Analysis
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max time kernel
149s -
max time network
156s -
platform
windows7_x64 -
resource
win7-20220901-en -
resource tags
arch:x64arch:x86image:win7-20220901-enlocale:en-usos:windows7-x64system -
submitted
05-12-2022 12:40
Static task
static1
Behavioral task
behavioral1
Sample
8fd9f4d17e5a8dedb911ebe51545f0ef96875bf91ac5ebc42736f7d912486843.exe
Resource
win7-20220901-en
Behavioral task
behavioral2
Sample
8fd9f4d17e5a8dedb911ebe51545f0ef96875bf91ac5ebc42736f7d912486843.exe
Resource
win10v2004-20220812-en
General
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Target
8fd9f4d17e5a8dedb911ebe51545f0ef96875bf91ac5ebc42736f7d912486843.exe
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Size
250KB
-
MD5
091b2889b66770f5a77fafeba635cde8
-
SHA1
4dd7c110c503f779139d5625be1759eb04819e2c
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SHA256
8fd9f4d17e5a8dedb911ebe51545f0ef96875bf91ac5ebc42736f7d912486843
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SHA512
6ec8d6eae42e56b8755b143fa2dec953181e66bfe70b430ad74a016fa25a5dbbf19507651d49afcc48a8a008c1a3cabc9a0058a5de99bbffcca8b5bc1201d97a
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SSDEEP
6144:Bq6SQWzKUSaIFqdO9XYqXvnKSFKhoVmTVLf31Sp:LSQs/SjFxNYyVTVm11S
Malware Config
Signatures
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Modifies WinLogon for persistence 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\userinit = "C:\\Windows\\system32\\userinit.exe,C:\\Users\\Admin\\AppData\\Local\\Temp\\8FD9F4~1.EXE," 8fd9f4d17e5a8dedb911ebe51545f0ef96875bf91ac5ebc42736f7d912486843.exe -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\userinit = "C:\\Users\\Admin\\AppData\\Local\\Temp\\8FD9F4~1.EXE" 8fd9f4d17e5a8dedb911ebe51545f0ef96875bf91ac5ebc42736f7d912486843.exe -
Modifies WinLogon 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\cc732f54 = "À\u0081Lç …a¨yÚü·J;?ùnã<Ï·2fïdX\vNš\x14Ž~sÇè<7yu§¯jo\v\x16£Õ\x17¶Oȃᶡ®gÉÿ·Þ\u009d[†m<äJ×…©u:?s˜\u009d¶i¸qòAµÌÜôw2шTke;'øD—~ˆã;»›\x13=SSˆ\x03³\x1as[\"úóÓ\x1d½Sðe\x033KÛ\x1a\v£ómí˜û›ƒ\u00903cÆ£» †€‚íë£-ë+U\x1en\x13ûÂÃkU»SêšÝ}òNs\x12}Ëò{¸k†{@%ó\x0e3õ[£K¶k{¢Ãí%\vcBKk ž\v\x13\x1b#ÛÛÈ“+n8³ƒ\x1d%ö\x15ÓîûS¾û‹s…\x02«.‹ËKÞ³Ø\x16æxƒð»–SÚ\u009d‹¦b[ºë[\x13c\x12" 8fd9f4d17e5a8dedb911ebe51545f0ef96875bf91ac5ebc42736f7d912486843.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\System = "C:\\Users\\Admin\\AppData\\Local\\Temp\\8FD9F4~1.EXE" 8fd9f4d17e5a8dedb911ebe51545f0ef96875bf91ac5ebc42736f7d912486843.exe -
Suspicious behavior: EnumeratesProcesses 7 IoCs
pid Process 1436 8fd9f4d17e5a8dedb911ebe51545f0ef96875bf91ac5ebc42736f7d912486843.exe 1436 8fd9f4d17e5a8dedb911ebe51545f0ef96875bf91ac5ebc42736f7d912486843.exe 1436 8fd9f4d17e5a8dedb911ebe51545f0ef96875bf91ac5ebc42736f7d912486843.exe 1436 8fd9f4d17e5a8dedb911ebe51545f0ef96875bf91ac5ebc42736f7d912486843.exe 1436 8fd9f4d17e5a8dedb911ebe51545f0ef96875bf91ac5ebc42736f7d912486843.exe 1436 8fd9f4d17e5a8dedb911ebe51545f0ef96875bf91ac5ebc42736f7d912486843.exe 1436 8fd9f4d17e5a8dedb911ebe51545f0ef96875bf91ac5ebc42736f7d912486843.exe -
Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeSecurityPrivilege 1436 8fd9f4d17e5a8dedb911ebe51545f0ef96875bf91ac5ebc42736f7d912486843.exe Token: SeSecurityPrivilege 1436 8fd9f4d17e5a8dedb911ebe51545f0ef96875bf91ac5ebc42736f7d912486843.exe Token: SeSecurityPrivilege 1436 8fd9f4d17e5a8dedb911ebe51545f0ef96875bf91ac5ebc42736f7d912486843.exe Token: SeSecurityPrivilege 1436 8fd9f4d17e5a8dedb911ebe51545f0ef96875bf91ac5ebc42736f7d912486843.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\8fd9f4d17e5a8dedb911ebe51545f0ef96875bf91ac5ebc42736f7d912486843.exe"C:\Users\Admin\AppData\Local\Temp\8fd9f4d17e5a8dedb911ebe51545f0ef96875bf91ac5ebc42736f7d912486843.exe"1⤵
- Modifies WinLogon for persistence
- Adds Run key to start application
- Modifies WinLogon
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1436