Analysis
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max time kernel
152s -
max time network
157s -
platform
windows10-2004_x64 -
resource
win10v2004-20220901-en -
resource tags
arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system -
submitted
23-11-2022 15:34
Behavioral task
behavioral1
Sample
1d77e8587784beedcb515af6cbe9ff0838bf874344a9074a9b0da185a41bc7e7.exe
Resource
win7-20220812-en
Behavioral task
behavioral2
Sample
1d77e8587784beedcb515af6cbe9ff0838bf874344a9074a9b0da185a41bc7e7.exe
Resource
win10v2004-20220901-en
General
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Target
1d77e8587784beedcb515af6cbe9ff0838bf874344a9074a9b0da185a41bc7e7.exe
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Size
28KB
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MD5
e6b9bab5dd02aa1a885393c1a64e3be8
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SHA1
816958ece43a02a51952713cbfc332c156f988b8
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SHA256
1d77e8587784beedcb515af6cbe9ff0838bf874344a9074a9b0da185a41bc7e7
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SHA512
fbd9e3f1e59601a65d43f53247efee2e47a169b371943980a81c3f8a69c1b0534d070daffa2eb2968ffee635fbd06a2e438aacc2188b5eaee9a435ef7f24ff3e
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SSDEEP
384:1vxBbK26lj5Id8SpHx9jLhsznnVxA1WmP5w7GGCJlqqwMyNExbKRE:Dv8IRRdsxq1DjJcqfhxGRE
Malware Config
Signatures
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Executes dropped EXE 1 IoCs
Processes:
services.exepid process 5032 services.exe -
Processes:
resource yara_rule behavioral2/memory/4920-132-0x0000000000500000-0x0000000000510000-memory.dmp upx C:\Windows\services.exe upx C:\Windows\services.exe upx behavioral2/memory/5032-137-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4920-138-0x0000000000500000-0x0000000000510000-memory.dmp upx behavioral2/memory/5032-139-0x0000000000400000-0x0000000000408000-memory.dmp upx -
Adds Run key to start application 2 TTPs 2 IoCs
Processes:
1d77e8587784beedcb515af6cbe9ff0838bf874344a9074a9b0da185a41bc7e7.exeservices.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\JavaVM = "C:\\Windows\\java.exe" 1d77e8587784beedcb515af6cbe9ff0838bf874344a9074a9b0da185a41bc7e7.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Services = "C:\\Windows\\services.exe" services.exe -
Drops file in Windows directory 3 IoCs
Processes:
1d77e8587784beedcb515af6cbe9ff0838bf874344a9074a9b0da185a41bc7e7.exedescription ioc process File created C:\Windows\services.exe 1d77e8587784beedcb515af6cbe9ff0838bf874344a9074a9b0da185a41bc7e7.exe File opened for modification C:\Windows\java.exe 1d77e8587784beedcb515af6cbe9ff0838bf874344a9074a9b0da185a41bc7e7.exe File created C:\Windows\java.exe 1d77e8587784beedcb515af6cbe9ff0838bf874344a9074a9b0da185a41bc7e7.exe -
Suspicious use of WriteProcessMemory 3 IoCs
Processes:
1d77e8587784beedcb515af6cbe9ff0838bf874344a9074a9b0da185a41bc7e7.exedescription pid process target process PID 4920 wrote to memory of 5032 4920 1d77e8587784beedcb515af6cbe9ff0838bf874344a9074a9b0da185a41bc7e7.exe services.exe PID 4920 wrote to memory of 5032 4920 1d77e8587784beedcb515af6cbe9ff0838bf874344a9074a9b0da185a41bc7e7.exe services.exe PID 4920 wrote to memory of 5032 4920 1d77e8587784beedcb515af6cbe9ff0838bf874344a9074a9b0da185a41bc7e7.exe services.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\1d77e8587784beedcb515af6cbe9ff0838bf874344a9074a9b0da185a41bc7e7.exe"C:\Users\Admin\AppData\Local\Temp\1d77e8587784beedcb515af6cbe9ff0838bf874344a9074a9b0da185a41bc7e7.exe"1⤵
- Adds Run key to start application
- Drops file in Windows directory
- Suspicious use of WriteProcessMemory
PID:4920 -
C:\Windows\services.exe"C:\Windows\services.exe"2⤵
- Executes dropped EXE
- Adds Run key to start application
PID:5032
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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MD5
d41d8cd98f00b204e9800998ecf8427e
SHA1da39a3ee5e6b4b0d3255bfef95601890afd80709
SHA256e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855
SHA512cf83e1357eefb8bdf1542850d66d8007d620e4050b5715dc83f4a921d36ce9ce47d0d13c5d85f2b0ff8318d2877eec2f63b931bd47417a81a538327af927da3e
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Filesize
1KB
MD551b59c74107c765d6a915a7c634ed4c1
SHA17b73fcb75c88c473742d5e5a7792893e330e549c
SHA2562ebd006274bf6b06f1e686e872d84cc73fe62200549d03d25ba21c487962797c
SHA5126e4d71f2230b6d987812a46bc70265507b52d546ea5c22595cd9466ed4195b88304dd3927bfe9d8c77393e6f51240588207a399699c2913d58ef9876e1d23b66
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Filesize
1KB
MD5d6c45c14ab1a9bb7df651c61e85db0f9
SHA134501d65b6bded4f22de31579131265d5e975b68
SHA256de8adf38c1506a85c7417603e4864f3b542f6b37c789cb2faaae4c808970ee07
SHA5128e602c46923cc300ec99e633e797aca8a3ab5267e9b75e1f0679dd3364cc60be3ecdd1b371059e4d1a0184bb4ff10a954b02728d9c95f365c18f7d8e38162f95
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Filesize
1KB
MD5076c3ca6ed96b11221189a7b75615bf6
SHA1f151f7851d1f31318787c361f5cf88b536ac4bb0
SHA256c7075ce76b88b30819915e9d54764d858d126d36cf27dd8bf451f5d8b617a453
SHA512e3ba7448ad7fa03cbd44c12671ec33e1258145edc66cbbdcfb07602d5cbc1f72c4cc23ab9c7de9fccc1df8d7a81a7810f0132520c23f9dfbc3dab402c470b0fc
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Filesize
8KB
MD5b0fe74719b1b647e2056641931907f4a
SHA1e858c206d2d1542a79936cb00d85da853bfc95e2
SHA256bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c
SHA5129c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2
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Filesize
8KB
MD5b0fe74719b1b647e2056641931907f4a
SHA1e858c206d2d1542a79936cb00d85da853bfc95e2
SHA256bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c
SHA5129c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2