Analysis
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max time kernel
150s -
max time network
149s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
30-12-2024 16:03
Behavioral task
behavioral1
Sample
344911e52f4901d0298331eca5e44a961fb91857c98cb806024e81b6ba80471f.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
344911e52f4901d0298331eca5e44a961fb91857c98cb806024e81b6ba80471f.exe
Resource
win10v2004-20241007-en
General
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Target
344911e52f4901d0298331eca5e44a961fb91857c98cb806024e81b6ba80471f.exe
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Size
28KB
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MD5
cffc914c00a4a2d69395b4d3e19cd514
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SHA1
9ac53efc13174e0a6dbdf200804a0d91e91e4dac
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SHA256
344911e52f4901d0298331eca5e44a961fb91857c98cb806024e81b6ba80471f
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SHA512
f222c5c560226d2530cb05d7b3987d86f87e7cf599e03d31ab193f7346081212fab6c4797c4554c82c293f3f926c76122b0cd0d85a3152e63173b32fc5386669
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SSDEEP
384:1vxBbK26lj5Id8SpHx9jLhsznnVxA1WmP5w7GGCJlqqwMyNkCAc:Dv8IRRdsxq1DjJcqfxC
Malware Config
Signatures
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Detects MyDoom family 5 IoCs
resource yara_rule behavioral1/memory/1968-15-0x0000000000500000-0x0000000000510000-memory.dmp family_mydoom behavioral1/memory/1968-54-0x0000000000500000-0x0000000000510000-memory.dmp family_mydoom behavioral1/memory/1968-80-0x0000000000500000-0x0000000000510000-memory.dmp family_mydoom behavioral1/memory/1968-82-0x0000000000500000-0x0000000000510000-memory.dmp family_mydoom behavioral1/memory/1968-87-0x0000000000500000-0x0000000000510000-memory.dmp family_mydoom -
Mydoom family
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Executes dropped EXE 1 IoCs
pid Process 2116 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" 344911e52f4901d0298331eca5e44a961fb91857c98cb806024e81b6ba80471f.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\Services = "C:\\Windows\\services.exe" services.exe -
resource yara_rule behavioral1/memory/1968-0-0x0000000000500000-0x0000000000510000-memory.dmp upx behavioral1/memory/1968-4-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/files/0x00080000000160ae-9.dat upx behavioral1/memory/1968-15-0x0000000000500000-0x0000000000510000-memory.dmp upx behavioral1/memory/2116-18-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2116-19-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2116-24-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2116-29-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2116-31-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2116-36-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2116-41-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2116-43-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2116-48-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2116-53-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/1968-54-0x0000000000500000-0x0000000000510000-memory.dmp upx behavioral1/memory/2116-55-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2116-60-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/files/0x00080000000164b4-70.dat upx behavioral1/memory/1968-80-0x0000000000500000-0x0000000000510000-memory.dmp upx behavioral1/memory/2116-81-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/1968-82-0x0000000000500000-0x0000000000510000-memory.dmp upx behavioral1/memory/2116-83-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/1968-87-0x0000000000500000-0x0000000000510000-memory.dmp upx behavioral1/memory/2116-88-0x0000000000400000-0x0000000000408000-memory.dmp upx -
Drops file in Windows directory 3 IoCs
description ioc Process File created C:\Windows\services.exe 344911e52f4901d0298331eca5e44a961fb91857c98cb806024e81b6ba80471f.exe File opened for modification C:\Windows\java.exe 344911e52f4901d0298331eca5e44a961fb91857c98cb806024e81b6ba80471f.exe File created C:\Windows\java.exe 344911e52f4901d0298331eca5e44a961fb91857c98cb806024e81b6ba80471f.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 344911e52f4901d0298331eca5e44a961fb91857c98cb806024e81b6ba80471f.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language services.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 1968 wrote to memory of 2116 1968 344911e52f4901d0298331eca5e44a961fb91857c98cb806024e81b6ba80471f.exe 30 PID 1968 wrote to memory of 2116 1968 344911e52f4901d0298331eca5e44a961fb91857c98cb806024e81b6ba80471f.exe 30 PID 1968 wrote to memory of 2116 1968 344911e52f4901d0298331eca5e44a961fb91857c98cb806024e81b6ba80471f.exe 30 PID 1968 wrote to memory of 2116 1968 344911e52f4901d0298331eca5e44a961fb91857c98cb806024e81b6ba80471f.exe 30
Processes
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C:\Users\Admin\AppData\Local\Temp\344911e52f4901d0298331eca5e44a961fb91857c98cb806024e81b6ba80471f.exe"C:\Users\Admin\AppData\Local\Temp\344911e52f4901d0298331eca5e44a961fb91857c98cb806024e81b6ba80471f.exe"1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1968 -
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:2116
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
28KB
MD56b7732756a9a749f58c35f44c3b23c53
SHA19bf6c1019e6a5521eccd1ea84ae2b5fb4354aa4e
SHA256544939d5db3cb6a268bdec36fdef8ef8c568446c0a6391399f9f96a9e7b43831
SHA5125d531c3e513938add1f64241053cfb51259303b436fcc07f8f253ce25eb0cbd161d2f6d75674d90d29f04148af3f1f20d49f24d5cefa9e60878563ab6712b1f9
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Filesize
1KB
MD51c8015241315e06ef2e32e2df542aff7
SHA12ed7cc29038e512c694a90a088f10354833a6ab3
SHA25664ebc5f16c35f5b36f8fb99df563e7015d671409baddadc0b9f72d2d579d7172
SHA5124d46334568202f7a1d5817204dd1956ca285059c0b578aeebecf7da126dca286c436c79350725dcf512b55ab4d5ef64b356db4ec78ba6a4499e922e8ec2c9342
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Filesize
1KB
MD545eaca3d6b8952651ddac109c2514c2f
SHA1a3a5d268a02c8f32e9129b373d0f3f5ef142c516
SHA256fcf951385e7b8d6e099deb8cb6c9aa837d3346b2cb74dcad78dbbbc2e2f2b66e
SHA51286e68e20aed8ca7cd5f32e477d2af37f9586eb2277c7ec55195e1f3e0e06b9bae45842ae2e69ffe33f1768c94a584f64d03f70b20f15cd0410a9493c160b2a57
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Filesize
8KB
MD5b0fe74719b1b647e2056641931907f4a
SHA1e858c206d2d1542a79936cb00d85da853bfc95e2
SHA256bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c
SHA5129c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2