Analysis
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max time kernel
120s -
max time network
119s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
10-12-2024 06:56
Behavioral task
behavioral1
Sample
805b36acf6767168ef4f337591a71230106bb368f524ded8ba45e9ac66b64705.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
805b36acf6767168ef4f337591a71230106bb368f524ded8ba45e9ac66b64705.exe
Resource
win10v2004-20241007-en
General
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Target
805b36acf6767168ef4f337591a71230106bb368f524ded8ba45e9ac66b64705.exe
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Size
29KB
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MD5
0d6e2e1b3d27c16a9d99341ad3348102
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SHA1
298ef223dbdd68b949c50db722256440cb57510e
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SHA256
805b36acf6767168ef4f337591a71230106bb368f524ded8ba45e9ac66b64705
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SHA512
80abaa6390ad5dceea59b194dda691d2efd90f33195105674837bb9b03c9eca81347ce8f8697b6f39b634aef076c512c5f1788af312c2f73fdacaf97d20d67f5
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SSDEEP
768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9//:AEwVs+0jNDY1qi/qn
Malware Config
Signatures
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Detects MyDoom family 6 IoCs
resource yara_rule behavioral1/memory/2324-17-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/2324-43-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/2324-65-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/2324-69-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/2324-74-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/2324-81-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom -
Mydoom family
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Executes dropped EXE 1 IoCs
pid Process 936 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" 805b36acf6767168ef4f337591a71230106bb368f524ded8ba45e9ac66b64705.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\Services = "C:\\Windows\\services.exe" services.exe -
resource yara_rule behavioral1/memory/2324-0-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/files/0x001600000001866f-6.dat upx behavioral1/memory/936-11-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2324-17-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2324-18-0x00000000002A0000-0x00000000002A8000-memory.dmp upx behavioral1/memory/936-20-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/936-22-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/936-27-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/936-32-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/936-34-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/936-39-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2324-43-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/936-44-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/files/0x0005000000004ed7-57.dat upx behavioral1/memory/2324-65-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/936-66-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/936-70-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2324-69-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/936-75-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2324-74-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/936-77-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2324-81-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/936-82-0x0000000000400000-0x0000000000408000-memory.dmp upx -
Drops file in Windows directory 3 IoCs
description ioc Process File created C:\Windows\java.exe 805b36acf6767168ef4f337591a71230106bb368f524ded8ba45e9ac66b64705.exe File created C:\Windows\services.exe 805b36acf6767168ef4f337591a71230106bb368f524ded8ba45e9ac66b64705.exe File opened for modification C:\Windows\java.exe 805b36acf6767168ef4f337591a71230106bb368f524ded8ba45e9ac66b64705.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 805b36acf6767168ef4f337591a71230106bb368f524ded8ba45e9ac66b64705.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language services.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 2324 wrote to memory of 936 2324 805b36acf6767168ef4f337591a71230106bb368f524ded8ba45e9ac66b64705.exe 31 PID 2324 wrote to memory of 936 2324 805b36acf6767168ef4f337591a71230106bb368f524ded8ba45e9ac66b64705.exe 31 PID 2324 wrote to memory of 936 2324 805b36acf6767168ef4f337591a71230106bb368f524ded8ba45e9ac66b64705.exe 31 PID 2324 wrote to memory of 936 2324 805b36acf6767168ef4f337591a71230106bb368f524ded8ba45e9ac66b64705.exe 31
Processes
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C:\Users\Admin\AppData\Local\Temp\805b36acf6767168ef4f337591a71230106bb368f524ded8ba45e9ac66b64705.exe"C:\Users\Admin\AppData\Local\Temp\805b36acf6767168ef4f337591a71230106bb368f524ded8ba45e9ac66b64705.exe"1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2324 -
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:936
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
320B
MD5e94f99b74f62b3acb4434fc2877fd5d6
SHA124570647d1deb83d529821a8ad78de02d6d6e54c
SHA25601bceab9edccbfe5d8553773562365f653e5f2898ccf7c696226de4c25c257e8
SHA5127bfe3c8da5f74afc442e5356c5f1043d746666f4d9fc7f3924c3632dc848968cdc489a64ea5c3769fec9957979f12c2f6b0b4de0b690b50957b032b952047dfb
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Filesize
29KB
MD500c90e26a4fb739ba7533233258b6d21
SHA1bad7026eac376e8c1b722a59851d9c4199a606b4
SHA2569215047a752b859fdd88cdba075dae53018b033e5666a8b8d7b235cff321695f
SHA51201fbee2e4d841402dcfce20de1dc21fe8c4eb3dd0e91710c0e830192df791faf4cc3e2686461cf43f41b989103dc4443628c06cb99c85c4daa17b6c5724ab354
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Filesize
352B
MD58a595dcc07115c865ced43aea6fbcb46
SHA1137aef76a621ca185d506a60501856fa7711266e
SHA256216cf7aa1f887aa1ad0709d77f2b4f66252e889e89ddb6675d3fdc965cf1c147
SHA5128def047f10c64da7ed52575102611194f9e8e03aefbce44ae684a5680daaddb3272f31f991e613667c36d3e6335dbd3745a7ab37fee99bdfaa3f201d213b20f7
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Filesize
8KB
MD5b0fe74719b1b647e2056641931907f4a
SHA1e858c206d2d1542a79936cb00d85da853bfc95e2
SHA256bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c
SHA5129c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2