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Analysis
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max time kernel
120s -
max time network
122s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
23/10/2024, 15:20
Behavioral task
behavioral1
Sample
988a1add9a23eb95eb57cbc10eaa28f4b2e7b41b8fcdebfed3b7ea9b75ee9f1fN.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
988a1add9a23eb95eb57cbc10eaa28f4b2e7b41b8fcdebfed3b7ea9b75ee9f1fN.exe
Resource
win10v2004-20241007-en
General
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Target
988a1add9a23eb95eb57cbc10eaa28f4b2e7b41b8fcdebfed3b7ea9b75ee9f1fN.exe
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Size
29KB
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MD5
7c277f8bbf1488ec64dad371b9029bb0
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SHA1
6b8965b03ccb3eeef3f5b5fa1c8ec68394d43a0e
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SHA256
988a1add9a23eb95eb57cbc10eaa28f4b2e7b41b8fcdebfed3b7ea9b75ee9f1f
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SHA512
643c4ee2c497ed51b0bfd95a0790ac4515b967f53b18e0cdcf20dfbf1da0a33c33e5ab75c94edeced38fcc476b43f1257ace4f13bf01a8264eedc56329c98bfe
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SSDEEP
768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/Q:AEwVs+0jNDY1qi/qo
Malware Config
Signatures
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Detects MyDoom family 2 IoCs
resource yara_rule behavioral2/memory/1940-13-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/1940-56-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom -
Executes dropped EXE 1 IoCs
pid Process 1144 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" 988a1add9a23eb95eb57cbc10eaa28f4b2e7b41b8fcdebfed3b7ea9b75ee9f1fN.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Services = "C:\\Windows\\services.exe" services.exe -
resource yara_rule behavioral2/memory/1940-0-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/files/0x000a000000023b7f-4.dat upx behavioral2/memory/1144-5-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/1940-13-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/1144-15-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/1144-16-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/1144-21-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/1144-26-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/1144-28-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/1144-33-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/1144-38-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/1144-40-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/1144-45-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/1144-50-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/1144-52-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/1940-56-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/1144-57-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/files/0x0010000000023ad0-67.dat upx -
Drops file in Windows directory 3 IoCs
description ioc Process File created C:\Windows\services.exe 988a1add9a23eb95eb57cbc10eaa28f4b2e7b41b8fcdebfed3b7ea9b75ee9f1fN.exe File opened for modification C:\Windows\java.exe 988a1add9a23eb95eb57cbc10eaa28f4b2e7b41b8fcdebfed3b7ea9b75ee9f1fN.exe File created C:\Windows\java.exe 988a1add9a23eb95eb57cbc10eaa28f4b2e7b41b8fcdebfed3b7ea9b75ee9f1fN.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 988a1add9a23eb95eb57cbc10eaa28f4b2e7b41b8fcdebfed3b7ea9b75ee9f1fN.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language services.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 1940 wrote to memory of 1144 1940 988a1add9a23eb95eb57cbc10eaa28f4b2e7b41b8fcdebfed3b7ea9b75ee9f1fN.exe 84 PID 1940 wrote to memory of 1144 1940 988a1add9a23eb95eb57cbc10eaa28f4b2e7b41b8fcdebfed3b7ea9b75ee9f1fN.exe 84 PID 1940 wrote to memory of 1144 1940 988a1add9a23eb95eb57cbc10eaa28f4b2e7b41b8fcdebfed3b7ea9b75ee9f1fN.exe 84
Processes
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C:\Users\Admin\AppData\Local\Temp\988a1add9a23eb95eb57cbc10eaa28f4b2e7b41b8fcdebfed3b7ea9b75ee9f1fN.exe"C:\Users\Admin\AppData\Local\Temp\988a1add9a23eb95eb57cbc10eaa28f4b2e7b41b8fcdebfed3b7ea9b75ee9f1fN.exe"1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1940 -
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:1144
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
29KB
MD568f096ebe6ac07abcd8db7a0788728f0
SHA19789a840568231f59394d7f847d05e8dc469a08b
SHA2568a81dc0e53232d333a34d3bcda9a99c13d8cc00267fe35bd156ccda8f33e8920
SHA512d13edfa585acef9fec4f5da99da5f16670aaf29d3532fdeba42dfea08bdec700e744708b596c78d3a8ef10fd734f1b99842bc83ee7e4cb91aa9cb4f9556400b1
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Filesize
320B
MD501e6a9fc07334c3ba56c181eda393be5
SHA1b115cc773225672c93015ebf1c458c62b7b34914
SHA256c9c8feb42dec36116fc4c49031971cb3d9ae18cf3a68b655699df117827cfd04
SHA512ddcc29b07100faa631d7f226418967da725ccc0633dce8f96ff7d6177cc1fcb1fab4f8e7ba25bd1ef67d9f741a5a17cf9a05b0116bec14e630a3f22845d83f05
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Filesize
8KB
MD5b0fe74719b1b647e2056641931907f4a
SHA1e858c206d2d1542a79936cb00d85da853bfc95e2
SHA256bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c
SHA5129c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2