Analysis
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max time kernel
146s -
max time network
150s -
platform
windows10-2004_x64 -
resource
win10v2004-20231130-en -
resource tags
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submitted
12/12/2023, 14:06
General
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Target
tuc6.exe
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Size
7.2MB
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MD5
fb2c214d6b896feb0b4c3703e57119cb
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SHA1
45e41993b9bdbfd172d09e72061fa738e3b353a3
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SHA256
0a86a03eb33ca09a55c10959585ba22b57d7b6c5d773f3fb3aa7185a621a6931
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SHA512
ba1139d3247a7fe12f744dfb370ceddb21db13d2123b0c11f114c2ddc938bb64e6545b1343f031022c40c836e0eb1ff484df0871b997e91e6a696f699e7fbdcd
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SSDEEP
196608:Pxm56Uu8mvAF2l3qqRHw/djqMJueNbMvn+pXnhH5RCLK5Ehezj:Qul8A3nHwljqMksY/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 3 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-B32AI.tmp\tuc6.tmp"C:\Users\Admin\AppData\Local\Temp\is-B32AI.tmp\tuc6.tmp" /SL5="$A0064,7260641,121856,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
468KB
MD56c70ad5b438295d69d061b774dda0784
SHA1e0583ef973257cba92111be616abb7a0ce79b7d9
SHA2562c789a4ed06e72b3ae069025bc7a6e83590f9ed2cb868c6f72f0009e4f1969fe
SHA512c260b014368fcab0458ef0782480321d91c719790101568d9479f0ce06e7257aebdb6dfce709b3e343bbbc781ed28dc6a08a8755e93d73239516bfbc93589235
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Filesize
592KB
MD5595ffcf8ace7d0a2f7b5076b8c949324
SHA1d8676f329cb9356954b3ba7419fc0ba82be2bd6e
SHA2568d98e8de7047e4720cc1ea924835ef415d9db57c7fe6e7e9fdd6101b3f874071
SHA512b1a7fb85d2a36ec20a374b167daccc9feab8eb4bf91146f136e989251106327a8ff9b3f413c1c75cbc908f0e9a646163f2fff9e8e45d878bf3415c515489069e
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Filesize
472KB
MD5867d111958218a09ab37360eed368360
SHA115d5cc671b952594b8ba82f2e84051d221adf2d0
SHA25668ddf1cd3a854cd6d5e63dd3dbff4b4e46b20076b174c20e074e27aa5d4d24e2
SHA512e1a2170a645e7bf7e6fe0484e7fed68bcb25b9468eb55469be95f5564121a703bb6ee34679bb617212c4992e6855a10c4aef6e6a99b8e1e0e0ce0f30e359cc04
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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
687KB
MD5f448d7f4b76e5c9c3a4eaff16a8b9b73
SHA131808f1ffa84c954376975b7cdb0007e6b762488
SHA2567233b85eb0f8b3aa5cae3811d727aa8742fec4d1091c120a0fe15006f424cc49
SHA512f8197458cd2764c0b852dac34f9bf361110a7dc86903024a97c7bcd3f77b148342bf45e3c2b60f6af8198ae3b83938dbaad5e007d71a0f88006f3a0618cf36f4
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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
-
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
632KB
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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
4KB
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Filesize
4KB
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Filesize
752KB
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Filesize
148KB
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Filesize
148KB
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Filesize
148KB