Analysis
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max time kernel
150s -
max time network
151s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
25/09/2024, 13:14
Behavioral task
behavioral1
Sample
9d5a1eec04d2d0a5210890f4c24594b45edd53d420a90988744e5bbb376b86a0N.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
9d5a1eec04d2d0a5210890f4c24594b45edd53d420a90988744e5bbb376b86a0N.exe
Resource
win10v2004-20240802-en
General
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Target
9d5a1eec04d2d0a5210890f4c24594b45edd53d420a90988744e5bbb376b86a0N.exe
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Size
29KB
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MD5
4b66b489b53e21b3a98a1619971df400
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SHA1
6aed8087ca62841b96a6333df7904629f768d538
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SHA256
9d5a1eec04d2d0a5210890f4c24594b45edd53d420a90988744e5bbb376b86a0
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SHA512
963bbaef21b2298f154f8f717810da57df83c984b5ae996de8157c6b5445954985e399b75bfa35c0cb2f75ed138ef9f1b0a691fcd7706b2de822b5a3a95da348
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SSDEEP
768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/S:AEwVs+0jNDY1qi/qq
Malware Config
Signatures
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Detects MyDoom family 5 IoCs
resource yara_rule behavioral2/memory/4960-13-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/4960-56-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/4960-130-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/4960-165-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/4960-169-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom -
Executes dropped EXE 1 IoCs
pid Process 3536 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" 9d5a1eec04d2d0a5210890f4c24594b45edd53d420a90988744e5bbb376b86a0N.exe -
resource yara_rule behavioral2/memory/4960-0-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/files/0x00070000000234d4-4.dat upx behavioral2/memory/3536-5-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4960-13-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/3536-15-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3536-16-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3536-21-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3536-26-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3536-28-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3536-33-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3536-38-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3536-40-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3536-45-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3536-50-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3536-52-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4960-56-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/3536-57-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/files/0x0003000000000705-62.dat upx behavioral2/memory/4960-130-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/3536-131-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4960-165-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/3536-166-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4960-169-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/3536-170-0x0000000000400000-0x0000000000408000-memory.dmp upx -
Drops file in Windows directory 3 IoCs
description ioc Process File created C:\Windows\services.exe 9d5a1eec04d2d0a5210890f4c24594b45edd53d420a90988744e5bbb376b86a0N.exe File opened for modification C:\Windows\java.exe 9d5a1eec04d2d0a5210890f4c24594b45edd53d420a90988744e5bbb376b86a0N.exe File created C:\Windows\java.exe 9d5a1eec04d2d0a5210890f4c24594b45edd53d420a90988744e5bbb376b86a0N.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 9d5a1eec04d2d0a5210890f4c24594b45edd53d420a90988744e5bbb376b86a0N.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language services.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 4960 wrote to memory of 3536 4960 9d5a1eec04d2d0a5210890f4c24594b45edd53d420a90988744e5bbb376b86a0N.exe 82 PID 4960 wrote to memory of 3536 4960 9d5a1eec04d2d0a5210890f4c24594b45edd53d420a90988744e5bbb376b86a0N.exe 82 PID 4960 wrote to memory of 3536 4960 9d5a1eec04d2d0a5210890f4c24594b45edd53d420a90988744e5bbb376b86a0N.exe 82
Processes
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C:\Users\Admin\AppData\Local\Temp\9d5a1eec04d2d0a5210890f4c24594b45edd53d420a90988744e5bbb376b86a0N.exe"C:\Users\Admin\AppData\Local\Temp\9d5a1eec04d2d0a5210890f4c24594b45edd53d420a90988744e5bbb376b86a0N.exe"1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4960 -
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:3536
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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
MD50c510f4db716bdad84297bba08bf18e0
SHA13c1cd8c6c9972d3f04941001fb1e1b6af9decc85
SHA256594ef3f0a7ae49973c68946b2121b1f208058b99ff1a86614e7e77522629a4dd
SHA512c4aeec358ad4dc959e22057ec46954b7377f79e7f7bae0605cb8f9914f0d0a932f858ce734f90e166a92fed9be7d0c1074edf624c6c3b17c9282893a018e8134
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Filesize
320B
MD58797fb28688f2a26458b02e19fc10b70
SHA199aed5aaa1e68f4902d1a71159b3fbdee68548a9
SHA256e28383502b1b716c6405be96b5a4d8251667e2b145a753c46cd5070e5b50b59e
SHA5128eec0bf350620d7fac702cae950ea0cb3c76e1d1b4e13535adaf9d627a0f3f8f461d5b77bd4358937b262c11713629bad5c4b069e3df18862cce41ba6c10c1a7
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Filesize
320B
MD5a35fd7f83cef545aaaff2d2268f61b2e
SHA182eb0dfcb71de896b5d73238037314d4a0a1d36a
SHA2564372d1915f81f7a9fe77690ca644b0b0d23c28164498d90b778369a05d6d8dbd
SHA512700ecc2eec7fad7a27dca72691c931f90ebab21b08d1905a6fc890925270169bc501cda10c7eea17fd0cdd0399d695093da8cf7607b3678e9e5d0a3f5cbc5a68
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Filesize
8KB
MD5b0fe74719b1b647e2056641931907f4a
SHA1e858c206d2d1542a79936cb00d85da853bfc95e2
SHA256bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c
SHA5129c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2