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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
06/12/2024, 22:01
Behavioral task
behavioral1
Sample
4975f0d04170077f768b62a7b0c6f63e447c9b873b1c3781db8aef777ecd1a15.exe
Resource
win7-20240729-en
Behavioral task
behavioral2
Sample
4975f0d04170077f768b62a7b0c6f63e447c9b873b1c3781db8aef777ecd1a15.exe
Resource
win10v2004-20241007-en
General
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Target
4975f0d04170077f768b62a7b0c6f63e447c9b873b1c3781db8aef777ecd1a15.exe
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Size
29KB
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MD5
6cbcf76aadf940f3a6b1ad3193f07765
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SHA1
6eb3330dc07af59acbcf73cdfc69629b87a8ff22
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SHA256
4975f0d04170077f768b62a7b0c6f63e447c9b873b1c3781db8aef777ecd1a15
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SHA512
be25fb0d46b2815801c868153eda0a95adb2de3ff6215f6a1bfa33ce36a3ca43111aec544b48dac728310e737f9071e9b6a63c9ef9ed8bcf605a95a11731b64e
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SSDEEP
768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/o:AEwVs+0jNDY1qi/qw
Malware Config
Signatures
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Detects MyDoom family 10 IoCs
resource yara_rule behavioral2/memory/4812-13-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/4812-32-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/4812-91-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/4812-151-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/4812-155-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/4812-162-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/4812-203-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/4812-231-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/4812-258-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/4812-292-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom -
Mydoom family
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Executes dropped EXE 1 IoCs
pid Process 2100 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\Services = "C:\\Windows\\services.exe" services.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\JavaVM = "C:\\Windows\\java.exe" 4975f0d04170077f768b62a7b0c6f63e447c9b873b1c3781db8aef777ecd1a15.exe -
resource yara_rule behavioral2/memory/4812-0-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/files/0x000b000000023b93-6.dat upx behavioral2/memory/2100-7-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4812-13-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/2100-15-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/2100-16-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/2100-21-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/2100-26-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/2100-28-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4812-32-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/2100-33-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/files/0x000c000000023bb8-49.dat upx behavioral2/memory/4812-91-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/2100-92-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4812-151-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/2100-152-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4812-155-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/2100-156-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/2100-161-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4812-162-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/2100-163-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4812-203-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/2100-204-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4812-231-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/2100-232-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4812-258-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/2100-259-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4812-292-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/2100-293-0x0000000000400000-0x0000000000408000-memory.dmp upx -
Drops file in Windows directory 3 IoCs
description ioc Process File created C:\Windows\services.exe 4975f0d04170077f768b62a7b0c6f63e447c9b873b1c3781db8aef777ecd1a15.exe File opened for modification C:\Windows\java.exe 4975f0d04170077f768b62a7b0c6f63e447c9b873b1c3781db8aef777ecd1a15.exe File created C:\Windows\java.exe 4975f0d04170077f768b62a7b0c6f63e447c9b873b1c3781db8aef777ecd1a15.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 4975f0d04170077f768b62a7b0c6f63e447c9b873b1c3781db8aef777ecd1a15.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language services.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 4812 wrote to memory of 2100 4812 4975f0d04170077f768b62a7b0c6f63e447c9b873b1c3781db8aef777ecd1a15.exe 84 PID 4812 wrote to memory of 2100 4812 4975f0d04170077f768b62a7b0c6f63e447c9b873b1c3781db8aef777ecd1a15.exe 84 PID 4812 wrote to memory of 2100 4812 4975f0d04170077f768b62a7b0c6f63e447c9b873b1c3781db8aef777ecd1a15.exe 84
Processes
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C:\Users\Admin\AppData\Local\Temp\4975f0d04170077f768b62a7b0c6f63e447c9b873b1c3781db8aef777ecd1a15.exe"C:\Users\Admin\AppData\Local\Temp\4975f0d04170077f768b62a7b0c6f63e447c9b873b1c3781db8aef777ecd1a15.exe"1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4812 -
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:2100
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
312B
MD5c15952329e9cd008b41f979b6c76b9a2
SHA153c58cc742b5a0273df8d01ba2779a979c1ff967
SHA2565d065a88f9a1fb565c2d70e87148d469dd9dcbbefea4ccc8c181745eda748ab7
SHA5126aecdd949abcd2cb54e2fe3e1171ee47c247aa3980a0847b9934f506ef9b2d3180831adf6554c68b0621f9f9f3cd88767ef9487bc6e51cecd6a8857099a7b296
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Filesize
304B
MD5cde2c6ec81201bdd39579745c69d502f
SHA1e025748a7d4361b2803140ed0f0abda1797f5388
SHA256a81000fc443c3c99e0e653cca135e16747e63bccebd5052ed64d7ae6f63f227f
SHA512de5ca6169b2bb42a452ebd2f92c23bad3a98c01845a875336d6affe7f0192c2782b1f66f149019c0b880410c836fc45b2e9157dcccc7ad0d9e5953521a2151d4
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Filesize
25B
MD58ba61a16b71609a08bfa35bc213fce49
SHA18374dddcc6b2ede14b0ea00a5870a11b57ced33f
SHA2566aa63394c1f5e705b1e89c55ff19eed71957e735c3831a845ff62f74824e13f1
SHA5125855f5b2a78877f7a27ff92eaaa900d81d02486e6e2ea81d80b6f6cf1fe254350444980017e00cdeecdd3c67b86e7acc90cd2d77f06210bdd1d7b1a71d262df1
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Filesize
29KB
MD59a30ade6e3ad5b88fe6f51916f9381c9
SHA1821093e5aa34d7ee5189deb8c047cfc755d671d7
SHA2562849aa11b0d07943b618e98e5004a8568c41ab957d8fe724f7d116c5e2d00b99
SHA512952c8a2518de5286641093eff05fe5c538068117dcdc4e28cb3afa1a14e481c7577a265ad281c37306df33f5436d1bc18783569d83c8b83f19d0d910ab10f8de
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Filesize
352B
MD5540c40d03dc3cc06b2bdfc92b0e29437
SHA1c467de15ec96647d92f2e56aa914c2b46559a7d8
SHA2562b793cae1c78bdbfe6744fef2af41deef798f9bca8aaa91a6999cb011cbe6504
SHA512328be40159e0e87b3df7cc6409e30eb1a30ca3bb4283dab363b5cdf5bcdc6234570cbaa700bf4d3c1ec4dab2b56c241bc0c73483ed96d5c88d61cb675cd78a1c
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Filesize
352B
MD5d820c066ba8739444ac123e69846ace1
SHA1bdb02974c51c89a419dbd800d16f6b48d3f92d15
SHA256970d6543858d36c9d58e052360833cc46bd43aead794ac6daaea723f19b6180e
SHA512e6e7714638c8e95c4982c92f135be5886a196ff3bb9e9daa5b4418d5a3c612049a55d2bb6dfc58c845610f721d2872e231c58c778b76079713f695d34d2ea6ad
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Filesize
8KB
MD5b0fe74719b1b647e2056641931907f4a
SHA1e858c206d2d1542a79936cb00d85da853bfc95e2
SHA256bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c
SHA5129c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2