Analysis
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max time kernel
150s -
max time network
157s -
platform
windows10-2004_x64 -
resource
win10v2004-20231023-en -
resource tags
arch:x64arch:x86image:win10v2004-20231023-enlocale:en-usos:windows10-2004-x64system -
submitted
06-11-2023 19:17
Behavioral task
behavioral1
Sample
NEAS.049a37cb5f7f44fcacee9c533f442250.exe
Resource
win7-20231020-en
Behavioral task
behavioral2
Sample
NEAS.049a37cb5f7f44fcacee9c533f442250.exe
Resource
win10v2004-20231023-en
General
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Target
NEAS.049a37cb5f7f44fcacee9c533f442250.exe
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Size
29KB
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MD5
049a37cb5f7f44fcacee9c533f442250
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SHA1
1bda946a9b1f4f28a07e999e6ca33c0c9efee8a9
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SHA256
14d8af8b3835924e8e6cd47462a2ca9714250c63518492ed82ff0e64539d2cbc
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SHA512
585358733505932d12b55ab695a417f6b52a7627a279a3beacb12f8d9de6561edd20809303b844e4bc181ca02bb8cefab94bb5ca12603a06b52c5acdaa1296f0
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SSDEEP
768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/x:AEwVs+0jNDY1qi/qJ
Malware Config
Signatures
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Executes dropped EXE 1 IoCs
pid Process 2880 services.exe -
resource yara_rule behavioral2/memory/1480-0-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/2880-6-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/files/0x0007000000022d8e-7.dat upx behavioral2/files/0x0007000000022d8e-4.dat upx behavioral2/memory/1480-13-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/2880-15-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/2880-16-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/2880-21-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/2880-26-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/2880-28-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/2880-33-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/2880-38-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/2880-40-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/2880-45-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/2880-50-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/2880-52-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/files/0x000f000000022cb3-65.dat upx behavioral2/memory/1480-81-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/2880-82-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/1480-126-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/2880-127-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/1480-171-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/2880-172-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/1480-228-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/2880-229-0x0000000000400000-0x0000000000408000-memory.dmp upx -
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Services = "C:\\Windows\\services.exe" services.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\JavaVM = "C:\\Windows\\java.exe" NEAS.049a37cb5f7f44fcacee9c533f442250.exe -
Drops file in Windows directory 3 IoCs
description ioc Process File created C:\Windows\services.exe NEAS.049a37cb5f7f44fcacee9c533f442250.exe File opened for modification C:\Windows\java.exe NEAS.049a37cb5f7f44fcacee9c533f442250.exe File created C:\Windows\java.exe NEAS.049a37cb5f7f44fcacee9c533f442250.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 1480 wrote to memory of 2880 1480 NEAS.049a37cb5f7f44fcacee9c533f442250.exe 84 PID 1480 wrote to memory of 2880 1480 NEAS.049a37cb5f7f44fcacee9c533f442250.exe 84 PID 1480 wrote to memory of 2880 1480 NEAS.049a37cb5f7f44fcacee9c533f442250.exe 84
Processes
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C:\Users\Admin\AppData\Local\Temp\NEAS.049a37cb5f7f44fcacee9c533f442250.exe"C:\Users\Admin\AppData\Local\Temp\NEAS.049a37cb5f7f44fcacee9c533f442250.exe"1⤵
- Adds Run key to start application
- Drops file in Windows directory
- Suspicious use of WriteProcessMemory
PID:1480 -
C:\Windows\services.exe"C:\Windows\services.exe"2⤵
- Executes dropped EXE
- Adds Run key to start application
PID:2880
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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
305B
MD52c4ce699b73ce3278646321d836aca40
SHA172ead77fbd91cfadae8914cbb4c023a618bf0bd1
SHA256e7391b33aeb3be8afbe1b180430c606c5d3368baf7f458254cef5db9eef966e3
SHA51289ec604cd4a4ad37c5392da0bb28bd9072d731a3efdd38707eeb7b1caf7626e6917da687529bf9426d8eb89fab23175399032d545d96ab93ffd19dd54c02c075
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Filesize
304B
MD5605de1f61d0446f81e63c25750e99301
SHA10eaf9121f9dc1338807a511f92ea0b30dc2982a5
SHA256049f75dee036da00f8c8366d29ee14268239df75b8be53aa104aec22b84560f0
SHA512a6a2505b8b89a895922ad6dc06d2ce620cb51cc6582c1b7e498a9f1ee1e4e47c53ebc4f92f8aa37532d558667225e30574732c9fe7187153a262c933893e4285
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Filesize
304B
MD54d1a10f22e8332513741877c47ac8970
SHA1f68ecc13b7a71e948c6d137be985138586deb726
SHA256a0dbc1b7d129cfa07a5d324fb03e41717fbdd17be3903e7e3fd7f21878dfbba4
SHA5124f1e447c41f5b694bf2bff7f21a73f2bce00dfc844d3c7722ade44249d5ac4b50cf0319630b7f3fdb890bbd76528b6d0ed6b5ad98867d09cd90dcfbfd8b96860
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Filesize
29KB
MD56c07bd1c57a28ccab988b70093064fc3
SHA1aed4b9c45c8b4846447f0961a1077bc77c831228
SHA256edabf119a829fe6399d570c4ca5b0059040c79d3a7eaed82d5590a960ca4ee39
SHA512ee2096695894a128965b480e882ae4b51b4561361ce3f7112b343057b9bfc5892badf41871b34b00c484d13da3ec3e38547138de9643d96500c08b9cd816f25f
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Filesize
320B
MD5d9e0bd37d24be1d47ff072c442baf52f
SHA16c7e1acc726d8a4c9a4f978a99b03d4eb08b6cda
SHA256dc8c9caea66f28b4133187e03d8df01e8a0a6b919d32ae11182c2e37b07cad12
SHA51256355bfd2024adee758160916f533a1d7e46c8bcb275cf92967af744680ffd778b7e37a5d38cfd1cccf4c2433197a47d52d9c6cebeb3f260738fed50bc37ce89
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Filesize
320B
MD5f461366165984e72a46f03a74b9bf381
SHA19f4108918e4bf1966ae0361bb32cfc7ad0d185a9
SHA25612fe343a4efb354f1d1c7ae231b03086868a3f75a1df6966bab12097687f77fa
SHA512ffaa2eee24cdf3e01c70da23220d549a99eb86922d95317734765593fc2a7a741eabc05d1d6f92f093ccb7e9b3eb15879c0a1d3cd4866da48fc7919a2c5a20dc
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Filesize
8KB
MD5b0fe74719b1b647e2056641931907f4a
SHA1e858c206d2d1542a79936cb00d85da853bfc95e2
SHA256bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c
SHA5129c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2
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Filesize
8KB
MD5b0fe74719b1b647e2056641931907f4a
SHA1e858c206d2d1542a79936cb00d85da853bfc95e2
SHA256bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c
SHA5129c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2