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Analysis
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max time kernel
148s -
max time network
151s -
platform
windows10-2004_x64 -
resource
win10v2004-20231130-en -
resource tags
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submitted
11/12/2023, 18:45
General
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Target
tuc5.exe
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Size
7.5MB
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MD5
7e4edc7bfc3e78389f6ec517f55b56a9
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SHA1
9b267a42749d9118e9f95aae9a908e3b9d0d88dc
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SHA256
846d963b3be07336806e9a35ec551588e1cc8eac3cc74fffedb2b16635ab5fe3
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SHA512
cd051c58d5bd118eb7f071315660eead841ba3070731e54647f4358bd815c49d1f2ac1178fdf39e3719657b058719be25cca27791086eb5e76d5bd1f9013ac29
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SSDEEP
196608:DO78pimeIjZMmsj7bXzjl3iT1A9SG7ul2xdVNWiYmJE6RI6zj:a78pimNjMDzjl3dQAdVN1YyRPzj
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\tuc5.exe"C:\Users\Admin\AppData\Local\Temp\tuc5.exe"1⤵
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\is-KLATG.tmp\tuc5.tmp"C:\Users\Admin\AppData\Local\Temp\is-KLATG.tmp\tuc5.tmp" /SL5="$B0068,7611198,68096,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 114⤵
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
105KB
MD57172241fb107c6b36663e5fcbacea180
SHA14d2b03a25bb83169203ceb49e0e91dd6e3bd17ce
SHA256e911ad76695578ef34e3fc0ba0f5dbe766e730bce2d91d755395f363559bb318
SHA512d4e86f1139844ef480dfa77aa4c5daa40a39a01ef204096fefd5a9ba054341160edbaa74f2c61b9074025983945bcad1f08105782f9151c4b1dd2ed20aca0da2
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Filesize
570KB
MD5af8df8e2b72f2a37d49683fb03276ffa
SHA18c08694b868b8ef0fd7929328598802da5b29aad
SHA256240754780a6a2a7989b2bc3ad5b428748517291315213af4163a4e6a9f8d5cc3
SHA512a71b9c5ffcde4773a7969518c8bd5d3241450512f7cabc0f015c82cc6039e56a5b24307466952dbe5122878031c5c746fdffc3928f1f9bb96d639e20ace39f82
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Filesize
174KB
MD5f6ee0f262b706568df95c4f951e86222
SHA134eb439e3827d643126b64ea21b4576c3c9acfb5
SHA2567349b1cdc6a036efc0243b8016b017f2fc629db9fd6e2d3df728081deca697b4
SHA5128e528a64432751073462234484ea98b7acc16b709a1d9b99c355cd68538ad81686ef92c5d93c2367b92aa34f113045d111c38c99393553e9b29ea5c363c4091c
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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
504KB
MD5172fba39a259769fb956e412c027d6ce
SHA1b90e9e0c66ffd9e032daf48cae133a882381bc8e
SHA256b5f5bf166acb5828fb7a49137365686b20066bd0ef216f27d7022ec5d7ef7ee2
SHA512ae2411d6e45755350d7ae0bb93b65384a32e298a33b2aa380cb5dc6ee51d760bad5cc23d3c6348c51884dcc2ad3c58ff20f7d7945ac558156fb53c85d1669f73
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Filesize
613KB
MD58429a2f2e70edccf17a0ad82e285cce9
SHA1ab67da61d67f3f95e46460e95320bd3f6defdaa3
SHA256bf2ef06feeb47a0fbc58787590f3d970744c3cec9043b91596a234ee4d30c7cd
SHA51224d63eaf1fa582458914ba8b2ed2c6d02a2aa1006db5b165a2a03426e6267d74836b45fa47f9cb41c3cc574c16d238410cf357a54c211d2e1aefadbc9bffd31f
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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
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
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