Analysis
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max time kernel
150s -
max time network
150s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
20-12-2024 08:52
Behavioral task
behavioral1
Sample
ec1ba1e0296b7b92bae7d9a9a99529e5f3d454a9f4897f851c224518c6821c57.exe
Resource
win7-20240729-en
Behavioral task
behavioral2
Sample
ec1ba1e0296b7b92bae7d9a9a99529e5f3d454a9f4897f851c224518c6821c57.exe
Resource
win10v2004-20241007-en
General
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Target
ec1ba1e0296b7b92bae7d9a9a99529e5f3d454a9f4897f851c224518c6821c57.exe
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Size
29KB
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MD5
9284d891a1f92a2eed3c59b096e41b56
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SHA1
27da5cba3832cb16b0630c35ca1d0a166247fdd0
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SHA256
ec1ba1e0296b7b92bae7d9a9a99529e5f3d454a9f4897f851c224518c6821c57
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SHA512
15ad81b20a43ce9ebe5f055cdaf99611e60975b18bcc683b3d534ded0b7f410b32df6f37e8267d8ebf3e519a9f56610b12e9a88b2180a0313e8d62c5733ed41e
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SSDEEP
768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/Ihp:AEwVs+0jNDY1qi/qAT
Malware Config
Signatures
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Detects MyDoom family 6 IoCs
resource yara_rule behavioral2/memory/3996-13-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/3996-49-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/3996-51-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/3996-118-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/3996-137-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/3996-146-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom -
Mydoom family
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Executes dropped EXE 1 IoCs
pid Process 3284 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" ec1ba1e0296b7b92bae7d9a9a99529e5f3d454a9f4897f851c224518c6821c57.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Services = "C:\\Windows\\services.exe" services.exe -
resource yara_rule behavioral2/memory/3996-0-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/files/0x000c000000023b9d-4.dat upx behavioral2/memory/3284-6-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3996-13-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/3284-15-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3284-16-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3284-21-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3284-26-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3284-28-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3284-33-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3284-38-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3284-40-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3284-45-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3996-49-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/3284-50-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3996-51-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/3284-52-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/files/0x0003000000000703-57.dat upx behavioral2/memory/3996-118-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/3284-122-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3996-137-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/3284-140-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3284-142-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3996-146-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/3284-147-0x0000000000400000-0x0000000000408000-memory.dmp upx -
Drops file in Windows directory 3 IoCs
description ioc Process File created C:\Windows\services.exe ec1ba1e0296b7b92bae7d9a9a99529e5f3d454a9f4897f851c224518c6821c57.exe File opened for modification C:\Windows\java.exe ec1ba1e0296b7b92bae7d9a9a99529e5f3d454a9f4897f851c224518c6821c57.exe File created C:\Windows\java.exe ec1ba1e0296b7b92bae7d9a9a99529e5f3d454a9f4897f851c224518c6821c57.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 ec1ba1e0296b7b92bae7d9a9a99529e5f3d454a9f4897f851c224518c6821c57.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language services.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 3996 wrote to memory of 3284 3996 ec1ba1e0296b7b92bae7d9a9a99529e5f3d454a9f4897f851c224518c6821c57.exe 82 PID 3996 wrote to memory of 3284 3996 ec1ba1e0296b7b92bae7d9a9a99529e5f3d454a9f4897f851c224518c6821c57.exe 82 PID 3996 wrote to memory of 3284 3996 ec1ba1e0296b7b92bae7d9a9a99529e5f3d454a9f4897f851c224518c6821c57.exe 82
Processes
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C:\Users\Admin\AppData\Local\Temp\ec1ba1e0296b7b92bae7d9a9a99529e5f3d454a9f4897f851c224518c6821c57.exe"C:\Users\Admin\AppData\Local\Temp\ec1ba1e0296b7b92bae7d9a9a99529e5f3d454a9f4897f851c224518c6821c57.exe"1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3996 -
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:3284
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
29KB
MD51a5e8594c585dd1837a6e57ba2ae1cae
SHA1c1431d6b4fb72e27846dc186b9013237fdacf870
SHA256f048e1e40e74f5970c49c44ffb2b7bf56204fcc34085ec586b3d841ed9315d13
SHA512f28154de3a0d6eae9ea1c8ffd4c5564dec71fbaa0e502968b773c70ad5d6815a7950044cbc3431a29be10b7453c233c77cc8da375f475adf93d966be09608184
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Filesize
320B
MD5ccea70f25c61c92545e1fff92c3716ff
SHA1b3f7ceae526ce11848871c22095d8e7ef5e94c44
SHA25698de747c304683ef45d7aa047c4c93475b738f653e4d8c8ec7a6ddc53cac90e0
SHA5129d15a64669c7c495a5c7c33214e091f412f44f480d03542fbad18de1e1a0bb95356770503e17c9c202d3800dc1a4fd8f680d214ec7b7e247c88a84661fd0e2c4
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Filesize
320B
MD57df273d6fd7f5175ab11e0d8606dc854
SHA112aedc262c7ebcbb1ea09a4e82ab2649c35e6ab5
SHA256471c3f90774a5f6c56d5769bd2953074c5d8239e7760d069b6d06d133ad11d59
SHA512ed79110a9961dafc4a25d1ffb581f006dcb41c1cfed1b1163fb7d56fea36a26bd407e63829adb87ab2ebde51f02b363b20cd343be5e449102e4ed1e4e7c63fc8
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Filesize
320B
MD5037780703df440d2d847cc4cba5bbda4
SHA1469034f08b7fdd291729b50c5d8079d4574fc408
SHA2565e1218a0fe7d246285f5169901f40c20b5d1a9f3d79eeb9b35e4c3fb9811fcd3
SHA5121ab45d352f334b589f8dd06b5475d1c14fbab4aaec622cfdf4615c5ad7573cf11edacaf24902fb735b08139e07ed4afc36f4a714ec06a1907d0e1453df782a6f
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Filesize
8KB
MD5b0fe74719b1b647e2056641931907f4a
SHA1e858c206d2d1542a79936cb00d85da853bfc95e2
SHA256bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c
SHA5129c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2