Analysis
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max time kernel
142s -
max time network
125s -
platform
windows10-2004_x64 -
resource
win10v2004-20231130-en -
resource tags
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submitted
11/12/2023, 08:50
General
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Target
a899aa60bd6e2eeacdd3fd94c546435375ef4ddcd77a0784e6565d0915a6cb1f.exe
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Size
6.9MB
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MD5
f1f5fffe219885c3d8727c52cedc6a0e
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SHA1
236440201493ad0cd2dfdfd754042ba6e03fb22f
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SHA256
a899aa60bd6e2eeacdd3fd94c546435375ef4ddcd77a0784e6565d0915a6cb1f
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SHA512
77264d1be1d15a95ba8f692d8cb7db58a6c576436a798d935239399efce71f63525113cd07cffc652b5e75e46de35688935a434c994ec99363e3f027d9401583
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SSDEEP
98304:czyQ4kc+v4jvDhsQepuwmrkz216aPE8d9X+X1M2CX27eGqc6hxTGZtsAzFjTidLb:9Q4PTP94zHQ9OX1M2CGjn6hDc6LKEzj
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\a899aa60bd6e2eeacdd3fd94c546435375ef4ddcd77a0784e6565d0915a6cb1f.exe"C:\Users\Admin\AppData\Local\Temp\a899aa60bd6e2eeacdd3fd94c546435375ef4ddcd77a0784e6565d0915a6cb1f.exe"1⤵
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\is-0LD3R.tmp\a899aa60bd6e2eeacdd3fd94c546435375ef4ddcd77a0784e6565d0915a6cb1f.tmp"C:\Users\Admin\AppData\Local\Temp\is-0LD3R.tmp\a899aa60bd6e2eeacdd3fd94c546435375ef4ddcd77a0784e6565d0915a6cb1f.tmp" /SL5="$9004A,6985458,68096,C:\Users\Admin\AppData\Local\Temp\a899aa60bd6e2eeacdd3fd94c546435375ef4ddcd77a0784e6565d0915a6cb1f.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
768KB
MD53798bfbc7370a6d2516e767da42901f4
SHA194d05705759738f889a18a6dc811833e70c8b004
SHA2564c262497f982f2bf391891bc37a5805bcfe8b6a3439b7d8623a07ddce8c5eb39
SHA512fc620226d35813b0827ce65e00344aa04f6308715506fe8b7d58dc08b124b158940f0e087b79d1c568fc45f9cc06f8d7ddc6bcd1ca6b61fa42771acd36113500
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Filesize
384KB
MD5d865eb34d1a74067b02ce056a808c3a8
SHA156952c425767810aafb4ea06e7a122b42a774eea
SHA256dfcd941667c7afb111af40afc8b898a4f220560a136520d1b8a5006f73aac5ec
SHA51223751d1ffcc9c7ce4a2fdc04d1202f7b9bb2b4e10ce2907aec81f2c2744da301b7c00f305616a9e3de2bcc763ddf4f9fd5688300bea29d0c50dd40dab8ffe5d2
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Filesize
562KB
MD5bdebb366ee77c904b68ac20d54e446c2
SHA1c62c109f904d28764e98c25ef9d8011d9928f9d9
SHA256515e4561ba3b32f9eb7c684e56d2bca25f82d04908d9957103e38179ea5711f6
SHA51204286b0705147b99b5ca8c4fdac46c1c956c08185b48ae355aa7f001207e25f0511d823703990aebc8c274eb243807a8e652798fe65cc69fa43bbdcc5353f23f
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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
1.8MB
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Filesize
752KB
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Filesize
4KB
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Filesize
4KB
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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
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
96KB
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Filesize
96KB
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Filesize
96KB