Analysis
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max time kernel
150s -
max time network
153s -
platform
windows7_x64 -
resource
win7-20231215-en -
resource tags
arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system -
submitted
30-12-2023 01:37
Behavioral task
behavioral1
Sample
0a4bfede40890e3893792fd14a1fc583.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
0a4bfede40890e3893792fd14a1fc583.exe
Resource
win10v2004-20231215-en
General
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Target
0a4bfede40890e3893792fd14a1fc583.exe
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Size
28KB
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MD5
0a4bfede40890e3893792fd14a1fc583
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SHA1
37a9ca723838a02faed79e6faac2bb38caec5c11
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SHA256
2f19a5a8c39bf36e8cc772c4fc73f0824269a9acc9667a682a6cdb93c4d251d7
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SHA512
6051f7780bb138b4ec47f0c3bab8e8c9a42657aa4341bcb91d636c6007841e4ca60886c4b1db76515abcfcb6526e11f55b176e8ae4e80518b63a33828c9db5d2
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SSDEEP
384:1vxBbK26lj5Id8SpHx9jLhsznnVxA1WmP5w7GGCJlqqwMyNFr2P+:Dv8IRRdsxq1DjJcqfkO+
Malware Config
Signatures
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Executes dropped EXE 1 IoCs
pid Process 2984 services.exe -
resource yara_rule behavioral1/memory/2912-0-0x0000000000500000-0x0000000000510000-memory.dmp upx behavioral1/memory/2912-4-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/files/0x0010000000012251-9.dat upx behavioral1/memory/2984-11-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2912-17-0x0000000000500000-0x0000000000510000-memory.dmp upx behavioral1/memory/2984-18-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2984-23-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2984-29-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2984-31-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2984-36-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2984-41-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2984-43-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2984-48-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2912-52-0x0000000000500000-0x0000000000510000-memory.dmp upx behavioral1/memory/2984-53-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2984-55-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2912-68-0x0000000000500000-0x0000000000510000-memory.dmp upx behavioral1/memory/2984-69-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/files/0x000700000000f6f8-70.dat upx behavioral1/memory/2912-77-0x0000000000500000-0x0000000000510000-memory.dmp upx behavioral1/memory/2984-78-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2912-79-0x0000000000500000-0x0000000000510000-memory.dmp upx behavioral1/memory/2984-80-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2912-84-0x0000000000500000-0x0000000000510000-memory.dmp upx behavioral1/memory/2984-85-0x0000000000400000-0x0000000000408000-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" 0a4bfede40890e3893792fd14a1fc583.exe -
Drops file in Windows directory 3 IoCs
description ioc Process File created C:\Windows\services.exe 0a4bfede40890e3893792fd14a1fc583.exe File opened for modification C:\Windows\java.exe 0a4bfede40890e3893792fd14a1fc583.exe File created C:\Windows\java.exe 0a4bfede40890e3893792fd14a1fc583.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 2912 wrote to memory of 2984 2912 0a4bfede40890e3893792fd14a1fc583.exe 28 PID 2912 wrote to memory of 2984 2912 0a4bfede40890e3893792fd14a1fc583.exe 28 PID 2912 wrote to memory of 2984 2912 0a4bfede40890e3893792fd14a1fc583.exe 28 PID 2912 wrote to memory of 2984 2912 0a4bfede40890e3893792fd14a1fc583.exe 28
Processes
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C:\Users\Admin\AppData\Local\Temp\0a4bfede40890e3893792fd14a1fc583.exe"C:\Users\Admin\AppData\Local\Temp\0a4bfede40890e3893792fd14a1fc583.exe"1⤵
- Adds Run key to start application
- Drops file in Windows directory
- Suspicious use of WriteProcessMemory
PID:2912 -
C:\Windows\services.exe"C:\Windows\services.exe"2⤵
- Executes dropped EXE
- Adds Run key to start application
PID:2984
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
28KB
MD5f766c14cde6a1cb9b63e35e9cf74c08b
SHA1bbffab8b396409a00ec4466be0262d3eb6ddcb06
SHA256491c745f2933ac16f6356b85109998ba5f80d31bb6a6754c07f58870af8566ac
SHA512cf986cb1622640550c2980ee665799c090c24e6a38dbebd663f4711a544d55cc4ac37a7e3e8be54d6ea094e1810db74be5bb351c093f23955821cbd313cdf12b
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Filesize
1KB
MD51cbf5dca856ef9f0f9afea66157e9bd0
SHA1a994692a7cf73ea2305901c1f9114ff85e5e769b
SHA2568e3b709b95a1edf8588c65a6ab1a2db71aedee59741ef1b118ae64fa5fe5dd4b
SHA5125f751a561c78b665bfb0a4bc39766ba4435718c3e1cd55daa0163481e5ebe7f6396ea52656bc8f0dba1743661c36cd6bad191486c0563c1570fe43c5e270d606
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Filesize
8KB
MD5b0fe74719b1b647e2056641931907f4a
SHA1e858c206d2d1542a79936cb00d85da853bfc95e2
SHA256bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c
SHA5129c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2