Analysis
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max time kernel
120s -
max time network
119s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
18-12-2024 22:58
Behavioral task
behavioral1
Sample
98cd63476823e0ccbc7fb09566ab6e0c7cced23d694a1cd2a66db77f969fe8e1N.exe
Resource
win7-20240708-en
Behavioral task
behavioral2
Sample
98cd63476823e0ccbc7fb09566ab6e0c7cced23d694a1cd2a66db77f969fe8e1N.exe
Resource
win10v2004-20241007-en
General
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Target
98cd63476823e0ccbc7fb09566ab6e0c7cced23d694a1cd2a66db77f969fe8e1N.exe
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Size
29KB
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MD5
178b2068e9e1d591fe895e8cef4f3260
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SHA1
6c5c4d27906ce0c1eafb2eeb75f5cb472cd7b0c9
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SHA256
98cd63476823e0ccbc7fb09566ab6e0c7cced23d694a1cd2a66db77f969fe8e1
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SHA512
389ef46a86718d1962e0c5db69e3c38b4c39b1678fa386a54b4bef031bddb5f731d67e1cf3de6a19f89e1ed26b2c7b65c1763a659167118ba6fa4d085799cbf6
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SSDEEP
768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/qV:AEwVs+0jNDY1qi/qe
Malware Config
Signatures
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Detects MyDoom family 7 IoCs
resource yara_rule behavioral2/memory/1996-13-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/1996-32-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/1996-88-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/1996-148-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/1996-152-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/1996-159-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/1996-183-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom -
Mydoom family
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Executes dropped EXE 1 IoCs
pid Process 3032 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" 98cd63476823e0ccbc7fb09566ab6e0c7cced23d694a1cd2a66db77f969fe8e1N.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Services = "C:\\Windows\\services.exe" services.exe -
resource yara_rule behavioral2/memory/1996-0-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/files/0x000a000000023b7a-7.dat upx behavioral2/memory/3032-6-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/1996-13-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/3032-15-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3032-16-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3032-21-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3032-26-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3032-28-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/1996-32-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/3032-33-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/files/0x0014000000023ba7-46.dat upx behavioral2/memory/1996-88-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/3032-89-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/1996-148-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/3032-149-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/1996-152-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/3032-153-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3032-158-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/1996-159-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/3032-160-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/1996-183-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/3032-184-0x0000000000400000-0x0000000000408000-memory.dmp upx -
Drops file in Windows directory 3 IoCs
description ioc Process File created C:\Windows\services.exe 98cd63476823e0ccbc7fb09566ab6e0c7cced23d694a1cd2a66db77f969fe8e1N.exe File opened for modification C:\Windows\java.exe 98cd63476823e0ccbc7fb09566ab6e0c7cced23d694a1cd2a66db77f969fe8e1N.exe File created C:\Windows\java.exe 98cd63476823e0ccbc7fb09566ab6e0c7cced23d694a1cd2a66db77f969fe8e1N.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 98cd63476823e0ccbc7fb09566ab6e0c7cced23d694a1cd2a66db77f969fe8e1N.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language services.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 1996 wrote to memory of 3032 1996 98cd63476823e0ccbc7fb09566ab6e0c7cced23d694a1cd2a66db77f969fe8e1N.exe 83 PID 1996 wrote to memory of 3032 1996 98cd63476823e0ccbc7fb09566ab6e0c7cced23d694a1cd2a66db77f969fe8e1N.exe 83 PID 1996 wrote to memory of 3032 1996 98cd63476823e0ccbc7fb09566ab6e0c7cced23d694a1cd2a66db77f969fe8e1N.exe 83
Processes
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C:\Users\Admin\AppData\Local\Temp\98cd63476823e0ccbc7fb09566ab6e0c7cced23d694a1cd2a66db77f969fe8e1N.exe"C:\Users\Admin\AppData\Local\Temp\98cd63476823e0ccbc7fb09566ab6e0c7cced23d694a1cd2a66db77f969fe8e1N.exe"1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1996 -
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:3032
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
29KB
MD520bc853c4a0a790048ce40178681f58a
SHA1a41de22298774fe6e743568cf8caa6bb06dee107
SHA25611e7fdb912bf27c83f05dfe9f318d880df88fbac0c574b00024560a38264a0cf
SHA512f14dab433a1b533eacbd1b1ae34bb9cfaba53118649c2129081f0d3628a70cc7a738a210e50da54773126c78c18a41876fb52339fd411ccfb4387cab882da31f
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Filesize
320B
MD5f715a0e79e228fe1e4e9333269347b1d
SHA11d7741da6660c33dc4297a4b3bd10e1e102e2774
SHA256e5ddfe788f0ae1aff60ebf764ba9a12bfbd9a090f7453e345c1039984f93a5fc
SHA512d67bf1f0d674a73022c6775275111a3653d79450da65949d9d47a3f1850dd6328f95ba23383de708c94924081fb6f0ae147f29a6d5efb522bce1a807cc68c4f0
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Filesize
320B
MD54ff3f29afebe6f00a1dd85b7ebbe2429
SHA1e255362213272c5f134065279e25f4920318eca3
SHA256b6f45bdd434b69651b011bde546ba11a4d9475b75841ff94593eae97ae9c736f
SHA512a584c027b578186f07175a482d5a494ecbdd8b83a02d1c5a4e0949ce244d96d4b392221b916dbdb2d7961078f4a4ccf20f29f94e52188f3b1e535b1fa1e0bec7
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Filesize
8KB
MD5b0fe74719b1b647e2056641931907f4a
SHA1e858c206d2d1542a79936cb00d85da853bfc95e2
SHA256bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c
SHA5129c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2