Analysis
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max time kernel
120s -
max time network
120s -
platform
windows7_x64 -
resource
win7-20241023-en -
resource tags
arch:x64arch:x86image:win7-20241023-enlocale:en-usos:windows7-x64system -
submitted
10-12-2024 08:08
Behavioral task
behavioral1
Sample
6f510997ae8f0bf3d7c828c848132bc3f76e07b33e446820fcd668936c3baf4a.exe
Resource
win7-20241023-en
Behavioral task
behavioral2
Sample
6f510997ae8f0bf3d7c828c848132bc3f76e07b33e446820fcd668936c3baf4a.exe
Resource
win10v2004-20241007-en
General
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Target
6f510997ae8f0bf3d7c828c848132bc3f76e07b33e446820fcd668936c3baf4a.exe
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Size
29KB
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MD5
b508d84719ed87a44e72bf26503fcdb6
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SHA1
bd0da4f017b95a815d15f28e9a144a487eab35f1
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SHA256
6f510997ae8f0bf3d7c828c848132bc3f76e07b33e446820fcd668936c3baf4a
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SHA512
f3ae990483ca88cb92282f60705c589bda535d5a29835db5006ea68fb288cfb3b4bfca28a62ac9e6744de5537cb23c1ec90107cbb84e1151ea9bf2b6e4c992be
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SSDEEP
768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/Lm:AEwVs+0jNDY1qi/qy
Malware Config
Signatures
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Detects MyDoom family 7 IoCs
resource yara_rule behavioral1/memory/2220-2-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/2220-15-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/2220-30-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/2220-59-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/2220-61-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/2220-66-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/2220-73-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom -
Mydoom family
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Executes dropped EXE 1 IoCs
pid Process 2508 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" 6f510997ae8f0bf3d7c828c848132bc3f76e07b33e446820fcd668936c3baf4a.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\Services = "C:\\Windows\\services.exe" services.exe -
resource yara_rule behavioral1/memory/2220-2-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2220-4-0x00000000001B0000-0x00000000001B8000-memory.dmp upx behavioral1/files/0x0008000000016650-7.dat upx behavioral1/memory/2220-15-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2508-18-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2508-19-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2508-24-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2508-29-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2220-30-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2508-31-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2508-36-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/files/0x0009000000016332-49.dat upx behavioral1/memory/2220-59-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2508-60-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2220-61-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2508-62-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2220-66-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2508-67-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2508-72-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2220-73-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2508-74-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2508-79-0x0000000000400000-0x0000000000408000-memory.dmp upx -
Drops file in Windows directory 3 IoCs
description ioc Process File created C:\Windows\java.exe 6f510997ae8f0bf3d7c828c848132bc3f76e07b33e446820fcd668936c3baf4a.exe File created C:\Windows\services.exe 6f510997ae8f0bf3d7c828c848132bc3f76e07b33e446820fcd668936c3baf4a.exe File opened for modification C:\Windows\java.exe 6f510997ae8f0bf3d7c828c848132bc3f76e07b33e446820fcd668936c3baf4a.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 6f510997ae8f0bf3d7c828c848132bc3f76e07b33e446820fcd668936c3baf4a.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language services.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 2220 wrote to memory of 2508 2220 6f510997ae8f0bf3d7c828c848132bc3f76e07b33e446820fcd668936c3baf4a.exe 30 PID 2220 wrote to memory of 2508 2220 6f510997ae8f0bf3d7c828c848132bc3f76e07b33e446820fcd668936c3baf4a.exe 30 PID 2220 wrote to memory of 2508 2220 6f510997ae8f0bf3d7c828c848132bc3f76e07b33e446820fcd668936c3baf4a.exe 30 PID 2220 wrote to memory of 2508 2220 6f510997ae8f0bf3d7c828c848132bc3f76e07b33e446820fcd668936c3baf4a.exe 30
Processes
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C:\Users\Admin\AppData\Local\Temp\6f510997ae8f0bf3d7c828c848132bc3f76e07b33e446820fcd668936c3baf4a.exe"C:\Users\Admin\AppData\Local\Temp\6f510997ae8f0bf3d7c828c848132bc3f76e07b33e446820fcd668936c3baf4a.exe"1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2220 -
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:2508
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
29KB
MD5404c3f652abfe067e3093d91bb87bac4
SHA11ca38ee2121f516fcbbba81b6cd693111e6e5e2d
SHA256c5cfbdd04a46eeddb5370e045f86b57d5485e7589294982ec5894b8633b0c262
SHA512820b5294a0e5599ea22a81156fa5b541e053759f0a6c4fabf1dc13c5f4416ecca09887a03e1ae4a1317f5bc8a0b633b27dde79bf29cd5d736a61e673fb75d8bb
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Filesize
352B
MD593f5bdf70e35dd2dd0823c3ca2397b28
SHA1d8794fee535a62b31b09129f3cb8ac028ca0f3b5
SHA2561c04c244888330c22ce4529822d402f648ff79f9d00cc11901d24f055c50a88d
SHA5128b9b285c4835c20ae4cfb67a1e2cebbd0acb85267307e5eb15f185cd25ee56d8aa7f0c512246ac87cb9f1dda484fd78ee8b81a799556fb50be5ea3e172a5ce62
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Filesize
352B
MD5c97b3da1d6c971c098045f7841030e28
SHA17b140e9b5697f174b70530e8107306470b69e965
SHA256a2bdc7d28a0ab02425de381a875158f102f3d8262c05649c8a89373b3cf052ea
SHA5126d5b98d31ba0b9eecc667df8fdb0e9c4b394c00b616e07550404808b405346903f5fc6ff5831131e6c5b93e9f19212588f20980936b0b9d693a71383b03ff5b0
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Filesize
8KB
MD5b0fe74719b1b647e2056641931907f4a
SHA1e858c206d2d1542a79936cb00d85da853bfc95e2
SHA256bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c
SHA5129c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2