Analysis
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max time kernel
150s -
max time network
151s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
21-01-2025 03:27
Behavioral task
behavioral1
Sample
65c038aa6e107d752f7f693cc71e6fd3f17755f28d35c5d4ecb4fab66d2b8fef.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
65c038aa6e107d752f7f693cc71e6fd3f17755f28d35c5d4ecb4fab66d2b8fef.exe
Resource
win10v2004-20241007-en
General
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Target
65c038aa6e107d752f7f693cc71e6fd3f17755f28d35c5d4ecb4fab66d2b8fef.exe
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Size
29KB
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MD5
8d74ac4103a6985db184f9b44893ab14
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SHA1
ef9f023f106e3a6b9dfe587551eb987a3924945e
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SHA256
65c038aa6e107d752f7f693cc71e6fd3f17755f28d35c5d4ecb4fab66d2b8fef
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SHA512
51e8aae89a1822dc931df4d5540a9d7409b44b5466c0507ce588fe92244fa5cf8e91f05d695cda9eb795684d5b413281ea26553f9b1da47db83da14db4f000bd
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SSDEEP
768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/xhA:AEwVs+0jNDY1qi/q5K
Malware Config
Signatures
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Detects MyDoom family 9 IoCs
resource yara_rule behavioral2/memory/4064-13-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/4064-37-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/4064-39-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/4064-100-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/4064-120-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/4064-129-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/4064-188-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/4064-226-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/4064-259-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom -
Mydoom family
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Executes dropped EXE 1 IoCs
pid Process 4152 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" 65c038aa6e107d752f7f693cc71e6fd3f17755f28d35c5d4ecb4fab66d2b8fef.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Services = "C:\\Windows\\services.exe" services.exe -
resource yara_rule behavioral2/memory/4064-0-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/4152-5-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/files/0x0007000000023cc0-4.dat upx behavioral2/memory/4064-13-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/4152-15-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4152-16-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4152-21-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4152-26-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4152-28-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4152-33-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4064-37-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/4152-38-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4064-39-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/4152-40-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/files/0x0002000000022187-45.dat upx behavioral2/memory/4064-100-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/4152-101-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4064-120-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/4152-121-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4152-123-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4064-129-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/4152-132-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4152-189-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4064-188-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/4064-226-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/4152-227-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4064-259-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/4152-260-0x0000000000400000-0x0000000000408000-memory.dmp upx -
Drops file in Windows directory 3 IoCs
description ioc Process File created C:\Windows\services.exe 65c038aa6e107d752f7f693cc71e6fd3f17755f28d35c5d4ecb4fab66d2b8fef.exe File opened for modification C:\Windows\java.exe 65c038aa6e107d752f7f693cc71e6fd3f17755f28d35c5d4ecb4fab66d2b8fef.exe File created C:\Windows\java.exe 65c038aa6e107d752f7f693cc71e6fd3f17755f28d35c5d4ecb4fab66d2b8fef.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 65c038aa6e107d752f7f693cc71e6fd3f17755f28d35c5d4ecb4fab66d2b8fef.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language services.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 4064 wrote to memory of 4152 4064 65c038aa6e107d752f7f693cc71e6fd3f17755f28d35c5d4ecb4fab66d2b8fef.exe 85 PID 4064 wrote to memory of 4152 4064 65c038aa6e107d752f7f693cc71e6fd3f17755f28d35c5d4ecb4fab66d2b8fef.exe 85 PID 4064 wrote to memory of 4152 4064 65c038aa6e107d752f7f693cc71e6fd3f17755f28d35c5d4ecb4fab66d2b8fef.exe 85
Processes
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C:\Users\Admin\AppData\Local\Temp\65c038aa6e107d752f7f693cc71e6fd3f17755f28d35c5d4ecb4fab66d2b8fef.exe"C:\Users\Admin\AppData\Local\Temp\65c038aa6e107d752f7f693cc71e6fd3f17755f28d35c5d4ecb4fab66d2b8fef.exe"1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4064 -
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:4152
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
25B
MD58ba61a16b71609a08bfa35bc213fce49
SHA18374dddcc6b2ede14b0ea00a5870a11b57ced33f
SHA2566aa63394c1f5e705b1e89c55ff19eed71957e735c3831a845ff62f74824e13f1
SHA5125855f5b2a78877f7a27ff92eaaa900d81d02486e6e2ea81d80b6f6cf1fe254350444980017e00cdeecdd3c67b86e7acc90cd2d77f06210bdd1d7b1a71d262df1
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Filesize
312B
MD5c15952329e9cd008b41f979b6c76b9a2
SHA153c58cc742b5a0273df8d01ba2779a979c1ff967
SHA2565d065a88f9a1fb565c2d70e87148d469dd9dcbbefea4ccc8c181745eda748ab7
SHA5126aecdd949abcd2cb54e2fe3e1171ee47c247aa3980a0847b9934f506ef9b2d3180831adf6554c68b0621f9f9f3cd88767ef9487bc6e51cecd6a8857099a7b296
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Filesize
29KB
MD5466884acedefacdb3ba3b209df353eef
SHA1c201dc9a15e5c26e4603fe1db9c2c5757530002b
SHA256fc316d7c799f888c5f6fbddc2dabb28db60e13e88c2585c9544b5b32a0d1869b
SHA5127ccd955c2d3c94eccfa1609a80e23a29d9def8a182a3698970721fe614e25be270712f3225ae6d0927c7e330c30374b12adfb440107f7bb6c6072860c97a5c74
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Filesize
320B
MD5d266e6c7429d88d7597e96f23c8ed2b0
SHA1c90bf0570dbf871be47dbb6a43721bd59cc8cdb0
SHA256e2c18a7638407f5737d123bf7f850508ba2f2765fd4e2da846ebbf3f3feea50a
SHA512d86a45748de04ec825b85561ba3d433b3a1eb0611b1fae988f62364c7c653ecf3348d8b219618ef3c8d09a6a02aeb79f98236456ee8614f11f7dd763a2c1f13f
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Filesize
320B
MD572dff993d1489de35877b7a1966dc269
SHA1d280787be297c476388644736c314d8dfcc26d4b
SHA256f8715fdc03eaf6c08cf0eb3d3242e6f08b81b02fdf07791f5219083449a181d3
SHA51286bd77c68b2ff4ee03792a7ee5f9e32ce19dee5b2a5aae87175c72a3e554088dc31426596d4dc7d7f01c49de72607b6f1d0a9794b8a9a35fc0497a9ac47041c3
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Filesize
320B
MD538f9be547013d57fda9ef671fac84109
SHA1c06508455c8709f54130b83f3c6a1ba9b90d9f32
SHA25689e3bb8da28dc5692458be7a25a1ef86bb4dc47faa6f0d9b3c2f7c404473df9d
SHA5126d28a90ff4791948d9739438d791d72ce20a8452cf41a29f1aa7498d1768b54d3ea470136820e1b72482857fa42f60824b28728134e1fe4f6f7790426a84f2d5
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Filesize
8KB
MD5b0fe74719b1b647e2056641931907f4a
SHA1e858c206d2d1542a79936cb00d85da853bfc95e2
SHA256bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c
SHA5129c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2