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Analysis
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max time kernel
120s -
max time network
120s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
11/01/2025, 06:18
Behavioral task
behavioral1
Sample
680abbd1c75954cc702745302517394aa171468b1b661a5d0708ac384e2f9671.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
680abbd1c75954cc702745302517394aa171468b1b661a5d0708ac384e2f9671.exe
Resource
win10v2004-20241007-en
General
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Target
680abbd1c75954cc702745302517394aa171468b1b661a5d0708ac384e2f9671.exe
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Size
29KB
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MD5
58e5ccbd1df4e75bd13032855af923b2
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SHA1
a2095664037c52d38874622fcad5623098a2ce6a
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SHA256
680abbd1c75954cc702745302517394aa171468b1b661a5d0708ac384e2f9671
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SHA512
53a754180765a6a3a4841d583d364fef08ab09690321a96f2f0b405e16dc0a56f50120cbd70f25678e66f9ba314b8aa2498b067af105e1381e8866db263d33e7
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SSDEEP
768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/XA:AEwVs+0jNDY1qi/qY
Malware Config
Signatures
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Detects MyDoom family 5 IoCs
resource yara_rule behavioral1/memory/1840-17-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/1840-43-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/1840-67-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/1840-71-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/1840-73-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom -
Mydoom family
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Executes dropped EXE 1 IoCs
pid Process 1976 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" 680abbd1c75954cc702745302517394aa171468b1b661a5d0708ac384e2f9671.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\Services = "C:\\Windows\\services.exe" services.exe -
resource yara_rule behavioral1/memory/1840-0-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/files/0x0007000000017409-6.dat upx behavioral1/memory/1976-11-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/1840-17-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/1840-18-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/1976-20-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/1976-22-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/1976-27-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/1976-32-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/1976-34-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/1976-39-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/1840-43-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/1976-44-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/1976-46-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/files/0x0005000000004ed7-59.dat upx behavioral1/memory/1840-67-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/1976-68-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/1976-72-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/1840-71-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/1840-73-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/1976-74-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/1976-79-0x0000000000400000-0x0000000000408000-memory.dmp upx -
Drops file in Windows directory 3 IoCs
description ioc Process File created C:\Windows\services.exe 680abbd1c75954cc702745302517394aa171468b1b661a5d0708ac384e2f9671.exe File opened for modification C:\Windows\java.exe 680abbd1c75954cc702745302517394aa171468b1b661a5d0708ac384e2f9671.exe File created C:\Windows\java.exe 680abbd1c75954cc702745302517394aa171468b1b661a5d0708ac384e2f9671.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 680abbd1c75954cc702745302517394aa171468b1b661a5d0708ac384e2f9671.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language services.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 1840 wrote to memory of 1976 1840 680abbd1c75954cc702745302517394aa171468b1b661a5d0708ac384e2f9671.exe 31 PID 1840 wrote to memory of 1976 1840 680abbd1c75954cc702745302517394aa171468b1b661a5d0708ac384e2f9671.exe 31 PID 1840 wrote to memory of 1976 1840 680abbd1c75954cc702745302517394aa171468b1b661a5d0708ac384e2f9671.exe 31 PID 1840 wrote to memory of 1976 1840 680abbd1c75954cc702745302517394aa171468b1b661a5d0708ac384e2f9671.exe 31
Processes
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C:\Users\Admin\AppData\Local\Temp\680abbd1c75954cc702745302517394aa171468b1b661a5d0708ac384e2f9671.exe"C:\Users\Admin\AppData\Local\Temp\680abbd1c75954cc702745302517394aa171468b1b661a5d0708ac384e2f9671.exe"1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1840 -
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:1976
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
29KB
MD5e1512dae56a495fc2ecd98de7c85a568
SHA107b2ae0267411628ce27e5edc47ce7f36620d470
SHA2565978f60c8c8af18d1ae2be72152ce3c94209667f44c6e8dd398ed32875a5a1d3
SHA512304dc18c3223f3eecc8f28b440a26c9530cf798ffa2d4e1b27648b98809dcfc1bbaa0385759a1e9ce9e96bf5fdf5c1428383f8debf9e87b5597c0995f9d6aa6d
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Filesize
352B
MD5d045921888a4a78ede0a9f16266b4c61
SHA126bcac738efb81cd99bd45fdcef61e9c99e5fee7
SHA256049b237908aa4690bd45fbd9649211034c817056c27466c0b60e353e369cf828
SHA5122ddcea7e0cdb91bf465e4cd8e7392de61a8d3fe184f94b79f59c4f5965ca33df1f3d3e641a295fb827b149e8482fab70e3968272c51da9fb41612f0ef20e77c7
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Filesize
8KB
MD5b0fe74719b1b647e2056641931907f4a
SHA1e858c206d2d1542a79936cb00d85da853bfc95e2
SHA256bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c
SHA5129c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2