Analysis
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max time kernel
150s -
max time network
147s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
09-01-2025 04:02
Behavioral task
behavioral1
Sample
8df8b9064c8aa84b1abaf4dd69463d2ff5ef4f3acde9c145f1a1e4c2c28aed11.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
8df8b9064c8aa84b1abaf4dd69463d2ff5ef4f3acde9c145f1a1e4c2c28aed11.exe
Resource
win10v2004-20241007-en
General
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Target
8df8b9064c8aa84b1abaf4dd69463d2ff5ef4f3acde9c145f1a1e4c2c28aed11.exe
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Size
29KB
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MD5
3f2aa9cc9755478ac2183e503afc5a70
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SHA1
c427b344a42b18bc057a5489c9d0431b4f5bf06e
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SHA256
8df8b9064c8aa84b1abaf4dd69463d2ff5ef4f3acde9c145f1a1e4c2c28aed11
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SHA512
60bcc130d4def43ded4808dd09a1a29abba77128cb4bcaaaa7cac581a3af22c2f12c596b008e679448a7342c3124691ed0ce1f12d3adc162b827a8cc83461945
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SSDEEP
768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/lhX:AEwVs+0jNDY1qi/q91
Malware Config
Signatures
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Detects MyDoom family 8 IoCs
resource yara_rule behavioral1/memory/2708-16-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/2708-48-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/2708-53-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/2708-75-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/2708-79-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/2708-84-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/2708-86-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/2708-91-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom -
Mydoom family
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Executes dropped EXE 1 IoCs
pid Process 2756 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" 8df8b9064c8aa84b1abaf4dd69463d2ff5ef4f3acde9c145f1a1e4c2c28aed11.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\Services = "C:\\Windows\\services.exe" services.exe -
resource yara_rule behavioral1/memory/2708-0-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2708-4-0x0000000000230000-0x0000000000238000-memory.dmp upx behavioral1/files/0x0008000000015685-7.dat upx behavioral1/memory/2756-10-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2708-16-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2756-19-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2756-20-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2756-25-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2756-30-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2756-32-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2756-37-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2756-42-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2756-44-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2708-48-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2756-49-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2708-53-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2756-54-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/files/0x0004000000013d08-64.dat upx behavioral1/memory/2708-75-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2756-76-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2708-79-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2756-80-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2708-84-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2756-85-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2708-86-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2756-87-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2708-91-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2756-92-0x0000000000400000-0x0000000000408000-memory.dmp upx -
Drops file in Windows directory 3 IoCs
description ioc Process File created C:\Windows\services.exe 8df8b9064c8aa84b1abaf4dd69463d2ff5ef4f3acde9c145f1a1e4c2c28aed11.exe File opened for modification C:\Windows\java.exe 8df8b9064c8aa84b1abaf4dd69463d2ff5ef4f3acde9c145f1a1e4c2c28aed11.exe File created C:\Windows\java.exe 8df8b9064c8aa84b1abaf4dd69463d2ff5ef4f3acde9c145f1a1e4c2c28aed11.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 8df8b9064c8aa84b1abaf4dd69463d2ff5ef4f3acde9c145f1a1e4c2c28aed11.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language services.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 2708 wrote to memory of 2756 2708 8df8b9064c8aa84b1abaf4dd69463d2ff5ef4f3acde9c145f1a1e4c2c28aed11.exe 30 PID 2708 wrote to memory of 2756 2708 8df8b9064c8aa84b1abaf4dd69463d2ff5ef4f3acde9c145f1a1e4c2c28aed11.exe 30 PID 2708 wrote to memory of 2756 2708 8df8b9064c8aa84b1abaf4dd69463d2ff5ef4f3acde9c145f1a1e4c2c28aed11.exe 30 PID 2708 wrote to memory of 2756 2708 8df8b9064c8aa84b1abaf4dd69463d2ff5ef4f3acde9c145f1a1e4c2c28aed11.exe 30
Processes
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C:\Users\Admin\AppData\Local\Temp\8df8b9064c8aa84b1abaf4dd69463d2ff5ef4f3acde9c145f1a1e4c2c28aed11.exe"C:\Users\Admin\AppData\Local\Temp\8df8b9064c8aa84b1abaf4dd69463d2ff5ef4f3acde9c145f1a1e4c2c28aed11.exe"1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2708 -
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:2756
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
29KB
MD54f6c2659cda43103d19a51a7c0021102
SHA1a313db786ae321244e6836687c3f31c1d37c331d
SHA256b8cdcf6139b1121aac5126fb1d4f209feca07a55571d1b54d56e259ad5905540
SHA5126aadb59be908698c5fb5c3e57b06c4955034eb07d045e8c400d76ab82e33b8c11bd4ee58922cf19091dc9457e04aef37b8128ec24382677ed1a5b00151da57aa
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Filesize
320B
MD5f7a49d723edbc4d12ffa45b2c09a9f13
SHA12f49112c39609500ce3d0db55a4f31077628cf04
SHA25601df14f8489e3e1ccac299e3a7fbd7d666b3ba62c3aeaa69d96064f10dd37dea
SHA512eb4151e8bb2a99b8035bb3713b8db0cc54a1b7bb69af8c58ba90cde6c4d6fcc662ae21847120e7df7306bf0b490a5f3775c9fbefb938a9fb49ebcc6e97033deb
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Filesize
8KB
MD5b0fe74719b1b647e2056641931907f4a
SHA1e858c206d2d1542a79936cb00d85da853bfc95e2
SHA256bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c
SHA5129c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2