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Analysis
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max time kernel
149s -
max time network
151s -
platform
windows10-2004_x64 -
resource
win10v2004-20231130-en -
resource tags
arch:x64arch:x86image:win10v2004-20231130-enlocale:en-usos:windows10-2004-x64system -
submitted
11/12/2023, 16:28
Static task
static1
Behavioral task
behavioral1
Sample
tuc5.exe
Resource
win7-20231130-en
Behavioral task
behavioral2
Sample
tuc5.exe
Resource
win10v2004-20231130-en
General
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Target
tuc5.exe
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Size
7.5MB
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MD5
ab36eeea8b8c643ee4a34f9cccb7331f
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SHA1
bf22b296375665dec5f926660aaef9e4c52da9cb
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SHA256
792fcca86eed9eb7f163070e74e06d7aea0ff8db5a7854fd8a054322b72b14db
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SHA512
d3b55c6aa150a4ca13be425f0482cfeda7c674bfe27d895648584465baf70cb1a8d9fb15da2ed4f7df9fb364e5eda07afc48e270e82d2caabeb54ac1a99ae5db
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SSDEEP
196608:SO78pimeIjZMmsj7bXzjl3iT1A9SG7ul2xdVNWiYmJE6RI6zj:r78pimNjMDzjl3dQAdVN1YyRPzj
Malware Config
Signatures
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Executes dropped EXE 3 IoCs
pid Process 3628 tuc5.tmp 5056 gifplayer.exe 3880 gifplayer.exe -
Loads dropped DLL 3 IoCs
pid Process 3628 tuc5.tmp 3628 tuc5.tmp 3628 tuc5.tmp -
Unexpected DNS network traffic destination 3 IoCs
Network traffic to other servers than the configured DNS servers was detected on the DNS port.
description ioc Destination IP 152.89.198.214 Destination IP 194.49.94.194 Destination IP 45.155.250.90 -
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
description ioc Process File created C:\Program Files (x86)\PlayGIF\stuff\is-T7BV3.tmp tuc5.tmp File created C:\Program Files (x86)\PlayGIF\bin\x86\is-UTVH8.tmp tuc5.tmp File created C:\Program Files (x86)\PlayGIF\bin\x86\is-R1RT5.tmp tuc5.tmp File created C:\Program Files (x86)\PlayGIF\uninstall\unins000.dat tuc5.tmp File created C:\Program Files (x86)\PlayGIF\stuff\is-JLCOI.tmp tuc5.tmp File created C:\Program Files (x86)\PlayGIF\bin\x86\is-L1SNV.tmp tuc5.tmp File created C:\Program Files (x86)\PlayGIF\bin\x86\is-T6A7F.tmp tuc5.tmp File created C:\Program Files (x86)\PlayGIF\bin\x86\is-0LQMN.tmp tuc5.tmp File created C:\Program Files (x86)\PlayGIF\bin\x86\is-OSDRL.tmp tuc5.tmp File created C:\Program Files (x86)\PlayGIF\bin\x86\plugins\internal\is-Q97PO.tmp tuc5.tmp File created C:\Program Files (x86)\PlayGIF\bin\x86\is-2S3JV.tmp tuc5.tmp File created C:\Program Files (x86)\PlayGIF\bin\x86\is-1J3G6.tmp tuc5.tmp File created C:\Program Files (x86)\PlayGIF\bin\x86\is-KDIBO.tmp tuc5.tmp File created C:\Program Files (x86)\PlayGIF\bin\x86\is-750I8.tmp tuc5.tmp File created C:\Program Files (x86)\PlayGIF\bin\x86\is-FHQRN.tmp tuc5.tmp File created C:\Program Files (x86)\PlayGIF\bin\x86\is-2B937.tmp tuc5.tmp File created C:\Program Files (x86)\PlayGIF\bin\x86\is-00DJI.tmp tuc5.tmp File created C:\Program Files (x86)\PlayGIF\bin\x86\is-GUNGV.tmp tuc5.tmp File opened for modification C:\Program Files (x86)\PlayGIF\gifplayer.exe tuc5.tmp File created C:\Program Files (x86)\PlayGIF\bin\x86\is-QJ3P8.tmp tuc5.tmp File created C:\Program Files (x86)\PlayGIF\bin\x86\is-9MNB6.tmp tuc5.tmp File created C:\Program Files (x86)\PlayGIF\bin\x86\is-1D5KD.tmp tuc5.tmp File created C:\Program Files (x86)\PlayGIF\bin\x86\is-VC6ST.tmp tuc5.tmp File created C:\Program Files (x86)\PlayGIF\bin\x86\lessmsi\is-NIIVH.tmp tuc5.tmp File created C:\Program Files (x86)\PlayGIF\bin\x86\is-3N97Q.tmp tuc5.tmp File created C:\Program Files (x86)\PlayGIF\bin\x86\is-S0JQE.tmp tuc5.tmp File created C:\Program Files (x86)\PlayGIF\bin\x86\is-QR99U.tmp tuc5.tmp File created C:\Program Files (x86)\PlayGIF\bin\x86\is-J8S7A.tmp tuc5.tmp File created C:\Program Files (x86)\PlayGIF\bin\x86\is-LS1VR.tmp tuc5.tmp File created C:\Program Files (x86)\PlayGIF\bin\x86\is-H3IOD.tmp tuc5.tmp File created C:\Program Files (x86)\PlayGIF\bin\x86\is-52SBR.tmp tuc5.tmp File created C:\Program Files (x86)\PlayGIF\stuff\is-NFKLL.tmp tuc5.tmp File created C:\Program Files (x86)\PlayGIF\bin\x86\is-DDB7V.tmp tuc5.tmp File created C:\Program Files (x86)\PlayGIF\bin\x86\is-I04TM.tmp tuc5.tmp File created C:\Program Files (x86)\PlayGIF\bin\x86\is-VDJU6.tmp tuc5.tmp File created C:\Program Files (x86)\PlayGIF\bin\x86\plugins\internal\is-5SC1V.tmp tuc5.tmp File created C:\Program Files (x86)\PlayGIF\bin\x86\is-4U1OB.tmp tuc5.tmp File created C:\Program Files (x86)\PlayGIF\bin\x86\is-6L7CI.tmp tuc5.tmp File created C:\Program Files (x86)\PlayGIF\bin\x86\is-LQS4M.tmp tuc5.tmp File created C:\Program Files (x86)\PlayGIF\bin\x86\is-AIF12.tmp tuc5.tmp File created C:\Program Files (x86)\PlayGIF\bin\x86\is-0VS9U.tmp tuc5.tmp File created C:\Program Files (x86)\PlayGIF\bin\x86\is-L0VLM.tmp tuc5.tmp File created C:\Program Files (x86)\PlayGIF\bin\x86\is-0TKNC.tmp tuc5.tmp File created C:\Program Files (x86)\PlayGIF\bin\x86\is-91PBC.tmp tuc5.tmp File created C:\Program Files (x86)\PlayGIF\bin\x86\is-DB6Q7.tmp tuc5.tmp File created C:\Program Files (x86)\PlayGIF\bin\x86\is-J5D8L.tmp tuc5.tmp File created C:\Program Files (x86)\PlayGIF\bin\x86\is-E64PF.tmp tuc5.tmp File created C:\Program Files (x86)\PlayGIF\bin\x86\is-LCUFO.tmp tuc5.tmp File created C:\Program Files (x86)\PlayGIF\bin\x86\is-LFTRT.tmp tuc5.tmp File created C:\Program Files (x86)\PlayGIF\bin\x86\is-8EC06.tmp tuc5.tmp File created C:\Program Files (x86)\PlayGIF\bin\x86\is-P9K8G.tmp tuc5.tmp File created C:\Program Files (x86)\PlayGIF\bin\x86\is-R5OAE.tmp tuc5.tmp File created C:\Program Files (x86)\PlayGIF\is-0ES6V.tmp tuc5.tmp File created C:\Program Files (x86)\PlayGIF\uninstall\is-ELTNE.tmp tuc5.tmp File created C:\Program Files (x86)\PlayGIF\bin\x86\is-LRRUT.tmp tuc5.tmp File created C:\Program Files (x86)\PlayGIF\bin\x86\is-SB9JU.tmp tuc5.tmp File created C:\Program Files (x86)\PlayGIF\bin\x86\is-3FD02.tmp tuc5.tmp File created C:\Program Files (x86)\PlayGIF\bin\x86\is-FB753.tmp tuc5.tmp File created C:\Program Files (x86)\PlayGIF\bin\x86\is-959BI.tmp tuc5.tmp File created C:\Program Files (x86)\PlayGIF\bin\x86\is-R3NJV.tmp tuc5.tmp File created C:\Program Files (x86)\PlayGIF\stuff\is-86FNP.tmp tuc5.tmp File created C:\Program Files (x86)\PlayGIF\bin\x86\is-PT2UN.tmp tuc5.tmp File opened for modification C:\Program Files (x86)\PlayGIF\uninstall\unins000.dat tuc5.tmp -
Runs net.exe
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Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 3628 tuc5.tmp -
Suspicious use of WriteProcessMemory 18 IoCs
description pid Process procid_target PID 4556 wrote to memory of 3628 4556 tuc5.exe 87 PID 4556 wrote to memory of 3628 4556 tuc5.exe 87 PID 4556 wrote to memory of 3628 4556 tuc5.exe 87 PID 3628 wrote to memory of 3664 3628 tuc5.tmp 91 PID 3628 wrote to memory of 3664 3628 tuc5.tmp 91 PID 3628 wrote to memory of 3664 3628 tuc5.tmp 91 PID 3628 wrote to memory of 5056 3628 tuc5.tmp 93 PID 3628 wrote to memory of 5056 3628 tuc5.tmp 93 PID 3628 wrote to memory of 5056 3628 tuc5.tmp 93 PID 3628 wrote to memory of 3980 3628 tuc5.tmp 96 PID 3628 wrote to memory of 3980 3628 tuc5.tmp 96 PID 3628 wrote to memory of 3980 3628 tuc5.tmp 96 PID 3628 wrote to memory of 3880 3628 tuc5.tmp 94 PID 3628 wrote to memory of 3880 3628 tuc5.tmp 94 PID 3628 wrote to memory of 3880 3628 tuc5.tmp 94 PID 3980 wrote to memory of 1276 3980 net.exe 97 PID 3980 wrote to memory of 1276 3980 net.exe 97 PID 3980 wrote to memory of 1276 3980 net.exe 97
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
PID:4556 -
C:\Users\Admin\AppData\Local\Temp\is-C4A2I.tmp\tuc5.tmp"C:\Users\Admin\AppData\Local\Temp\is-C4A2I.tmp\tuc5.tmp" /SL5="$70062,7611198,68096,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
PID:3628 -
C:\Windows\SysWOW64\schtasks.exe"C:\Windows\system32\schtasks.exe" /Query3⤵PID:3664
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C:\Program Files (x86)\PlayGIF\gifplayer.exe"C:\Program Files (x86)\PlayGIF\gifplayer.exe" -i3⤵
- Executes dropped EXE
PID:5056
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C:\Program Files (x86)\PlayGIF\gifplayer.exe"C:\Program Files (x86)\PlayGIF\gifplayer.exe" -s3⤵
- Executes dropped EXE
PID:3880
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C:\Windows\SysWOW64\net.exe"C:\Windows\system32\net.exe" helpmsg 113⤵
- Suspicious use of WriteProcessMemory
PID:3980 -
C:\Windows\SysWOW64\net1.exeC:\Windows\system32\net1 helpmsg 114⤵PID:1276
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
1.7MB
MD5381f21889f2d2a2ce2af0f0898eeb12a
SHA1922594b0d6f19e9991b90c8ac8b6fad07dfc0e49
SHA256cf363d5f150cc727899d7b025567b11651eef13dcddb4d9bb711c93d62c5d60f
SHA512b57245c6067a1e60b827ab2e3dec98ba2acd6b9abb6344895940f07ff6cb26d6198f0f177585b0f29f11121b3cbfcb123ed0250f7250b6ef91e1d073e47790c6
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Filesize
812KB
MD5fbb7a396f72ab46b4d6363aefa162161
SHA1df082b35beb82a8f4f664b582cfa871cb34dc41b
SHA25602dced54be8fb5c8b2d749d565ba0f5a668a56b3bf9194c56f277376cb72ae4a
SHA512db416735c1d3c2ea7257e00d7eec8d42dd519458ac4e167aa1dcf57b137e887586547c7648054ef2790e25bac85bdbac69c6dc4164caca4a6f8ad21e08b18f61
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Filesize
238KB
MD5b0a305d8f94c48691dc47ac20471f3a2
SHA142c6d1088fc88fa40b8810e6c06ec065a3cf20ae
SHA256f89f7ab633b30285f7f5d3ff95e4d23fdb9cdcb34a7eda5c56dcba6f709d9688
SHA512c6878c8525e25e9b256526c4adeda30104dceba438dd58a39ac4fbb685f2675c3d6e9fd3f3ee5690add8ad52d0ebf389ce3c1d5881cb0a9052e1542b4ae9d3b3
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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