Analysis
- max time kernel
149s - max time network
149s - platform
windows11-21h2_x64 - resource
win11-20260513-en - resource tags
arch:x64arch:x86image:win11-20260513-enlocale:en-usos:windows11-21h2-x64systemwindows - submitted
30/05/2026, 22:22
Behavioral task
behavioral1
Sample
0f16315cfbfb833f59059540fa4e16e6fe4f31ab65c2fce293867b83a502a955.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
9 signatures
150 seconds
General
- Target 0f16315cfbfb833f59059540fa4e16e6fe4f31ab65c2fce293867b83a502a955.exe
- Size 560KB
- Sample260530-2amn6agv2n
- SHA256 0f16315cfbfb833f59059540fa4e16e6fe4f31ab65c2fce293867b83a502a955
- MD5 73d7a829e2f1fd3c4694269e99c04aa4
- SHA1 ada6cb407984e162b5cc312469a3240cb16e102a
- SHA512 4cd864cab23ed20eb76dbf9187d74adbcdd1e1e77dd4ecdbd02a67b8e0fe475c991fb26a705f7ca33d35b34d3cc696eb784a59f195b064df09032724a6091d3e
- SSDEEP 6144:Lgye71cE4poJTqvpQLXNKFyLWD1nFairGcEOkCybEaQRuy8K:LI7OE4kopQzNKFyLWDHsOkxHy
- TLSH T1F6C48C2AB690C076C4B7D534C5E197AAEAB17432372449CFA3D0075A1F237E2BA3570E
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 4604 b04e4ba - 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 2760 0f16315cfbfb833f59059540fa4e16e6fe4f31ab65c2fce293867b83a502a955.exe Destination IP 2 223.5.5.5 2760 0f16315cfbfb833f59059540fa4e16e6fe4f31ab65c2fce293867b83a502a955.exe Destination IP 9 114.114.114.114 2760 0f16315cfbfb833f59059540fa4e16e6fe4f31ab65c2fce293867b83a502a955.exe Destination IP 10 223.5.5.5 2760 0f16315cfbfb833f59059540fa4e16e6fe4f31ab65c2fce293867b83a502a955.exe - Drops file in System32 directory 13 IoCs
description ioc Process File created C:\Windows\SysWOW64\b04e4ba 0f16315cfbfb833f59059540fa4e16e6fe4f31ab65c2fce293867b83a502a955.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE b04e4ba File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies b04e4ba File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft b04e4ba File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache b04e4ba File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 b04e4ba File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 b04e4ba File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 b04e4ba File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 b04e4ba File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 b04e4ba File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData b04e4ba File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content b04e4ba File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 b04e4ba -
resource yara_rule behavioral2/memory/2760-0-0x0000000000070000-0x00000000000FC000-memory.dmp upx behavioral2/files/0x002800000002b20c-2.dat upx behavioral2/memory/4604-4-0x0000000000C40000-0x0000000000CCC000-memory.dmp upx behavioral2/memory/2760-10-0x0000000000070000-0x00000000000FC000-memory.dmp upx behavioral2/memory/4604-11-0x0000000000C40000-0x0000000000CCC000-memory.dmp upx behavioral2/memory/4604-30-0x0000000000C40000-0x0000000000CCC000-memory.dmp upx - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\4ed278 b04e4ba File opened for modification C:\Windows\2f4090 0f16315cfbfb833f59059540fa4e16e6fe4f31ab65c2fce293867b83a502a955.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 0f16315cfbfb833f59059540fa4e16e6fe4f31ab65c2fce293867b83a502a955.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language b04e4ba - Modifies data under HKEY_USERS 9 IoCs
description ioc Process Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" b04e4ba Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" b04e4ba Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix b04e4ba Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" b04e4ba Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" b04e4ba Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" b04e4ba Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing b04e4ba Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" b04e4ba Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ b04e4ba - Suspicious behavior: EnumeratesProcesses 14 IoCs
pid Process 4604 b04e4ba 4604 b04e4ba 4604 b04e4ba 4604 b04e4ba 4604 b04e4ba 4604 b04e4ba 4604 b04e4ba 4604 b04e4ba 2760 0f16315cfbfb833f59059540fa4e16e6fe4f31ab65c2fce293867b83a502a955.exe 2760 0f16315cfbfb833f59059540fa4e16e6fe4f31ab65c2fce293867b83a502a955.exe 2760 0f16315cfbfb833f59059540fa4e16e6fe4f31ab65c2fce293867b83a502a955.exe 2760 0f16315cfbfb833f59059540fa4e16e6fe4f31ab65c2fce293867b83a502a955.exe 2760 0f16315cfbfb833f59059540fa4e16e6fe4f31ab65c2fce293867b83a502a955.exe 2760 0f16315cfbfb833f59059540fa4e16e6fe4f31ab65c2fce293867b83a502a955.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 2760 0f16315cfbfb833f59059540fa4e16e6fe4f31ab65c2fce293867b83a502a955.exe Token: SeTcbPrivilege 2760 0f16315cfbfb833f59059540fa4e16e6fe4f31ab65c2fce293867b83a502a955.exe Token: SeDebugPrivilege 4604 b04e4ba Token: SeTcbPrivilege 4604 b04e4ba
Processes
-
C:\Users\Admin\AppData\Local\Temp\0f16315cfbfb833f59059540fa4e16e6fe4f31ab65c2fce293867b83a502a955.exe"C:\Users\Admin\AppData\Local\Temp\0f16315cfbfb833f59059540fa4e16e6fe4f31ab65c2fce293867b83a502a955.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:2760
-
C:\Windows\Syswow64\b04e4baC:\Windows\Syswow64\b04e4ba1⤵
- 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:4604
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\b04e4ba
- Size 560KB
- SHA256 4b1aefdaca8bd660e9716fe04c6f8e6ff4f60c8a444f9f9f6451d6fc5346e2b2
- MD5 0818b323d2b7a42e5eee9ffb8754bd65
- SHA1 ad790cfdcacea46535df4a7a8e24cbf826ffa113
- SHA512 9f5ff18ea72f35a49060b15c181041328bd3966cce96df9a48252c211a75a6dfcce894f88844f113be5a4609e7ca4c504ee9ffe6df84871d246a9f3fd4b9d68e
- SSDEEP 6144:+gye71cE4poJTqvpQLXNKFyLWD1nFairGcEOkCybEaQRuy8K:+I7OE4kopQzNKFyLWDHsOkxHy
- TLSH T14EC48C2AB690C076C4B7D534C5E197AAEAB17432372449CFA3D0075A1F237E2BA3570E
- MD5 SHA1 SHA512 SSDEEP TLSH