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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
13/01/2025, 16:56
Behavioral task
behavioral1
Sample
ba2b1b0b5b3ffb463d7b225aa631274a59979f02168b184108759147f0c56a28.exe
Resource
win7-20240729-en
Behavioral task
behavioral2
Sample
ba2b1b0b5b3ffb463d7b225aa631274a59979f02168b184108759147f0c56a28.exe
Resource
win10v2004-20241007-en
General
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Target
ba2b1b0b5b3ffb463d7b225aa631274a59979f02168b184108759147f0c56a28.exe
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Size
29KB
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MD5
ed75aac52561baca44f14d04028f20db
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SHA1
a7fd06dce74254e3e37ac1b1654c02f2c983be05
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SHA256
ba2b1b0b5b3ffb463d7b225aa631274a59979f02168b184108759147f0c56a28
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SHA512
ae1c1112c126a8bec9b6ab7c3247fce8d0dc27f732d1c39e5ab0b5afd7e3c79e567b2f1d809b2bbad7e3efe76bbc58201697ddef775d1330b10df9449fd03008
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SSDEEP
768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/6:AEwVs+0jNDY1qi/qy
Malware Config
Signatures
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Detects MyDoom family 6 IoCs
resource yara_rule behavioral2/memory/372-13-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/372-37-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/372-39-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/372-127-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/372-150-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/372-157-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom -
Mydoom family
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Executes dropped EXE 1 IoCs
pid Process 4496 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" ba2b1b0b5b3ffb463d7b225aa631274a59979f02168b184108759147f0c56a28.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Services = "C:\\Windows\\services.exe" services.exe -
resource yara_rule behavioral2/memory/372-0-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/4496-5-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/files/0x0008000000023cad-4.dat upx behavioral2/memory/372-13-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/4496-15-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4496-16-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4496-21-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4496-26-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4496-28-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4496-33-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/372-37-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/4496-38-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/372-39-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/4496-40-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/files/0x0003000000021f51-53.dat upx behavioral2/memory/372-127-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/4496-128-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/372-150-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/4496-151-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4496-153-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/372-157-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/4496-158-0x0000000000400000-0x0000000000408000-memory.dmp upx -
Drops file in Windows directory 3 IoCs
description ioc Process File created C:\Windows\services.exe ba2b1b0b5b3ffb463d7b225aa631274a59979f02168b184108759147f0c56a28.exe File opened for modification C:\Windows\java.exe ba2b1b0b5b3ffb463d7b225aa631274a59979f02168b184108759147f0c56a28.exe File created C:\Windows\java.exe ba2b1b0b5b3ffb463d7b225aa631274a59979f02168b184108759147f0c56a28.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 services.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language ba2b1b0b5b3ffb463d7b225aa631274a59979f02168b184108759147f0c56a28.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 372 wrote to memory of 4496 372 ba2b1b0b5b3ffb463d7b225aa631274a59979f02168b184108759147f0c56a28.exe 82 PID 372 wrote to memory of 4496 372 ba2b1b0b5b3ffb463d7b225aa631274a59979f02168b184108759147f0c56a28.exe 82 PID 372 wrote to memory of 4496 372 ba2b1b0b5b3ffb463d7b225aa631274a59979f02168b184108759147f0c56a28.exe 82
Processes
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C:\Users\Admin\AppData\Local\Temp\ba2b1b0b5b3ffb463d7b225aa631274a59979f02168b184108759147f0c56a28.exe"C:\Users\Admin\AppData\Local\Temp\ba2b1b0b5b3ffb463d7b225aa631274a59979f02168b184108759147f0c56a28.exe"1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:372 -
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:4496
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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
MD53fa5f42079c2868ee36982cdb85b033d
SHA14cba11232e6f0f0614b8a75007fd376a94589ee8
SHA2568f508c6afeb96a36a41661da00920148f076e43e65748c75a78d7e15a39a7f84
SHA5127f7e38a47ae30a362c45b20c1cf96e20e1d5a9d5c6d5a2202065fa0e525e86fb8fa6089f23c7c3392c43e5e7bc0ca83b0b945a48e70dc33b6c9ca4722d605b10
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Filesize
352B
MD55eee952c1ae1160d961de68cb9af2b5f
SHA1a7f4aa8315e28c722dd375d4423dc221f034d61b
SHA2566494745158c897eb3d559d3740795519c746a69d2a235871abe77c5ea35c6bc0
SHA5125f4e964f11e53646a60d7b68045060786de1c7fbb497204299db7c77eff00e4f16913f88d09af6f591ed7914f6036bb963fd25efd493b16e3640d2204680d78e
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Filesize
352B
MD51c047022f41b6ee2e319a441971c05e7
SHA12aeb2d23b74588ed20ca0d2f28b09d594dc1bf2f
SHA2564fdd7c9e61fe26bfd746679b777c1f528dcd0d78518ba01a007a2c2d3391db96
SHA512904254fae6c00d0dadfa98bcac75a8495ebfa6389b8d4dc1b07c9f57e7091b1e06d6faa93a79740815c079e0429edc125f3062a5347908b621a2b2f278c60754
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Filesize
352B
MD57a99c87f230756aeeaa63811ff136398
SHA14ca881221b32dca61cd64d12ba57e188aaadd7f2
SHA256318b1ecacb8604ab7b7e26d6461fb5ac54eb460ad6f5f6acb1a3976e8304f38d
SHA512d60c3537a4b8c2a794dcdf154ce7105122d23b2a9b03af0de69b72f8be01f036200674481348548cd0d40d20f3e9d96bfcb208a4e6ac75a82686293281dea299
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Filesize
8KB
MD5b0fe74719b1b647e2056641931907f4a
SHA1e858c206d2d1542a79936cb00d85da853bfc95e2
SHA256bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c
SHA5129c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2