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Analysis
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max time kernel
120s -
max time network
120s -
platform
windows7_x64 -
resource
win7-20241010-en -
resource tags
arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system -
submitted
08/12/2024, 04:57
Behavioral task
behavioral1
Sample
3078fbb39a1516f9ed64250f1ae7c35b90464419ced3084a947793297fc85db9N.exe
Resource
win7-20241010-en
Behavioral task
behavioral2
Sample
3078fbb39a1516f9ed64250f1ae7c35b90464419ced3084a947793297fc85db9N.exe
Resource
win10v2004-20241007-en
General
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Target
3078fbb39a1516f9ed64250f1ae7c35b90464419ced3084a947793297fc85db9N.exe
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Size
29KB
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MD5
da8357645076a4a41cabc738c30f81a0
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SHA1
dc681e8993430835557fa639300b049e26c6b281
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SHA256
3078fbb39a1516f9ed64250f1ae7c35b90464419ced3084a947793297fc85db9
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SHA512
234291f03054d19682e0a7c718447663dae46fcfa9ca52686ec828986eb1f346337c3ee085dd7b9bba2fb3935b1ea39211351a096d47fd726ae8e4185b39df31
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SSDEEP
768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/k:AEwVs+0jNDY1qi/q8
Malware Config
Signatures
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Detects MyDoom family 7 IoCs
resource yara_rule behavioral1/memory/2956-2-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/2956-16-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/2956-17-0x0000000000220000-0x0000000000228000-memory.dmp family_mydoom behavioral1/memory/2956-41-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/2956-65-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/2956-69-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/2956-71-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom -
Mydoom family
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Executes dropped EXE 1 IoCs
pid Process 2108 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" 3078fbb39a1516f9ed64250f1ae7c35b90464419ced3084a947793297fc85db9N.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\Services = "C:\\Windows\\services.exe" services.exe -
resource yara_rule behavioral1/memory/2956-2-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2956-4-0x0000000000220000-0x0000000000228000-memory.dmp upx behavioral1/files/0x0008000000018bdd-7.dat upx behavioral1/memory/2108-10-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2956-16-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2956-17-0x0000000000220000-0x0000000000228000-memory.dmp upx behavioral1/memory/2108-19-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2108-20-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2108-25-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2108-30-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2108-32-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2108-37-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2956-41-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2108-42-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2108-44-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/files/0x003700000001875f-57.dat upx behavioral1/memory/2956-65-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2108-66-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2956-69-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2108-70-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2956-71-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2108-72-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2108-77-0x0000000000400000-0x0000000000408000-memory.dmp upx -
Drops file in Windows directory 3 IoCs
description ioc Process File created C:\Windows\services.exe 3078fbb39a1516f9ed64250f1ae7c35b90464419ced3084a947793297fc85db9N.exe File opened for modification C:\Windows\java.exe 3078fbb39a1516f9ed64250f1ae7c35b90464419ced3084a947793297fc85db9N.exe File created C:\Windows\java.exe 3078fbb39a1516f9ed64250f1ae7c35b90464419ced3084a947793297fc85db9N.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 3078fbb39a1516f9ed64250f1ae7c35b90464419ced3084a947793297fc85db9N.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 2956 wrote to memory of 2108 2956 3078fbb39a1516f9ed64250f1ae7c35b90464419ced3084a947793297fc85db9N.exe 31 PID 2956 wrote to memory of 2108 2956 3078fbb39a1516f9ed64250f1ae7c35b90464419ced3084a947793297fc85db9N.exe 31 PID 2956 wrote to memory of 2108 2956 3078fbb39a1516f9ed64250f1ae7c35b90464419ced3084a947793297fc85db9N.exe 31 PID 2956 wrote to memory of 2108 2956 3078fbb39a1516f9ed64250f1ae7c35b90464419ced3084a947793297fc85db9N.exe 31
Processes
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C:\Users\Admin\AppData\Local\Temp\3078fbb39a1516f9ed64250f1ae7c35b90464419ced3084a947793297fc85db9N.exe"C:\Users\Admin\AppData\Local\Temp\3078fbb39a1516f9ed64250f1ae7c35b90464419ced3084a947793297fc85db9N.exe"1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2956 -
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:2108
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
29KB
MD59653d44aad8e1d9d07476aed9024a1d8
SHA1deb1e93e0a7ce1d6b180746827ed442f5f01de80
SHA256c537276669f7d5f448300f81d32f02a4d779c4766f59b5a37d10ab92e8dbe9a7
SHA5121ec64d03089d53eaddfe70316100ef34f4567cae0595f95e450a5d2a07cd4615e24808f62e4465982219d793de075c4070e90b6d0b85c7dde5ef06258284e904
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Filesize
352B
MD5908052e8b9807181709bd23dc90bd0d3
SHA1bd85df9ab974ec79381bcebe7e4d0fdec489c20c
SHA256d1d0f4050a91b9db0da177bcd8f24d09a35e05cc7bbcc8237d0b86be391d19bf
SHA51283d2da45d55178c7a2dd4121ff34ed4de95054b82c1e987cf16e10c4082803220a1fe01a75153cabddf6728deaebc4fb589baf3d17ffdf71baa199c9d3c82151
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Filesize
8KB
MD5b0fe74719b1b647e2056641931907f4a
SHA1e858c206d2d1542a79936cb00d85da853bfc95e2
SHA256bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c
SHA5129c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2