Analysis
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max time kernel
120s -
max time network
118s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
26-12-2024 10:50
Behavioral task
behavioral1
Sample
0bdb4d08f44771908f24388932846a700bee98f0b3882cfffbbaf6d6beb8ff71.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
0bdb4d08f44771908f24388932846a700bee98f0b3882cfffbbaf6d6beb8ff71.exe
Resource
win10v2004-20241007-en
General
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Target
0bdb4d08f44771908f24388932846a700bee98f0b3882cfffbbaf6d6beb8ff71.exe
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Size
29KB
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MD5
432112f89d5ed2cf3ceaf6414fdc9dfc
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SHA1
a2ec16f5818a595c2098b5158eab9ce3c49983fd
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SHA256
0bdb4d08f44771908f24388932846a700bee98f0b3882cfffbbaf6d6beb8ff71
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SHA512
8d90b609af42bf10e3e20e51a33f81727350994f5074c91d443ba9e6a1c7a9dc62537f12663c2e3e16f3d39c7f262907620cf3a6f5a21a596ae4cac45d4d70ff
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SSDEEP
768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/TV:AEwVs+0jNDY1qi/qx
Malware Config
Signatures
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Detects MyDoom family 3 IoCs
resource yara_rule behavioral1/memory/1840-16-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/1840-53-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/1840-83-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom -
Mydoom family
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Executes dropped EXE 1 IoCs
pid Process 1564 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" 0bdb4d08f44771908f24388932846a700bee98f0b3882cfffbbaf6d6beb8ff71.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\Services = "C:\\Windows\\services.exe" services.exe -
resource yara_rule behavioral1/memory/1840-0-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/1840-4-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/files/0x000f000000018683-7.dat upx behavioral1/memory/1840-16-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/1564-18-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/1564-20-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/1564-25-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/1564-30-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/1564-32-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/1564-37-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/1564-42-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/1564-44-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/1564-49-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/1840-53-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/1564-54-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/1564-56-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/files/0x00070000000186fd-72.dat upx behavioral1/memory/1840-83-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/1564-84-0x0000000000400000-0x0000000000408000-memory.dmp upx -
Drops file in Windows directory 3 IoCs
description ioc Process File created C:\Windows\services.exe 0bdb4d08f44771908f24388932846a700bee98f0b3882cfffbbaf6d6beb8ff71.exe File opened for modification C:\Windows\java.exe 0bdb4d08f44771908f24388932846a700bee98f0b3882cfffbbaf6d6beb8ff71.exe File created C:\Windows\java.exe 0bdb4d08f44771908f24388932846a700bee98f0b3882cfffbbaf6d6beb8ff71.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 0bdb4d08f44771908f24388932846a700bee98f0b3882cfffbbaf6d6beb8ff71.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language services.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 1840 wrote to memory of 1564 1840 0bdb4d08f44771908f24388932846a700bee98f0b3882cfffbbaf6d6beb8ff71.exe 31 PID 1840 wrote to memory of 1564 1840 0bdb4d08f44771908f24388932846a700bee98f0b3882cfffbbaf6d6beb8ff71.exe 31 PID 1840 wrote to memory of 1564 1840 0bdb4d08f44771908f24388932846a700bee98f0b3882cfffbbaf6d6beb8ff71.exe 31 PID 1840 wrote to memory of 1564 1840 0bdb4d08f44771908f24388932846a700bee98f0b3882cfffbbaf6d6beb8ff71.exe 31
Processes
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C:\Users\Admin\AppData\Local\Temp\0bdb4d08f44771908f24388932846a700bee98f0b3882cfffbbaf6d6beb8ff71.exe"C:\Users\Admin\AppData\Local\Temp\0bdb4d08f44771908f24388932846a700bee98f0b3882cfffbbaf6d6beb8ff71.exe"1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1840 -
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:1564
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
29KB
MD553c2de74ccae7fbdc7dfcc6989e4fc88
SHA1dfa5ea758fda3cd9783d2d2184d2c9fef21b0d29
SHA25604a6a53e8faa0eb3cbf5b8f6f19ca8d57c1ce915e9045c0f8f5dfc24e20305e8
SHA512e2fd8fef42f8a7c97a29f3ce457d1bcc3a03bbb1a8e7a5a3282b05a57394830c778469d65a681c0ed425f4129bb84af856ddee65738a1bcfb11559aa4e4b8866
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Filesize
320B
MD5dd7eb1dda6b03c9620f0bd5213a18e71
SHA12868f9e1c1785b89227506c99a600ee3bdacdba9
SHA2560eb3ad141c43d8413783c8eae1d3105c92afa4847177754c84073c27f2d22257
SHA5125205cafcc752a583efc871e33b4f765221818634f6e92c05dce815288464825b35c5bd3ae9df4a891582fc3a0a57eb8c1765080c8c66cfbe623be02de3ff6fa5
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Filesize
8KB
MD5b0fe74719b1b647e2056641931907f4a
SHA1e858c206d2d1542a79936cb00d85da853bfc95e2
SHA256bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c
SHA5129c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2