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Analysis
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max time kernel
147s -
max time network
148s -
platform
windows10-1703_x64 -
resource
win10-20231129-en -
resource tags
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submitted
11/12/2023, 07:26
General
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Target
3fd3b86bf270cf9c0a7b31f9a87a9cb0c0a0c4c8bf27731864c0d193d4145e70.exe
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Size
6.9MB
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MD5
510dc6ee51f472700e60f05d391b7a9a
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SHA1
9dc67d066d31c88a4608d9293fae320a22b0de1d
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SHA256
3fd3b86bf270cf9c0a7b31f9a87a9cb0c0a0c4c8bf27731864c0d193d4145e70
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SHA512
1af8e9f9af45ec15e30ac8bfc21e97c6f1f6bfba0edb27885cda8cc7ee5d483dcd136a2c485c7afe3a3583ff76f9c42618db1c6a38200c819b006b0d3b2427d5
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SSDEEP
98304:JCtQAsI29jHcxWjRTp6azZzB8hi4ZoEiAmP+xhctqd60dVADjhSF1O8lw3kBL7l7:2stjRJ/4ZoSQQhtd6sWDlSrM0BLRrzj
Malware Config
Signatures
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Executes dropped EXE 3 IoCs
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Loads dropped DLL 3 IoCs
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Unexpected DNS network traffic destination 1 IoCs
Network traffic to other servers than the configured DNS servers was detected on the DNS port.
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Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
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Drops file in Program Files directory 63 IoCs
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Runs net.exe
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Suspicious use of FindShellTrayWindow 1 IoCs
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Suspicious use of WriteProcessMemory 18 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\3fd3b86bf270cf9c0a7b31f9a87a9cb0c0a0c4c8bf27731864c0d193d4145e70.exe"C:\Users\Admin\AppData\Local\Temp\3fd3b86bf270cf9c0a7b31f9a87a9cb0c0a0c4c8bf27731864c0d193d4145e70.exe"1⤵
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\is-ALV82.tmp\3fd3b86bf270cf9c0a7b31f9a87a9cb0c0a0c4c8bf27731864c0d193d4145e70.tmp"C:\Users\Admin\AppData\Local\Temp\is-ALV82.tmp\3fd3b86bf270cf9c0a7b31f9a87a9cb0c0a0c4c8bf27731864c0d193d4145e70.tmp" /SL5="$5021E,6990075,68096,C:\Users\Admin\AppData\Local\Temp\3fd3b86bf270cf9c0a7b31f9a87a9cb0c0a0c4c8bf27731864c0d193d4145e70.exe"2⤵
- Executes dropped EXE
- Loads dropped DLL
- Drops file in Program Files directory
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\schtasks.exe"C:\Windows\system32\schtasks.exe" /Query3⤵
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C:\Program Files (x86)\WMAFormat\wmaformat.exe"C:\Program Files (x86)\WMAFormat\wmaformat.exe" -i3⤵
- Executes dropped EXE
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C:\Program Files (x86)\WMAFormat\wmaformat.exe"C:\Program Files (x86)\WMAFormat\wmaformat.exe" -s3⤵
- Executes dropped EXE
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C:\Windows\SysWOW64\net.exe"C:\Windows\system32\net.exe" helpmsg 113⤵
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\net1.exeC:\Windows\system32\net1 helpmsg 111⤵
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
514KB
MD59bd0769f765fd0ed383888b0b12beea3
SHA1de3e42aa3f50b965ff77fbeb6270b7d577951487
SHA2568d463356d58b0b62873c571b8b447e9a57715f7b4942b8c2784be0ed722d2c0a
SHA512234a8b01f4b3106dc092e88e0faa41f5b6a3c1a388025a48148be884e61e95f2d7fb179a5b618e45513b829cc15ac27a99eb0c7f003f0f912154a41202166ea9
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Filesize
224KB
MD535b55a41798168dd7fca5b02ff486460
SHA1ca484965f52f4970653bc31ae3e35f365fdad463
SHA256deaf0f4ad194034578d2d730d26b778eb4d59fbfdcf876be296b23ec232bbb6a
SHA5129d500252148dc386b615ed75f3f55f9cc15a3cfbda29671f4cdd4cc54c694a058131b096cdd8fc8d7643073c11bc2970113d9477ace4fe59cf3f46d3e5e5256e
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Filesize
190KB
MD5b87f750c26ff577baa4872df21ffb40f
SHA1a381bb04f8e49ebab473440191d0315fc8e9ae14
SHA256709c27def756791ca8786e2d6ac28ab795de4a2acea2cbe7ec22548c80c0fef4
SHA512f594eae9c0fab9a1fdb5ebf1a6182d1e182474243acd1202b742dc588e12933f6a3db2386a3f7814efd638480f7a2df1be2c8399b335b297a98a68c5b4cec51d
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Filesize
78KB
MD5908d842a75f54a9d0d1571f9933a34e5
SHA1aa678abd8e09deec85ef3623e2de204567665554
SHA25628b8f2992f8887b40758b4397cd0d2bbc9ec9f6e3442456b2eea4e3598a70b8f
SHA5128b3982be6057a321b08e7ecf554dbe453913e1e455ca0a2ea29d7d83640f55dd4ba9a41db4aad5ad45e3db44fefb7242a8848671ca43c8773faa9f7707930278
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Filesize
57KB
MD5daa8f0c49eeedb2e033f4639eb8f2adb
SHA1034e8c34571d0a90ad2770f008060d7ab4e628dc
SHA2561c704be82ca3a20f35ded437fae7cef4e152ffacccdadf9319497fce139ac49c
SHA512254be354116daac7968a3191c8cf12c02ca54961830f5fc4f59308e4db2c085956c3df3bd8b5c5a8e9beccab09db6cfbc74fed5d041981982bedda54ff534d22
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Filesize
2KB
MD5a69559718ab506675e907fe49deb71e9
SHA1bc8f404ffdb1960b50c12ff9413c893b56f2e36f
SHA2562f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc
SHA512e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63
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Filesize
19KB
MD53adaa386b671c2df3bae5b39dc093008
SHA1067cf95fbdb922d81db58432c46930f86d23dded
SHA25671cd2f5bc6e13b8349a7c98697c6d2e3fcdeea92699cedd591875bea869fae38
SHA512bbe4187758d1a69f75a8cca6b3184e0c20cf8701b16531b55ed4987497934b3c9ef66ecd5e6b83c7357f69734f1c8301b9f82f0a024bb693b732a2d5760fd303
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Filesize
1.8MB
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Filesize
1.8MB
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Filesize
1.8MB
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Filesize
4KB
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Filesize
4KB
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Filesize
752KB
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Filesize
96KB
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Filesize
96KB
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Filesize
96KB
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Filesize
1.8MB
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Filesize
632KB
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Filesize
1.8MB
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Filesize
1.8MB
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Filesize
1.8MB
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Filesize
1.8MB
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Filesize
1.8MB
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Filesize
632KB
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Filesize
1.8MB
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Filesize
1.8MB
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Filesize
1.8MB
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Filesize
1.8MB
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Filesize
632KB
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Filesize
1.8MB
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Filesize
1.8MB
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Filesize
1.8MB
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Filesize
1.8MB
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Filesize
1.8MB
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Filesize
1.8MB