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Analysis
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max time kernel
120s -
max time network
116s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
23/10/2024, 11:45
Behavioral task
behavioral1
Sample
df22532e7d2ddb9a99d116a926caea0d1d3423c35dce6d479c0c18ffdfd3d8ffN.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
df22532e7d2ddb9a99d116a926caea0d1d3423c35dce6d479c0c18ffdfd3d8ffN.exe
Resource
win10v2004-20241007-en
General
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Target
df22532e7d2ddb9a99d116a926caea0d1d3423c35dce6d479c0c18ffdfd3d8ffN.exe
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Size
29KB
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MD5
545c3a3ba8b823ae32faf9c62379a450
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SHA1
be13b84931b50a08c554d2f590f2ddab6db5c8aa
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SHA256
df22532e7d2ddb9a99d116a926caea0d1d3423c35dce6d479c0c18ffdfd3d8ff
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SHA512
6784cb1688f3c29304a02162a4e6661bd407e18672585d0c4fe38cba22a5c65f89a264c9b60562a03f9f47d43739eac33f43648dd59be133e72978f682fa7d36
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SSDEEP
768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/Z:AEwVs+0jNDY1qi/qR
Malware Config
Signatures
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Detects MyDoom family 3 IoCs
resource yara_rule behavioral1/memory/264-16-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/264-55-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/264-60-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom -
Executes dropped EXE 1 IoCs
pid Process 1880 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" df22532e7d2ddb9a99d116a926caea0d1d3423c35dce6d479c0c18ffdfd3d8ffN.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\Services = "C:\\Windows\\services.exe" services.exe -
resource yara_rule behavioral1/memory/264-0-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/264-4-0x0000000000220000-0x0000000000228000-memory.dmp upx behavioral1/files/0x0008000000016d9f-7.dat upx behavioral1/memory/1880-10-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/264-16-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/1880-19-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/1880-20-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/1880-25-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/1880-30-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/1880-32-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/1880-37-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/1880-42-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/1880-44-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/1880-49-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/1880-54-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/264-55-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/1880-56-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/1880-61-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/264-60-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/files/0x0005000000004ed7-71.dat upx -
Drops file in Windows directory 3 IoCs
description ioc Process File created C:\Windows\java.exe df22532e7d2ddb9a99d116a926caea0d1d3423c35dce6d479c0c18ffdfd3d8ffN.exe File created C:\Windows\services.exe df22532e7d2ddb9a99d116a926caea0d1d3423c35dce6d479c0c18ffdfd3d8ffN.exe File opened for modification C:\Windows\java.exe df22532e7d2ddb9a99d116a926caea0d1d3423c35dce6d479c0c18ffdfd3d8ffN.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 services.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language df22532e7d2ddb9a99d116a926caea0d1d3423c35dce6d479c0c18ffdfd3d8ffN.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 264 wrote to memory of 1880 264 df22532e7d2ddb9a99d116a926caea0d1d3423c35dce6d479c0c18ffdfd3d8ffN.exe 31 PID 264 wrote to memory of 1880 264 df22532e7d2ddb9a99d116a926caea0d1d3423c35dce6d479c0c18ffdfd3d8ffN.exe 31 PID 264 wrote to memory of 1880 264 df22532e7d2ddb9a99d116a926caea0d1d3423c35dce6d479c0c18ffdfd3d8ffN.exe 31 PID 264 wrote to memory of 1880 264 df22532e7d2ddb9a99d116a926caea0d1d3423c35dce6d479c0c18ffdfd3d8ffN.exe 31
Processes
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C:\Users\Admin\AppData\Local\Temp\df22532e7d2ddb9a99d116a926caea0d1d3423c35dce6d479c0c18ffdfd3d8ffN.exe"C:\Users\Admin\AppData\Local\Temp\df22532e7d2ddb9a99d116a926caea0d1d3423c35dce6d479c0c18ffdfd3d8ffN.exe"1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:264 -
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:1880
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
29KB
MD52561da741c3edf7b377923dc3c46d987
SHA106c900b2ea72ee0f0de63f1b4f301b586b972584
SHA256b03b8bdabe6f659dd63a1c74893366a866bf9f57001e9fbd8e60458e05560303
SHA5120900ae579aab544c32f1e0f9338c19b304482360449a2f401d5737d5de69922f55d2e99a1dc3c46ee25a49bc76cb15900be0aeb8d886a9f6bda1e11a0091cd31
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Filesize
320B
MD595ea9d473998072c13de9a6e806f6e1f
SHA17d6d4d1d21c036e76ab63ef8cfe4008859e11295
SHA256f752512db0c4bd6ab713999cd0500c713d6f6828c39215f6b5607425bd0636b2
SHA512de232c1e0f0a40a30238a1584ee49a425518cd98a4571bccc93992d4be0b9cffe0e5619b289e038cded3e7f7cf06a0e3be080c614fae40f7efcb2672a318de14
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Filesize
352B
MD527e2c3b8e2db54db4ee5b95ba650df3a
SHA11e2c75113c0896dd95347197824431d579c8cf0d
SHA256f3566b0ce827d146d631f40b11901a143803092e82ca947a0ffe84540b8a88bf
SHA512bc6e5525c6a57203bdf607e7c2d27c6c9291827c48d75ad79bc9bf2c1057ad28c79271fb0d354c99d9f86b39ecdb7c4c62fdc81ae0df7b944a07d9b2204b983a
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Filesize
8KB
MD5b0fe74719b1b647e2056641931907f4a
SHA1e858c206d2d1542a79936cb00d85da853bfc95e2
SHA256bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c
SHA5129c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2