Analysis
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max time kernel
120s -
max time network
122s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
22-12-2024 11:45
Behavioral task
behavioral1
Sample
5d44366bc35b2f32687cddc9c6ef5fcd95ed1f7cf3f5a2f184698ea829db57a7N.exe
Resource
win7-20241010-en
Behavioral task
behavioral2
Sample
5d44366bc35b2f32687cddc9c6ef5fcd95ed1f7cf3f5a2f184698ea829db57a7N.exe
Resource
win10v2004-20241007-en
General
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Target
5d44366bc35b2f32687cddc9c6ef5fcd95ed1f7cf3f5a2f184698ea829db57a7N.exe
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Size
29KB
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MD5
fb0dfd15aae30edf3da6f15c93a4f030
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SHA1
4409eae6358d547e2cb097c5683786c1430dc6c4
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SHA256
5d44366bc35b2f32687cddc9c6ef5fcd95ed1f7cf3f5a2f184698ea829db57a7
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SHA512
ea3d1668774a8eb4c9694789500e2f2de884bac578ad6a5694ba362b1fbc2e5d2154567861853eed9c6d03ebc417d7d09b8d2afc06d175db78c2f1e566310402
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SSDEEP
768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/ThA:AEwVs+0jNDY1qi/q7y
Malware Config
Signatures
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Detects MyDoom family 5 IoCs
resource yara_rule behavioral2/memory/3180-13-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/3180-44-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/3180-123-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/3180-154-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/3180-158-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom -
Mydoom family
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Executes dropped EXE 1 IoCs
pid Process 3808 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\Services = "C:\\Windows\\services.exe" services.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\JavaVM = "C:\\Windows\\java.exe" 5d44366bc35b2f32687cddc9c6ef5fcd95ed1f7cf3f5a2f184698ea829db57a7N.exe -
resource yara_rule behavioral2/memory/3180-0-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/files/0x0008000000023c82-4.dat upx behavioral2/memory/3808-5-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3180-13-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/3808-15-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3808-16-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3808-21-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3808-26-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3808-28-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3808-33-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3808-38-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3808-40-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3180-44-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/3808-45-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/files/0x000400000001e742-55.dat upx behavioral2/memory/3180-123-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/3808-124-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3180-154-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/3808-155-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3180-158-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/3808-159-0x0000000000400000-0x0000000000408000-memory.dmp upx -
Drops file in Windows directory 3 IoCs
description ioc Process File created C:\Windows\java.exe 5d44366bc35b2f32687cddc9c6ef5fcd95ed1f7cf3f5a2f184698ea829db57a7N.exe File created C:\Windows\services.exe 5d44366bc35b2f32687cddc9c6ef5fcd95ed1f7cf3f5a2f184698ea829db57a7N.exe File opened for modification C:\Windows\java.exe 5d44366bc35b2f32687cddc9c6ef5fcd95ed1f7cf3f5a2f184698ea829db57a7N.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 5d44366bc35b2f32687cddc9c6ef5fcd95ed1f7cf3f5a2f184698ea829db57a7N.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language services.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 3180 wrote to memory of 3808 3180 5d44366bc35b2f32687cddc9c6ef5fcd95ed1f7cf3f5a2f184698ea829db57a7N.exe 83 PID 3180 wrote to memory of 3808 3180 5d44366bc35b2f32687cddc9c6ef5fcd95ed1f7cf3f5a2f184698ea829db57a7N.exe 83 PID 3180 wrote to memory of 3808 3180 5d44366bc35b2f32687cddc9c6ef5fcd95ed1f7cf3f5a2f184698ea829db57a7N.exe 83
Processes
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C:\Users\Admin\AppData\Local\Temp\5d44366bc35b2f32687cddc9c6ef5fcd95ed1f7cf3f5a2f184698ea829db57a7N.exe"C:\Users\Admin\AppData\Local\Temp\5d44366bc35b2f32687cddc9c6ef5fcd95ed1f7cf3f5a2f184698ea829db57a7N.exe"1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3180 -
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:3808
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
25B
MD58ba61a16b71609a08bfa35bc213fce49
SHA18374dddcc6b2ede14b0ea00a5870a11b57ced33f
SHA2566aa63394c1f5e705b1e89c55ff19eed71957e735c3831a845ff62f74824e13f1
SHA5125855f5b2a78877f7a27ff92eaaa900d81d02486e6e2ea81d80b6f6cf1fe254350444980017e00cdeecdd3c67b86e7acc90cd2d77f06210bdd1d7b1a71d262df1
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Filesize
29KB
MD5fb0dfd15aae30edf3da6f15c93a4f030
SHA14409eae6358d547e2cb097c5683786c1430dc6c4
SHA2565d44366bc35b2f32687cddc9c6ef5fcd95ed1f7cf3f5a2f184698ea829db57a7
SHA512ea3d1668774a8eb4c9694789500e2f2de884bac578ad6a5694ba362b1fbc2e5d2154567861853eed9c6d03ebc417d7d09b8d2afc06d175db78c2f1e566310402
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Filesize
320B
MD5add92304aacb8602bcaf0052c6fef200
SHA1aa36f73c41a1c361270b6f397a9c645ab31e2112
SHA256079e3f40eab586ed5507a7b60c2a20515295566b89ae6bf0c138f42344e4b379
SHA512207279898d1146c8de2bb7a0031da922129991ee03521bbd55e02309630cdb41d1bc811d51f81873cd0a5edcd799713ef8dcc241be4fbc11f837ae70c0d525ec
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Filesize
320B
MD5728d1105df5ffc5b6c76171d41772ede
SHA1ccb538df5b35b832c1272c9586d397b64a41f58d
SHA256a6ba2997008f45de43f992a6dd165d55c165a1bd46dede80d4000aa99e44ca4e
SHA5121ddda51dc9321668099cd2c2b36430d9b3f7eb60f8d147b01512657019312557e3b37410f6b31ebc1907b915960257834fe12c249094dfc8dc320a59ef24d1c1
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Filesize
8KB
MD5b0fe74719b1b647e2056641931907f4a
SHA1e858c206d2d1542a79936cb00d85da853bfc95e2
SHA256bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c
SHA5129c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2