Analysis
- max time kernel
120s - max time network
121s - platform
windows10-2004_x64 - resource
win10v2004-20240802-en - resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system - submitted
04/10/2024, 19:45
Behavioral task
behavioral1
Sample
c4104540049181d2a2da70b7c4aef8cbd517a2565f8b532d18a0d86393afe947N.exe
Resource
win7-20240903-en
8 signatures
120 seconds
Behavioral task
behavioral2
Sample
c4104540049181d2a2da70b7c4aef8cbd517a2565f8b532d18a0d86393afe947N.exe
Resource
win10v2004-20240802-en
8 signatures
120 seconds
General
- Target c4104540049181d2a2da70b7c4aef8cbd517a2565f8b532d18a0d86393afe947N.exe
- Size 29KB
- Sample241004-ygpwbasfmk
- SHA256 c4104540049181d2a2da70b7c4aef8cbd517a2565f8b532d18a0d86393afe947
- MD5 639bbfabefaee915546660490cef83e0
- SHA1 520d126fc861887a23f93c16ee8e70e5cdc25a03
- SHA512 18ea5d46fa1a65932b3862208d21c2d12e2008952b67559053e6876cc8db7677aaea6a23d03c12c443a205baf03eb91b0884ad1207b6867a3bdb37a94113ad56
- SSDEEP 768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/L3t:AEwVs+0jNDY1qi/qh
- MD5 SHA1 SHA512 SSDEEP
Score
10/10
Malware Config
Signatures
- Detects MyDoom family 7 IoCs
resource yara_rule behavioral2/memory/4912-13-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/4912-32-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/4912-88-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/4912-133-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/4912-137-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/4912-144-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/4912-182-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom - Executes dropped EXE 1 IoCs
pid Process 2288 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" c4104540049181d2a2da70b7c4aef8cbd517a2565f8b532d18a0d86393afe947N.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Services = "C:\\Windows\\services.exe" services.exe -
resource yara_rule behavioral2/memory/4912-0-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/2288-5-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/files/0x000a0000000233f8-4.dat upx behavioral2/memory/4912-13-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/2288-15-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/2288-16-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/2288-21-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/2288-26-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/2288-28-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4912-32-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/2288-33-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/files/0x000300000001e38b-46.dat upx behavioral2/memory/4912-88-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/2288-89-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4912-133-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/2288-134-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4912-137-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/2288-138-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/2288-143-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4912-144-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/2288-145-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4912-182-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/2288-186-0x0000000000400000-0x0000000000408000-memory.dmp upx - Drops file in Windows directory 3 IoCs
description ioc Process File created C:\Windows\services.exe c4104540049181d2a2da70b7c4aef8cbd517a2565f8b532d18a0d86393afe947N.exe File opened for modification C:\Windows\java.exe c4104540049181d2a2da70b7c4aef8cbd517a2565f8b532d18a0d86393afe947N.exe File created C:\Windows\java.exe c4104540049181d2a2da70b7c4aef8cbd517a2565f8b532d18a0d86393afe947N.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 c4104540049181d2a2da70b7c4aef8cbd517a2565f8b532d18a0d86393afe947N.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language services.exe - Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 4912 wrote to memory of 2288 4912 c4104540049181d2a2da70b7c4aef8cbd517a2565f8b532d18a0d86393afe947N.exe 82 PID 4912 wrote to memory of 2288 4912 c4104540049181d2a2da70b7c4aef8cbd517a2565f8b532d18a0d86393afe947N.exe 82 PID 4912 wrote to memory of 2288 4912 c4104540049181d2a2da70b7c4aef8cbd517a2565f8b532d18a0d86393afe947N.exe 82
Processes
-
C:\Users\Admin\AppData\Local\Temp\c4104540049181d2a2da70b7c4aef8cbd517a2565f8b532d18a0d86393afe947N.exe"C:\Users\Admin\AppData\Local\Temp\c4104540049181d2a2da70b7c4aef8cbd517a2565f8b532d18a0d86393afe947N.exe"1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4912 -
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:2288
-
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
- Path C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\CFIOOOZS\search[2].htm
- Size 25B
- SHA256 6aa63394c1f5e705b1e89c55ff19eed71957e735c3831a845ff62f74824e13f1
- MD5 8ba61a16b71609a08bfa35bc213fce49
- SHA1 8374dddcc6b2ede14b0ea00a5870a11b57ced33f
- SHA512 5855f5b2a78877f7a27ff92eaaa900d81d02486e6e2ea81d80b6f6cf1fe254350444980017e00cdeecdd3c67b86e7acc90cd2d77f06210bdd1d7b1a71d262df1
- MD5 SHA1 SHA512
- Path C:\Users\Admin\AppData\Local\Temp\tmp7339.tmp
- Size 29KB
- SHA256 3e8fa7196dc53a2c7d526b6eb51ef6d109ec465f6163549c0cf2d9610e101a47
- MD5 f5fc2b58be4dcdfbc0931f116d8b7ba2
- SHA1 033816123cf7f6c14cc59663834445d39a31fc34
- SHA512 e2f1235edabe77a27c30e2b7b0c9f3d16a7538b820fa224668fb6852434569b2156159f4e990c756708aa1bd7db9ae1e52cbb860626863d063e636aeca0bf053
- SSDEEP 768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/FO:AEwVs+0jNDY1qi/qs
- MD5 SHA1 SHA512 SSDEEP
- Path C:\Users\Admin\AppData\Local\Temp\zincite.log
- Size 352B
- SHA256 04a6cdb8fc9f503d8079f57e1b0f1fed5c9392b74c9ea3e99060fc569724412f
- MD5 fea5f1e3c196bc52fe8de3e8275d20f3
- SHA1 b77eb6fb4c1038d814c1b11059338084cfa15cb4
- SHA512 e317622ced2a200d3c64124e51e0c62220496eb00affce8ef0ac284f2f0232309cd4249865ccb17ccb218a73141ab1cfaba7f3df964277a3e10b1decae5e0e2d
- MD5 SHA1 SHA512
- Path C:\Users\Admin\AppData\Local\Temp\zincite.log
- Size 352B
- SHA256 435889067a2d6afb9f8d55cb540f614c5d834717fb904faa11b36e7d63fecada
- MD5 620a31f3224a320aeb0febafe1d3b4d2
- SHA1 b6ac4e65f456c8f87276f50dce0151787169d10d
- SHA512 f78b4dff00e4a3e8aa4b410caac5eade2bdcdc734937b900463df7fc7c9e41f36f6d74eed91574b422ab7541602e5a92404b41c1c42bf4ff4c8113fe91a94830
- MD5 SHA1 SHA512
- Path C:\Windows\services.exe
- Size 8KB
- SHA256 bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c
- MD5 b0fe74719b1b647e2056641931907f4a
- SHA1 e858c206d2d1542a79936cb00d85da853bfc95e2
- SHA512 9c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2
- SSDEEP 192:tZWNqWKIzebvOZnzCj6juhEJS3/Uf/tpfmG62X9f3:tZ6qWTYvczfahX/UHtF6e9f3
- MD5 SHA1 SHA512 SSDEEP