Analysis
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max time kernel
150s -
max time network
156s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
06-12-2024 20:03
Behavioral task
behavioral1
Sample
131c2778e407d40a26b57423b7fab9215cf0e3d3182b74cc0fb8bbbaee57738c.exe
Resource
win7-20240729-en
Behavioral task
behavioral2
Sample
131c2778e407d40a26b57423b7fab9215cf0e3d3182b74cc0fb8bbbaee57738c.exe
Resource
win10v2004-20241007-en
General
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Target
131c2778e407d40a26b57423b7fab9215cf0e3d3182b74cc0fb8bbbaee57738c.exe
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Size
29KB
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MD5
beb0c629c71f8ca365ecd7e21849634c
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SHA1
ed99be6c4fbcc7c2fe46b751471d6ae4e3e373d7
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SHA256
131c2778e407d40a26b57423b7fab9215cf0e3d3182b74cc0fb8bbbaee57738c
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SHA512
e74211dc608fb396d5fd9ba0d46fd662f8934fe70b948423eb2100949fc0935283f3728841e86c2544e0aa5a55fa3b71d90ccf5879e19a037296c6cc3ecaf149
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SSDEEP
768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/T:AEwVs+0jNDY1qi/qr
Malware Config
Signatures
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Detects MyDoom family 10 IoCs
resource yara_rule behavioral2/memory/2272-13-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/2272-32-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/2272-85-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/2272-126-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/2272-142-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/2272-149-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/2272-182-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/2272-210-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/2272-248-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/2272-283-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom -
Mydoom family
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Executes dropped EXE 1 IoCs
pid Process 4612 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" 131c2778e407d40a26b57423b7fab9215cf0e3d3182b74cc0fb8bbbaee57738c.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Services = "C:\\Windows\\services.exe" services.exe -
resource yara_rule behavioral2/memory/2272-0-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/4612-6-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/files/0x0009000000023c59-7.dat upx behavioral2/memory/2272-13-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/4612-15-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4612-16-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4612-21-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4612-26-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4612-28-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/2272-32-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/4612-33-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/files/0x0008000000023c7f-41.dat upx behavioral2/memory/2272-85-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/4612-86-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/2272-126-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/4612-135-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/2272-142-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/4612-143-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4612-148-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/2272-149-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/4612-150-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/2272-182-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/4612-184-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/2272-210-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/4612-211-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/2272-248-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/4612-249-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/2272-283-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/4612-284-0x0000000000400000-0x0000000000408000-memory.dmp upx -
Drops file in Windows directory 3 IoCs
description ioc Process File created C:\Windows\services.exe 131c2778e407d40a26b57423b7fab9215cf0e3d3182b74cc0fb8bbbaee57738c.exe File opened for modification C:\Windows\java.exe 131c2778e407d40a26b57423b7fab9215cf0e3d3182b74cc0fb8bbbaee57738c.exe File created C:\Windows\java.exe 131c2778e407d40a26b57423b7fab9215cf0e3d3182b74cc0fb8bbbaee57738c.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 131c2778e407d40a26b57423b7fab9215cf0e3d3182b74cc0fb8bbbaee57738c.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language services.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 2272 wrote to memory of 4612 2272 131c2778e407d40a26b57423b7fab9215cf0e3d3182b74cc0fb8bbbaee57738c.exe 83 PID 2272 wrote to memory of 4612 2272 131c2778e407d40a26b57423b7fab9215cf0e3d3182b74cc0fb8bbbaee57738c.exe 83 PID 2272 wrote to memory of 4612 2272 131c2778e407d40a26b57423b7fab9215cf0e3d3182b74cc0fb8bbbaee57738c.exe 83
Processes
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C:\Users\Admin\AppData\Local\Temp\131c2778e407d40a26b57423b7fab9215cf0e3d3182b74cc0fb8bbbaee57738c.exe"C:\Users\Admin\AppData\Local\Temp\131c2778e407d40a26b57423b7fab9215cf0e3d3182b74cc0fb8bbbaee57738c.exe"1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2272 -
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:4612
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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
318B
MD598fabeeee4a3c50ca3f11350f022be4f
SHA1b0e60205e49d42f34bd5a159a972ad41a99288f1
SHA2565e484772e930306d062f2d071d4ced41819264272b53260fcad2aae52ff10865
SHA512ae084698e0f88bfa39997bcaba6f9a697bd1a7fc9d0496efb7d8dfeb96faefa62773e6be1f6c50358d530090b79948bf6b73afbb1f5606667235a93eb45dfa62
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Filesize
312B
MD5c15952329e9cd008b41f979b6c76b9a2
SHA153c58cc742b5a0273df8d01ba2779a979c1ff967
SHA2565d065a88f9a1fb565c2d70e87148d469dd9dcbbefea4ccc8c181745eda748ab7
SHA5126aecdd949abcd2cb54e2fe3e1171ee47c247aa3980a0847b9934f506ef9b2d3180831adf6554c68b0621f9f9f3cd88767ef9487bc6e51cecd6a8857099a7b296
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Filesize
29KB
MD53147131db754140323b4717d86976a29
SHA14572025eb76a789a2e9927fdca72a65884ec051c
SHA256e4f719a683654394dc7f3b270920c6ccbf0e79e19028ca8031a9139d4828454f
SHA51222165a44c3b5c3d7af3e8f58708054b14481c53002ae4c881cd90f06159cadd0f11472cefe2cfb552f6409fbc8841314b2cd151975e16f9ac3ef7a8621da88de
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Filesize
352B
MD5cf456e03b3815ded432c732bcb70373b
SHA1ee2bcb62067a3cbbeaf2f22c46ac0af639bd6cff
SHA2568eb4a8040125da06e68040c6c456bc4f570e788055a3552c96630ce6227e6bc9
SHA512e197d197b6c95e19f439752d28ffe44aa36cba0056c67fe5477579a2b459eb857269a7db1dcd47d9aca129c2825b18a98c1f54e5d97ec4bce99d38cf3a5ebcdd
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Filesize
352B
MD5b1e35d8e71fc6066b832f1b58b2cba3f
SHA1908b96b6e51a7cdba4d3c6c0df43c22086b18aa7
SHA25614322af9fa315c6e0939dae22360e72f88544e3f2f25228efc5c53e569651d2f
SHA51232f84e28a430bdfa65822b2fdb3326ffcee5f218091e75c0a1a1791979ebb599812e40053bb44ab3d44a254b173353a01f9d76b922ae8d4080d24d3a1943552c
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Filesize
8KB
MD5b0fe74719b1b647e2056641931907f4a
SHA1e858c206d2d1542a79936cb00d85da853bfc95e2
SHA256bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c
SHA5129c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2