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
11-12-2024 03:04
Behavioral task
behavioral1
Sample
0208bf76784c5f25536a3808f36e9024a4ef21f9bc204277577be7d4c52990aa.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
0208bf76784c5f25536a3808f36e9024a4ef21f9bc204277577be7d4c52990aa.exe
Resource
win10v2004-20241007-en
General
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Target
0208bf76784c5f25536a3808f36e9024a4ef21f9bc204277577be7d4c52990aa.exe
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Size
29KB
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MD5
dc23110a2c94bf80b5579e0579bdbdc4
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SHA1
d05653852d19a200cc32c9778839ed9e59ac8e84
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SHA256
0208bf76784c5f25536a3808f36e9024a4ef21f9bc204277577be7d4c52990aa
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SHA512
0b46818b82640967efb840a27c70ce1a84f58a03fb5ee6c88a5f7df99f9fede224c824206f6a2e3122a103d5a090ace9c402ae1a58fe71c69a22b923f6fea2eb
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SSDEEP
768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9//:AEwVs+0jNDY1qi/qn
Malware Config
Signatures
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Detects MyDoom family 8 IoCs
resource yara_rule behavioral1/memory/2336-17-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/2336-37-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/2336-42-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/2336-61-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/2336-65-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/2336-70-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/2336-72-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/2336-77-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom -
Mydoom family
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Executes dropped EXE 1 IoCs
pid Process 2508 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" 0208bf76784c5f25536a3808f36e9024a4ef21f9bc204277577be7d4c52990aa.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\Services = "C:\\Windows\\services.exe" services.exe -
resource yara_rule behavioral1/memory/2336-0-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2336-4-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/files/0x0008000000019227-7.dat upx behavioral1/memory/2508-11-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2336-17-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2508-20-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2508-21-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2508-26-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2508-31-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2508-33-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2508-38-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2336-37-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2508-43-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2336-42-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/files/0x0005000000004ed7-53.dat upx behavioral1/memory/2336-61-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2508-62-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2336-65-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2508-66-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2508-71-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2336-70-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2508-73-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2336-72-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2508-78-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2336-77-0x0000000000500000-0x0000000000510200-memory.dmp upx -
Drops file in Windows directory 3 IoCs
description ioc Process File created C:\Windows\services.exe 0208bf76784c5f25536a3808f36e9024a4ef21f9bc204277577be7d4c52990aa.exe File opened for modification C:\Windows\java.exe 0208bf76784c5f25536a3808f36e9024a4ef21f9bc204277577be7d4c52990aa.exe File created C:\Windows\java.exe 0208bf76784c5f25536a3808f36e9024a4ef21f9bc204277577be7d4c52990aa.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 0208bf76784c5f25536a3808f36e9024a4ef21f9bc204277577be7d4c52990aa.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language services.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 2336 wrote to memory of 2508 2336 0208bf76784c5f25536a3808f36e9024a4ef21f9bc204277577be7d4c52990aa.exe 30 PID 2336 wrote to memory of 2508 2336 0208bf76784c5f25536a3808f36e9024a4ef21f9bc204277577be7d4c52990aa.exe 30 PID 2336 wrote to memory of 2508 2336 0208bf76784c5f25536a3808f36e9024a4ef21f9bc204277577be7d4c52990aa.exe 30 PID 2336 wrote to memory of 2508 2336 0208bf76784c5f25536a3808f36e9024a4ef21f9bc204277577be7d4c52990aa.exe 30
Processes
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C:\Users\Admin\AppData\Local\Temp\0208bf76784c5f25536a3808f36e9024a4ef21f9bc204277577be7d4c52990aa.exe"C:\Users\Admin\AppData\Local\Temp\0208bf76784c5f25536a3808f36e9024a4ef21f9bc204277577be7d4c52990aa.exe"1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2336 -
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:2508
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
29KB
MD5082c4b19214a04b8b168cf6ca19bb0bf
SHA1aa82da4296543476e831d8aa2c1fc3b71f26cb93
SHA25655f86d4a8692c2b5a1f0fafee3dd22cbdbe23c40a798f0963b063b25b1ab283a
SHA512837912fb057dfbfe6b6c76cb728321e234fd1a60e685f355a0d5f6b3c9abaf48abde2ba0d961faf055a55beda945d0a9918d06b63b712742cc73b5debf97bf63
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Filesize
352B
MD5857c785235173c6bd06cfb01cd8717b2
SHA10a22904c7190a60ddfde3cd1be2b986cf5346ed1
SHA2561ba3e489d0c78145dcfcf17e1148d8dc006b8c736a403c79832c314e3b772577
SHA512b60b0c330b9b693aeab7213017a6fb70e95e64c61fb16be98511b11cdbdf70dec14ee7d334326cb44976622fdc8d4822e95bb02f75242ea38aa248107fc7abbd
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Filesize
8KB
MD5b0fe74719b1b647e2056641931907f4a
SHA1e858c206d2d1542a79936cb00d85da853bfc95e2
SHA256bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c
SHA5129c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2