Analysis
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max time kernel
120s -
max time network
124s -
platform
windows7_x64 -
resource
win7-20241010-en -
resource tags
arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system -
submitted
31-12-2024 16:01
Behavioral task
behavioral1
Sample
2be013a156056a5b85ebebcdaacbce33324b457126f4be2e17136e70972e37cc.exe
Resource
win7-20241010-en
Behavioral task
behavioral2
Sample
2be013a156056a5b85ebebcdaacbce33324b457126f4be2e17136e70972e37cc.exe
Resource
win10v2004-20241007-en
General
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Target
2be013a156056a5b85ebebcdaacbce33324b457126f4be2e17136e70972e37cc.exe
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Size
29KB
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MD5
6d77cec43646260946cf757b48f7b5ee
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SHA1
6c98382f7df2d8f9abd95e789b0eacf59cf1f0ed
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SHA256
2be013a156056a5b85ebebcdaacbce33324b457126f4be2e17136e70972e37cc
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SHA512
2231c937e935ce32274523a9ca8e06e0fb585aeee88bb3e34c3c2c2f81bafff7ad6def4559a85088dc2acfe3cecbe64008161492ff6a5ac0ca73a9ff7ac67978
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SSDEEP
768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/K:AEwVs+0jNDY1qi/qS
Malware Config
Signatures
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Detects MyDoom family 3 IoCs
resource yara_rule behavioral1/memory/2128-17-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/2128-54-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/2128-81-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom -
Mydoom family
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Executes dropped EXE 1 IoCs
pid Process 2496 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" 2be013a156056a5b85ebebcdaacbce33324b457126f4be2e17136e70972e37cc.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\Services = "C:\\Windows\\services.exe" services.exe -
resource yara_rule behavioral1/memory/2128-0-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2128-4-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/files/0x000900000001660b-7.dat upx behavioral1/memory/2128-9-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2496-11-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2128-17-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2496-20-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2496-21-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2496-26-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2496-31-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2496-33-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2496-38-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2496-43-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2496-45-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2496-50-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2128-54-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2496-55-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2496-57-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/files/0x001300000001626d-70.dat upx behavioral1/memory/2128-81-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2496-82-0x0000000000400000-0x0000000000408000-memory.dmp upx -
Drops file in Windows directory 3 IoCs
description ioc Process File created C:\Windows\java.exe 2be013a156056a5b85ebebcdaacbce33324b457126f4be2e17136e70972e37cc.exe File created C:\Windows\services.exe 2be013a156056a5b85ebebcdaacbce33324b457126f4be2e17136e70972e37cc.exe File opened for modification C:\Windows\java.exe 2be013a156056a5b85ebebcdaacbce33324b457126f4be2e17136e70972e37cc.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 2be013a156056a5b85ebebcdaacbce33324b457126f4be2e17136e70972e37cc.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language services.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 2128 wrote to memory of 2496 2128 2be013a156056a5b85ebebcdaacbce33324b457126f4be2e17136e70972e37cc.exe 30 PID 2128 wrote to memory of 2496 2128 2be013a156056a5b85ebebcdaacbce33324b457126f4be2e17136e70972e37cc.exe 30 PID 2128 wrote to memory of 2496 2128 2be013a156056a5b85ebebcdaacbce33324b457126f4be2e17136e70972e37cc.exe 30 PID 2128 wrote to memory of 2496 2128 2be013a156056a5b85ebebcdaacbce33324b457126f4be2e17136e70972e37cc.exe 30
Processes
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C:\Users\Admin\AppData\Local\Temp\2be013a156056a5b85ebebcdaacbce33324b457126f4be2e17136e70972e37cc.exe"C:\Users\Admin\AppData\Local\Temp\2be013a156056a5b85ebebcdaacbce33324b457126f4be2e17136e70972e37cc.exe"1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2128 -
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:2496
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
29KB
MD55ccbb0c9962c6959f980d05d75cc2143
SHA127e9c1791842729b84dc8b87698316a9025bc1ba
SHA25616b6a240e39dd0a65214b2127d54c2e4fd4ebc22f959b6815a0c35ef788f96c9
SHA5121d128664fc508650e401055311f766735959d3bddfc5525f609267c17ea84372abbe7cfb7bade203f0f1eefe9d48915a1d6aa3a5a060299672f77ebbe7d34510
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Filesize
320B
MD54c7b98790d4f450a4ec4c8eacaffc09b
SHA148f824da7bb06ef76cc0e7103856f50268a086e8
SHA2561f038bfff57e28c574c473813dc1865808d4d57836c9840b7975acd68ba3970e
SHA512f85f3c7d4536f2767851414ab96ca21e2ba532e0878ece292b61a8d35259eabd8142dc49c3e0ec4829368bb37b6bdb8a72f4d75dafa89901a65573f216c5eeff
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Filesize
8KB
MD5b0fe74719b1b647e2056641931907f4a
SHA1e858c206d2d1542a79936cb00d85da853bfc95e2
SHA256bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c
SHA5129c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2