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Analysis
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max time kernel
120s -
max time network
124s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
07/12/2024, 20:20
Behavioral task
behavioral1
Sample
24e4fb36a924eb6bfea97a5ab83dfc70399924da4607a30180063e2c647ffbe0N.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
24e4fb36a924eb6bfea97a5ab83dfc70399924da4607a30180063e2c647ffbe0N.exe
Resource
win10v2004-20241007-en
General
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Target
24e4fb36a924eb6bfea97a5ab83dfc70399924da4607a30180063e2c647ffbe0N.exe
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Size
29KB
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MD5
3704530d95879e462f136e1d39095520
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SHA1
8f35bb81599add46f9ed8f8b156ee511e7ccb821
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SHA256
24e4fb36a924eb6bfea97a5ab83dfc70399924da4607a30180063e2c647ffbe0
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SHA512
499678aff90553a7b47416a71eba8005107b10c058a6b1dd84fe05127b0a703569bb2e05ff4a39441a40395a74670a33f6c3aa0fac0825024d4cb68cbbfe51a9
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SSDEEP
768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/kH:AEwVs+0jNDY1qi/qcH
Malware Config
Signatures
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Detects MyDoom family 2 IoCs
resource yara_rule behavioral2/memory/3964-13-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/3964-56-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom -
Mydoom family
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Executes dropped EXE 1 IoCs
pid Process 1532 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" 24e4fb36a924eb6bfea97a5ab83dfc70399924da4607a30180063e2c647ffbe0N.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Services = "C:\\Windows\\services.exe" services.exe -
resource yara_rule behavioral2/memory/3964-0-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/files/0x0007000000023c7e-4.dat upx behavioral2/memory/1532-5-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3964-13-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/1532-15-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/1532-16-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/1532-21-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/1532-26-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/1532-28-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/1532-33-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/1532-38-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/1532-40-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/1532-45-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/1532-50-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/1532-52-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3964-56-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/1532-57-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/files/0x0004000000000707-70.dat upx -
Drops file in Windows directory 3 IoCs
description ioc Process File created C:\Windows\services.exe 24e4fb36a924eb6bfea97a5ab83dfc70399924da4607a30180063e2c647ffbe0N.exe File opened for modification C:\Windows\java.exe 24e4fb36a924eb6bfea97a5ab83dfc70399924da4607a30180063e2c647ffbe0N.exe File created C:\Windows\java.exe 24e4fb36a924eb6bfea97a5ab83dfc70399924da4607a30180063e2c647ffbe0N.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 24e4fb36a924eb6bfea97a5ab83dfc70399924da4607a30180063e2c647ffbe0N.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language services.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 3964 wrote to memory of 1532 3964 24e4fb36a924eb6bfea97a5ab83dfc70399924da4607a30180063e2c647ffbe0N.exe 82 PID 3964 wrote to memory of 1532 3964 24e4fb36a924eb6bfea97a5ab83dfc70399924da4607a30180063e2c647ffbe0N.exe 82 PID 3964 wrote to memory of 1532 3964 24e4fb36a924eb6bfea97a5ab83dfc70399924da4607a30180063e2c647ffbe0N.exe 82
Processes
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C:\Users\Admin\AppData\Local\Temp\24e4fb36a924eb6bfea97a5ab83dfc70399924da4607a30180063e2c647ffbe0N.exe"C:\Users\Admin\AppData\Local\Temp\24e4fb36a924eb6bfea97a5ab83dfc70399924da4607a30180063e2c647ffbe0N.exe"1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3964 -
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:1532
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
29KB
MD5fbff06dfc0327788474025fce17f5ba9
SHA104c4135c8aaab0ffc4139bba159937b0ff621947
SHA25630c63af3e35f83623746ff2090330db3a1116d1571695815e7715f1de14ac19a
SHA512224423f3d6c55c6229d910f25765da1ebd2573712184bddf9abbd299c5d406061613468dded4e62eb755c29d6d203bc0a9038a51d72538ae0e47a42c55c3e461
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Filesize
352B
MD57144376bb5d8caaa571d4ba2dd8b3547
SHA18df2171f5617d08a771009264e7438510e0472c1
SHA256c4ca65484295711b33101da9f080d2c3cda26854b42db4413616b181b6a30468
SHA5121639f45047f1eeb04a0ee5de0c63c26e38e91c0d3ce4596f76e13175009933062f96f95880ddfe073efc2d0da5f11bbeab9275ef65351c6f01badc86103ee516
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Filesize
8KB
MD5b0fe74719b1b647e2056641931907f4a
SHA1e858c206d2d1542a79936cb00d85da853bfc95e2
SHA256bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c
SHA5129c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2