Analysis
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max time kernel
150s -
max time network
157s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
21-11-2024 00:03
Behavioral task
behavioral1
Sample
6f1d9c5ce547a51bb35d3734ca770d744e4248c640b05a6faf62c63d5531f992.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
6f1d9c5ce547a51bb35d3734ca770d744e4248c640b05a6faf62c63d5531f992.exe
Resource
win10v2004-20241007-en
General
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Target
6f1d9c5ce547a51bb35d3734ca770d744e4248c640b05a6faf62c63d5531f992.exe
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Size
29KB
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MD5
bb07c336e83bf06454949fc5bb005b1e
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SHA1
85b59eed2cdcaac07ea3ebec488052935e1e688e
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SHA256
6f1d9c5ce547a51bb35d3734ca770d744e4248c640b05a6faf62c63d5531f992
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SHA512
d4fcee75134b9396c0dafd2a809b6c0c37aac68163d5a56af7d7dac3a6fb849b4c8656b9fc284f1a9a72d2705a5f007ec3dc3faf8a81355169676890658c30f3
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SSDEEP
768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/4:AEwVs+0jNDY1qi/qg
Malware Config
Signatures
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Detects MyDoom family 5 IoCs
resource yara_rule behavioral1/memory/576-16-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/576-60-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/576-79-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/576-81-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/576-85-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom -
Mydoom family
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Executes dropped EXE 1 IoCs
pid Process 2468 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" 6f1d9c5ce547a51bb35d3734ca770d744e4248c640b05a6faf62c63d5531f992.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\Services = "C:\\Windows\\services.exe" services.exe -
resource yara_rule behavioral1/memory/576-0-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/576-4-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/files/0x00070000000195c5-7.dat upx behavioral1/memory/576-16-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2468-19-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2468-20-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2468-25-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2468-30-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2468-32-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2468-37-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2468-42-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2468-44-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2468-49-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2468-54-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2468-56-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2468-61-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/576-60-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/files/0x0005000000004ed7-74.dat upx behavioral1/memory/576-79-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2468-80-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/576-81-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2468-82-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2468-86-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/576-85-0x0000000000500000-0x0000000000510200-memory.dmp upx -
Drops file in Windows directory 3 IoCs
description ioc Process File created C:\Windows\services.exe 6f1d9c5ce547a51bb35d3734ca770d744e4248c640b05a6faf62c63d5531f992.exe File opened for modification C:\Windows\java.exe 6f1d9c5ce547a51bb35d3734ca770d744e4248c640b05a6faf62c63d5531f992.exe File created C:\Windows\java.exe 6f1d9c5ce547a51bb35d3734ca770d744e4248c640b05a6faf62c63d5531f992.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 6f1d9c5ce547a51bb35d3734ca770d744e4248c640b05a6faf62c63d5531f992.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language services.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 576 wrote to memory of 2468 576 6f1d9c5ce547a51bb35d3734ca770d744e4248c640b05a6faf62c63d5531f992.exe 31 PID 576 wrote to memory of 2468 576 6f1d9c5ce547a51bb35d3734ca770d744e4248c640b05a6faf62c63d5531f992.exe 31 PID 576 wrote to memory of 2468 576 6f1d9c5ce547a51bb35d3734ca770d744e4248c640b05a6faf62c63d5531f992.exe 31 PID 576 wrote to memory of 2468 576 6f1d9c5ce547a51bb35d3734ca770d744e4248c640b05a6faf62c63d5531f992.exe 31
Processes
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C:\Users\Admin\AppData\Local\Temp\6f1d9c5ce547a51bb35d3734ca770d744e4248c640b05a6faf62c63d5531f992.exe"C:\Users\Admin\AppData\Local\Temp\6f1d9c5ce547a51bb35d3734ca770d744e4248c640b05a6faf62c63d5531f992.exe"1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:576 -
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:2468
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
29KB
MD578081c954b64282cfa64c6e3039226c5
SHA10d30c9967246d1d72fb0b344a413ba37dce7df0a
SHA25653b0ec5b0a39f3145070b1bc8085516ab2a562b2b1a150c1a14be931e1349ec4
SHA512629ec8d6cb7c9ceea1517f3e19160a6d349ee771b6e6cfcff6ce920cbfa8baff29ca9895258c34ccf61ff6ff7be9679d48208351f813371ee3d862a2b91950c7
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Filesize
320B
MD5bdbb3baa461b347d044d5dfecfc1283a
SHA1ac98dd6b4fb936c618bbf7c49a5d60f72e991eaa
SHA256a9ae2814e567dbf28bc3f69347433f25846709f22b4b56aeb4cd64f494b11149
SHA51207fe854247da4515164793fe10939384eba10da4e22c25735df4e522acc8aae01e2481d96f87b817716509b054fbec2637aa06b6ed4a3f5e4965e01b45c17fa9
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Filesize
8KB
MD5b0fe74719b1b647e2056641931907f4a
SHA1e858c206d2d1542a79936cb00d85da853bfc95e2
SHA256bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c
SHA5129c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2