Analysis
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max time kernel
120s -
max time network
116s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
20-01-2025 23:15
Behavioral task
behavioral1
Sample
bbe2d653b067f04e0a2fe8ab69d372b705c87bb0b3547f7dd9b89fabe4de448fN.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
bbe2d653b067f04e0a2fe8ab69d372b705c87bb0b3547f7dd9b89fabe4de448fN.exe
Resource
win10v2004-20241007-en
General
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Target
bbe2d653b067f04e0a2fe8ab69d372b705c87bb0b3547f7dd9b89fabe4de448fN.exe
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Size
29KB
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MD5
e014df49365e4171f403785594a22c80
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SHA1
5ac35799f43d6dabf04b8416ebf58e423f4209e0
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SHA256
bbe2d653b067f04e0a2fe8ab69d372b705c87bb0b3547f7dd9b89fabe4de448f
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SHA512
167c51c7aea29e246a8af4457bb5ea9d2b9cc137704224fb6782964d6c352e8713c6cca1b5bdc4ad78a87b9852018355187a5648c4c1302a8a6fbeabb6dfbecd
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SSDEEP
768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/JS:AEwVs+0jNDY1qi/q4
Malware Config
Signatures
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Detects MyDoom family 4 IoCs
resource yara_rule behavioral2/memory/2160-13-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/2160-44-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/2160-125-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/2160-127-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom -
Mydoom family
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Executes dropped EXE 1 IoCs
pid Process 4884 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" bbe2d653b067f04e0a2fe8ab69d372b705c87bb0b3547f7dd9b89fabe4de448fN.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Services = "C:\\Windows\\services.exe" services.exe -
resource yara_rule behavioral2/memory/2160-0-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/files/0x000a000000023b74-4.dat upx behavioral2/memory/4884-5-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/2160-13-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/4884-15-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4884-16-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4884-21-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4884-26-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4884-28-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4884-33-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4884-38-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4884-40-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/2160-44-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/4884-45-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/files/0x0003000000021f4b-55.dat upx behavioral2/memory/2160-125-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/4884-126-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/2160-127-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/4884-128-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4884-133-0x0000000000400000-0x0000000000408000-memory.dmp upx -
Drops file in Windows directory 3 IoCs
description ioc Process File created C:\Windows\services.exe bbe2d653b067f04e0a2fe8ab69d372b705c87bb0b3547f7dd9b89fabe4de448fN.exe File opened for modification C:\Windows\java.exe bbe2d653b067f04e0a2fe8ab69d372b705c87bb0b3547f7dd9b89fabe4de448fN.exe File created C:\Windows\java.exe bbe2d653b067f04e0a2fe8ab69d372b705c87bb0b3547f7dd9b89fabe4de448fN.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 bbe2d653b067f04e0a2fe8ab69d372b705c87bb0b3547f7dd9b89fabe4de448fN.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language services.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 2160 wrote to memory of 4884 2160 bbe2d653b067f04e0a2fe8ab69d372b705c87bb0b3547f7dd9b89fabe4de448fN.exe 83 PID 2160 wrote to memory of 4884 2160 bbe2d653b067f04e0a2fe8ab69d372b705c87bb0b3547f7dd9b89fabe4de448fN.exe 83 PID 2160 wrote to memory of 4884 2160 bbe2d653b067f04e0a2fe8ab69d372b705c87bb0b3547f7dd9b89fabe4de448fN.exe 83
Processes
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C:\Users\Admin\AppData\Local\Temp\bbe2d653b067f04e0a2fe8ab69d372b705c87bb0b3547f7dd9b89fabe4de448fN.exe"C:\Users\Admin\AppData\Local\Temp\bbe2d653b067f04e0a2fe8ab69d372b705c87bb0b3547f7dd9b89fabe4de448fN.exe"1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2160 -
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:4884
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
29KB
MD5016fb825247ce3f99316d093859851bc
SHA1a5af98322c1cbff37bd171ff4bfa9f98c9e58a35
SHA256265fef6473e84dc0af8904f04a7a3506f561fe632f8c4eeb4f438ed5e8a0e6b8
SHA512e667c7f0d77a727456a07087acd059bdcd2e879351faf9c1e49c8b9f4a01eff4939eed6c33dad56fc6691e303f6683f07816cc3616dfd79b5bbf4b8d97649689
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Filesize
352B
MD5a313175c9f0641c67fdfe9480f53f848
SHA17fdf3ee7ec9585087b72e0feded37a09abc56a83
SHA256b414226f3cd671ef5eb52c0fdde5472c98fb6ab5ad814f891a56a3d35b9132b7
SHA512fe45fcfdcce4bf262f1f5b68eff21ce0e69465f76ad9df8490af8c064bdadbc8881d86587017eabb04131a00619feefcb298e3abac1e205897be28e94ab5c79a
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Filesize
8KB
MD5b0fe74719b1b647e2056641931907f4a
SHA1e858c206d2d1542a79936cb00d85da853bfc95e2
SHA256bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c
SHA5129c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2