Analysis
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max time kernel
145s -
max time network
150s -
platform
windows10-2004_x64 -
resource
win10v2004-20231127-en -
resource tags
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submitted
12/12/2023, 16:39
General
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Target
tuc6.exe
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Size
7.2MB
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MD5
9d20529c12d976fc0ac1c6307742bb70
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SHA1
11d0c9e1a660a30d27a90212b1bda83663bd5e3f
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SHA256
fef27f6e75c7b46bd160664e0c4d23454c41619b371c199d5c9341eac5eb020f
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SHA512
4141606a22d0af3ff8f4943ee3845e9d3f58aece6b2a33ceaf93b201d0a752bbdf371a2ec0e98fbc8c719b02b348f8328a4830612fbd88f15fa00c2d88bf828b
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SSDEEP
196608:nxm56Uu8mvAF2l3qqRHw/djqMJueNbMvn+pXnhH5RCLK5Ehezj:Yul8A3nHwljqMksY/4p5RC25qezj
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\tuc6.exe"C:\Users\Admin\AppData\Local\Temp\tuc6.exe"1⤵
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\is-2PCO5.tmp\tuc6.tmp"C:\Users\Admin\AppData\Local\Temp\is-2PCO5.tmp\tuc6.tmp" /SL5="$60066,7260641,121856,C:\Users\Admin\AppData\Local\Temp\tuc6.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)\numGIF\numgif.exe"C:\Program Files (x86)\numGIF\numgif.exe" -i3⤵
- Executes dropped EXE
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C:\Program Files (x86)\numGIF\numgif.exe"C:\Program Files (x86)\numGIF\numgif.exe" -s3⤵
- Executes dropped EXE
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C:\Windows\SysWOW64\net.exe"C:\Windows\system32\net.exe" helpmsg 123⤵
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\net1.exeC:\Windows\system32\net1 helpmsg 124⤵
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
687KB
MD593bbe736724089f9eb67ea8bdf9d9cc1
SHA1ea27cb2269dfa9b7d387fe739a7b680d7500af85
SHA256f202339b10f721b4a1e2cc8d34e0dde00091aee6fbfd4a44a1a6e85056e858b1
SHA512c9b5e565b4beba487868ef1cc4bf6375879e5bc43c66a7bca14802c82e44cb8579f193db80a37663fc73d76ad431c1c0f1980ce04007f902d6722b8d7a3e2afa
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Filesize
1.0MB
MD5b16c0ab9dae54b29aff94c36b959aad7
SHA10b71b01d610d4d3d2150f8f492fd58b1bc1773cb
SHA256098add8b9170325828f8e122bfab7a2619a89d74c00e4312ab2fa25d71130c87
SHA5121a3449dabf8ce573cabcf70f4ed4106705c114a93331b4be58271ba582c5890e6229d6f04434f8bce79c4b4757e78854b99c6fc9beadbc23381b203750d3054a
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Filesize
187KB
MD5b4ae7ec81889ac408264f29ba0ef5a0f
SHA1ade73f9f02496f8354780c8a5501783d4cfdbefe
SHA2563c92d8058d7f00f67aef8a10c9afd90182c94b163b3dab0e025c75d2c5ff124a
SHA512b4388728430bcdcda326f6a7cc609d8dc43f1f44a11f11c8f4e9bca68bd0de0612f9038f2ec7a20528308b99b7c7ebe021885e914762141795415bf49ba579d2
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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
4KB
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Filesize
4KB
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Filesize
752KB
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Filesize
2.2MB
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Filesize
2.2MB
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Filesize
2.2MB
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Filesize
2.2MB
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Filesize
632KB
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Filesize
2.2MB
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Filesize
2.2MB
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Filesize
2.2MB
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Filesize
2.2MB
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Filesize
2.2MB
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Filesize
2.2MB
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Filesize
2.2MB
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Filesize
2.2MB
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Filesize
2.2MB
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Filesize
2.2MB
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Filesize
2.2MB
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Filesize
632KB
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Filesize
2.2MB
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Filesize
2.2MB
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Filesize
2.2MB
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Filesize
2.2MB
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Filesize
2.2MB
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Filesize
2.2MB
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Filesize
148KB
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Filesize
148KB
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Filesize
148KB