Analysis
-
max time kernel
150s -
max time network
148s -
platform
windows7_x64 -
resource
win7-20240729-en -
resource tags
arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system -
submitted
08-01-2025 04:00
Behavioral task
behavioral1
Sample
8a8fedd22893494267266ae3c493347a74eed5e5a001954cc4f3b33ea878907b.exe
Resource
win7-20240729-en
Behavioral task
behavioral2
Sample
8a8fedd22893494267266ae3c493347a74eed5e5a001954cc4f3b33ea878907b.exe
Resource
win10v2004-20241007-en
General
-
Target
8a8fedd22893494267266ae3c493347a74eed5e5a001954cc4f3b33ea878907b.exe
-
Size
29KB
-
MD5
e4ea35d49695da3112c792c3f053cd53
-
SHA1
3971d477f69a095b78303c44678ad6f4eb3d0f97
-
SHA256
8a8fedd22893494267266ae3c493347a74eed5e5a001954cc4f3b33ea878907b
-
SHA512
af8d2ca78414900a813f676be707e44c5876d8d4cf30c70faade42e38529cc8e77891bd2a6566c02bb7f0379e88f93365a83992483c0f6b3a1c4e3a3f781ce95
-
SSDEEP
768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/qhv:AEwVs+0jNDY1qi/qSZ
Malware Config
Signatures
-
Detects MyDoom family 5 IoCs
resource yara_rule behavioral1/memory/2236-17-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/2236-56-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/2236-78-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/2236-82-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/2236-84-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom -
Mydoom family
-
Executes dropped EXE 1 IoCs
pid Process 1056 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" 8a8fedd22893494267266ae3c493347a74eed5e5a001954cc4f3b33ea878907b.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\Services = "C:\\Windows\\services.exe" services.exe -
resource yara_rule behavioral1/memory/2236-0-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2236-3-0x0000000000220000-0x0000000000228000-memory.dmp upx behavioral1/files/0x0007000000018b62-9.dat upx behavioral1/memory/1056-11-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2236-17-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/1056-20-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/1056-21-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/1056-26-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/1056-31-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/1056-33-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/1056-38-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/1056-43-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/1056-45-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/1056-50-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/1056-55-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/1056-57-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2236-56-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/files/0x0037000000018710-65.dat upx behavioral1/memory/1056-79-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2236-78-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/1056-83-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2236-82-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/1056-85-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2236-84-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/1056-90-0x0000000000400000-0x0000000000408000-memory.dmp upx -
Drops file in Windows directory 3 IoCs
description ioc Process File created C:\Windows\services.exe 8a8fedd22893494267266ae3c493347a74eed5e5a001954cc4f3b33ea878907b.exe File opened for modification C:\Windows\java.exe 8a8fedd22893494267266ae3c493347a74eed5e5a001954cc4f3b33ea878907b.exe File created C:\Windows\java.exe 8a8fedd22893494267266ae3c493347a74eed5e5a001954cc4f3b33ea878907b.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 8a8fedd22893494267266ae3c493347a74eed5e5a001954cc4f3b33ea878907b.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language services.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 2236 wrote to memory of 1056 2236 8a8fedd22893494267266ae3c493347a74eed5e5a001954cc4f3b33ea878907b.exe 29 PID 2236 wrote to memory of 1056 2236 8a8fedd22893494267266ae3c493347a74eed5e5a001954cc4f3b33ea878907b.exe 29 PID 2236 wrote to memory of 1056 2236 8a8fedd22893494267266ae3c493347a74eed5e5a001954cc4f3b33ea878907b.exe 29 PID 2236 wrote to memory of 1056 2236 8a8fedd22893494267266ae3c493347a74eed5e5a001954cc4f3b33ea878907b.exe 29
Processes
-
C:\Users\Admin\AppData\Local\Temp\8a8fedd22893494267266ae3c493347a74eed5e5a001954cc4f3b33ea878907b.exe"C:\Users\Admin\AppData\Local\Temp\8a8fedd22893494267266ae3c493347a74eed5e5a001954cc4f3b33ea878907b.exe"1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2236 -
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:1056
-
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
-
Filesize
29KB
MD5157822f793b2a32c6641ee2c01f9b414
SHA132502f53407d01f3d78dd0352f5bf03afadf06ba
SHA2567f7ac61dac9c080c0b6a9c9741c54cc31f7f73e0cba0aa04f2246e7acf0db196
SHA512ba4c5ce13a40c2f8ebbfd06413b2990cb4e94d604bef4d5ea1bbca3ca8ccfccdb6b295f90ffbc38ecaf83ca62e6344621fd0c908bb6a0c9921a72a90becc47e1
-
Filesize
320B
MD538d0a3a1b7f1e6925871e81987bdcffd
SHA17744d5038f3e6b810998da93b01c83cd1528618e
SHA25657cbad354ba4af568bea0a50db1f7e9e66d49dce2c0615cabea7053239ed6c5e
SHA51211ea7c63ea2df0550c8d33a65edb530323bff00ac67c88798eee38094836bca765cbc9ec28fcd13167b9cc1032efc209f09d6427e03a67670afe9740bb84cdf7
-
Filesize
8KB
MD5b0fe74719b1b647e2056641931907f4a
SHA1e858c206d2d1542a79936cb00d85da853bfc95e2
SHA256bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c
SHA5129c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2