Analysis
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max time kernel
150s -
max time network
148s -
platform
windows7_x64 -
resource
win7-20241010-en -
resource tags
arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system -
submitted
25/11/2024, 23:01
Behavioral task
behavioral1
Sample
630424b0e5234a1d44c3f2aaa77bacb81386b1d399bc495205402f770d86500c.exe
Resource
win7-20241010-en
Behavioral task
behavioral2
Sample
630424b0e5234a1d44c3f2aaa77bacb81386b1d399bc495205402f770d86500c.exe
Resource
win10v2004-20241007-en
General
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Target
630424b0e5234a1d44c3f2aaa77bacb81386b1d399bc495205402f770d86500c.exe
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Size
29KB
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MD5
3ce31c9cd999416fec8215002adf4b98
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SHA1
97ac150422c18d6856ff5ad5b2e36a28413a1ca2
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SHA256
630424b0e5234a1d44c3f2aaa77bacb81386b1d399bc495205402f770d86500c
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SHA512
770133091c312e48ee0524c2434d700b5faaf8c462342cb70c576b9d7d6e750c1324ab2510e8f74ca2e144b19cea4e3299510c37410c25a327e3331c0071e039
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SSDEEP
768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/3:AEwVs+0jNDY1qi/q/
Malware Config
Signatures
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Detects MyDoom family 4 IoCs
resource yara_rule behavioral1/memory/2500-17-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/2500-62-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/2500-89-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/2500-93-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom -
Mydoom family
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Executes dropped EXE 1 IoCs
pid Process 2184 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" 630424b0e5234a1d44c3f2aaa77bacb81386b1d399bc495205402f770d86500c.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\Services = "C:\\Windows\\services.exe" services.exe -
resource yara_rule behavioral1/memory/2500-0-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/files/0x0008000000016ca5-7.dat upx behavioral1/memory/2184-11-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2500-4-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2500-17-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2500-18-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2184-21-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2184-22-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2184-27-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2184-32-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2184-34-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2184-39-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2184-44-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2184-46-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2184-51-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2184-56-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2184-58-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2500-62-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2184-63-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2184-68-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/files/0x0008000000016d17-81.dat upx behavioral1/memory/2500-89-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2184-90-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2500-93-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2184-94-0x0000000000400000-0x0000000000408000-memory.dmp upx -
Drops file in Windows directory 3 IoCs
description ioc Process File created C:\Windows\services.exe 630424b0e5234a1d44c3f2aaa77bacb81386b1d399bc495205402f770d86500c.exe File opened for modification C:\Windows\java.exe 630424b0e5234a1d44c3f2aaa77bacb81386b1d399bc495205402f770d86500c.exe File created C:\Windows\java.exe 630424b0e5234a1d44c3f2aaa77bacb81386b1d399bc495205402f770d86500c.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 630424b0e5234a1d44c3f2aaa77bacb81386b1d399bc495205402f770d86500c.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language services.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 2500 wrote to memory of 2184 2500 630424b0e5234a1d44c3f2aaa77bacb81386b1d399bc495205402f770d86500c.exe 30 PID 2500 wrote to memory of 2184 2500 630424b0e5234a1d44c3f2aaa77bacb81386b1d399bc495205402f770d86500c.exe 30 PID 2500 wrote to memory of 2184 2500 630424b0e5234a1d44c3f2aaa77bacb81386b1d399bc495205402f770d86500c.exe 30 PID 2500 wrote to memory of 2184 2500 630424b0e5234a1d44c3f2aaa77bacb81386b1d399bc495205402f770d86500c.exe 30
Processes
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C:\Users\Admin\AppData\Local\Temp\630424b0e5234a1d44c3f2aaa77bacb81386b1d399bc495205402f770d86500c.exe"C:\Users\Admin\AppData\Local\Temp\630424b0e5234a1d44c3f2aaa77bacb81386b1d399bc495205402f770d86500c.exe"1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2500 -
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:2184
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
29KB
MD5d665425fdac794738652710bf0592b39
SHA1912d134d75f9542c582264f413e4b123ee80d0c7
SHA256df941085d82712e40601001cefe5d4a024fec78c15d2141fd6c3793a9769c434
SHA512b0b14653feec4ed980ef68685456e23b81f6da3c9f39baec9822fd7037514c3e25b2443c37dd934ac863076387fe56082ebb8d3b78707e34f027c56c327876dd
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Filesize
320B
MD5f4781c64723bb5df8b9e63b298c18952
SHA110d05389630ba7aeb47c43ae0a04b5a974a501e0
SHA25691ca5b473105f47251ea889c79fa9926af95b373958a62732e0c05817354bbe5
SHA512c220281ab00735fcf678592d10f48e5219a892f2ffa220f54ffa5a32bae520797339cec53c44a412b2ceda7b32ec464c76d6f7cc5e950204baa0fa7e1db0b8e1
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Filesize
8KB
MD5b0fe74719b1b647e2056641931907f4a
SHA1e858c206d2d1542a79936cb00d85da853bfc95e2
SHA256bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c
SHA5129c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2