Analysis
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max time kernel
149s -
max time network
152s -
platform
windows10-2004_x64 -
resource
win10v2004-20231130-en -
resource tags
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submitted
11-12-2023 16:54
General
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Target
tuc6.exe
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Size
7.5MB
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MD5
81bd25de5709a52e3856db3eb59ba0a6
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SHA1
d8bff0f962df4094ea9fefecca5b4be9ae5d880e
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SHA256
a2eb1636200cc61142db562bbbba5257f3b1ee99a9b6a57edc245ab4422a4af3
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SHA512
456586c9d2298bf68c564626c2c1a25001979f82c743e21f68c8beca95d3c8229aae070c98d4bb6fb47f277b0c5ba07e0f2a937bf4189f2cd2b13b5017e60d0d
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SSDEEP
196608:Oq/iLRC0OLkYNew6tjCtD2RQVsBp4UAzj:OHC9Lkuew6t2oCO9Azj
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-8EQ49.tmp\tuc6.tmp"C:\Users\Admin\AppData\Local\Temp\is-8EQ49.tmp\tuc6.tmp" /SL5="$100056,7577497,68096,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)\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 114⤵
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
832KB
MD5c6122b8917da0625615b83cf72518d29
SHA1925244709c60d4014389e51728d9030a0fb5662d
SHA256ed41c631bfda4cdd358342817536d175ba02acf014c6e7f0bfdb13d67534504c
SHA512c4f7905f3bbefedd70ff4eae9c29ffb8ac431411a5f9e05fae93899a0f3ff6bfafba92c8a25e421ff006b24cd86740ee59765f4cb20fee6e4713f8cb77347fa2
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Filesize
640KB
MD57087d6951d8ffe98c0549fc8202f6caa
SHA1605f20e93b8fd80eb1fece50c23ebe04390364f4
SHA256f408c2309e0e02eba6e8b9b4673b7d6da0ce6c5ded90f23f5019fd06beb94d09
SHA5124675d3d53245c7e493eec0918fb09e5f9f88722e9cfe7ac10f98d0b25abb836e672ac15e606f7775333459e0765c3595b24ad57f58ac3563d29f32fb689bb9e8
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Filesize
1.2MB
MD56b7a938e4466e0ab17ca9fb97d945640
SHA1326520a73e1d2bd30e5cd942091c71eba0668a43
SHA2568567a8310558edd093acffdbad5b0dba14c1f32fa795d82fbf1e14253cc68e8a
SHA512f5aff8833b5fea91012989efa090c7c29163d9ffb7b19d54b4634a622a80db99cde112abad38b4946bb794595f6a08187865ea7f82efa8be4b6a173283bf42f6
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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
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
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
4KB
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Filesize
4KB
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Filesize
752KB
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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
96KB
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Filesize
96KB
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Filesize
96KB