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
24-11-2024 23:38
Behavioral task
behavioral1
Sample
7b7bd573172b459d3e6524d551998253e4cd53137e6591d2b746043452060bfc.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
7b7bd573172b459d3e6524d551998253e4cd53137e6591d2b746043452060bfc.exe
Resource
win10v2004-20241007-en
General
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Target
7b7bd573172b459d3e6524d551998253e4cd53137e6591d2b746043452060bfc.exe
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Size
41KB
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MD5
3419bf9ece317d013160ee77a2f0f47e
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SHA1
5222ffa3ae8a316a215b31d0f071872ccf337154
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SHA256
7b7bd573172b459d3e6524d551998253e4cd53137e6591d2b746043452060bfc
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SHA512
73f7b63a5522f572f3cb06881a78753e3e5e235e6e5d494acdacb2ee114612b5cf1b2a4f270a45e0c4f15421fda871a25c2a9946a78026bbd3603ad9183c7450
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SSDEEP
768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/8I:AEwVs+0jNDY1qi/qEI
Malware Config
Signatures
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Detects MyDoom family 5 IoCs
Processes:
resource yara_rule behavioral2/memory/3852-13-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/3852-44-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/3852-49-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/3852-130-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/3852-158-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom -
Mydoom family
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Executes dropped EXE 1 IoCs
Processes:
services.exepid Process 2320 services.exe -
Adds Run key to start application 2 TTPs 2 IoCs
Processes:
7b7bd573172b459d3e6524d551998253e4cd53137e6591d2b746043452060bfc.exeservices.exedescription ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\JavaVM = "C:\\Windows\\java.exe" 7b7bd573172b459d3e6524d551998253e4cd53137e6591d2b746043452060bfc.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Services = "C:\\Windows\\services.exe" services.exe -
Processes:
resource yara_rule behavioral2/memory/3852-0-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/files/0x000b000000023b5e-6.dat upx behavioral2/memory/2320-7-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3852-13-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/2320-15-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/2320-16-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/2320-21-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/2320-26-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/2320-28-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/2320-33-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/2320-38-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/2320-40-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3852-44-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/2320-45-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3852-49-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/2320-50-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/files/0x0004000000000703-60.dat upx behavioral2/memory/3852-130-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/2320-131-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3852-158-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/2320-159-0x0000000000400000-0x0000000000408000-memory.dmp upx -
Drops file in Windows directory 3 IoCs
Processes:
7b7bd573172b459d3e6524d551998253e4cd53137e6591d2b746043452060bfc.exedescription ioc Process File opened for modification C:\Windows\java.exe 7b7bd573172b459d3e6524d551998253e4cd53137e6591d2b746043452060bfc.exe File created C:\Windows\java.exe 7b7bd573172b459d3e6524d551998253e4cd53137e6591d2b746043452060bfc.exe File created C:\Windows\services.exe 7b7bd573172b459d3e6524d551998253e4cd53137e6591d2b746043452060bfc.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.
Processes:
7b7bd573172b459d3e6524d551998253e4cd53137e6591d2b746043452060bfc.exeservices.exedescription ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 7b7bd573172b459d3e6524d551998253e4cd53137e6591d2b746043452060bfc.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language services.exe -
Suspicious use of WriteProcessMemory 3 IoCs
Processes:
7b7bd573172b459d3e6524d551998253e4cd53137e6591d2b746043452060bfc.exedescription pid Process procid_target PID 3852 wrote to memory of 2320 3852 7b7bd573172b459d3e6524d551998253e4cd53137e6591d2b746043452060bfc.exe 82 PID 3852 wrote to memory of 2320 3852 7b7bd573172b459d3e6524d551998253e4cd53137e6591d2b746043452060bfc.exe 82 PID 3852 wrote to memory of 2320 3852 7b7bd573172b459d3e6524d551998253e4cd53137e6591d2b746043452060bfc.exe 82
Processes
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C:\Users\Admin\AppData\Local\Temp\7b7bd573172b459d3e6524d551998253e4cd53137e6591d2b746043452060bfc.exe"C:\Users\Admin\AppData\Local\Temp\7b7bd573172b459d3e6524d551998253e4cd53137e6591d2b746043452060bfc.exe"1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3852 -
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:2320
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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
41KB
MD56823f27cf6844f01246228e6eaa48e80
SHA119427e79e61fb90f1f6755d82dc74b5d4e70b4fa
SHA25669859da398b24643529cedbbbcde21c3ae3c069893a800353a66161a3e541ede
SHA51294d46d14d104e7a3a9aa5ee27992e427274844174eef799a6d6dea05e55d06c9a06ae3d43c9054896733f0452244996d7db5dc8330775454ccb9fad728519977
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Filesize
192B
MD5d36a1704230844a1b73a37fe54159479
SHA120dcab4988d4efdab4e58b351d0d68a8f2133b93
SHA256aa35a2ec99b7b4d65a0dc2b1d9df687ee8e8b7d8e8c51f31a6187e54fa7cac89
SHA512ff03046a578a4c487964779b30b673a61aca28a48e789a97e15b4933bf8b5e0d62b66b10c28d94c9ee3238a95d1eb4a5b7f4298e4a8ad52401dd48d7b26ce1cd
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Filesize
192B
MD50b4380d318c58b56e6d103cb317e97a0
SHA13895a5ec2895ef259b224acb0d4fea2e09cd2d76
SHA256dfd03b1b5384f86fb6e5c039331a63ada9c9cec97fe15526c0ffb7d9c947e0f3
SHA512d1d82a5acdbe8cf136da683d41f15308ebb79fdf2c2ef9b01bf8c7d07f74c7074acb067634c409a2088c5690edc40edc2d2bb08e6c8783db6d8ab6bea7994c2e
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MD5
d41d8cd98f00b204e9800998ecf8427e
SHA1da39a3ee5e6b4b0d3255bfef95601890afd80709
SHA256e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855
SHA512cf83e1357eefb8bdf1542850d66d8007d620e4050b5715dc83f4a921d36ce9ce47d0d13c5d85f2b0ff8318d2877eec2f63b931bd47417a81a538327af927da3e
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Filesize
8KB
MD5b0fe74719b1b647e2056641931907f4a
SHA1e858c206d2d1542a79936cb00d85da853bfc95e2
SHA256bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c
SHA5129c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2