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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
28/09/2024, 19:07
Behavioral task
behavioral1
Sample
4bbd382114d893e50bc9f4f81f7d99f8fcec6e2299344d6882e2c981882bdef2N.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
4bbd382114d893e50bc9f4f81f7d99f8fcec6e2299344d6882e2c981882bdef2N.exe
Resource
win10v2004-20240802-en
General
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Target
4bbd382114d893e50bc9f4f81f7d99f8fcec6e2299344d6882e2c981882bdef2N.exe
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Size
29KB
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MD5
74bb143d2e99cc4f6abb958a3f325630
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SHA1
0d1be95b30dfe4c4102a912205a8606386773b47
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SHA256
4bbd382114d893e50bc9f4f81f7d99f8fcec6e2299344d6882e2c981882bdef2
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SHA512
817bdc6633a064b05c64258033cd2703cf1e83571cc735956176c2be8effddc1fcbe0c06d4159cdca1a782774980835fc1e51e1e39cba63943eb30cbbc9c40a5
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SSDEEP
768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/h:AEwVs+0jNDY1qi/qp
Malware Config
Signatures
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Detects MyDoom family 6 IoCs
resource yara_rule behavioral1/memory/1448-16-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/1448-41-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/1448-57-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/1448-61-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/1448-66-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/1448-73-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom -
Executes dropped EXE 1 IoCs
pid Process 2496 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\Services = "C:\\Windows\\services.exe" services.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\JavaVM = "C:\\Windows\\java.exe" 4bbd382114d893e50bc9f4f81f7d99f8fcec6e2299344d6882e2c981882bdef2N.exe -
resource yara_rule behavioral1/memory/1448-0-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/1448-4-0x0000000000220000-0x0000000000228000-memory.dmp upx behavioral1/files/0x0008000000016c8c-7.dat upx behavioral1/memory/2496-10-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/1448-16-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2496-19-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2496-20-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2496-25-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2496-30-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2496-32-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2496-37-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/1448-41-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2496-42-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/files/0x003800000001686c-47.dat upx behavioral1/memory/1448-57-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2496-58-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/1448-61-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2496-62-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/1448-66-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2496-67-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2496-69-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/1448-73-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2496-74-0x0000000000400000-0x0000000000408000-memory.dmp upx -
Drops file in Windows directory 3 IoCs
description ioc Process File created C:\Windows\services.exe 4bbd382114d893e50bc9f4f81f7d99f8fcec6e2299344d6882e2c981882bdef2N.exe File opened for modification C:\Windows\java.exe 4bbd382114d893e50bc9f4f81f7d99f8fcec6e2299344d6882e2c981882bdef2N.exe File created C:\Windows\java.exe 4bbd382114d893e50bc9f4f81f7d99f8fcec6e2299344d6882e2c981882bdef2N.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 4bbd382114d893e50bc9f4f81f7d99f8fcec6e2299344d6882e2c981882bdef2N.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language services.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 1448 wrote to memory of 2496 1448 4bbd382114d893e50bc9f4f81f7d99f8fcec6e2299344d6882e2c981882bdef2N.exe 30 PID 1448 wrote to memory of 2496 1448 4bbd382114d893e50bc9f4f81f7d99f8fcec6e2299344d6882e2c981882bdef2N.exe 30 PID 1448 wrote to memory of 2496 1448 4bbd382114d893e50bc9f4f81f7d99f8fcec6e2299344d6882e2c981882bdef2N.exe 30 PID 1448 wrote to memory of 2496 1448 4bbd382114d893e50bc9f4f81f7d99f8fcec6e2299344d6882e2c981882bdef2N.exe 30
Processes
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C:\Users\Admin\AppData\Local\Temp\4bbd382114d893e50bc9f4f81f7d99f8fcec6e2299344d6882e2c981882bdef2N.exe"C:\Users\Admin\AppData\Local\Temp\4bbd382114d893e50bc9f4f81f7d99f8fcec6e2299344d6882e2c981882bdef2N.exe"1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1448 -
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:2496
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
29KB
MD5aac1ecc1f8e1b5d60cea7a3a82f39188
SHA11ecb6de8acd0c5a20fbc2f2d831994f74a3eb931
SHA256ce207881e5c0b612d8e5762c96c353c6c518c2ed1631e217af4835bcccc31148
SHA512b43f9b09aa22198f02d993f298ad6138ff33b24e70ba0dea89fb92eef8c4a380af055ac2bc51b5a045a788d3307c109732c4e776f00f9e8b8b8eebff91ff32b4
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Filesize
320B
MD5215bd09ef4f54c96b95a6b791d018e91
SHA1e9825ac26a1aea7f5602a11cfadce8f0389815e6
SHA2565a7087a415e76b91983a0874dff0c83f81e48da91a97878a40354c050d556edc
SHA512690affdc965e92c657fc3ecc83e0cc09f9a9affa0ce70cb5be2b28de62592692254a09f71ff2223ace687819ebe40aa1fb868d5677734c4a4791bc4f0c8a826b
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Filesize
8KB
MD5b0fe74719b1b647e2056641931907f4a
SHA1e858c206d2d1542a79936cb00d85da853bfc95e2
SHA256bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c
SHA5129c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2