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Analysis
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max time kernel
141s -
max time network
145s -
platform
windows10-1703_x64 -
resource
win10-20231129-en -
resource tags
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submitted
11/12/2023, 09:02
General
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Target
8bd9b03d5f677eca293f96dd34b07dcef491097ed5090ca4b7d9c350ffc0e33e.exe
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Size
6.9MB
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MD5
63d00664de339e4b05722f72cf283d78
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SHA1
15c238ef22b55d4c9629a7dc1bffe241692deac1
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SHA256
8bd9b03d5f677eca293f96dd34b07dcef491097ed5090ca4b7d9c350ffc0e33e
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SHA512
562751a71bf873908ac89fab1815b75feb45854456d66e5a998ce0075758f45565f5cec1e9823ef45cf7632edcd0dba3fee67e045e8bb0d8bab318adc64f9325
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SSDEEP
196608:wRW8Bq+q3WGhRQY914E1DF+V3bm/LCGNq3eUeKP3gdVfzj:wQeqbhPK4DFY4CtOUYVfzj
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\8bd9b03d5f677eca293f96dd34b07dcef491097ed5090ca4b7d9c350ffc0e33e.exe"C:\Users\Admin\AppData\Local\Temp\8bd9b03d5f677eca293f96dd34b07dcef491097ed5090ca4b7d9c350ffc0e33e.exe"1⤵
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\is-JE8M3.tmp\8bd9b03d5f677eca293f96dd34b07dcef491097ed5090ca4b7d9c350ffc0e33e.tmp"C:\Users\Admin\AppData\Local\Temp\is-JE8M3.tmp\8bd9b03d5f677eca293f96dd34b07dcef491097ed5090ca4b7d9c350ffc0e33e.tmp" /SL5="$50234,6953145,68096,C:\Users\Admin\AppData\Local\Temp\8bd9b03d5f677eca293f96dd34b07dcef491097ed5090ca4b7d9c350ffc0e33e.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
809KB
MD538800eb27205ae60f8c39947c4e6e88e
SHA1a2fadb2a3317aed528cb600c14f4338dec8f157e
SHA25658cfd7adafeba8775aa1bfa4e1de88ce01399dba77667d65aa3f9b2fceb356e7
SHA51229b47e272151dcf8cde42b127d7af168e815220ae3859d01bcedcdd38fcc5cea9c27d6489481573075ad946befce5512ab9bbf487b6678708530096c5f4ad9fb
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Filesize
564KB
MD59d5af93e8e9bf0bb5e9386f11d44b75a
SHA1630673ab8c186780e5c455a0aa9ab2d6df758729
SHA256fa0df132dc9d80d055a20408180cba8c3ae929660dae6d96dfc134bd5bdd6ab8
SHA512c89ebcbe61ac8502c5a8a63dc6f34f1b5b06e7489f9fbad883d50604f6eb0a9a7c46c6202a942b42b19ffc10d96ee872d2fda3857d93861599dfda703be7b5d1
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Filesize
879KB
MD5dd2f32cb8962ce0d8a24196703b57366
SHA1ad30821b6791d4efceb29afdf0d58081e49b9d6d
SHA256c2f9e6abed206cffe98f79023c9f1b038e9a62b64b4dc85b7a0935f8df5c3e7b
SHA512bce139c9e371e1ef02665c415d198456f1af253f80c6e100adbc2b4fb89ec0af61229a6471303ba3e61670a5ac53dc0fd0743321ff97d30550cac238e9ea4e79
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Filesize
687KB
MD5f448d7f4b76e5c9c3a4eaff16a8b9b73
SHA131808f1ffa84c954376975b7cdb0007e6b762488
SHA2567233b85eb0f8b3aa5cae3811d727aa8742fec4d1091c120a0fe15006f424cc49
SHA512f8197458cd2764c0b852dac34f9bf361110a7dc86903024a97c7bcd3f77b148342bf45e3c2b60f6af8198ae3b83938dbaad5e007d71a0f88006f3a0618cf36f4
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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
96KB
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Filesize
96KB
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Filesize
632KB
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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
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
4KB
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Filesize
4KB
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Filesize
752KB