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Analysis
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max time kernel
120s -
max time network
118s -
platform
windows7_x64 -
resource
win7-20241010-en -
resource tags
arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system -
submitted
13/01/2025, 19:15
Behavioral task
behavioral1
Sample
95566d14abb584b081934af78c48c4a5c8b5464e6d38b16bf36d6ccfe239b24eN.exe
Resource
win7-20241010-en
Behavioral task
behavioral2
Sample
95566d14abb584b081934af78c48c4a5c8b5464e6d38b16bf36d6ccfe239b24eN.exe
Resource
win10v2004-20241007-en
General
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Target
95566d14abb584b081934af78c48c4a5c8b5464e6d38b16bf36d6ccfe239b24eN.exe
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Size
29KB
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MD5
7fb1580bf0de3e12fe4e5dd8a8214250
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SHA1
232f013e467bbf3f608670fd45118ea61b0c3877
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SHA256
95566d14abb584b081934af78c48c4a5c8b5464e6d38b16bf36d6ccfe239b24e
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SHA512
b19a0262be13bad79d9ccbbe6a6854326796551a1eb61e8718efe872972219748c82a6b7ca83f316885d360d8142d14d2a7729a832c985bfdf720be6f672bd07
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SSDEEP
768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/Em:AEwVs+0jNDY1qi/qL
Malware Config
Signatures
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Detects MyDoom family 5 IoCs
resource yara_rule behavioral1/memory/2732-2-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/2732-9-0x00000000002B0000-0x00000000002B8000-memory.dmp family_mydoom behavioral1/memory/2732-17-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/2732-53-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/2732-77-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom -
Mydoom family
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Executes dropped EXE 1 IoCs
pid Process 2872 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" 95566d14abb584b081934af78c48c4a5c8b5464e6d38b16bf36d6ccfe239b24eN.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\Services = "C:\\Windows\\services.exe" services.exe -
resource yara_rule behavioral1/memory/2732-2-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2732-4-0x00000000002B0000-0x00000000002B8000-memory.dmp upx behavioral1/files/0x0008000000016d0e-7.dat upx behavioral1/memory/2732-9-0x00000000002B0000-0x00000000002B8000-memory.dmp upx behavioral1/memory/2872-11-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2732-17-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2872-19-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2872-20-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2872-25-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2872-30-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2872-32-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2872-37-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2872-42-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2872-44-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2872-49-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2872-54-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2732-53-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2872-56-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/files/0x0037000000016ca5-69.dat upx behavioral1/memory/2732-77-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2872-78-0x0000000000400000-0x0000000000408000-memory.dmp upx -
Drops file in Windows directory 3 IoCs
description ioc Process File created C:\Windows\java.exe 95566d14abb584b081934af78c48c4a5c8b5464e6d38b16bf36d6ccfe239b24eN.exe File created C:\Windows\services.exe 95566d14abb584b081934af78c48c4a5c8b5464e6d38b16bf36d6ccfe239b24eN.exe File opened for modification C:\Windows\java.exe 95566d14abb584b081934af78c48c4a5c8b5464e6d38b16bf36d6ccfe239b24eN.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 95566d14abb584b081934af78c48c4a5c8b5464e6d38b16bf36d6ccfe239b24eN.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language services.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 2732 wrote to memory of 2872 2732 95566d14abb584b081934af78c48c4a5c8b5464e6d38b16bf36d6ccfe239b24eN.exe 31 PID 2732 wrote to memory of 2872 2732 95566d14abb584b081934af78c48c4a5c8b5464e6d38b16bf36d6ccfe239b24eN.exe 31 PID 2732 wrote to memory of 2872 2732 95566d14abb584b081934af78c48c4a5c8b5464e6d38b16bf36d6ccfe239b24eN.exe 31 PID 2732 wrote to memory of 2872 2732 95566d14abb584b081934af78c48c4a5c8b5464e6d38b16bf36d6ccfe239b24eN.exe 31
Processes
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C:\Users\Admin\AppData\Local\Temp\95566d14abb584b081934af78c48c4a5c8b5464e6d38b16bf36d6ccfe239b24eN.exe"C:\Users\Admin\AppData\Local\Temp\95566d14abb584b081934af78c48c4a5c8b5464e6d38b16bf36d6ccfe239b24eN.exe"1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2732 -
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:2872
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
29KB
MD555f15472d0b27ab4d93de2e69e09655c
SHA15e988a3358127e75deec0a15b0f01e0c1f0856c3
SHA2563084d995ad86697368c28fc5a3b53a88283e45ad6a3807ab03d345aefb2ab725
SHA5127b2f5c4c3b793ad686dc7d964c71dbc7a7b23e5594f9592d85e3719a0a78e2cce9cd16cde14e6d96db2a83bafc9e627b1a309e4cd9da92a477141396c27089ba
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Filesize
384B
MD522233019f82001d92c711401a3d43d27
SHA1db71b7eb8e0c775539e17f39a9711f076952d229
SHA2563820afb96fdaf484819845ab65c7470abfc055f58fad89f8d471b89dcd9ac82c
SHA5123bd6663d03952ebfbd600277bf7c668f9d83c8949edcfcdeee945d79f19836d64944ed56ddb87c757b0d5511ec1d5d6cd2b507ccb61bc35534474f555374feef
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Filesize
8KB
MD5b0fe74719b1b647e2056641931907f4a
SHA1e858c206d2d1542a79936cb00d85da853bfc95e2
SHA256bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c
SHA5129c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2