Analysis
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max time kernel
150s -
max time network
151s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
17-11-2024 10:59
Behavioral task
behavioral1
Sample
fc4b077d4b970dc3ff16fe1b147700f62956be159c85554af6c71f38d2058c53.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
fc4b077d4b970dc3ff16fe1b147700f62956be159c85554af6c71f38d2058c53.exe
Resource
win10v2004-20241007-en
General
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Target
fc4b077d4b970dc3ff16fe1b147700f62956be159c85554af6c71f38d2058c53.exe
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Size
29KB
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MD5
9bfca63c185a452947d64ee4d616f4de
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SHA1
a5a6dc4e30b8450657eb0e764207ab6a8939e5d6
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SHA256
fc4b077d4b970dc3ff16fe1b147700f62956be159c85554af6c71f38d2058c53
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SHA512
e916c16cfb07f7a7306afc8b11747f2f8134f5d5e3073065dc1d63a0a057de5904d51d211aabe96c4ef6e0d666daea9299b3143750db9289b2fa71b03dd13d16
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SSDEEP
768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/9:AEwVs+0jNDY1qi/qV
Malware Config
Signatures
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Detects MyDoom family 5 IoCs
Processes:
resource yara_rule behavioral2/memory/924-13-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/924-56-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/924-61-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/924-158-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/924-162-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom -
Mydoom family
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Executes dropped EXE 1 IoCs
Processes:
services.exepid Process 3000 services.exe -
Adds Run key to start application 2 TTPs 2 IoCs
Processes:
fc4b077d4b970dc3ff16fe1b147700f62956be159c85554af6c71f38d2058c53.exeservices.exedescription ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\JavaVM = "C:\\Windows\\java.exe" fc4b077d4b970dc3ff16fe1b147700f62956be159c85554af6c71f38d2058c53.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Services = "C:\\Windows\\services.exe" services.exe -
Processes:
resource yara_rule behavioral2/memory/924-0-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/3000-5-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/files/0x000c000000023b8c-4.dat upx behavioral2/memory/924-13-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/3000-15-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3000-16-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3000-21-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3000-26-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3000-28-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3000-33-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3000-38-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3000-40-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3000-45-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3000-50-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3000-52-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/924-56-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/3000-57-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/924-61-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/3000-62-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/files/0x0004000000000705-72.dat upx behavioral2/memory/924-158-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/3000-159-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/924-162-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/3000-163-0x0000000000400000-0x0000000000408000-memory.dmp upx -
Drops file in Windows directory 3 IoCs
Processes:
fc4b077d4b970dc3ff16fe1b147700f62956be159c85554af6c71f38d2058c53.exedescription ioc Process File created C:\Windows\services.exe fc4b077d4b970dc3ff16fe1b147700f62956be159c85554af6c71f38d2058c53.exe File opened for modification C:\Windows\java.exe fc4b077d4b970dc3ff16fe1b147700f62956be159c85554af6c71f38d2058c53.exe File created C:\Windows\java.exe fc4b077d4b970dc3ff16fe1b147700f62956be159c85554af6c71f38d2058c53.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.
Processes:
fc4b077d4b970dc3ff16fe1b147700f62956be159c85554af6c71f38d2058c53.exeservices.exedescription ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language fc4b077d4b970dc3ff16fe1b147700f62956be159c85554af6c71f38d2058c53.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language services.exe -
Suspicious use of WriteProcessMemory 3 IoCs
Processes:
fc4b077d4b970dc3ff16fe1b147700f62956be159c85554af6c71f38d2058c53.exedescription pid Process procid_target PID 924 wrote to memory of 3000 924 fc4b077d4b970dc3ff16fe1b147700f62956be159c85554af6c71f38d2058c53.exe 83 PID 924 wrote to memory of 3000 924 fc4b077d4b970dc3ff16fe1b147700f62956be159c85554af6c71f38d2058c53.exe 83 PID 924 wrote to memory of 3000 924 fc4b077d4b970dc3ff16fe1b147700f62956be159c85554af6c71f38d2058c53.exe 83
Processes
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C:\Users\Admin\AppData\Local\Temp\fc4b077d4b970dc3ff16fe1b147700f62956be159c85554af6c71f38d2058c53.exe"C:\Users\Admin\AppData\Local\Temp\fc4b077d4b970dc3ff16fe1b147700f62956be159c85554af6c71f38d2058c53.exe"1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:924 -
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:3000
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
29KB
MD591a3f637759d5370c81bed9787cb7be8
SHA1895fadb7074162e1855ad180433248cccb84e9a9
SHA256d8e051e79e7f55112137dd9e36840957eae9fcf3ec2b9baa37d9e35b3d25ea10
SHA5127b4047deb691c84c7bc0fef16d8b56ba4a6e9f4f35c7bbf60990bcd2d3afa44f28bc1e523148f20df1ae3da65157d4b9b03ee08de5d41b611cc6781ec9d01a5f
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Filesize
288B
MD51f9146e83e4cc95b7fe625cde431958b
SHA11952f515dd0cfdfc2b677c5a78d434564c727c99
SHA256985cdbcea621e055c55342ce80abf7940943d231f05266d6443c828b5a9752fe
SHA512410469ffb1ac987edfab38658fb013da180fdba7c662ec9959234b0054ebf2484b7a1f34501acc5a6ad7e2a554ae61f86d1ccd54a3882a2296352bc51f41dedb
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MD5
d41d8cd98f00b204e9800998ecf8427e
SHA1da39a3ee5e6b4b0d3255bfef95601890afd80709
SHA256e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855
SHA512cf83e1357eefb8bdf1542850d66d8007d620e4050b5715dc83f4a921d36ce9ce47d0d13c5d85f2b0ff8318d2877eec2f63b931bd47417a81a538327af927da3e
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Filesize
8KB
MD5b0fe74719b1b647e2056641931907f4a
SHA1e858c206d2d1542a79936cb00d85da853bfc95e2
SHA256bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c
SHA5129c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2