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
17-01-2025 09:19
Behavioral task
behavioral1
Sample
a12eaaf3a3aeef610aadc68adc9eb45e210ec4d8dccd151621ab9724988484ad.exe
Resource
win7-20240729-en
Behavioral task
behavioral2
Sample
a12eaaf3a3aeef610aadc68adc9eb45e210ec4d8dccd151621ab9724988484ad.exe
Resource
win10v2004-20241007-en
General
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Target
a12eaaf3a3aeef610aadc68adc9eb45e210ec4d8dccd151621ab9724988484ad.exe
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Size
29KB
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MD5
d82e199b0dbb3978b4bfdf127bd8f049
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SHA1
b1d1fcca793c6443a37911f1425b21ed97d00464
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SHA256
a12eaaf3a3aeef610aadc68adc9eb45e210ec4d8dccd151621ab9724988484ad
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SHA512
592e42e0ea3cd5c5d0cbb309533f0346debd02f683d6c76bd09a935e3205d4078036f9a810deed842d633a486fcb725e770b3a082c637748632c858c5bf1c65e
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SSDEEP
768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/shY:AEwVs+0jNDY1qi/qUy
Malware Config
Signatures
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Detects MyDoom family 3 IoCs
resource yara_rule behavioral2/memory/3644-13-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/3644-51-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/3644-56-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom -
Mydoom family
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Executes dropped EXE 1 IoCs
pid Process 2848 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" a12eaaf3a3aeef610aadc68adc9eb45e210ec4d8dccd151621ab9724988484ad.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Services = "C:\\Windows\\services.exe" services.exe -
resource yara_rule behavioral2/memory/3644-0-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/files/0x000a000000023b88-6.dat upx behavioral2/memory/2848-5-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3644-13-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/2848-16-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/2848-15-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/2848-21-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/2848-26-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/2848-28-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/2848-33-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/2848-38-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/2848-40-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/2848-45-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/2848-50-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3644-51-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/2848-52-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3644-56-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/2848-57-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/files/0x0004000000000707-67.dat upx -
Drops file in Windows directory 3 IoCs
description ioc Process File created C:\Windows\services.exe a12eaaf3a3aeef610aadc68adc9eb45e210ec4d8dccd151621ab9724988484ad.exe File opened for modification C:\Windows\java.exe a12eaaf3a3aeef610aadc68adc9eb45e210ec4d8dccd151621ab9724988484ad.exe File created C:\Windows\java.exe a12eaaf3a3aeef610aadc68adc9eb45e210ec4d8dccd151621ab9724988484ad.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 a12eaaf3a3aeef610aadc68adc9eb45e210ec4d8dccd151621ab9724988484ad.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language services.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 3644 wrote to memory of 2848 3644 a12eaaf3a3aeef610aadc68adc9eb45e210ec4d8dccd151621ab9724988484ad.exe 85 PID 3644 wrote to memory of 2848 3644 a12eaaf3a3aeef610aadc68adc9eb45e210ec4d8dccd151621ab9724988484ad.exe 85 PID 3644 wrote to memory of 2848 3644 a12eaaf3a3aeef610aadc68adc9eb45e210ec4d8dccd151621ab9724988484ad.exe 85
Processes
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C:\Users\Admin\AppData\Local\Temp\a12eaaf3a3aeef610aadc68adc9eb45e210ec4d8dccd151621ab9724988484ad.exe"C:\Users\Admin\AppData\Local\Temp\a12eaaf3a3aeef610aadc68adc9eb45e210ec4d8dccd151621ab9724988484ad.exe"1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3644 -
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:2848
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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
MD574ca0036487eb241ac0e9a0f88e90da8
SHA196d565f82a88b6ffc2c68b4c9409a01bb24dc22a
SHA256e73caa068f261fd315816794ef8d9677faa10aa74ee05a26a10714cec9881a74
SHA5120b2d21cd8a98fe5de962251ae2cbb94428ea96272ed7d98e019471ff45a6e2ebef88cfee64d813f6dfa9287bdaa3a4f4a1e8ad93f166ca31a1c70d1507783627
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Filesize
320B
MD573c1d29f2b6596bc4bb31ee096b7d10c
SHA19303afa413d5d45e141f562a4502d79a98f7715b
SHA25666d2cfddc0f752e169b6c7dff205d6e3acabc2cb7310d20a2c49844a560d68a4
SHA512738330e2720b33a0bea9f3036b169a9bb2306ad7340c6eb6b978636ced29bee87b851b93fac92bd894e7a42d5fa8a478d4b8a80cd5525239b444ba3d44098c42
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Filesize
8KB
MD5b0fe74719b1b647e2056641931907f4a
SHA1e858c206d2d1542a79936cb00d85da853bfc95e2
SHA256bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c
SHA5129c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2