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Analysis
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max time kernel
120s -
max time network
120s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
22/12/2024, 06:01
Behavioral task
behavioral1
Sample
79446ad34abcbf8c231d209807bf22e5bd22ce6881d7e2fb343f30e824cd695fN.exe
Resource
win7-20241010-en
Behavioral task
behavioral2
Sample
79446ad34abcbf8c231d209807bf22e5bd22ce6881d7e2fb343f30e824cd695fN.exe
Resource
win10v2004-20241007-en
General
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Target
79446ad34abcbf8c231d209807bf22e5bd22ce6881d7e2fb343f30e824cd695fN.exe
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Size
29KB
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MD5
69e44d8ec83bb40cc38ed9eb33184800
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SHA1
82a55d4934679ff80af03564774c1153524adefc
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SHA256
79446ad34abcbf8c231d209807bf22e5bd22ce6881d7e2fb343f30e824cd695f
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SHA512
9a535c6672656d6fad839a090e3f67f1e315b44b7ebc839fd0f98295107e4764b6fb803000de3de604a58eee6cac722a6acf2a8d39373448d0f0c4f309ef887c
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SSDEEP
768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/uhp:AEwVs+0jNDY1qi/q2T
Malware Config
Signatures
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Detects MyDoom family 5 IoCs
resource yara_rule behavioral2/memory/4988-13-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/4988-39-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/4988-44-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/4988-157-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/4988-159-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom -
Mydoom family
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Executes dropped EXE 1 IoCs
pid Process 2684 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" 79446ad34abcbf8c231d209807bf22e5bd22ce6881d7e2fb343f30e824cd695fN.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Services = "C:\\Windows\\services.exe" services.exe -
resource yara_rule behavioral2/memory/4988-0-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/files/0x0008000000023c61-4.dat upx behavioral2/memory/2684-6-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4988-13-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/2684-15-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/2684-16-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/2684-21-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/2684-26-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/2684-28-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/2684-33-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/2684-38-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4988-39-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/2684-40-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4988-44-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/2684-45-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/files/0x000800000001e786-50.dat upx behavioral2/memory/2684-158-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4988-157-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/4988-159-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/2684-160-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/2684-165-0x0000000000400000-0x0000000000408000-memory.dmp upx -
Drops file in Windows directory 3 IoCs
description ioc Process File created C:\Windows\java.exe 79446ad34abcbf8c231d209807bf22e5bd22ce6881d7e2fb343f30e824cd695fN.exe File created C:\Windows\services.exe 79446ad34abcbf8c231d209807bf22e5bd22ce6881d7e2fb343f30e824cd695fN.exe File opened for modification C:\Windows\java.exe 79446ad34abcbf8c231d209807bf22e5bd22ce6881d7e2fb343f30e824cd695fN.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 79446ad34abcbf8c231d209807bf22e5bd22ce6881d7e2fb343f30e824cd695fN.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 4988 wrote to memory of 2684 4988 79446ad34abcbf8c231d209807bf22e5bd22ce6881d7e2fb343f30e824cd695fN.exe 83 PID 4988 wrote to memory of 2684 4988 79446ad34abcbf8c231d209807bf22e5bd22ce6881d7e2fb343f30e824cd695fN.exe 83 PID 4988 wrote to memory of 2684 4988 79446ad34abcbf8c231d209807bf22e5bd22ce6881d7e2fb343f30e824cd695fN.exe 83
Processes
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C:\Users\Admin\AppData\Local\Temp\79446ad34abcbf8c231d209807bf22e5bd22ce6881d7e2fb343f30e824cd695fN.exe"C:\Users\Admin\AppData\Local\Temp\79446ad34abcbf8c231d209807bf22e5bd22ce6881d7e2fb343f30e824cd695fN.exe"1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4988 -
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:2684
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
162KB
MD5c68715aa11035ba0d976f3b3ce70c9ed
SHA1fc1a44f4a19c2270397e258225ffaaef7ce239f4
SHA2560a824f87202f6107dddedad03fa2185e6b937f3ee6f93f572005b87cec2745b8
SHA512698839591752046d10711a52dde11dd24e674b34c23a246dbbc36ee8826793a37c17a6e5fbe08b8573007ddc07b7afde7113247628b4e26e85c2d5704e167d05
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Filesize
29KB
MD5753e29525b2ab306aed1a869fff59f5d
SHA1726176fc710a4b5406f798a311466821b2daf6ed
SHA2565ea637296c64f4c20572e675ed1227595076d52fdca12b45801b3fa37f7c5db7
SHA5129745ac496bbed0e434ae7a03b8cf50a54884cac6e40f68e58c72507b0f19cd5278b7cca5303a666c06e6e15da81f32992d421ebfed9b6d63603b6ac2f5754fbe
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Filesize
320B
MD57ac4832d0a5a4ef3de2361281f0c7b5a
SHA16e124d4973a3787836aa183d5f4d21692f31ea30
SHA256e540cdd335b5c9bbc39ac8b41e9cef7bddd4e836ccb750ef1abc56ef76e6ec96
SHA5120bdd4edc2b601e9aa43af498066a03a715e8b27ed495bd6e3ea507d8e61f90372c5746a029a7127fe0fb43643fdf269c34e4076bbfc8b3cb4f6486c0a248e50f
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Filesize
8KB
MD5b0fe74719b1b647e2056641931907f4a
SHA1e858c206d2d1542a79936cb00d85da853bfc95e2
SHA256bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c
SHA5129c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2