Analysis
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max time kernel
120s -
max time network
119s -
platform
windows7_x64 -
resource
win7-20240708-en -
resource tags
arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system -
submitted
11-12-2024 10:11
Behavioral task
behavioral1
Sample
944eea6102363852a84b624000c6c45edc88b8743ed60ce7b4665c8048b18daa.exe
Resource
win7-20240708-en
Behavioral task
behavioral2
Sample
944eea6102363852a84b624000c6c45edc88b8743ed60ce7b4665c8048b18daa.exe
Resource
win10v2004-20241007-en
General
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Target
944eea6102363852a84b624000c6c45edc88b8743ed60ce7b4665c8048b18daa.exe
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Size
29KB
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MD5
42cd14cab526404c895c96834142a0b7
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SHA1
d3c280707847d714e98d82a74076837fa08ea68e
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SHA256
944eea6102363852a84b624000c6c45edc88b8743ed60ce7b4665c8048b18daa
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SHA512
482b421826576d888c8919a541a249b51a8c8b8c68f6711183a08c44485c33a101f1c98af2c8d18f485c52346bef86ad2b576afb8a5eace7e1b35e8a39785c90
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SSDEEP
768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/VO:AEwVs+0jNDY1qi/qw
Malware Config
Signatures
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Detects MyDoom family 6 IoCs
resource yara_rule behavioral1/memory/1900-8-0x00000000001B0000-0x00000000001B8000-memory.dmp family_mydoom behavioral1/memory/1900-2-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/1900-17-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/1900-48-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/1900-66-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/1900-70-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom -
Mydoom family
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Executes dropped EXE 1 IoCs
pid Process 2340 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" 944eea6102363852a84b624000c6c45edc88b8743ed60ce7b4665c8048b18daa.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\Services = "C:\\Windows\\services.exe" services.exe -
resource yara_rule behavioral1/memory/2340-11-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/files/0x0008000000016d71-10.dat upx behavioral1/memory/1900-8-0x00000000001B0000-0x00000000001B8000-memory.dmp upx behavioral1/memory/1900-4-0x00000000001B0000-0x00000000001B8000-memory.dmp upx behavioral1/memory/1900-2-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/1900-17-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2340-19-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2340-20-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2340-25-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2340-30-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2340-32-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2340-37-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2340-42-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2340-44-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/1900-48-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2340-49-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2340-54-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/files/0x0032000000016d04-59.dat upx behavioral1/memory/1900-66-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2340-67-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/1900-70-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2340-71-0x0000000000400000-0x0000000000408000-memory.dmp upx -
Drops file in Windows directory 3 IoCs
description ioc Process File created C:\Windows\services.exe 944eea6102363852a84b624000c6c45edc88b8743ed60ce7b4665c8048b18daa.exe File opened for modification C:\Windows\java.exe 944eea6102363852a84b624000c6c45edc88b8743ed60ce7b4665c8048b18daa.exe File created C:\Windows\java.exe 944eea6102363852a84b624000c6c45edc88b8743ed60ce7b4665c8048b18daa.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 944eea6102363852a84b624000c6c45edc88b8743ed60ce7b4665c8048b18daa.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language services.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 1900 wrote to memory of 2340 1900 944eea6102363852a84b624000c6c45edc88b8743ed60ce7b4665c8048b18daa.exe 30 PID 1900 wrote to memory of 2340 1900 944eea6102363852a84b624000c6c45edc88b8743ed60ce7b4665c8048b18daa.exe 30 PID 1900 wrote to memory of 2340 1900 944eea6102363852a84b624000c6c45edc88b8743ed60ce7b4665c8048b18daa.exe 30 PID 1900 wrote to memory of 2340 1900 944eea6102363852a84b624000c6c45edc88b8743ed60ce7b4665c8048b18daa.exe 30
Processes
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C:\Users\Admin\AppData\Local\Temp\944eea6102363852a84b624000c6c45edc88b8743ed60ce7b4665c8048b18daa.exe"C:\Users\Admin\AppData\Local\Temp\944eea6102363852a84b624000c6c45edc88b8743ed60ce7b4665c8048b18daa.exe"1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1900 -
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:2340
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
29KB
MD55a19c4737c02156706479b79be44931a
SHA148a594d17531b0ac6bf83ed4e4e9a771c90bf971
SHA256892520ff207be7f0dfc610ff932073f07cb5429cc11740b3b65efde5d5732964
SHA51263eed6b5b786ec2c89e25997425a68c6a71149048a313c32185dec79f670884a670e1b4a5c6e12ecc13f77945cc5aa171faffae7b8df195ec3c37323f8f7a420
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Filesize
352B
MD503c49a6dfd2655edea4dd4c36e76eebe
SHA192250716a74f89392f5d22d18cc4c9818c978d2e
SHA2563ce7be4a6634d2f20a471526304eaba68b3501386167ff125f861314f809cff1
SHA512a19147a70862c55fcae8b7db901974a7f4bc994a6fa6d61ce5c49951355b2c1f9c62f37f1d3ddf1c363cdd42bf8fcb952e8759d51660c5dba98c4a031a6e0948
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Filesize
8KB
MD5b0fe74719b1b647e2056641931907f4a
SHA1e858c206d2d1542a79936cb00d85da853bfc95e2
SHA256bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c
SHA5129c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2