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
02-10-2024 01:26
Behavioral task
behavioral1
Sample
af9baa5dcfb201e7f1fb6f79e264bfc9a4208b5a14482a363ca226bc1e226b33N.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
af9baa5dcfb201e7f1fb6f79e264bfc9a4208b5a14482a363ca226bc1e226b33N.exe
Resource
win10v2004-20240802-en
General
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Target
af9baa5dcfb201e7f1fb6f79e264bfc9a4208b5a14482a363ca226bc1e226b33N.exe
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Size
29KB
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MD5
64d9a4002be10facc6b6bb57582a56c0
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SHA1
6f090abb21495b8dd0e18407bb25f9fa987e5eed
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SHA256
af9baa5dcfb201e7f1fb6f79e264bfc9a4208b5a14482a363ca226bc1e226b33
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SHA512
df4b6e9e09a231b50489c230a827ccfd53987b55c96294ea38d4f83202b804eea4e8b7ef94aed87341558895b7a4c9938dbf8c1d4de24fbbb9bb83c5fc178cbe
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SSDEEP
768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/r+:AEwVs+0jNDY1qi/qi
Malware Config
Signatures
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Detects MyDoom family 9 IoCs
resource yara_rule behavioral2/memory/1364-13-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/1364-37-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/1364-39-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/1364-139-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/1364-155-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/1364-162-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/1364-196-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/1364-230-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/1364-273-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom -
Executes dropped EXE 1 IoCs
pid Process 4132 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" af9baa5dcfb201e7f1fb6f79e264bfc9a4208b5a14482a363ca226bc1e226b33N.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Services = "C:\\Windows\\services.exe" services.exe -
resource yara_rule behavioral2/memory/1364-0-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/files/0x0007000000023477-6.dat upx behavioral2/memory/4132-7-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/1364-13-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/4132-15-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4132-16-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4132-21-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4132-26-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4132-28-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4132-33-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/1364-37-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/4132-38-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/1364-39-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/4132-40-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/files/0x000800000001db58-45.dat upx behavioral2/memory/1364-139-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/4132-140-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/1364-155-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/4132-156-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4132-158-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/1364-162-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/4132-163-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/1364-196-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/4132-197-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/1364-230-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/4132-231-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/1364-273-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/4132-274-0x0000000000400000-0x0000000000408000-memory.dmp upx -
Drops file in Windows directory 3 IoCs
description ioc Process File created C:\Windows\java.exe af9baa5dcfb201e7f1fb6f79e264bfc9a4208b5a14482a363ca226bc1e226b33N.exe File created C:\Windows\services.exe af9baa5dcfb201e7f1fb6f79e264bfc9a4208b5a14482a363ca226bc1e226b33N.exe File opened for modification C:\Windows\java.exe af9baa5dcfb201e7f1fb6f79e264bfc9a4208b5a14482a363ca226bc1e226b33N.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 af9baa5dcfb201e7f1fb6f79e264bfc9a4208b5a14482a363ca226bc1e226b33N.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language services.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 1364 wrote to memory of 4132 1364 af9baa5dcfb201e7f1fb6f79e264bfc9a4208b5a14482a363ca226bc1e226b33N.exe 84 PID 1364 wrote to memory of 4132 1364 af9baa5dcfb201e7f1fb6f79e264bfc9a4208b5a14482a363ca226bc1e226b33N.exe 84 PID 1364 wrote to memory of 4132 1364 af9baa5dcfb201e7f1fb6f79e264bfc9a4208b5a14482a363ca226bc1e226b33N.exe 84
Processes
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C:\Users\Admin\AppData\Local\Temp\af9baa5dcfb201e7f1fb6f79e264bfc9a4208b5a14482a363ca226bc1e226b33N.exe"C:\Users\Admin\AppData\Local\Temp\af9baa5dcfb201e7f1fb6f79e264bfc9a4208b5a14482a363ca226bc1e226b33N.exe"1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1364 -
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:4132
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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
315B
MD514b82aec966e8e370a28053db081f4e9
SHA1a0f30ebbdb4c69947d3bd41fa63ec4929dddd649
SHA256202eada95ef503b303a05caf5a666f538236c7e697f5301fd178d994fa6e24cf
SHA512ec04f1d86137dc4d75a47ba47bb2f2c912115372fa000cf986d13a04121aae9974011aa716c7da3893114e0d5d0e2fb680a6c2fd40a1f93f0e0bfd6fd625dfa7
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Filesize
29KB
MD52f947579c57ea79f0bd086157fca2e8c
SHA1b20a496876d2746ccdea37f1ff0f2fc93c8eaef4
SHA25692b6602f3381eb2eb01482a013fc8f76023f4a996ec5a724b20420ff94b2cb92
SHA512bc52a3f3e9f1ddf5286ffbd1ab366d29468fa381850357a7ae00eb61bf54dcde3ebfb94132b82e7f1a484aeeb8e51390e4d78457931157553cdbf8dea0d5c254
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Filesize
320B
MD5f28963041f84f1e8f5d6caaf547bee14
SHA1378679bb16afb8195b9e4b5a395bfc8982098086
SHA2560eb06eeb0be6e8bd46bb7b042520b933dbca20580a0250d528f644f66a1a57f0
SHA51226c1d37a68ec93096ee52e44a7f37c0d367a16deee1dde019df3d8d11798775abd6f3caf72d03088d259bb937c1ca5efe61443250229c9dd13aaa5d5182ed37e
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Filesize
320B
MD57d3ee21b5acf928dba413c660cda1526
SHA1755cd77490c0a67183ec8ba69f46f870ffc80d5e
SHA25609f20b64f7a0239ae977f8c88adb03501c122ff6ffbeebdf725ea860e15d5401
SHA512a4e711e8f4a78ba9d1b1f46955c16ab0f9e80f0d5ccae7535452802ceea61cde4d32978206f772a156685abd5ffe15b27193928a871b1b7bf2f7903d35075f11
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Filesize
320B
MD5c168e2e643ac3d05dd4e72807487881a
SHA10ae4adfe9aefa331e089422dabdebdaddf7ce852
SHA256944c29921ca82dc905a28bddced1a2965749433221da2b595cb3587261682681
SHA512ce3e8edba1cc4b198caad390f6f7a52570b3765e6c7d233a810a77227dab05bf1b72600ae0ea91e6fe9c4fb94938470d1cb3e640f7e6b86e96c5463633baf856
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Filesize
8KB
MD5b0fe74719b1b647e2056641931907f4a
SHA1e858c206d2d1542a79936cb00d85da853bfc95e2
SHA256bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c
SHA5129c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2