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
11-01-2025 15:05
Behavioral task
behavioral1
Sample
78882e5d8b95eef9ed458ff8cbd1fc75be4cfcea618290448a0e0b6e31941931N.exe
Resource
win7-20241010-en
Behavioral task
behavioral2
Sample
78882e5d8b95eef9ed458ff8cbd1fc75be4cfcea618290448a0e0b6e31941931N.exe
Resource
win10v2004-20241007-en
General
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Target
78882e5d8b95eef9ed458ff8cbd1fc75be4cfcea618290448a0e0b6e31941931N.exe
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Size
29KB
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MD5
eb56b61b8431215ec5de6273b12c1680
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SHA1
ba66f05d4e53a04bbdc5f8f3b6b2fd5aea7125de
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SHA256
78882e5d8b95eef9ed458ff8cbd1fc75be4cfcea618290448a0e0b6e31941931
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SHA512
86b8eb08c721677a0f0b14a18e3e93b3dd28bdbb2b060a8e2c04682cb3249709c325c609203b1a9111b18f80f9da51ee9c0e7282f91a331958996e2a2bec4524
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SSDEEP
768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/OhQ:AEwVs+0jNDY1qi/q2m
Malware Config
Signatures
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Detects MyDoom family 2 IoCs
resource yara_rule behavioral2/memory/2108-13-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/2108-56-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom -
Mydoom family
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Executes dropped EXE 1 IoCs
pid Process 3156 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" 78882e5d8b95eef9ed458ff8cbd1fc75be4cfcea618290448a0e0b6e31941931N.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Services = "C:\\Windows\\services.exe" services.exe -
resource yara_rule behavioral2/memory/2108-0-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/files/0x0008000000023ca5-3.dat upx behavioral2/memory/3156-5-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/2108-13-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/3156-15-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3156-16-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3156-21-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3156-26-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3156-28-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3156-33-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3156-38-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3156-40-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3156-45-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3156-50-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3156-52-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/2108-56-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/3156-57-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/files/0x0004000000000703-67.dat upx -
Drops file in Windows directory 3 IoCs
description ioc Process File created C:\Windows\services.exe 78882e5d8b95eef9ed458ff8cbd1fc75be4cfcea618290448a0e0b6e31941931N.exe File opened for modification C:\Windows\java.exe 78882e5d8b95eef9ed458ff8cbd1fc75be4cfcea618290448a0e0b6e31941931N.exe File created C:\Windows\java.exe 78882e5d8b95eef9ed458ff8cbd1fc75be4cfcea618290448a0e0b6e31941931N.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 78882e5d8b95eef9ed458ff8cbd1fc75be4cfcea618290448a0e0b6e31941931N.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language services.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 2108 wrote to memory of 3156 2108 78882e5d8b95eef9ed458ff8cbd1fc75be4cfcea618290448a0e0b6e31941931N.exe 82 PID 2108 wrote to memory of 3156 2108 78882e5d8b95eef9ed458ff8cbd1fc75be4cfcea618290448a0e0b6e31941931N.exe 82 PID 2108 wrote to memory of 3156 2108 78882e5d8b95eef9ed458ff8cbd1fc75be4cfcea618290448a0e0b6e31941931N.exe 82
Processes
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C:\Users\Admin\AppData\Local\Temp\78882e5d8b95eef9ed458ff8cbd1fc75be4cfcea618290448a0e0b6e31941931N.exe"C:\Users\Admin\AppData\Local\Temp\78882e5d8b95eef9ed458ff8cbd1fc75be4cfcea618290448a0e0b6e31941931N.exe"1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2108 -
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:3156
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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
MD5af3cc7d10aa8f934f6e642630af6bbaa
SHA1aa9c0a2cfe0555088ff3f672fe57aa8506a3b884
SHA2562a272a82db81e5767dfa0a5990d3348c7bb8a9d01d58742550447ac77305c7e7
SHA5120844e48884ce1827f856963f2707815a3b0f78204cfdeeb735a942c1fc46497925b00235565c4917356dc5460531562632b5b95fc2a8129d706da1abfde9eada
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Filesize
320B
MD5961af5349b1a8e9e14798b0181fa2767
SHA1ef0f6b7dc6a64e9c978db6864d90a83abb80b4b2
SHA256beb2f6ca55093c004ce5d7cbf80d99ac0107f4599dd2eaebb3d16eb036729c0a
SHA5124d24c07a983599b7a12f8bc9b15e8679d45f28a79235e635a6b7c794ebde5900c14f421a809389b4fb488e8777afdb841a28fe63fccfca2aadc86f46439a2bc8
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Filesize
8KB
MD5b0fe74719b1b647e2056641931907f4a
SHA1e858c206d2d1542a79936cb00d85da853bfc95e2
SHA256bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c
SHA5129c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2