Analysis
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max time kernel
144s -
max time network
150s -
platform
windows7_x64 -
resource
win7-20231130-en -
resource tags
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submitted
11/12/2023, 16:56
General
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Target
tuc7.exe
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Size
7.5MB
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MD5
48f582dfda6570b9fb3ea3d9b07e6780
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SHA1
078f91e7c380d0ae87caaaa8546cb8584c23b426
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SHA256
cd9332047f78b263c124ac43a236cf1662a6811bc1bec5197dcbb6854d071f2b
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SHA512
4113527058abc681fbff8655d0702f7b19ff047b6f064f49b4dedb1d542b8b9e45ccdad2c3cf7f4da60143dd5a5d7c882644e6362a4f9817f038aee413fec3c6
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SSDEEP
196608:rWc5A2XV/1qTZGgnkphp0rAwZYGespRHDfY5cdV4qCzj:jDFyOTpBsLp1c5SV4qCzj
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 2 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\tuc7.exe"C:\Users\Admin\AppData\Local\Temp\tuc7.exe"1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\is-7LU1Q.tmp\tuc7.tmp"C:\Users\Admin\AppData\Local\Temp\is-7LU1Q.tmp\tuc7.tmp" /SL5="$30142,7612629,68096,C:\Users\Admin\AppData\Local\Temp\tuc7.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)\PlayGIF\gifplayer.exe"C:\Program Files (x86)\PlayGIF\gifplayer.exe" -i3⤵
- Executes dropped EXE
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C:\Program Files (x86)\PlayGIF\gifplayer.exe"C:\Program Files (x86)\PlayGIF\gifplayer.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 111⤵
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
1.2MB
MD520dc406799e9be9c28738dc5a75dd580
SHA13528ef31bcb6578f6c4111b7438fd52a6e365f84
SHA2567bf80ffa0f9638f364d4a5b4a71edff7d07c0400bebabdf790c26963880c7add
SHA512d273824cb8eda8340025a6171147ff36dcb1892567f4dcf8ffcf6be210598bd419bea6f9e26020373cc8278af2940dbdcfa22917d66f3fb38a0bf2709a7e2b0d
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Filesize
647KB
MD5ed97ae8aa3717a0e6d57403a1dbdb02a
SHA1ac8754a62ce8efbb119d234d02c1085fa0546ea3
SHA256a52a963e979fc9a287094116fa94a0c88589af61e47012dc8b14dcc562cd0b63
SHA512ade33763d8cccf0a648af9f527a1de67009be4225305f04ddf24440b39ed0675e889ff35572f56332a4cb2c932a0da1b5dbd3d1ce1cc10e508147ce70899aa66
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Filesize
566KB
MD5b9923b6254f5149916bdb16b7d41c37e
SHA1b9fb503098a22f6f2db0e7cd763710dd01b74f29
SHA2569501b7c9d4874504011c15549dd3a2cba6841f16e23a9cff536e9c962b546dee
SHA512dc59913d1ef1181af0892d5796b79ef699b62681b82156fe7494c194d469a1487197f8ad6c609c6e12617a62c32b3728a4f873ac13278f96fa1b5ae6406ea8a7
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Filesize
687KB
MD5f448d7f4b76e5c9c3a4eaff16a8b9b73
SHA131808f1ffa84c954376975b7cdb0007e6b762488
SHA2567233b85eb0f8b3aa5cae3811d727aa8742fec4d1091c120a0fe15006f424cc49
SHA512f8197458cd2764c0b852dac34f9bf361110a7dc86903024a97c7bcd3f77b148342bf45e3c2b60f6af8198ae3b83938dbaad5e007d71a0f88006f3a0618cf36f4
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Filesize
996KB
MD51a2cb78ca98761154131ac970c2e448a
SHA12fb8d0f33b2b3d1c445222d5079a66631db6daa1
SHA25623a9902e1d928f9bae707d636a8e3cb7fdc0f16dbd69898fe008ab3c2bd6aecb
SHA512800cdd21f789ba28dbd24f8bd3ca016f210f435cb2c4f7e93f5acab11d6b329e040585ad5a37190552233b98c73d0ba47b77d9434675ef37f2978cdf7b5e467b
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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
2.4MB
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Filesize
2.4MB
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Filesize
2.4MB
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Filesize
2.4MB
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Filesize
2.4MB
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Filesize
2.4MB
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Filesize
2.4MB
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Filesize
2.4MB
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Filesize
2.4MB
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Filesize
2.4MB
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Filesize
2.4MB
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Filesize
2.4MB
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Filesize
2.4MB
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Filesize
2.4MB
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Filesize
2.4MB
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Filesize
2.4MB
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Filesize
2.4MB
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Filesize
2.4MB
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Filesize
2.4MB
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Filesize
632KB
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Filesize
632KB
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Filesize
2.4MB
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Filesize
2.4MB
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Filesize
96KB
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Filesize
96KB
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Filesize
96KB
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Filesize
2.4MB
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Filesize
4KB
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Filesize
752KB
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Filesize
4KB