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Analysis
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max time kernel
120s -
max time network
119s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
28/09/2024, 19:39
Behavioral task
behavioral1
Sample
e1ca97b674fde1a1064db6d71f92a6079c8d1df54accc251062896a0317bfa2eN.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
e1ca97b674fde1a1064db6d71f92a6079c8d1df54accc251062896a0317bfa2eN.exe
Resource
win10v2004-20240802-en
General
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Target
e1ca97b674fde1a1064db6d71f92a6079c8d1df54accc251062896a0317bfa2eN.exe
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Size
29KB
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MD5
884e2d7716a360b3d0add13aaceffbb0
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SHA1
d538e4dede805e231102b24b23520afec15bc2dd
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SHA256
e1ca97b674fde1a1064db6d71f92a6079c8d1df54accc251062896a0317bfa2e
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SHA512
171b1d96acf9c922f3b0ec56cb7ee00af1b167081496c73d0d832683ab5cb0c452da70b53f853fb65b3dd96229861b3339b54d2b5b50601914ba0503dfaa81e5
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SSDEEP
768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/q:AEwVs+0jNDY1qi/qi
Malware Config
Signatures
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Detects MyDoom family 7 IoCs
resource yara_rule behavioral1/memory/3040-15-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/3040-35-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/3040-40-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/3040-56-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/3040-60-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/3040-65-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/3040-72-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom -
Executes dropped EXE 1 IoCs
pid Process 2284 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\Services = "C:\\Windows\\services.exe" services.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\JavaVM = "C:\\Windows\\java.exe" e1ca97b674fde1a1064db6d71f92a6079c8d1df54accc251062896a0317bfa2eN.exe -
resource yara_rule behavioral1/files/0x0008000000016f02-9.dat upx behavioral1/memory/3040-4-0x0000000000220000-0x0000000000228000-memory.dmp upx behavioral1/memory/3040-0-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/3040-15-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2284-18-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2284-19-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2284-24-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2284-29-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2284-31-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/3040-35-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2284-36-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/3040-40-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2284-41-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/files/0x0005000000004ed7-51.dat upx behavioral1/memory/3040-56-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2284-57-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/3040-60-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2284-61-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/3040-65-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2284-66-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2284-68-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/3040-72-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2284-73-0x0000000000400000-0x0000000000408000-memory.dmp upx -
Drops file in Windows directory 3 IoCs
description ioc Process File created C:\Windows\services.exe e1ca97b674fde1a1064db6d71f92a6079c8d1df54accc251062896a0317bfa2eN.exe File opened for modification C:\Windows\java.exe e1ca97b674fde1a1064db6d71f92a6079c8d1df54accc251062896a0317bfa2eN.exe File created C:\Windows\java.exe e1ca97b674fde1a1064db6d71f92a6079c8d1df54accc251062896a0317bfa2eN.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 e1ca97b674fde1a1064db6d71f92a6079c8d1df54accc251062896a0317bfa2eN.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language services.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 3040 wrote to memory of 2284 3040 e1ca97b674fde1a1064db6d71f92a6079c8d1df54accc251062896a0317bfa2eN.exe 31 PID 3040 wrote to memory of 2284 3040 e1ca97b674fde1a1064db6d71f92a6079c8d1df54accc251062896a0317bfa2eN.exe 31 PID 3040 wrote to memory of 2284 3040 e1ca97b674fde1a1064db6d71f92a6079c8d1df54accc251062896a0317bfa2eN.exe 31 PID 3040 wrote to memory of 2284 3040 e1ca97b674fde1a1064db6d71f92a6079c8d1df54accc251062896a0317bfa2eN.exe 31
Processes
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C:\Users\Admin\AppData\Local\Temp\e1ca97b674fde1a1064db6d71f92a6079c8d1df54accc251062896a0317bfa2eN.exe"C:\Users\Admin\AppData\Local\Temp\e1ca97b674fde1a1064db6d71f92a6079c8d1df54accc251062896a0317bfa2eN.exe"1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3040 -
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:2284
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
29KB
MD5a812b663dab57ece75d80b8b6e53e30f
SHA1c852de7da6f28cee2de4fee7f53d130ad6f992ba
SHA2560f501df2a4b127d79a71e578df170a4c812a6d965342e995276537264c7b8a38
SHA512014566179b9a6ab72dd82e140f3df9c1189e9736d16a671be85f2ba5952f1a1dacccb6e54314ca11aa67ac6b58b75b4f272945aa94c5d8971ac4db07fff36918
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Filesize
320B
MD5f82a8d7dd97af140484115020769cffe
SHA16ed1769fc74fbd496d44ea4228681938ef7e5a93
SHA25637836968e91271a493919df0740ffd94a61786ef280aa60d3a8cc67d5a2d3749
SHA5124817f4792a8176a471f38c49ffb1364460d61bdf70761bfbd8946a0db8fdae0d12f3161e7dae1f0e59c1dac1ae42944cbc1a5a4088d814dbac4636319a35e8e1
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Filesize
8KB
MD5b0fe74719b1b647e2056641931907f4a
SHA1e858c206d2d1542a79936cb00d85da853bfc95e2
SHA256bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c
SHA5129c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2