Analysis
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max time kernel
120s -
max time network
120s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
25/11/2024, 02:34
Behavioral task
behavioral1
Sample
dacd72ae31b19412f7e383fb22d1ef7d58aa10d0427bc5f4e5648150e16a99d7N.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
dacd72ae31b19412f7e383fb22d1ef7d58aa10d0427bc5f4e5648150e16a99d7N.exe
Resource
win10v2004-20241007-en
General
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Target
dacd72ae31b19412f7e383fb22d1ef7d58aa10d0427bc5f4e5648150e16a99d7N.exe
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Size
29KB
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MD5
a802d09ee67f35d08b1fb575a9ec68e0
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SHA1
e3881439c1ba654fab3f3fa28dea947fe3e8653c
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SHA256
dacd72ae31b19412f7e383fb22d1ef7d58aa10d0427bc5f4e5648150e16a99d7
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SHA512
dc522c3adb8a2ab4ef3d45ee3d66917e2beb928f553e2ed21ce619c89adc64b1912c427baf4d276988ebaf87a8c1aa6204a59521a6f75321a92f2bbe979cea29
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SSDEEP
768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/d31:AEwVs+0jNDY1qi/q/
Malware Config
Signatures
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Detects MyDoom family 9 IoCs
resource yara_rule behavioral2/memory/4608-13-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/4608-27-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/4608-107-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/4608-137-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/4608-139-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/4608-144-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/4608-160-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/4608-192-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/4608-222-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom -
Mydoom family
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Executes dropped EXE 1 IoCs
pid Process 2876 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" dacd72ae31b19412f7e383fb22d1ef7d58aa10d0427bc5f4e5648150e16a99d7N.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Services = "C:\\Windows\\services.exe" services.exe -
resource yara_rule behavioral2/memory/4608-0-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/files/0x0007000000023cc2-4.dat upx behavioral2/memory/2876-5-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4608-13-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/2876-16-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/2876-15-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/2876-21-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/2876-26-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4608-27-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/2876-28-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/files/0x0009000000023cdc-44.dat upx behavioral2/memory/4608-107-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/2876-108-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4608-137-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/2876-138-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4608-139-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/2876-140-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4608-144-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/2876-145-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4608-160-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/2876-161-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4608-192-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/2876-194-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4608-222-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/2876-226-0x0000000000400000-0x0000000000408000-memory.dmp upx -
Drops file in Windows directory 3 IoCs
description ioc Process File created C:\Windows\services.exe dacd72ae31b19412f7e383fb22d1ef7d58aa10d0427bc5f4e5648150e16a99d7N.exe File opened for modification C:\Windows\java.exe dacd72ae31b19412f7e383fb22d1ef7d58aa10d0427bc5f4e5648150e16a99d7N.exe File created C:\Windows\java.exe dacd72ae31b19412f7e383fb22d1ef7d58aa10d0427bc5f4e5648150e16a99d7N.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 dacd72ae31b19412f7e383fb22d1ef7d58aa10d0427bc5f4e5648150e16a99d7N.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language services.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 4608 wrote to memory of 2876 4608 dacd72ae31b19412f7e383fb22d1ef7d58aa10d0427bc5f4e5648150e16a99d7N.exe 85 PID 4608 wrote to memory of 2876 4608 dacd72ae31b19412f7e383fb22d1ef7d58aa10d0427bc5f4e5648150e16a99d7N.exe 85 PID 4608 wrote to memory of 2876 4608 dacd72ae31b19412f7e383fb22d1ef7d58aa10d0427bc5f4e5648150e16a99d7N.exe 85
Processes
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C:\Users\Admin\AppData\Local\Temp\dacd72ae31b19412f7e383fb22d1ef7d58aa10d0427bc5f4e5648150e16a99d7N.exe"C:\Users\Admin\AppData\Local\Temp\dacd72ae31b19412f7e383fb22d1ef7d58aa10d0427bc5f4e5648150e16a99d7N.exe"1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4608 -
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:2876
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
312B
MD5c15952329e9cd008b41f979b6c76b9a2
SHA153c58cc742b5a0273df8d01ba2779a979c1ff967
SHA2565d065a88f9a1fb565c2d70e87148d469dd9dcbbefea4ccc8c181745eda748ab7
SHA5126aecdd949abcd2cb54e2fe3e1171ee47c247aa3980a0847b9934f506ef9b2d3180831adf6554c68b0621f9f9f3cd88767ef9487bc6e51cecd6a8857099a7b296
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Filesize
25B
MD58ba61a16b71609a08bfa35bc213fce49
SHA18374dddcc6b2ede14b0ea00a5870a11b57ced33f
SHA2566aa63394c1f5e705b1e89c55ff19eed71957e735c3831a845ff62f74824e13f1
SHA5125855f5b2a78877f7a27ff92eaaa900d81d02486e6e2ea81d80b6f6cf1fe254350444980017e00cdeecdd3c67b86e7acc90cd2d77f06210bdd1d7b1a71d262df1
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Filesize
29KB
MD5f9fb11eb008539d3b091ee10ebc1aeb4
SHA1b47084277d92d3d2d2b4f4a992b56b66519c9e06
SHA2560a384538c439917865b46027c58f295b54e3372466f3f95042ca21dcd5f964de
SHA512d6e138e0b450b59ad9249e34194c2430e964d8653eb067eca2a6244e6fdfb6980817f28f5eb95908c09f1554b32f1f8c584b4c95851c1f57da193b40643cbb99
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Filesize
352B
MD5421decb20f83f845a1c22a5b4330b895
SHA1d249676574c2c5b9f6c8995b0f60fe6fd0b7b253
SHA25669c1875f4d3639449ab30e044a9b88d99fbbf1c573d426410d8ee18d6e188c3f
SHA512a59775084d8054770867adc16cf6fb8e1a6b6c968664cefc355a9fa723c5d0d3c0ed05193335938652b31d1d53da62666644beb2b53193b0b618e50285380f5c
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Filesize
352B
MD50f0a8c5195f9d5c1dff22adadeb8d5ff
SHA136d9f3555e54cbfcb158c59b72bc5f9781b285c5
SHA256ee9c7f3e341aea2a2771cddbf0a04d4c5e8c48e3b304f8a45af12b0c07b807ab
SHA5129552085c12934c6ab5752c302f06c0dc8afe53f9d272d8e73c3f4f2f3efeb698e024c25c3093ad499f865c8959e36c103100f9c912fd0860e7f25dd54080542d
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Filesize
8KB
MD5b0fe74719b1b647e2056641931907f4a
SHA1e858c206d2d1542a79936cb00d85da853bfc95e2
SHA256bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c
SHA5129c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2