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
20-12-2024 06:17
Behavioral task
behavioral1
Sample
30bc6c80aef7b85ef31f3708b16e7dab63b088718cc5880a3adc4ba9d07ac79eN.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
30bc6c80aef7b85ef31f3708b16e7dab63b088718cc5880a3adc4ba9d07ac79eN.exe
Resource
win10v2004-20241007-en
General
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Target
30bc6c80aef7b85ef31f3708b16e7dab63b088718cc5880a3adc4ba9d07ac79eN.exe
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Size
29KB
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MD5
72fd4c97b548c46404ddcdb85f5b6940
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SHA1
9a9fb79124071534d550f379bbf6722a61f97aa5
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SHA256
30bc6c80aef7b85ef31f3708b16e7dab63b088718cc5880a3adc4ba9d07ac79e
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SHA512
46872e5be6e65c936372456a1866e3d404aa05e39a80130798fcf8cc8126b6215bb3c41b726535d1836897fa4694544df58184d39ddf6ecafd346ecc2635049a
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SSDEEP
768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/b:AEwVs+0jNDY1qi/qT
Malware Config
Signatures
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Detects MyDoom family 4 IoCs
resource yara_rule behavioral2/memory/1080-13-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/1080-49-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/1080-110-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/1080-138-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom -
Mydoom family
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Executes dropped EXE 1 IoCs
pid Process 4148 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" 30bc6c80aef7b85ef31f3708b16e7dab63b088718cc5880a3adc4ba9d07ac79eN.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Services = "C:\\Windows\\services.exe" services.exe -
resource yara_rule behavioral2/memory/1080-0-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/files/0x000b000000023b56-4.dat upx behavioral2/memory/4148-6-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/1080-13-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/4148-15-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4148-16-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4148-21-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4148-26-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4148-28-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4148-33-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4148-38-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4148-40-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4148-45-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/1080-49-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/4148-50-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/files/0x0004000000000709-63.dat upx behavioral2/memory/1080-110-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/4148-126-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/1080-138-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/4148-139-0x0000000000400000-0x0000000000408000-memory.dmp upx -
Drops file in Windows directory 3 IoCs
description ioc Process File created C:\Windows\services.exe 30bc6c80aef7b85ef31f3708b16e7dab63b088718cc5880a3adc4ba9d07ac79eN.exe File opened for modification C:\Windows\java.exe 30bc6c80aef7b85ef31f3708b16e7dab63b088718cc5880a3adc4ba9d07ac79eN.exe File created C:\Windows\java.exe 30bc6c80aef7b85ef31f3708b16e7dab63b088718cc5880a3adc4ba9d07ac79eN.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 30bc6c80aef7b85ef31f3708b16e7dab63b088718cc5880a3adc4ba9d07ac79eN.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language services.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 1080 wrote to memory of 4148 1080 30bc6c80aef7b85ef31f3708b16e7dab63b088718cc5880a3adc4ba9d07ac79eN.exe 83 PID 1080 wrote to memory of 4148 1080 30bc6c80aef7b85ef31f3708b16e7dab63b088718cc5880a3adc4ba9d07ac79eN.exe 83 PID 1080 wrote to memory of 4148 1080 30bc6c80aef7b85ef31f3708b16e7dab63b088718cc5880a3adc4ba9d07ac79eN.exe 83
Processes
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C:\Users\Admin\AppData\Local\Temp\30bc6c80aef7b85ef31f3708b16e7dab63b088718cc5880a3adc4ba9d07ac79eN.exe"C:\Users\Admin\AppData\Local\Temp\30bc6c80aef7b85ef31f3708b16e7dab63b088718cc5880a3adc4ba9d07ac79eN.exe"1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1080 -
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:4148
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
29KB
MD5606ef8b829d8e473022c94306394f306
SHA14315c0a88d660809c8f6ff5f87eec9eb8d5c1d8b
SHA256413a2e032957c36fce2c8b85cc5f7ee5dbb928b622fbc263d1ab6d7e2f53cea5
SHA5123bc4d08524899acf8f845b80b95c956110278c629e2ba172d1b23f85701acaaa704202eff763da2072d5bc5bc17b0bcd37c470802d53c68bbd4c23b03b1f8915
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Filesize
320B
MD5cd83671974f64c3c8b286e2553dbad93
SHA1222dd2e09f42db0a50d17dfb86ed9961af334150
SHA2569ab462f1bc06299ed6dda564302a0d4e313e966af9c7809f601c2fd00aa814d1
SHA512636279513b7afe31aba4fe15cb738d96ea84d3060f3dc395a8c544912b73b53caf4068471029f84dce2d7603fee27caa50a5df839a25ef53b2ec9445686034cd
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Filesize
8KB
MD5b0fe74719b1b647e2056641931907f4a
SHA1e858c206d2d1542a79936cb00d85da853bfc95e2
SHA256bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c
SHA5129c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2