Analysis
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max time kernel
150s -
max time network
150s -
platform
windows7_x64 -
resource
win7-20240708-en -
resource tags
arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system -
submitted
10-12-2024 22:49
Behavioral task
behavioral1
Sample
5f7be5135034aaeb85476cc4152d8f69e4cea73a2083b02eed44d3dc445ea690.exe
Resource
win7-20240708-en
Behavioral task
behavioral2
Sample
5f7be5135034aaeb85476cc4152d8f69e4cea73a2083b02eed44d3dc445ea690.exe
Resource
win10v2004-20241007-en
General
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Target
5f7be5135034aaeb85476cc4152d8f69e4cea73a2083b02eed44d3dc445ea690.exe
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Size
29KB
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MD5
619e0ec0357fe8d74af1381b8debcb01
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SHA1
1b8302fa71471644057c470aa1cd79db5fdaafaa
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SHA256
5f7be5135034aaeb85476cc4152d8f69e4cea73a2083b02eed44d3dc445ea690
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SHA512
c49c9ec19b153b8957fef5bf08670a0f15db1ff83b7549b6b955424637052a37d1163f9eb380791fc56001fd0139ac741a18d4ce4c9aca6872a31061e4d96ace
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SSDEEP
768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/YO:AEwVs+0jNDY1qi/qJ
Malware Config
Signatures
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Detects MyDoom family 9 IoCs
resource yara_rule behavioral1/memory/1620-2-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/1620-9-0x0000000000400000-0x0000000000408000-memory.dmp family_mydoom behavioral1/memory/1620-17-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/1620-53-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/1620-55-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/1620-76-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/1620-81-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/1620-83-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/1620-88-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom -
Mydoom family
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Executes dropped EXE 1 IoCs
pid Process 2656 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" 5f7be5135034aaeb85476cc4152d8f69e4cea73a2083b02eed44d3dc445ea690.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\Services = "C:\\Windows\\services.exe" services.exe -
resource yara_rule behavioral1/memory/1620-2-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/1620-4-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/1620-9-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/files/0x0008000000016c03-10.dat upx behavioral1/memory/2656-11-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/1620-17-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2656-19-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2656-20-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2656-25-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2656-30-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2656-32-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2656-37-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2656-42-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2656-44-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2656-49-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/1620-53-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2656-54-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/1620-55-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2656-56-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/files/0x003100000001678f-66.dat upx behavioral1/memory/1620-76-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2656-77-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/1620-81-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2656-82-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/1620-83-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2656-84-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/1620-88-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2656-89-0x0000000000400000-0x0000000000408000-memory.dmp upx -
Drops file in Windows directory 3 IoCs
description ioc Process File created C:\Windows\services.exe 5f7be5135034aaeb85476cc4152d8f69e4cea73a2083b02eed44d3dc445ea690.exe File opened for modification C:\Windows\java.exe 5f7be5135034aaeb85476cc4152d8f69e4cea73a2083b02eed44d3dc445ea690.exe File created C:\Windows\java.exe 5f7be5135034aaeb85476cc4152d8f69e4cea73a2083b02eed44d3dc445ea690.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 services.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 5f7be5135034aaeb85476cc4152d8f69e4cea73a2083b02eed44d3dc445ea690.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 1620 wrote to memory of 2656 1620 5f7be5135034aaeb85476cc4152d8f69e4cea73a2083b02eed44d3dc445ea690.exe 30 PID 1620 wrote to memory of 2656 1620 5f7be5135034aaeb85476cc4152d8f69e4cea73a2083b02eed44d3dc445ea690.exe 30 PID 1620 wrote to memory of 2656 1620 5f7be5135034aaeb85476cc4152d8f69e4cea73a2083b02eed44d3dc445ea690.exe 30 PID 1620 wrote to memory of 2656 1620 5f7be5135034aaeb85476cc4152d8f69e4cea73a2083b02eed44d3dc445ea690.exe 30
Processes
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C:\Users\Admin\AppData\Local\Temp\5f7be5135034aaeb85476cc4152d8f69e4cea73a2083b02eed44d3dc445ea690.exe"C:\Users\Admin\AppData\Local\Temp\5f7be5135034aaeb85476cc4152d8f69e4cea73a2083b02eed44d3dc445ea690.exe"1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1620 -
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:2656
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
320B
MD526c890809b966320044b9200c32d9ded
SHA10cd586408b915f39494f1aa97dbd4cfdcc26fa26
SHA256812c153bc25a4878c4b8f73be9caa2497d722dcdddccadd6a0e4942e71f1b715
SHA5127bd755af4f0d4c4420a7b534426b1400227130d5e60a018060e354d983505710452681bcb53d427b7ce59aebd1d7b96942729905c24365ea5dd57db7bf1846bd
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Filesize
29KB
MD5ba7573c04d389e6662549900e97af713
SHA18a5fcc9e7bbbac45dcfffdfdb587d29eafd00453
SHA256cd69cb2d4ac898f630aaf0b953ca7d4193b99da15d3dde581137f5cd52e8eb1a
SHA51261a866589849295036c8c11046c9bc3c2c3a412125ceda11f7fde8d993281e707677fcb0ee0ae0bd0a0cc6c4d198bab5ff5ec67bbda79495e990dd0af39c518d
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Filesize
352B
MD5db1f5417d7e775fe5d910dfc2d4dfc2b
SHA1477eff6c20c8100283c304ad62f8a441c99161c3
SHA2563311983fc9540f8ae134e6c243fcb19c00e385f02162c511d93afe3f1e9f76a0
SHA5122c5c9ac047cf280e98413bc604459a5b6e9395fa69236e5ef25abacdb34bcd2fa492d1630c79729a07c216f18d6a09487565885f67e052dd19f82ba241c410e2
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Filesize
8KB
MD5b0fe74719b1b647e2056641931907f4a
SHA1e858c206d2d1542a79936cb00d85da853bfc95e2
SHA256bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c
SHA5129c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2