Analysis
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max time kernel
152s -
max time network
146s -
platform
windows10-2004_x64 -
resource
win10v2004-20231127-en -
resource tags
arch:x64arch:x86image:win10v2004-20231127-enlocale:en-usos:windows10-2004-x64system -
submitted
11/12/2023, 00:54
Static task
static1
Behavioral task
behavioral1
Sample
b0f1e9535f3262623effc042919ee1fa43bc105c2762523339f3408093808d40.exe
Resource
win10v2004-20231127-en
General
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Target
b0f1e9535f3262623effc042919ee1fa43bc105c2762523339f3408093808d40.exe
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Size
6.9MB
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MD5
5e4b3b8d3dcd93c394c22d005bddbbee
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SHA1
819d201edcb005fa54f62ee4dcee30c76e654727
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SHA256
b0f1e9535f3262623effc042919ee1fa43bc105c2762523339f3408093808d40
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SHA512
aeea2173a4c1504899e569bc7ab5fc0ab6ad42a6b178bea4b5ab68be577e9a35265881ff4cfd300025149ebc2f7abf60a7f358b20e049af0b6917182dd98a75d
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SSDEEP
98304:f+koiRLFdsODKUdFxQ8k618KzAYYC9z3Bbgtev25o40nsZJjNw5MQNiEU4P5EKHl:Gz25G6bV1yYDuZxCWQNhUU2uNzj
Malware Config
Signatures
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Executes dropped EXE 3 IoCs
pid Process 1008 b0f1e9535f3262623effc042919ee1fa43bc105c2762523339f3408093808d40.tmp 3560 crtgame.exe 3948 crtgame.exe -
Loads dropped DLL 3 IoCs
pid Process 1008 b0f1e9535f3262623effc042919ee1fa43bc105c2762523339f3408093808d40.tmp 1008 b0f1e9535f3262623effc042919ee1fa43bc105c2762523339f3408093808d40.tmp 1008 b0f1e9535f3262623effc042919ee1fa43bc105c2762523339f3408093808d40.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.
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Drops file in Program Files directory 63 IoCs
description ioc Process File created C:\Program Files (x86)\CRTGame\bin\x86\plugins\internal\is-PEIBN.tmp b0f1e9535f3262623effc042919ee1fa43bc105c2762523339f3408093808d40.tmp File created C:\Program Files (x86)\CRTGame\stuff\is-06AKV.tmp b0f1e9535f3262623effc042919ee1fa43bc105c2762523339f3408093808d40.tmp File created C:\Program Files (x86)\CRTGame\stuff\is-JRKPP.tmp b0f1e9535f3262623effc042919ee1fa43bc105c2762523339f3408093808d40.tmp File created C:\Program Files (x86)\CRTGame\bin\x86\is-BMS96.tmp b0f1e9535f3262623effc042919ee1fa43bc105c2762523339f3408093808d40.tmp File created C:\Program Files (x86)\CRTGame\bin\x86\is-5U86S.tmp b0f1e9535f3262623effc042919ee1fa43bc105c2762523339f3408093808d40.tmp File created C:\Program Files (x86)\CRTGame\bin\x86\is-25C2J.tmp b0f1e9535f3262623effc042919ee1fa43bc105c2762523339f3408093808d40.tmp File created C:\Program Files (x86)\CRTGame\bin\x86\is-1UNVV.tmp b0f1e9535f3262623effc042919ee1fa43bc105c2762523339f3408093808d40.tmp File created C:\Program Files (x86)\CRTGame\uninstall\is-G50N2.tmp b0f1e9535f3262623effc042919ee1fa43bc105c2762523339f3408093808d40.tmp File created C:\Program Files (x86)\CRTGame\bin\x86\is-NLG1J.tmp b0f1e9535f3262623effc042919ee1fa43bc105c2762523339f3408093808d40.tmp File created C:\Program Files (x86)\CRTGame\bin\x86\is-FF89S.tmp b0f1e9535f3262623effc042919ee1fa43bc105c2762523339f3408093808d40.tmp File created C:\Program Files (x86)\CRTGame\bin\x86\is-99MSL.tmp b0f1e9535f3262623effc042919ee1fa43bc105c2762523339f3408093808d40.tmp File created C:\Program Files (x86)\CRTGame\bin\x86\is-AJO5P.tmp b0f1e9535f3262623effc042919ee1fa43bc105c2762523339f3408093808d40.tmp File created C:\Program Files (x86)\CRTGame\bin\x86\is-LEG8G.tmp b0f1e9535f3262623effc042919ee1fa43bc105c2762523339f3408093808d40.tmp File created C:\Program Files (x86)\CRTGame\bin\x86\is-QA8JG.tmp b0f1e9535f3262623effc042919ee1fa43bc105c2762523339f3408093808d40.tmp File created C:\Program Files (x86)\CRTGame\bin\x86\is-S0SOE.tmp b0f1e9535f3262623effc042919ee1fa43bc105c2762523339f3408093808d40.tmp File created C:\Program Files (x86)\CRTGame\bin\x86\is-CP92N.tmp b0f1e9535f3262623effc042919ee1fa43bc105c2762523339f3408093808d40.tmp File created C:\Program Files (x86)\CRTGame\bin\x86\is-I3G57.tmp b0f1e9535f3262623effc042919ee1fa43bc105c2762523339f3408093808d40.tmp File created C:\Program Files (x86)\CRTGame\bin\x86\is-PEBT7.tmp b0f1e9535f3262623effc042919ee1fa43bc105c2762523339f3408093808d40.tmp File created C:\Program Files (x86)\CRTGame\bin\x86\is-9GC6J.tmp b0f1e9535f3262623effc042919ee1fa43bc105c2762523339f3408093808d40.tmp File created C:\Program Files (x86)\CRTGame\is-JV74P.tmp b0f1e9535f3262623effc042919ee1fa43bc105c2762523339f3408093808d40.tmp File created C:\Program Files (x86)\CRTGame\uninstall\unins000.dat b0f1e9535f3262623effc042919ee1fa43bc105c2762523339f3408093808d40.tmp File created C:\Program Files (x86)\CRTGame\bin\x86\is-HRSQ7.tmp b0f1e9535f3262623effc042919ee1fa43bc105c2762523339f3408093808d40.tmp File created C:\Program Files (x86)\CRTGame\bin\x86\is-54R1B.tmp b0f1e9535f3262623effc042919ee1fa43bc105c2762523339f3408093808d40.tmp File created C:\Program Files (x86)\CRTGame\bin\x86\is-DUSSR.tmp b0f1e9535f3262623effc042919ee1fa43bc105c2762523339f3408093808d40.tmp File created C:\Program Files (x86)\CRTGame\bin\x86\plugins\internal\is-K68MB.tmp b0f1e9535f3262623effc042919ee1fa43bc105c2762523339f3408093808d40.tmp File created C:\Program Files (x86)\CRTGame\bin\x86\is-SCQ0B.tmp b0f1e9535f3262623effc042919ee1fa43bc105c2762523339f3408093808d40.tmp File created C:\Program Files (x86)\CRTGame\bin\x86\is-86I5J.tmp b0f1e9535f3262623effc042919ee1fa43bc105c2762523339f3408093808d40.tmp File created C:\Program Files (x86)\CRTGame\bin\x86\is-C5GQ2.tmp b0f1e9535f3262623effc042919ee1fa43bc105c2762523339f3408093808d40.tmp File created C:\Program Files (x86)\CRTGame\bin\x86\is-09RO6.tmp b0f1e9535f3262623effc042919ee1fa43bc105c2762523339f3408093808d40.tmp File opened for modification C:\Program Files (x86)\CRTGame\crtgame.exe b0f1e9535f3262623effc042919ee1fa43bc105c2762523339f3408093808d40.tmp File created C:\Program Files (x86)\CRTGame\bin\x86\is-8GITN.tmp b0f1e9535f3262623effc042919ee1fa43bc105c2762523339f3408093808d40.tmp File created C:\Program Files (x86)\CRTGame\bin\x86\is-UMGR4.tmp b0f1e9535f3262623effc042919ee1fa43bc105c2762523339f3408093808d40.tmp File created C:\Program Files (x86)\CRTGame\bin\x86\is-I66H9.tmp b0f1e9535f3262623effc042919ee1fa43bc105c2762523339f3408093808d40.tmp File created C:\Program Files (x86)\CRTGame\bin\x86\is-7SL6I.tmp b0f1e9535f3262623effc042919ee1fa43bc105c2762523339f3408093808d40.tmp File created C:\Program Files (x86)\CRTGame\bin\x86\is-2QPN8.tmp b0f1e9535f3262623effc042919ee1fa43bc105c2762523339f3408093808d40.tmp File created C:\Program Files (x86)\CRTGame\stuff\is-379U4.tmp b0f1e9535f3262623effc042919ee1fa43bc105c2762523339f3408093808d40.tmp File created C:\Program Files (x86)\CRTGame\bin\x86\is-F471S.tmp b0f1e9535f3262623effc042919ee1fa43bc105c2762523339f3408093808d40.tmp File created C:\Program Files (x86)\CRTGame\bin\x86\is-039N7.tmp b0f1e9535f3262623effc042919ee1fa43bc105c2762523339f3408093808d40.tmp File created C:\Program Files (x86)\CRTGame\bin\x86\is-J9VCE.tmp b0f1e9535f3262623effc042919ee1fa43bc105c2762523339f3408093808d40.tmp File created C:\Program Files (x86)\CRTGame\bin\x86\is-I866I.tmp b0f1e9535f3262623effc042919ee1fa43bc105c2762523339f3408093808d40.tmp File created C:\Program Files (x86)\CRTGame\bin\x86\is-AFE2O.tmp b0f1e9535f3262623effc042919ee1fa43bc105c2762523339f3408093808d40.tmp File created C:\Program Files (x86)\CRTGame\bin\x86\is-ON4A4.tmp b0f1e9535f3262623effc042919ee1fa43bc105c2762523339f3408093808d40.tmp File created C:\Program Files (x86)\CRTGame\bin\x86\is-IK2AP.tmp b0f1e9535f3262623effc042919ee1fa43bc105c2762523339f3408093808d40.tmp File created C:\Program Files (x86)\CRTGame\bin\x86\is-EGD34.tmp b0f1e9535f3262623effc042919ee1fa43bc105c2762523339f3408093808d40.tmp File created C:\Program Files (x86)\CRTGame\bin\x86\is-C9I9V.tmp b0f1e9535f3262623effc042919ee1fa43bc105c2762523339f3408093808d40.tmp File created C:\Program Files (x86)\CRTGame\bin\x86\is-KICI3.tmp b0f1e9535f3262623effc042919ee1fa43bc105c2762523339f3408093808d40.tmp File created C:\Program Files (x86)\CRTGame\stuff\is-3R7H1.tmp b0f1e9535f3262623effc042919ee1fa43bc105c2762523339f3408093808d40.tmp File created C:\Program Files (x86)\CRTGame\bin\x86\is-QHQJ6.tmp b0f1e9535f3262623effc042919ee1fa43bc105c2762523339f3408093808d40.tmp File created C:\Program Files (x86)\CRTGame\bin\x86\is-AG2N0.tmp b0f1e9535f3262623effc042919ee1fa43bc105c2762523339f3408093808d40.tmp File created C:\Program Files (x86)\CRTGame\bin\x86\is-84TM6.tmp b0f1e9535f3262623effc042919ee1fa43bc105c2762523339f3408093808d40.tmp File created C:\Program Files (x86)\CRTGame\bin\x86\is-3361P.tmp b0f1e9535f3262623effc042919ee1fa43bc105c2762523339f3408093808d40.tmp File created C:\Program Files (x86)\CRTGame\bin\x86\is-IF34R.tmp b0f1e9535f3262623effc042919ee1fa43bc105c2762523339f3408093808d40.tmp File created C:\Program Files (x86)\CRTGame\bin\x86\is-UG9BC.tmp b0f1e9535f3262623effc042919ee1fa43bc105c2762523339f3408093808d40.tmp File created C:\Program Files (x86)\CRTGame\bin\x86\is-HAAN5.tmp b0f1e9535f3262623effc042919ee1fa43bc105c2762523339f3408093808d40.tmp File created C:\Program Files (x86)\CRTGame\bin\x86\is-9H2EO.tmp b0f1e9535f3262623effc042919ee1fa43bc105c2762523339f3408093808d40.tmp File opened for modification C:\Program Files (x86)\CRTGame\uninstall\unins000.dat b0f1e9535f3262623effc042919ee1fa43bc105c2762523339f3408093808d40.tmp File created C:\Program Files (x86)\CRTGame\bin\x86\is-MHOPF.tmp b0f1e9535f3262623effc042919ee1fa43bc105c2762523339f3408093808d40.tmp File created C:\Program Files (x86)\CRTGame\bin\x86\is-9S4RL.tmp b0f1e9535f3262623effc042919ee1fa43bc105c2762523339f3408093808d40.tmp File created C:\Program Files (x86)\CRTGame\bin\x86\is-FLFCK.tmp b0f1e9535f3262623effc042919ee1fa43bc105c2762523339f3408093808d40.tmp File created C:\Program Files (x86)\CRTGame\bin\x86\is-SVGP0.tmp b0f1e9535f3262623effc042919ee1fa43bc105c2762523339f3408093808d40.tmp File created C:\Program Files (x86)\CRTGame\bin\x86\is-61014.tmp b0f1e9535f3262623effc042919ee1fa43bc105c2762523339f3408093808d40.tmp File created C:\Program Files (x86)\CRTGame\bin\x86\is-O834K.tmp b0f1e9535f3262623effc042919ee1fa43bc105c2762523339f3408093808d40.tmp File created C:\Program Files (x86)\CRTGame\bin\x86\lessmsi\is-8N1J7.tmp b0f1e9535f3262623effc042919ee1fa43bc105c2762523339f3408093808d40.tmp -
Runs net.exe
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Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 1008 b0f1e9535f3262623effc042919ee1fa43bc105c2762523339f3408093808d40.tmp -
Suspicious use of WriteProcessMemory 18 IoCs
description pid Process procid_target PID 4992 wrote to memory of 1008 4992 b0f1e9535f3262623effc042919ee1fa43bc105c2762523339f3408093808d40.exe 88 PID 4992 wrote to memory of 1008 4992 b0f1e9535f3262623effc042919ee1fa43bc105c2762523339f3408093808d40.exe 88 PID 4992 wrote to memory of 1008 4992 b0f1e9535f3262623effc042919ee1fa43bc105c2762523339f3408093808d40.exe 88 PID 1008 wrote to memory of 456 1008 b0f1e9535f3262623effc042919ee1fa43bc105c2762523339f3408093808d40.tmp 92 PID 1008 wrote to memory of 456 1008 b0f1e9535f3262623effc042919ee1fa43bc105c2762523339f3408093808d40.tmp 92 PID 1008 wrote to memory of 456 1008 b0f1e9535f3262623effc042919ee1fa43bc105c2762523339f3408093808d40.tmp 92 PID 1008 wrote to memory of 3560 1008 b0f1e9535f3262623effc042919ee1fa43bc105c2762523339f3408093808d40.tmp 93 PID 1008 wrote to memory of 3560 1008 b0f1e9535f3262623effc042919ee1fa43bc105c2762523339f3408093808d40.tmp 93 PID 1008 wrote to memory of 3560 1008 b0f1e9535f3262623effc042919ee1fa43bc105c2762523339f3408093808d40.tmp 93 PID 1008 wrote to memory of 3972 1008 b0f1e9535f3262623effc042919ee1fa43bc105c2762523339f3408093808d40.tmp 97 PID 1008 wrote to memory of 3972 1008 b0f1e9535f3262623effc042919ee1fa43bc105c2762523339f3408093808d40.tmp 97 PID 1008 wrote to memory of 3972 1008 b0f1e9535f3262623effc042919ee1fa43bc105c2762523339f3408093808d40.tmp 97 PID 1008 wrote to memory of 3948 1008 b0f1e9535f3262623effc042919ee1fa43bc105c2762523339f3408093808d40.tmp 96 PID 1008 wrote to memory of 3948 1008 b0f1e9535f3262623effc042919ee1fa43bc105c2762523339f3408093808d40.tmp 96 PID 1008 wrote to memory of 3948 1008 b0f1e9535f3262623effc042919ee1fa43bc105c2762523339f3408093808d40.tmp 96 PID 3972 wrote to memory of 1792 3972 net.exe 98 PID 3972 wrote to memory of 1792 3972 net.exe 98 PID 3972 wrote to memory of 1792 3972 net.exe 98
Processes
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C:\Users\Admin\AppData\Local\Temp\b0f1e9535f3262623effc042919ee1fa43bc105c2762523339f3408093808d40.exe"C:\Users\Admin\AppData\Local\Temp\b0f1e9535f3262623effc042919ee1fa43bc105c2762523339f3408093808d40.exe"1⤵
- Suspicious use of WriteProcessMemory
PID:4992 -
C:\Users\Admin\AppData\Local\Temp\is-VHO2G.tmp\b0f1e9535f3262623effc042919ee1fa43bc105c2762523339f3408093808d40.tmp"C:\Users\Admin\AppData\Local\Temp\is-VHO2G.tmp\b0f1e9535f3262623effc042919ee1fa43bc105c2762523339f3408093808d40.tmp" /SL5="$701D0,6985375,54272,C:\Users\Admin\AppData\Local\Temp\b0f1e9535f3262623effc042919ee1fa43bc105c2762523339f3408093808d40.exe"2⤵
- Executes dropped EXE
- Loads dropped DLL
- Drops file in Program Files directory
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
PID:1008 -
C:\Windows\SysWOW64\schtasks.exe"C:\Windows\system32\schtasks.exe" /Query3⤵PID:456
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C:\Program Files (x86)\CRTGame\crtgame.exe"C:\Program Files (x86)\CRTGame\crtgame.exe" -i3⤵
- Executes dropped EXE
PID:3560
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C:\Program Files (x86)\CRTGame\crtgame.exe"C:\Program Files (x86)\CRTGame\crtgame.exe" -s3⤵
- Executes dropped EXE
PID:3948
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C:\Windows\SysWOW64\net.exe"C:\Windows\system32\net.exe" helpmsg 103⤵
- Suspicious use of WriteProcessMemory
PID:3972 -
C:\Windows\SysWOW64\net1.exeC:\Windows\system32\net1 helpmsg 104⤵PID:1792
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
2.1MB
MD5a158c99aa92f0e29ed84bb25976d4f7a
SHA1165831b30ec9ea08fa80e348ae1a522256a633bd
SHA256d038c11b0567ee81823a93bd8a1cc62f176ac7ce785104e7b08954b1b3d80fa4
SHA512dccf5785ba72c46cd38766610341ccc1df2cb4c98f2c475105b06ceae461bd109974d3b9d8de945619b7acfa88a85082c6ef239d7e074511b411a3706521a170
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Filesize
2KB
MD5a69559718ab506675e907fe49deb71e9
SHA1bc8f404ffdb1960b50c12ff9413c893b56f2e36f
SHA2562f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc
SHA512e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63
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Filesize
19KB
MD53adaa386b671c2df3bae5b39dc093008
SHA1067cf95fbdb922d81db58432c46930f86d23dded
SHA25671cd2f5bc6e13b8349a7c98697c6d2e3fcdeea92699cedd591875bea869fae38
SHA512bbe4187758d1a69f75a8cca6b3184e0c20cf8701b16531b55ed4987497934b3c9ef66ecd5e6b83c7357f69734f1c8301b9f82f0a024bb693b732a2d5760fd303
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C:\Users\Admin\AppData\Local\Temp\is-VHO2G.tmp\b0f1e9535f3262623effc042919ee1fa43bc105c2762523339f3408093808d40.tmp
Filesize687KB
MD5f448d7f4b76e5c9c3a4eaff16a8b9b73
SHA131808f1ffa84c954376975b7cdb0007e6b762488
SHA2567233b85eb0f8b3aa5cae3811d727aa8742fec4d1091c120a0fe15006f424cc49
SHA512f8197458cd2764c0b852dac34f9bf361110a7dc86903024a97c7bcd3f77b148342bf45e3c2b60f6af8198ae3b83938dbaad5e007d71a0f88006f3a0618cf36f4