Analysis
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max time kernel
120s -
max time network
115s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
18-12-2024 01:15
Behavioral task
behavioral1
Sample
ad40353e3396048f9aab69bfa83f86c17c64031d4348391b6308ec93dca9870c.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
ad40353e3396048f9aab69bfa83f86c17c64031d4348391b6308ec93dca9870c.exe
Resource
win10v2004-20241007-en
General
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Target
ad40353e3396048f9aab69bfa83f86c17c64031d4348391b6308ec93dca9870c.exe
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Size
29KB
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MD5
bf1648a0bc39117331c2e8c720025b52
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SHA1
152a58a740dd2703cd8472833e96b5e5901a4008
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SHA256
ad40353e3396048f9aab69bfa83f86c17c64031d4348391b6308ec93dca9870c
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SHA512
20985d1303700bc003fd143b82d4e1f0e71737b734edd4716207d14692fa177b21c0b25a49a65c206a99ed8cd9d5ec45321e973bd05a19fcc1a964ddeb78d10b
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SSDEEP
768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/Khp:AEwVs+0jNDY1qi/qiT
Malware Config
Signatures
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Detects MyDoom family 2 IoCs
resource yara_rule behavioral1/memory/2664-16-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/2664-59-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom -
Mydoom family
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Executes dropped EXE 1 IoCs
pid Process 2748 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" ad40353e3396048f9aab69bfa83f86c17c64031d4348391b6308ec93dca9870c.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\Services = "C:\\Windows\\services.exe" services.exe -
resource yara_rule behavioral1/memory/2664-0-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2664-4-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/files/0x0008000000015d07-7.dat upx behavioral1/memory/2664-9-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2664-16-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2748-18-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2748-19-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2748-24-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2748-29-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2748-31-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2748-36-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2748-41-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2748-43-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2748-48-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2748-53-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2748-55-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2664-59-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2748-60-0x0000000000400000-0x0000000000408000-memory.dmp upx -
Drops file in Windows directory 3 IoCs
description ioc Process File created C:\Windows\services.exe ad40353e3396048f9aab69bfa83f86c17c64031d4348391b6308ec93dca9870c.exe File opened for modification C:\Windows\java.exe ad40353e3396048f9aab69bfa83f86c17c64031d4348391b6308ec93dca9870c.exe File created C:\Windows\java.exe ad40353e3396048f9aab69bfa83f86c17c64031d4348391b6308ec93dca9870c.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 ad40353e3396048f9aab69bfa83f86c17c64031d4348391b6308ec93dca9870c.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language services.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 2664 wrote to memory of 2748 2664 ad40353e3396048f9aab69bfa83f86c17c64031d4348391b6308ec93dca9870c.exe 31 PID 2664 wrote to memory of 2748 2664 ad40353e3396048f9aab69bfa83f86c17c64031d4348391b6308ec93dca9870c.exe 31 PID 2664 wrote to memory of 2748 2664 ad40353e3396048f9aab69bfa83f86c17c64031d4348391b6308ec93dca9870c.exe 31 PID 2664 wrote to memory of 2748 2664 ad40353e3396048f9aab69bfa83f86c17c64031d4348391b6308ec93dca9870c.exe 31
Processes
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C:\Users\Admin\AppData\Local\Temp\ad40353e3396048f9aab69bfa83f86c17c64031d4348391b6308ec93dca9870c.exe"C:\Users\Admin\AppData\Local\Temp\ad40353e3396048f9aab69bfa83f86c17c64031d4348391b6308ec93dca9870c.exe"1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2664 -
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:2748
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
8KB
MD5b0fe74719b1b647e2056641931907f4a
SHA1e858c206d2d1542a79936cb00d85da853bfc95e2
SHA256bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c
SHA5129c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2