Analysis
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max time kernel
148s -
max time network
150s -
platform
windows7_x64 -
resource
win7-20231129-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 6 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 27 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\tuc6.exe"C:\Users\Admin\AppData\Local\Temp\tuc6.exe"1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\is-OGE5N.tmp\tuc6.tmp"C:\Users\Admin\AppData\Local\Temp\is-OGE5N.tmp\tuc6.tmp" /SL5="$4010A,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:\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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C:\Program Files (x86)\numGIF\numgif.exe"C:\Program Files (x86)\numGIF\numgif.exe" -s3⤵
- Executes dropped EXE
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
105KB
MD52b1fbb0a161b62db10b329dd74f63b7e
SHA15b5239625c4f79275ae3883c2bcab5bff0c6940d
SHA25673bbb2fe50ace92ec33131917601be8ae1cfe59671a50d3e49e56253cf8a114c
SHA512492235df9937cd0f612ca3abc082903017aee73baa39ab75fc47afaf513b850f957e460f024b3dee21748fdd9b92a097bf86802f541e6ed4953f85975fdcd36b
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Filesize
1.1MB
MD5b1bf5e04fb98ef87d328c0b2283f1988
SHA18502d344292c746ba1951cb5028f1d9a27b03f50
SHA25657a450be2a8577b3e79a6dc08a9f1f57cfd7bc7bfdb0cc4057a8b1ee35b8bafd
SHA512eb0c1464ab77957f8372f5a2ac9f0c1c81e7e1d5505ce7bebe4f04ea9e37f8e0f0895b47fba39d355b1a714c1101d1cc7ab71f77d1eba22e2c9dded03322fe24
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Filesize
715KB
MD59ccc296a257c59ee3700bd440bb9be12
SHA160e806155b2eebb4c40a69de327e7cf387335d45
SHA2566145e84471a63d8405b7e5dee8650aa889d5253ada90cee5d2a5b633f4b6bbcb
SHA512232825e6fec3cd1a6d236fd4805decbd79d699aa21d84f8caa117f3eed593739cc13e03984f4d5880e39a0f4f262e66e2049c26160192f68741e497895a91925
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Filesize
611KB
MD57e1f6cf1e87ed42d62f2e5aa6386ff7e
SHA15c666c6a1acf480028b7251dc2fc23819f5d02cf
SHA256847c7bf37ec1c30bef1e62b31902f3ab837a78dbbcf0b9d9d3fa3b872e2b60b8
SHA512b10fd642599aa7a842b391d55d8791a18712fe41395de9383c86a3838e0a060042f2a15c12b9a01854cdda9398c725fae7d788c9a5d706c8696dac3e82eb7541
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Filesize
687KB
MD525d89e5ca3c04d6f7fda01c1e5734f2b
SHA1a0a9a15646c5ee8ae235c24709a775b26ccbc25a
SHA256df0147be9de19af0f5c6583c819496ae01c8ee77a029ef08645e5c3727a712ec
SHA5125d72c4dff6a7141f247b08ac9d2c028433c2d546e196793e833ed07b31e1665d8cc20347688408e4171ea3000186a1471a7299db0c9e130f9650bc88867212f6
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Filesize
218KB
MD57aa5be9d92ce57dc2841e13ea17c68b0
SHA18a2044081f5da9dc0b8f3fb5fe94e968ce59e80d
SHA256389a193f1d2333ea0f49b0cf45e2f496cbf3a7cbaa6e90b7833f8b4ea54467d1
SHA51204627c4ad6554af11497cd1e4ea70e114430a7de00ac2ad5aae6e8e51a53b114643603a652eb0d86b1a05481e321677496e69d8e408fdafb3ee82a6fe2d94bcf
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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
22KB
MD592dc6ef532fbb4a5c3201469a5b5eb63
SHA13e89ff837147c16b4e41c30d6c796374e0b8e62c
SHA2569884e9d1b4f8a873ccbd81f8ad0ae257776d2348d027d811a56475e028360d87
SHA5129908e573921d5dbc3454a1c0a6c969ab8a81cc2e8b5385391d46b1a738fb06a76aa3282e0e58d0d2ffa6f27c85668cd5178e1500b8a39b1bbae04366ae6a86d3
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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
4KB
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Filesize
2.2MB
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Filesize
2.2MB
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Filesize
752KB
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Filesize
4KB
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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
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
148KB
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Filesize
148KB