Analysis
- max time kernel
150s - max time network
151s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260710-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260710-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
12/08/2026, 15:03
Behavioral task
behavioral1
Sample
3a3de1693f88612e02b1a91efcd7f78416cf88b275fc8201e3b31832a555ef98.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
9 signatures
150 seconds
General
- Target 3a3de1693f88612e02b1a91efcd7f78416cf88b275fc8201e3b31832a555ef98.exe
- Size 560KB
- Sample260812-sfbpeadd86
- SHA256 3a3de1693f88612e02b1a91efcd7f78416cf88b275fc8201e3b31832a555ef98
- MD5 b54f69fc83db217a094c0481e4462cd7
- SHA1 4d77ce884ec2322bc23f77c8b44fb1680f764239
- SHA512 b9b5c82bd521eca0e1483513e832d84908e94ec23943c73ffd55c895505714cf7fdf5bda0e1d97ada0ca2f0678b7af310d4102ead5e769ac34ddae66bd735536
- SSDEEP 12288:n3Sgbu4VOGWPSqt6IpouYgCEmx1z725uRG9OArjlI6YeLm08XsOkx2LIa+y:1VOL4/gPXKCOkx2LFR
- TLSH T180C46D2AB6E0D076C4B79574C4A256A6FFB1B43127204ACF6390475A1F637E2BE3530E
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 2308 f737da14 - Unexpected DNS network traffic destination 4 IoCs
Network traffic to other servers than the configured DNS servers was detected on the DNS port.
description flow ioc pid Process Destination IP 1 114.114.114.114 2332 3a3de1693f88612e02b1a91efcd7f78416cf88b275fc8201e3b31832a555ef98.exe Destination IP 2 223.5.5.5 2332 3a3de1693f88612e02b1a91efcd7f78416cf88b275fc8201e3b31832a555ef98.exe Destination IP 14 114.114.114.114 2332 3a3de1693f88612e02b1a91efcd7f78416cf88b275fc8201e3b31832a555ef98.exe Destination IP 15 223.5.5.5 2332 3a3de1693f88612e02b1a91efcd7f78416cf88b275fc8201e3b31832a555ef98.exe - Drops file in System32 directory 15 IoCs
description ioc Process File created C:\Windows\SysWOW64\f737da14 3a3de1693f88612e02b1a91efcd7f78416cf88b275fc8201e3b31832a555ef98.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content f737da14 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 f737da14 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE f737da14 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies f737da14 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 f737da14 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 f737da14 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft f737da14 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 f737da14 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 f737da14 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache f737da14 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData f737da14 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 f737da14 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 f737da14 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 f737da14 -
resource yara_rule behavioral2/memory/2332-0-0x0000000000410000-0x000000000049C000-memory.dmp upx behavioral2/files/0x001100000001122a-2.dat upx behavioral2/memory/2308-3-0x0000000000C60000-0x0000000000CEC000-memory.dmp upx behavioral2/memory/2332-18-0x0000000000410000-0x000000000049C000-memory.dmp upx behavioral2/memory/2308-19-0x0000000000C60000-0x0000000000CEC000-memory.dmp upx behavioral2/memory/2308-34-0x0000000000C60000-0x0000000000CEC000-memory.dmp upx - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\278388 f737da14 File opened for modification C:\Windows\27ecb8 3a3de1693f88612e02b1a91efcd7f78416cf88b275fc8201e3b31832a555ef98.exe - System Location Discovery: System Language Discovery 1 TTPs 2 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 3a3de1693f88612e02b1a91efcd7f78416cf88b275fc8201e3b31832a555ef98.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language f737da14 - Modifies data under HKEY_USERS 9 IoCs
description ioc Process Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing f737da14 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" f737da14 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" f737da14 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" f737da14 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix f737da14 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" f737da14 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ f737da14 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" f737da14 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" f737da14 - Suspicious behavior: EnumeratesProcesses 22 IoCs
pid Process 2308 f737da14 2308 f737da14 2308 f737da14 2308 f737da14 2308 f737da14 2308 f737da14 2308 f737da14 2308 f737da14 2332 3a3de1693f88612e02b1a91efcd7f78416cf88b275fc8201e3b31832a555ef98.exe 2332 3a3de1693f88612e02b1a91efcd7f78416cf88b275fc8201e3b31832a555ef98.exe 2332 3a3de1693f88612e02b1a91efcd7f78416cf88b275fc8201e3b31832a555ef98.exe 2332 3a3de1693f88612e02b1a91efcd7f78416cf88b275fc8201e3b31832a555ef98.exe 2332 3a3de1693f88612e02b1a91efcd7f78416cf88b275fc8201e3b31832a555ef98.exe 2332 3a3de1693f88612e02b1a91efcd7f78416cf88b275fc8201e3b31832a555ef98.exe 2332 3a3de1693f88612e02b1a91efcd7f78416cf88b275fc8201e3b31832a555ef98.exe 2332 3a3de1693f88612e02b1a91efcd7f78416cf88b275fc8201e3b31832a555ef98.exe 2332 3a3de1693f88612e02b1a91efcd7f78416cf88b275fc8201e3b31832a555ef98.exe 2332 3a3de1693f88612e02b1a91efcd7f78416cf88b275fc8201e3b31832a555ef98.exe 2332 3a3de1693f88612e02b1a91efcd7f78416cf88b275fc8201e3b31832a555ef98.exe 2332 3a3de1693f88612e02b1a91efcd7f78416cf88b275fc8201e3b31832a555ef98.exe 2332 3a3de1693f88612e02b1a91efcd7f78416cf88b275fc8201e3b31832a555ef98.exe 2332 3a3de1693f88612e02b1a91efcd7f78416cf88b275fc8201e3b31832a555ef98.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 2332 3a3de1693f88612e02b1a91efcd7f78416cf88b275fc8201e3b31832a555ef98.exe Token: SeTcbPrivilege 2332 3a3de1693f88612e02b1a91efcd7f78416cf88b275fc8201e3b31832a555ef98.exe Token: SeDebugPrivilege 2308 f737da14 Token: SeTcbPrivilege 2308 f737da14
Processes
-
C:\Users\Admin\AppData\Local\Temp\3a3de1693f88612e02b1a91efcd7f78416cf88b275fc8201e3b31832a555ef98.exe"C:\Users\Admin\AppData\Local\Temp\3a3de1693f88612e02b1a91efcd7f78416cf88b275fc8201e3b31832a555ef98.exe"1⤵
- Unexpected DNS network traffic destination
- Drops file in System32 directory
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2332
-
C:\Windows\Syswow64\f737da14C:\Windows\Syswow64\f737da141⤵
- Executes dropped EXE
- Drops file in System32 directory
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2308
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
Loading Replay Monitor...
Downloads
- Path C:\Windows\SysWOW64\f737da14
- Size 560KB
- SHA256 f772ea9f7fdf2e64c984681ea29646c1497021e26495d0c7297accc0d84d2231
- MD5 6e62b0b6d69b28bcc00c2cbd39aeeea3
- SHA1 7b1fec1b74b5d555d6061e5e5359fb2b68bbd13a
- SHA512 8ae89752479a1186eacad6bf5468804739c672ed7643dfec1db5485f89e000a2fa18d7bb6e1bf0de22303cd9280cc8853f8aa4dfbb71a12da1047864bb16a5ea
- SSDEEP 12288:g3Sgbu4VOGWPSqt6IpouYgCEmx1z725uRG9OArjlI6YeLm08XsOkx2LIa+y:EVOL4/gPXKCOkx2LFR
- TLSH T18EC46D2AB6E0D076C4B79574C4A256A6FFB1B43127204ACF6390475A1F637E2BE3530E
- MD5 SHA1 SHA512 SSDEEP TLSH