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Analysis
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max time kernel
120s -
max time network
121s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
07/12/2024, 23:15
Behavioral task
behavioral1
Sample
235f64949cb368a3fcfa6ab3254c266ec7b9cb80d9c556520179b454116922c6N.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
235f64949cb368a3fcfa6ab3254c266ec7b9cb80d9c556520179b454116922c6N.exe
Resource
win10v2004-20241007-en
General
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Target
235f64949cb368a3fcfa6ab3254c266ec7b9cb80d9c556520179b454116922c6N.exe
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Size
29KB
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MD5
fe46a38fc6364fe6dbe73851b51aca00
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SHA1
21a54d8a8019aa99ceaeda5d54ec6beaa509879a
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SHA256
235f64949cb368a3fcfa6ab3254c266ec7b9cb80d9c556520179b454116922c6
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SHA512
9d7838be3382dde01799ef071aec49561073b64e7f009b962096d8f2a862df705f23f4e60e131211c06a32fa2622a1f150c5f202d4d1d0355971f384cb6a264c
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SSDEEP
768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/7:AEwVs+0jNDY1qi/qT
Malware Config
Signatures
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Detects MyDoom family 6 IoCs
resource yara_rule behavioral1/memory/840-17-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/840-33-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/840-56-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/840-58-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/840-63-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/840-70-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom -
Mydoom family
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Executes dropped EXE 1 IoCs
pid Process 2540 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" 235f64949cb368a3fcfa6ab3254c266ec7b9cb80d9c556520179b454116922c6N.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\Services = "C:\\Windows\\services.exe" services.exe -
resource yara_rule behavioral1/memory/840-0-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/files/0x0008000000016241-7.dat upx behavioral1/memory/2540-11-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/840-17-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/840-18-0x00000000001B0000-0x00000000001B8000-memory.dmp upx behavioral1/memory/2540-21-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2540-22-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2540-27-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2540-32-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/840-33-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2540-34-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2540-39-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/files/0x0004000000004ed7-44.dat upx behavioral1/memory/840-56-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2540-57-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/840-58-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2540-59-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/840-63-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2540-64-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2540-69-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/840-70-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2540-71-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2540-76-0x0000000000400000-0x0000000000408000-memory.dmp upx -
Drops file in Windows directory 3 IoCs
description ioc Process File created C:\Windows\services.exe 235f64949cb368a3fcfa6ab3254c266ec7b9cb80d9c556520179b454116922c6N.exe File opened for modification C:\Windows\java.exe 235f64949cb368a3fcfa6ab3254c266ec7b9cb80d9c556520179b454116922c6N.exe File created C:\Windows\java.exe 235f64949cb368a3fcfa6ab3254c266ec7b9cb80d9c556520179b454116922c6N.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 235f64949cb368a3fcfa6ab3254c266ec7b9cb80d9c556520179b454116922c6N.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language services.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 840 wrote to memory of 2540 840 235f64949cb368a3fcfa6ab3254c266ec7b9cb80d9c556520179b454116922c6N.exe 30 PID 840 wrote to memory of 2540 840 235f64949cb368a3fcfa6ab3254c266ec7b9cb80d9c556520179b454116922c6N.exe 30 PID 840 wrote to memory of 2540 840 235f64949cb368a3fcfa6ab3254c266ec7b9cb80d9c556520179b454116922c6N.exe 30 PID 840 wrote to memory of 2540 840 235f64949cb368a3fcfa6ab3254c266ec7b9cb80d9c556520179b454116922c6N.exe 30
Processes
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C:\Users\Admin\AppData\Local\Temp\235f64949cb368a3fcfa6ab3254c266ec7b9cb80d9c556520179b454116922c6N.exe"C:\Users\Admin\AppData\Local\Temp\235f64949cb368a3fcfa6ab3254c266ec7b9cb80d9c556520179b454116922c6N.exe"1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:840 -
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:2540
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
29KB
MD5039afdee0d3c55e9c1917d6e95c24c13
SHA19a608fa7432eba08375c636f20484fdae071db85
SHA2562d06b5ac267af6c20b336452484c7ded667daff373b33c7e56a1d1e775f3a2f3
SHA5120ea215af458f9d325d23207a83c5c0842ab6089522203a2d576a6b2c4d9176899aeab0b7fc0f6d8fe165b8418410075db9d86a50e018d5c969ffa9288c01dac5
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Filesize
352B
MD58e7421b00c0ff32e314eb7841e16dfa0
SHA18e5a9040b1b7ae7d6e7dba3f89fc5209408c07d8
SHA256ce096dbfe2fed64a43ac6131f1ac269df3317c815f6fc9d76d784e5b3ed0d943
SHA512b38695b325bae51ca6a8cff726b6f302b8b280ab068b93273d91aa1bc2aefe548514927b30f91ea135482467533e62fb918790846fb34809eda5f567594b4b9b
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Filesize
352B
MD59d67b2f056a6492df1a03aea522b5835
SHA1b95044548b3097d77fbfdb3bc150f182b95012fc
SHA256c0b8b0002fd3975d8f0ed13b75f12d0016010f7a24c98330adf3b1cb09341c95
SHA5129d31e07bc99d722c0bbeb27cd13e2eadb13cb82d7eb40420af8bf1975317fc2bf1cdf96d1456fd704de1124f6df772a9ebbc00a4f79f8668cae34cf4cfb52e95
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Filesize
8KB
MD5b0fe74719b1b647e2056641931907f4a
SHA1e858c206d2d1542a79936cb00d85da853bfc95e2
SHA256bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c
SHA5129c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2