Analysis
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max time kernel
120s -
max time network
118s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
15-12-2024 23:15
Behavioral task
behavioral1
Sample
bd0a3078e74a595d88b591ab08716f917da40ee4a39b0a6e31a985c3c28334e4N.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
bd0a3078e74a595d88b591ab08716f917da40ee4a39b0a6e31a985c3c28334e4N.exe
Resource
win10v2004-20241007-en
General
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Target
bd0a3078e74a595d88b591ab08716f917da40ee4a39b0a6e31a985c3c28334e4N.exe
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Size
29KB
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MD5
96df20065fc1c47323484a4885137920
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SHA1
0af7d5b6a26009d5aa6bdc0fb428dbfe5472cf02
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SHA256
bd0a3078e74a595d88b591ab08716f917da40ee4a39b0a6e31a985c3c28334e4
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SHA512
b3158293b58652ccfab7f55bf77daf323b51991d3f8f493398508a509a77372c7d8a549e2eba5a37a79ee4c6ceff81c715671a2cef3423500f903cf3d5a56f83
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SSDEEP
768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/F:AEwVs+0jNDY1qi/qN
Malware Config
Signatures
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Detects MyDoom family 5 IoCs
resource yara_rule behavioral1/memory/2316-16-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/2316-48-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/2316-53-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/2316-72-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/2316-76-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom -
Mydoom family
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Executes dropped EXE 1 IoCs
pid Process 2328 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" bd0a3078e74a595d88b591ab08716f917da40ee4a39b0a6e31a985c3c28334e4N.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\Services = "C:\\Windows\\services.exe" services.exe -
resource yara_rule behavioral1/memory/2316-0-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/files/0x00080000000161f6-10.dat upx behavioral1/memory/2316-4-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2316-16-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2328-19-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2328-20-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2328-25-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2328-30-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2328-32-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2328-37-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2328-42-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2328-44-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2328-49-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2316-48-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2328-54-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2316-53-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/files/0x0004000000013d08-64.dat upx behavioral1/memory/2328-73-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2316-72-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2328-77-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2316-76-0x0000000000500000-0x0000000000510200-memory.dmp upx -
Drops file in Windows directory 3 IoCs
description ioc Process File created C:\Windows\services.exe bd0a3078e74a595d88b591ab08716f917da40ee4a39b0a6e31a985c3c28334e4N.exe File opened for modification C:\Windows\java.exe bd0a3078e74a595d88b591ab08716f917da40ee4a39b0a6e31a985c3c28334e4N.exe File created C:\Windows\java.exe bd0a3078e74a595d88b591ab08716f917da40ee4a39b0a6e31a985c3c28334e4N.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 bd0a3078e74a595d88b591ab08716f917da40ee4a39b0a6e31a985c3c28334e4N.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 2316 wrote to memory of 2328 2316 bd0a3078e74a595d88b591ab08716f917da40ee4a39b0a6e31a985c3c28334e4N.exe 30 PID 2316 wrote to memory of 2328 2316 bd0a3078e74a595d88b591ab08716f917da40ee4a39b0a6e31a985c3c28334e4N.exe 30 PID 2316 wrote to memory of 2328 2316 bd0a3078e74a595d88b591ab08716f917da40ee4a39b0a6e31a985c3c28334e4N.exe 30 PID 2316 wrote to memory of 2328 2316 bd0a3078e74a595d88b591ab08716f917da40ee4a39b0a6e31a985c3c28334e4N.exe 30
Processes
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C:\Users\Admin\AppData\Local\Temp\bd0a3078e74a595d88b591ab08716f917da40ee4a39b0a6e31a985c3c28334e4N.exe"C:\Users\Admin\AppData\Local\Temp\bd0a3078e74a595d88b591ab08716f917da40ee4a39b0a6e31a985c3c28334e4N.exe"1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2316 -
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:2328
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
29KB
MD57c1edb1720a4182381697b63bf3742a9
SHA133f67732165e7921bfd166cc629af02390233c4c
SHA25637acc7bfe6c3ae7ebc84b419bea5911a2e4bcc2b33d26a93488112e4851c31e8
SHA5127b65411e83728945b2ffcbd984d216744422639f08fb31b197531bb47f9f636ca102f3579a9723222d93846940799095ead7dc6a793f4afb81b7c87da1b7c6ab
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Filesize
352B
MD5398560a757d10f4e7e55e2cc2ec98a6c
SHA1a0dcb9ad75e389e349b0ba1dd0b79fdeae06dcb9
SHA25677a7bb991e377180bdb65cdbae4b313be727b72ca67135554e87bcfe94fe4d2e
SHA512bfe01841d6e2811c1a861fd7b81a3d07b29dc3bb0a1da31d28ef2c254e2f11c0dcfd78f4f3f569d87ee488578249913a4478603d38cfe402e6bf1377432e2548
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Filesize
8KB
MD5b0fe74719b1b647e2056641931907f4a
SHA1e858c206d2d1542a79936cb00d85da853bfc95e2
SHA256bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c
SHA5129c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2