Analysis
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max time kernel
150s -
max time network
155s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
31-12-2024 22:29
Behavioral task
behavioral1
Sample
54691de991aca6c200f2bc38e5d43c548d79187f6f8654dbaeff07fadbbfeed2.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
54691de991aca6c200f2bc38e5d43c548d79187f6f8654dbaeff07fadbbfeed2.exe
Resource
win10v2004-20241007-en
General
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Target
54691de991aca6c200f2bc38e5d43c548d79187f6f8654dbaeff07fadbbfeed2.exe
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Size
29KB
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MD5
c3da1b272519b80a279c74b5af863ac9
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SHA1
f27ab7f688d7322ff6d34850cedaa0e94f58f3f8
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SHA256
54691de991aca6c200f2bc38e5d43c548d79187f6f8654dbaeff07fadbbfeed2
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SHA512
cf97ec83ce84c683c0285f295a70b883d5bcba3f2225d846f937b20f7705071e40add6bea36c01df40a17d6a41d41540bbfbf4f2904de8845973bb9a1194d6c5
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SSDEEP
768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/c:AEwVs+0jNDY1qi/qE
Malware Config
Signatures
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Detects MyDoom family 7 IoCs
resource yara_rule behavioral1/memory/2584-16-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/2584-53-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/2584-55-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/2584-76-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/2584-81-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/2584-83-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/2584-88-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom -
Mydoom family
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Executes dropped EXE 1 IoCs
pid Process 2356 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" 54691de991aca6c200f2bc38e5d43c548d79187f6f8654dbaeff07fadbbfeed2.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\Services = "C:\\Windows\\services.exe" services.exe -
resource yara_rule behavioral1/memory/2584-0-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2584-4-0x00000000001B0000-0x00000000001B8000-memory.dmp upx behavioral1/files/0x0008000000018c26-9.dat upx behavioral1/memory/2356-10-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2584-16-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2356-19-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2356-20-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2356-25-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2356-30-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2356-32-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2356-37-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2356-42-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2356-44-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2356-49-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2356-54-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2584-53-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2584-55-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2356-56-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/files/0x001100000001866e-66.dat upx behavioral1/memory/2584-76-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2356-77-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2356-82-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2584-81-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2584-83-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2356-84-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2584-88-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2356-89-0x0000000000400000-0x0000000000408000-memory.dmp upx -
Drops file in Windows directory 3 IoCs
description ioc Process File created C:\Windows\services.exe 54691de991aca6c200f2bc38e5d43c548d79187f6f8654dbaeff07fadbbfeed2.exe File opened for modification C:\Windows\java.exe 54691de991aca6c200f2bc38e5d43c548d79187f6f8654dbaeff07fadbbfeed2.exe File created C:\Windows\java.exe 54691de991aca6c200f2bc38e5d43c548d79187f6f8654dbaeff07fadbbfeed2.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 54691de991aca6c200f2bc38e5d43c548d79187f6f8654dbaeff07fadbbfeed2.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language services.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 2584 wrote to memory of 2356 2584 54691de991aca6c200f2bc38e5d43c548d79187f6f8654dbaeff07fadbbfeed2.exe 30 PID 2584 wrote to memory of 2356 2584 54691de991aca6c200f2bc38e5d43c548d79187f6f8654dbaeff07fadbbfeed2.exe 30 PID 2584 wrote to memory of 2356 2584 54691de991aca6c200f2bc38e5d43c548d79187f6f8654dbaeff07fadbbfeed2.exe 30 PID 2584 wrote to memory of 2356 2584 54691de991aca6c200f2bc38e5d43c548d79187f6f8654dbaeff07fadbbfeed2.exe 30
Processes
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C:\Users\Admin\AppData\Local\Temp\54691de991aca6c200f2bc38e5d43c548d79187f6f8654dbaeff07fadbbfeed2.exe"C:\Users\Admin\AppData\Local\Temp\54691de991aca6c200f2bc38e5d43c548d79187f6f8654dbaeff07fadbbfeed2.exe"1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2584 -
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:2356
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
29KB
MD50f43c5063692cdc6188fc4842734fb8e
SHA12d887ad00be088fdf6261ed2102dcebecb8345ee
SHA25609459aa29484810ced33dcd1b08985392f76684b0d876bb9bc65d2be55451fa1
SHA51202238fb279adb83cad94bf3f6981389479aeb4ddf472fc84a5495c7c464735950423f01fadad91694f0560d4fd0e2924d79e53cfffad6c1caaf3b0a68e960f55
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Filesize
352B
MD5134a080b636582c1e478c1b5cec37197
SHA1bb1a08b4e49d7e6f73e552a1b0b0a525aae47274
SHA2567d8cf381585b6c8b94cc255a933e0a4e4090a421a95415ed925e9f827d69b4d5
SHA512a891d1faf19390604cb4e48c924c9daca133f5a72460f0a53ceab47459bb11a7fb377d9264dbb98a37fbfb9bd3d44931cfafd8cb7a3764e4d4fe23383a46cc10
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Filesize
8KB
MD5b0fe74719b1b647e2056641931907f4a
SHA1e858c206d2d1542a79936cb00d85da853bfc95e2
SHA256bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c
SHA5129c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2