d308266af2.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 3dfd9b7565c2d4d3a516020427791ac54844888fe826f08ae3e026d308266af2.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language services.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 2412 wrote to memory of 1748 2412 3dfd9b7565c2d4d3a516020427791ac54844888fe826f08ae3e026d308266af2.exe 30 PID 2412 wrote to memory of 1748 2412 3dfd9b7565c2d4d3a516020427791ac54844888fe826f08ae3e026d308266af2.exe 30 PID 2412 wrote to memory of 1748 2412 3dfd9b7565c2d4d3a516020427791ac54844888fe826f08ae3e026d308266af2.exe 30 PID 2412 wrote to memory of 1748 2412 3dfd9b7565c2d4d3a516020427791ac54844888fe826f08ae3e026d308266af2.exe 30
Processes
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C:\Users\Admin\AppData\Local\Temp\3dfd9b7565c2d4d3a516020427791ac54844888fe826f08ae3e026d308266af2.exe"C:\Users\Admin\AppData\Local\Temp\3dfd9b7565c2d4d3a516020427791ac54844888fe826f08ae3e026d308266af2.exe"1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2412 -
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:1748
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
29KB
MD5626c71085962b1a4894eb977c6bcbe08
SHA12e10fec19a9333e2006202609de7c25ad7884381
SHA25603e7d0cfd7efc4abb185ad3eecbbb2784e9b54c4b675bb46d2066d6efb092d7b
SHA51221543d4c14ec6f9232eedad12c663a68cde2825c50b59b046d388840024ad51d03eb0b36d88e36f88c6e0d65bf3f9d9f9863f4c0472b0c8e2d98131e859a2721
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Filesize
320B
MD572b38a8f551b54073d2e85d67fb2c153
SHA11bca665062253977964ac69befdc783f1fe01c4e
SHA25690e9015760a3e592657b0cbda740e49b7368ba1e34ed4570fc211dd4813275e3
SHA512bafe1f277b371dd703200eb98e5756af92eadce712d7bf69a89edbe7cc22028fd14346ff9cc55fa0912a9c943a7b086dd9982b26595ca4291c89373593d7893f
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Filesize
8KB
MD5b0fe74719b1b647e2056641931907f4a
SHA1e858c206d2d1542a79936cb00d85da853bfc95e2
SHA256bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c
SHA5129c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2