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 10:29
General
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Target
b54bb1dd6ebf9aa44acaf16fdba16ef10cf2762c8102f4a70ace8d86a42ece86.exe
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Size
6.9MB
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MD5
cf74d139ebbf7d181a26f16d1a2a255e
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SHA1
569808303294eb6df1fbdc2d68b57552d51657ac
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SHA256
b54bb1dd6ebf9aa44acaf16fdba16ef10cf2762c8102f4a70ace8d86a42ece86
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SHA512
3c5350be12ffff097c789b7d2a97abfdf9df37447722f7486181b55aa1f0f122bcdf2e416648224fa194fecdd488ff736bd0dfa4eb62c91e719da8897a0d135a
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SSDEEP
98304:sCtQAsI29jHcxWjRTp6azZzB8hi4ZoEiAmP+xhctqd60dVADjhSF1O8lw3kBL7l7:BstjRJ/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\b54bb1dd6ebf9aa44acaf16fdba16ef10cf2762c8102f4a70ace8d86a42ece86.exe"C:\Users\Admin\AppData\Local\Temp\b54bb1dd6ebf9aa44acaf16fdba16ef10cf2762c8102f4a70ace8d86a42ece86.exe"1⤵
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\is-T5O7U.tmp\b54bb1dd6ebf9aa44acaf16fdba16ef10cf2762c8102f4a70ace8d86a42ece86.tmp"C:\Users\Admin\AppData\Local\Temp\is-T5O7U.tmp\b54bb1dd6ebf9aa44acaf16fdba16ef10cf2762c8102f4a70ace8d86a42ece86.tmp" /SL5="$801FE,6990075,68096,C:\Users\Admin\AppData\Local\Temp\b54bb1dd6ebf9aa44acaf16fdba16ef10cf2762c8102f4a70ace8d86a42ece86.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 114⤵
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
1.2MB
MD55d197510f5f09189623efc5e7fa9be04
SHA1b19f017c731b6cd929d8d30739af4d4e1ab64f60
SHA25695976ee933eb3e821e95570177e4163d58c405987f327afcbbfedacb9e862156
SHA5126bc98859a914952a5d27dd31b7a5fe82b057c55bd4ba6c3b7d7ae8fd1843308fed5cbcbaf4687b6e9f82cb68099ccc59bdf857100e64f2a3c657de68b9bf9f72
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Filesize
747KB
MD54ed4f4a83a415e2af69528129ba23c84
SHA1fdd961f917c71acc18ac85cba02f4a772b12e309
SHA256768612c0f2241672cb550852723492ab69c2e7ea25990577484a32dfaade28a4
SHA51211531adfb7ef78bafa6db43bf6bf77036845a30990ff01ea792814130bc21cbe366d31fd51a82aae665a7dcc6a5b85882495fe2a9a2c28a0c6432ee4adeaa694
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Filesize
507KB
MD510017368d80395fe458c8b06620f3787
SHA141acbe7d9635bc78c9da1f4e6a40c519b4a8f8b8
SHA256d095e6d16f47fe4e54ab6d79ec12732abf6efab7db9d1680bc67b5e7228a11ee
SHA5128103a119125efaadcda3abded546b16e265fe41579dedce7b3b14923d18bc67aa8a4fcd9b61b4c585061441a0eeedf708e0d051327ea27d959d3f7df73b6df9b
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Filesize
687KB
MD5f448d7f4b76e5c9c3a4eaff16a8b9b73
SHA131808f1ffa84c954376975b7cdb0007e6b762488
SHA2567233b85eb0f8b3aa5cae3811d727aa8742fec4d1091c120a0fe15006f424cc49
SHA512f8197458cd2764c0b852dac34f9bf361110a7dc86903024a97c7bcd3f77b148342bf45e3c2b60f6af8198ae3b83938dbaad5e007d71a0f88006f3a0618cf36f4
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Filesize
638KB
MD5efb92a69a7b0dcaa80ce1bf3eb43a069
SHA15110559519d92ebbaaf1eea627e8fcc6b407718c
SHA256ac1677033dc7d626899a4580762982d0ed19674b775197ec130feb9065edb600
SHA5125663ec30ac1ed406f8758ab82dd482640506189a1de9090ff96e207c9ca89350737112a67bb45aadbbbd6cab26aaa282de15eb8b55130a6503ea0f534711956a
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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
1.8MB
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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
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
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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
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
4KB
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Filesize
4KB
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Filesize
752KB