Analysis
-
max time kernel
149s -
max time network
145s -
platform
windows7_x64 -
resource
win7-20231023-en -
resource tags
arch:x64arch:x86image:win7-20231023-enlocale:en-usos:windows7-x64system -
submitted
11/12/2023, 16:54
Static task
static1
Behavioral task
behavioral1
Sample
tuc6.exe
Resource
win7-20231023-en
Behavioral task
behavioral2
Sample
tuc6.exe
Resource
win10v2004-20231130-en
General
-
Target
tuc6.exe
-
Size
7.5MB
-
MD5
81bd25de5709a52e3856db3eb59ba0a6
-
SHA1
d8bff0f962df4094ea9fefecca5b4be9ae5d880e
-
SHA256
a2eb1636200cc61142db562bbbba5257f3b1ee99a9b6a57edc245ab4422a4af3
-
SHA512
456586c9d2298bf68c564626c2c1a25001979f82c743e21f68c8beca95d3c8229aae070c98d4bb6fb47f277b0c5ba07e0f2a937bf4189f2cd2b13b5017e60d0d
-
SSDEEP
196608:Oq/iLRC0OLkYNew6tjCtD2RQVsBp4UAzj:OHC9Lkuew6t2oCO9Azj
Malware Config
Signatures
-
Executes dropped EXE 3 IoCs
pid Process 1624 tuc6.tmp 808 gifplayer.exe 1944 gifplayer.exe -
Loads dropped DLL 6 IoCs
pid Process 2800 tuc6.exe 1624 tuc6.tmp 1624 tuc6.tmp 1624 tuc6.tmp 1624 tuc6.tmp 1624 tuc6.tmp -
Unexpected DNS network traffic destination 1 IoCs
Network traffic to other servers than the configured DNS servers was detected on the DNS port.
description ioc Destination IP 81.31.197.38 -
Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
-
Drops file in Program Files directory 63 IoCs
description ioc Process File created C:\Program Files (x86)\PlayGIF\bin\x86\is-N8LBS.tmp tuc6.tmp File created C:\Program Files (x86)\PlayGIF\stuff\is-4C9PM.tmp tuc6.tmp File created C:\Program Files (x86)\PlayGIF\bin\x86\plugins\internal\is-10LBE.tmp tuc6.tmp File created C:\Program Files (x86)\PlayGIF\bin\x86\is-9JN7L.tmp tuc6.tmp File created C:\Program Files (x86)\PlayGIF\bin\x86\is-C7IJL.tmp tuc6.tmp File created C:\Program Files (x86)\PlayGIF\bin\x86\is-NBTE9.tmp tuc6.tmp File created C:\Program Files (x86)\PlayGIF\bin\x86\is-7LIN0.tmp tuc6.tmp File created C:\Program Files (x86)\PlayGIF\bin\x86\is-D0CM8.tmp tuc6.tmp File created C:\Program Files (x86)\PlayGIF\bin\x86\is-G2DAM.tmp tuc6.tmp File created C:\Program Files (x86)\PlayGIF\bin\x86\is-FT8PJ.tmp tuc6.tmp File created C:\Program Files (x86)\PlayGIF\bin\x86\is-OMCCF.tmp tuc6.tmp File created C:\Program Files (x86)\PlayGIF\bin\x86\is-G8IJ8.tmp tuc6.tmp File created C:\Program Files (x86)\PlayGIF\bin\x86\is-O45E2.tmp tuc6.tmp File created C:\Program Files (x86)\PlayGIF\stuff\is-5H7KC.tmp tuc6.tmp File created C:\Program Files (x86)\PlayGIF\bin\x86\is-4B4AQ.tmp tuc6.tmp File created C:\Program Files (x86)\PlayGIF\bin\x86\is-9IG8U.tmp tuc6.tmp File created C:\Program Files (x86)\PlayGIF\bin\x86\is-12DPF.tmp tuc6.tmp File created C:\Program Files (x86)\PlayGIF\bin\x86\plugins\internal\is-DE05A.tmp tuc6.tmp File created C:\Program Files (x86)\PlayGIF\bin\x86\is-JFO01.tmp tuc6.tmp File created C:\Program Files (x86)\PlayGIF\is-6SGVN.tmp tuc6.tmp File created C:\Program Files (x86)\PlayGIF\bin\x86\is-GR27K.tmp tuc6.tmp File created C:\Program Files (x86)\PlayGIF\bin\x86\is-UKENG.tmp tuc6.tmp File created C:\Program Files (x86)\PlayGIF\bin\x86\is-FA0T7.tmp tuc6.tmp File created C:\Program Files (x86)\PlayGIF\bin\x86\is-SENQ2.tmp tuc6.tmp File created C:\Program Files (x86)\PlayGIF\bin\x86\is-5OF8R.tmp tuc6.tmp File created C:\Program Files (x86)\PlayGIF\bin\x86\is-OBBKI.tmp tuc6.tmp File created C:\Program Files (x86)\PlayGIF\uninstall\is-IV2F3.tmp tuc6.tmp File created C:\Program Files (x86)\PlayGIF\bin\x86\is-635R8.tmp tuc6.tmp File created C:\Program Files (x86)\PlayGIF\bin\x86\is-CRQCQ.tmp tuc6.tmp File created C:\Program Files (x86)\PlayGIF\bin\x86\is-KVN8R.tmp tuc6.tmp File created C:\Program Files (x86)\PlayGIF\bin\x86\is-9618O.tmp tuc6.tmp File created C:\Program Files (x86)\PlayGIF\bin\x86\is-9NNLF.tmp tuc6.tmp File created C:\Program Files (x86)\PlayGIF\bin\x86\is-187UK.tmp tuc6.tmp File created C:\Program Files (x86)\PlayGIF\bin\x86\is-ME746.tmp tuc6.tmp File created C:\Program Files (x86)\PlayGIF\bin\x86\is-SQAD9.tmp tuc6.tmp File opened for modification C:\Program Files (x86)\PlayGIF\gifplayer.exe tuc6.tmp File created C:\Program Files (x86)\PlayGIF\stuff\is-ICIR2.tmp tuc6.tmp File created C:\Program Files (x86)\PlayGIF\bin\x86\is-UR9E7.tmp tuc6.tmp File created C:\Program Files (x86)\PlayGIF\bin\x86\is-9LUCE.tmp tuc6.tmp File created C:\Program Files (x86)\PlayGIF\bin\x86\is-A60O0.tmp tuc6.tmp File created C:\Program Files (x86)\PlayGIF\bin\x86\is-E1AGM.tmp tuc6.tmp File created C:\Program Files (x86)\PlayGIF\bin\x86\is-ERD7K.tmp tuc6.tmp File created C:\Program Files (x86)\PlayGIF\bin\x86\is-6UEP8.tmp tuc6.tmp File created C:\Program Files (x86)\PlayGIF\bin\x86\is-9HQLO.tmp tuc6.tmp File created C:\Program Files (x86)\PlayGIF\bin\x86\is-QTE99.tmp tuc6.tmp File created C:\Program Files (x86)\PlayGIF\bin\x86\is-VD5L5.tmp tuc6.tmp File created C:\Program Files (x86)\PlayGIF\bin\x86\is-8L03Q.tmp tuc6.tmp File created C:\Program Files (x86)\PlayGIF\uninstall\unins000.dat tuc6.tmp File created C:\Program Files (x86)\PlayGIF\bin\x86\is-M0SL5.tmp tuc6.tmp File created C:\Program Files (x86)\PlayGIF\bin\x86\is-OU0UI.tmp tuc6.tmp File created C:\Program Files (x86)\PlayGIF\bin\x86\lessmsi\is-QGV9C.tmp tuc6.tmp File created C:\Program Files (x86)\PlayGIF\stuff\is-72V54.tmp tuc6.tmp File created C:\Program Files (x86)\PlayGIF\bin\x86\is-O9N3F.tmp tuc6.tmp File opened for modification C:\Program Files (x86)\PlayGIF\uninstall\unins000.dat tuc6.tmp File created C:\Program Files (x86)\PlayGIF\bin\x86\is-QV3MR.tmp tuc6.tmp File created C:\Program Files (x86)\PlayGIF\bin\x86\is-B0COF.tmp tuc6.tmp File created C:\Program Files (x86)\PlayGIF\bin\x86\is-OKGC9.tmp tuc6.tmp File created C:\Program Files (x86)\PlayGIF\bin\x86\is-RLP1N.tmp tuc6.tmp File created C:\Program Files (x86)\PlayGIF\bin\x86\is-IBKHN.tmp tuc6.tmp File created C:\Program Files (x86)\PlayGIF\bin\x86\is-K3V8U.tmp tuc6.tmp File created C:\Program Files (x86)\PlayGIF\bin\x86\is-V1PB3.tmp tuc6.tmp File created C:\Program Files (x86)\PlayGIF\bin\x86\is-P6UPG.tmp tuc6.tmp File created C:\Program Files (x86)\PlayGIF\bin\x86\is-JLG2L.tmp tuc6.tmp -
Runs net.exe
-
Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 1624 tuc6.tmp -
Suspicious use of WriteProcessMemory 27 IoCs
description pid Process procid_target PID 2800 wrote to memory of 1624 2800 tuc6.exe 28 PID 2800 wrote to memory of 1624 2800 tuc6.exe 28 PID 2800 wrote to memory of 1624 2800 tuc6.exe 28 PID 2800 wrote to memory of 1624 2800 tuc6.exe 28 PID 2800 wrote to memory of 1624 2800 tuc6.exe 28 PID 2800 wrote to memory of 1624 2800 tuc6.exe 28 PID 2800 wrote to memory of 1624 2800 tuc6.exe 28 PID 1624 wrote to memory of 2408 1624 tuc6.tmp 29 PID 1624 wrote to memory of 2408 1624 tuc6.tmp 29 PID 1624 wrote to memory of 2408 1624 tuc6.tmp 29 PID 1624 wrote to memory of 2408 1624 tuc6.tmp 29 PID 1624 wrote to memory of 808 1624 tuc6.tmp 31 PID 1624 wrote to memory of 808 1624 tuc6.tmp 31 PID 1624 wrote to memory of 808 1624 tuc6.tmp 31 PID 1624 wrote to memory of 808 1624 tuc6.tmp 31 PID 1624 wrote to memory of 1828 1624 tuc6.tmp 32 PID 1624 wrote to memory of 1828 1624 tuc6.tmp 32 PID 1624 wrote to memory of 1828 1624 tuc6.tmp 32 PID 1624 wrote to memory of 1828 1624 tuc6.tmp 32 PID 1624 wrote to memory of 1944 1624 tuc6.tmp 33 PID 1624 wrote to memory of 1944 1624 tuc6.tmp 33 PID 1624 wrote to memory of 1944 1624 tuc6.tmp 33 PID 1624 wrote to memory of 1944 1624 tuc6.tmp 33 PID 1828 wrote to memory of 1916 1828 net.exe 35 PID 1828 wrote to memory of 1916 1828 net.exe 35 PID 1828 wrote to memory of 1916 1828 net.exe 35 PID 1828 wrote to memory of 1916 1828 net.exe 35
Processes
-
C:\Users\Admin\AppData\Local\Temp\tuc6.exe"C:\Users\Admin\AppData\Local\Temp\tuc6.exe"1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:2800 -
C:\Users\Admin\AppData\Local\Temp\is-E735N.tmp\tuc6.tmp"C:\Users\Admin\AppData\Local\Temp\is-E735N.tmp\tuc6.tmp" /SL5="$70122,7577497,68096,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
PID:1624 -
C:\Windows\SysWOW64\schtasks.exe"C:\Windows\system32\schtasks.exe" /Query3⤵PID:2408
-
-
C:\Program Files (x86)\PlayGIF\gifplayer.exe"C:\Program Files (x86)\PlayGIF\gifplayer.exe" -i3⤵
- Executes dropped EXE
PID:808
-
-
C:\Windows\SysWOW64\net.exe"C:\Windows\system32\net.exe" helpmsg 113⤵
- Suspicious use of WriteProcessMemory
PID:1828 -
C:\Windows\SysWOW64\net1.exeC:\Windows\system32\net1 helpmsg 114⤵PID:1916
-
-
-
C:\Program Files (x86)\PlayGIF\gifplayer.exe"C:\Program Files (x86)\PlayGIF\gifplayer.exe" -s3⤵
- Executes dropped EXE
PID:1944
-
-
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
-
Filesize
1.8MB
MD593892afd5a8753ab978b3ea9f4261d3e
SHA101523c696e09071c9475171c283903196e156910
SHA256ec54741ebe62c27cd1857e6949f48b09ff24d1850af92b7334054fa90af3d3a1
SHA512fdf92accfc584379491afd2aef1951d956050004324e79fccfcfaa9ef83c6ee68c06ee7ab4d5d18bb631cce160914e6b3ebc8b7a21f6ed3768b767f519ecb444
-
Filesize
2.4MB
MD59056116e76422c73266bbb874b76fb22
SHA1224f0788f1900b92a97d00fba7db9ffb1ad0952f
SHA25656b59bebfedf9415aa1de40f8881a44238e587685c9d0eea7d23d0ad7cd41952
SHA512beefdbee09c77983befb3ea64788b258831f7569009730c773a3e545ef2112a7d46e9f44082286fea4153d439ec138265482a14b88ad9dcfcad5426134d107ff
-
Filesize
1.1MB
MD5bd45369fc4fe4c3fe50bbdd6249d0333
SHA15f66af00795c9a00df9015979ac8ae5b41a896a4
SHA2560f11ccda69343c2aef4b119da218b2e4b257fcefc2df2f2bf8c9bb9c6e55ac69
SHA512d7196f1adae253716b9aca1e7ec6858e7810677461fb513348ea6041d8b206943f259f8cfc342643f2e134ca0614980434bfaceec89d5d7bdba6713dccd41404
-
Filesize
687KB
MD5f448d7f4b76e5c9c3a4eaff16a8b9b73
SHA131808f1ffa84c954376975b7cdb0007e6b762488
SHA2567233b85eb0f8b3aa5cae3811d727aa8742fec4d1091c120a0fe15006f424cc49
SHA512f8197458cd2764c0b852dac34f9bf361110a7dc86903024a97c7bcd3f77b148342bf45e3c2b60f6af8198ae3b83938dbaad5e007d71a0f88006f3a0618cf36f4
-
Filesize
2KB
MD5a69559718ab506675e907fe49deb71e9
SHA1bc8f404ffdb1960b50c12ff9413c893b56f2e36f
SHA2562f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc
SHA512e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63
-
Filesize
19KB
MD53adaa386b671c2df3bae5b39dc093008
SHA1067cf95fbdb922d81db58432c46930f86d23dded
SHA25671cd2f5bc6e13b8349a7c98697c6d2e3fcdeea92699cedd591875bea869fae38
SHA512bbe4187758d1a69f75a8cca6b3184e0c20cf8701b16531b55ed4987497934b3c9ef66ecd5e6b83c7357f69734f1c8301b9f82f0a024bb693b732a2d5760fd303
-
Filesize
22KB
MD592dc6ef532fbb4a5c3201469a5b5eb63
SHA13e89ff837147c16b4e41c30d6c796374e0b8e62c
SHA2569884e9d1b4f8a873ccbd81f8ad0ae257776d2348d027d811a56475e028360d87
SHA5129908e573921d5dbc3454a1c0a6c969ab8a81cc2e8b5385391d46b1a738fb06a76aa3282e0e58d0d2ffa6f27c85668cd5178e1500b8a39b1bbae04366ae6a86d3