Analysis
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max time kernel
144s -
max time network
148s -
platform
windows7_x64 -
resource
win7-20231129-en -
resource tags
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submitted
11-12-2023 19:52
General
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Target
tuc5.exe
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Size
7.5MB
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MD5
f10c35f91a9f8be826122e7c3c98100d
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SHA1
0cf0c50b367bbfc74225ad6f82153a5d15e09539
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SHA256
96198611ca7f4d889fa1e0a66c6b93651f0d99e5a3f3d440a0a465858f556b9d
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SHA512
8d3878587351f936650c38d1a2df6b629a79d723ee09b22ab64163ef28813a088e620cda531ab0c590edca0187dea81eecf9ce99b487d18da3241abb24a964f6
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SSDEEP
196608:QO78pimeIjZMmsj7bXzjl3iT1A9SG7ul2xdVNWiYmJE6RI6zj:V78pimNjMDzjl3dQAdVN1YyRPzj
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\tuc5.exe"C:\Users\Admin\AppData\Local\Temp\tuc5.exe"1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\is-OJAF1.tmp\tuc5.tmp"C:\Users\Admin\AppData\Local\Temp\is-OJAF1.tmp\tuc5.tmp" /SL5="$5014E,7611198,68096,C:\Users\Admin\AppData\Local\Temp\tuc5.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
459KB
MD57c182d9b435ec1643c017e9dc0efc5e1
SHA13b68bb42a3357a17e265dfcd52864812eaa7b824
SHA2565433a831617eade642aafd5f828ae7460505a115dbb85a687feef00392ed89d6
SHA512cc39d0352cd404a76d31dadb6746f0c5df1d04b7b8ef986964888640cfe20b86aed66f222ef7c71882843c7ec7df294eb3d52b63c4999acebee27e5c611f7eb1
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Filesize
75KB
MD5560aa769dc978d827216a578d9bd19f2
SHA1f64eca47adef793f4bb3ec6790497a7c2a6b980c
SHA256366b784e8a059cd5b5fee7df2105efd95db38a39a913423966905da05e944680
SHA512ab5ef60cabc0bd2f7665d13ee31a3cfb1b32e110ae67a88256d65e1c08ebf90e2b0d1faec27a40a77194eb6253347f6202f74c04c018e4127230fac7595dcfb4
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Filesize
523KB
MD574388cf1e368104d474adf92a6c717d8
SHA1f4c2a8b576bc767471f6b96cbbcb8b4367008baf
SHA25645925ccb9694f748a1ea8d80fc9d91e23dc6cd05029dc0b388dda7bf7b38a557
SHA512993df38db15d040f69063c6622e4fd9ed0518c1f92dbc173dead0506cacf604b04b3e6ee8f74d4c40ed7de3bea1bb4468a92e7d61b1013b05707ce4886c38163
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Filesize
1.2MB
MD505a6b0f0f63a41551f255b079de5ccee
SHA1b0a5d422fc88df41bee8d7559c43cfef44879f91
SHA25678c5063d120722285718ef61c1b48b02ffce4bd89a9967a788b6db1d7bbc3c40
SHA51243cafaa822b1ffbeb99ac13dac45404b42278eb48134898b3f80522709b1fedc6b8421e05954f843363493c73351d1c68cdc20a444ffc247eff7eec8422f8354
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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
2.4MB
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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
2.4MB
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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
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Filesize
96KB
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Filesize
96KB