Analysis
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max time kernel
120s -
max time network
119s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
11-12-2024 09:14
Behavioral task
behavioral1
Sample
8b8968d42406a7461fd88e7581f9e5c6fb3e551c0b60b7fef34f774d453fb0caN.exe
Resource
win7-20241023-en
Behavioral task
behavioral2
Sample
8b8968d42406a7461fd88e7581f9e5c6fb3e551c0b60b7fef34f774d453fb0caN.exe
Resource
win10v2004-20241007-en
General
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Target
8b8968d42406a7461fd88e7581f9e5c6fb3e551c0b60b7fef34f774d453fb0caN.exe
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Size
29KB
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MD5
52f760461b516008b542d272078776d0
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SHA1
f7c954a557c63244d439b0a7f71e65c1f874f11c
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SHA256
8b8968d42406a7461fd88e7581f9e5c6fb3e551c0b60b7fef34f774d453fb0ca
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SHA512
4b2f2eb55296e0b0ffe29dfecc8591ec328928a6b3c619b718dc29249227d12b2581706318302aa08a6b54a9053c97391fdd7da93f23ec92c2e4b68d8c853c62
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SSDEEP
768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/uhA:AEwVs+0jNDY1qi/qWy
Malware Config
Signatures
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Detects MyDoom family 5 IoCs
resource yara_rule behavioral2/memory/2000-13-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/2000-39-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/2000-97-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/2000-158-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/2000-160-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom -
Mydoom family
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Executes dropped EXE 1 IoCs
pid Process 3360 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" 8b8968d42406a7461fd88e7581f9e5c6fb3e551c0b60b7fef34f774d453fb0caN.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Services = "C:\\Windows\\services.exe" services.exe -
resource yara_rule behavioral2/memory/2000-0-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/3360-6-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/files/0x0017000000023c49-4.dat upx behavioral2/memory/2000-13-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/3360-15-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3360-16-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3360-21-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3360-26-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3360-28-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3360-33-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3360-38-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/2000-39-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/3360-40-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/files/0x0003000000021f4b-53.dat upx behavioral2/memory/3360-98-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/2000-97-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/2000-158-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/3360-159-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/2000-160-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/3360-161-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3360-165-0x0000000000400000-0x0000000000408000-memory.dmp upx -
Drops file in Windows directory 3 IoCs
description ioc Process File created C:\Windows\services.exe 8b8968d42406a7461fd88e7581f9e5c6fb3e551c0b60b7fef34f774d453fb0caN.exe File opened for modification C:\Windows\java.exe 8b8968d42406a7461fd88e7581f9e5c6fb3e551c0b60b7fef34f774d453fb0caN.exe File created C:\Windows\java.exe 8b8968d42406a7461fd88e7581f9e5c6fb3e551c0b60b7fef34f774d453fb0caN.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 8b8968d42406a7461fd88e7581f9e5c6fb3e551c0b60b7fef34f774d453fb0caN.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language services.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 2000 wrote to memory of 3360 2000 8b8968d42406a7461fd88e7581f9e5c6fb3e551c0b60b7fef34f774d453fb0caN.exe 83 PID 2000 wrote to memory of 3360 2000 8b8968d42406a7461fd88e7581f9e5c6fb3e551c0b60b7fef34f774d453fb0caN.exe 83 PID 2000 wrote to memory of 3360 2000 8b8968d42406a7461fd88e7581f9e5c6fb3e551c0b60b7fef34f774d453fb0caN.exe 83
Processes
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C:\Users\Admin\AppData\Local\Temp\8b8968d42406a7461fd88e7581f9e5c6fb3e551c0b60b7fef34f774d453fb0caN.exe"C:\Users\Admin\AppData\Local\Temp\8b8968d42406a7461fd88e7581f9e5c6fb3e551c0b60b7fef34f774d453fb0caN.exe"1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2000 -
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:3360
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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
MD55bbaba6c3eacdc9d92cda4c85456096c
SHA1d1e2f10714ed4fde30e224eee87f02cf3d451191
SHA256f8aae7c334a312ceb653e8069b8ed83c92e2c319ac4fed4fd7140aafc05173fd
SHA512986943dd453049a097f1ff6a1c8d91770a8650a9693593535b5a869d6c7af476693d5b14dc931149ae6e45499fff6ba19447300ba3fa4eb05efdaeb359a645a1
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Filesize
320B
MD5fe1c9a46bd0b455da254820d5797e183
SHA18c8a906b05d059756a63e7dc3aaf227b3e888101
SHA256d162ee9d2b6cd3af3279b6066dff448c014bb9c1ba142805ca7870db277c98b5
SHA51208bb5901fc01db534c20aafa12fc73fe890a715c392f8ba84dd628f92f8bccbe59dfca59d9659ea74c778a9dc88f3e99a3b446362d4be4c4b4aec0e7b0aabf8c
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Filesize
320B
MD517a609b2bc16ef24c85d05a06d7df735
SHA15dfcca28f08e9de0c2e94bb6eae1a9ec90c26428
SHA25625f1528b15262a41022fe077a7a476dfc268614eea3a554e94c35bddc17c888c
SHA512782bec25886676868056dbfa0e15d94dbadf98325422f62420be732d031c13ad7b9587468b950c77b77df46e0b4a693c45a7b6accf2ba14ff733438aa8e0d6a9
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Filesize
8KB
MD5b0fe74719b1b647e2056641931907f4a
SHA1e858c206d2d1542a79936cb00d85da853bfc95e2
SHA256bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c
SHA5129c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2