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Analysis
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max time kernel
120s -
max time network
118s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
28/09/2024, 15:28
Behavioral task
behavioral1
Sample
ae3e3b409730cc756e7d0b007b1867e23b388d2a6d02d00c5d0989f4482aaee9N.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
ae3e3b409730cc756e7d0b007b1867e23b388d2a6d02d00c5d0989f4482aaee9N.exe
Resource
win10v2004-20240802-en
General
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Target
ae3e3b409730cc756e7d0b007b1867e23b388d2a6d02d00c5d0989f4482aaee9N.exe
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Size
29KB
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MD5
7cd93f22fc7f125c623ce2e429caa3f0
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SHA1
61afccd6cd178f53acca6e36e7c75710619c2aca
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SHA256
ae3e3b409730cc756e7d0b007b1867e23b388d2a6d02d00c5d0989f4482aaee9
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SHA512
aa8fe3d139496f7b6de31bad25140bdc3a4acd9763cef9cf5b8d076fd5447416207c3e4ea8290cba57ac07e059166853ef6750ed53284b9b0a2858243ea0ad89
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SSDEEP
768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/d:AEwVs+0jNDY1qi/qV
Malware Config
Signatures
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Detects MyDoom family 5 IoCs
resource yara_rule behavioral1/memory/2904-17-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/2904-44-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/2904-70-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/2904-72-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/2904-77-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom -
Executes dropped EXE 1 IoCs
pid Process 2384 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" ae3e3b409730cc756e7d0b007b1867e23b388d2a6d02d00c5d0989f4482aaee9N.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\Services = "C:\\Windows\\services.exe" services.exe -
resource yara_rule behavioral1/memory/2904-4-0x0000000000220000-0x0000000000228000-memory.dmp upx behavioral1/memory/2904-0-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/files/0x000700000001924c-7.dat upx behavioral1/memory/2384-11-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2904-9-0x0000000000220000-0x0000000000228000-memory.dmp upx behavioral1/memory/2904-17-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2384-20-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2384-21-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2384-26-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2384-31-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2384-33-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2384-38-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2384-43-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2904-44-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2384-45-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2384-50-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/files/0x0005000000004ed7-60.dat upx behavioral1/memory/2904-70-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2384-71-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2904-72-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2384-73-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2904-77-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2384-78-0x0000000000400000-0x0000000000408000-memory.dmp upx -
Drops file in Windows directory 3 IoCs
description ioc Process File created C:\Windows\services.exe ae3e3b409730cc756e7d0b007b1867e23b388d2a6d02d00c5d0989f4482aaee9N.exe File opened for modification C:\Windows\java.exe ae3e3b409730cc756e7d0b007b1867e23b388d2a6d02d00c5d0989f4482aaee9N.exe File created C:\Windows\java.exe ae3e3b409730cc756e7d0b007b1867e23b388d2a6d02d00c5d0989f4482aaee9N.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 ae3e3b409730cc756e7d0b007b1867e23b388d2a6d02d00c5d0989f4482aaee9N.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language services.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 2904 wrote to memory of 2384 2904 ae3e3b409730cc756e7d0b007b1867e23b388d2a6d02d00c5d0989f4482aaee9N.exe 30 PID 2904 wrote to memory of 2384 2904 ae3e3b409730cc756e7d0b007b1867e23b388d2a6d02d00c5d0989f4482aaee9N.exe 30 PID 2904 wrote to memory of 2384 2904 ae3e3b409730cc756e7d0b007b1867e23b388d2a6d02d00c5d0989f4482aaee9N.exe 30 PID 2904 wrote to memory of 2384 2904 ae3e3b409730cc756e7d0b007b1867e23b388d2a6d02d00c5d0989f4482aaee9N.exe 30
Processes
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C:\Users\Admin\AppData\Local\Temp\ae3e3b409730cc756e7d0b007b1867e23b388d2a6d02d00c5d0989f4482aaee9N.exe"C:\Users\Admin\AppData\Local\Temp\ae3e3b409730cc756e7d0b007b1867e23b388d2a6d02d00c5d0989f4482aaee9N.exe"1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2904 -
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:2384
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
29KB
MD542b7e65f1d12f001d750bdd33705d19f
SHA176b93e45d1dbce236043b29096d8e94d1ce45254
SHA256a4ec95e652afab321a416e21e560df2d9716cdb169846a85a194488988b667d0
SHA512bdc4615c7a1d406f0458768f9d6bed0100e8e0f082e0a16399e0f8e44a3545cf7c081691f695d048c9e0674559c684ec52becfe9fcb133625a8f27ee264a029e
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Filesize
320B
MD56ff4c40d2076486a172ab74820b6f7ee
SHA11fda02722015c630b930281e507d7e242eef6b1d
SHA256a2831b4e5e819a8c55659378b124bd55d1eeeae850080d5c29b8b81948556a4f
SHA51286efe9ea1143c67105e7407b49780289a0e0c76b1cb04c598bfa7a66cb64bc1a5210237beec75f0d4acd909218b928b2b023d543395e48175472f3e5626be6ce
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Filesize
8KB
MD5b0fe74719b1b647e2056641931907f4a
SHA1e858c206d2d1542a79936cb00d85da853bfc95e2
SHA256bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c
SHA5129c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2