Analysis
- max time kernel
150s - max time network
153s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
29/07/2026, 01:57
Behavioral task
behavioral1
Sample
6ff33dc9bde2e171421cc52a71c13ebe49a57daafd470a24436372abe0c864c7.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
10 signatures
150 seconds
General
- Target 6ff33dc9bde2e171421cc52a71c13ebe49a57daafd470a24436372abe0c864c7.exe
- Size 873KB
- Sample260729-cdafkatycv
- SHA256 6ff33dc9bde2e171421cc52a71c13ebe49a57daafd470a24436372abe0c864c7
- MD5 dde13f799231d6b1516e1a560c211a0a
- SHA1 d1825b3cd05e7f2309b5ced91f51f5b3b915321d
- SHA512 ef14f0ef242860a8507d58cf957acec8bf89a1434ca5b868d9f4b355abc771ad5f0e036e7662fa62122b4d74a33ea3843b978acc3f3e6bce2ced824f34b8c6fc
- SSDEEP 12288:QSvO2x9mONvKRwLSFtsOkx2LIa+ya5FAQjU/Lik8CQ3uEW:LvO2xJKRw2kOkx2LFRvcUQPxW
- TLSH T155156B31E641C036D0A34576C6FA4BBFE964BD25531165CBA3D43A262FB32D2BA3170E
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 1332 f386b78a - 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 4960 6ff33dc9bde2e171421cc52a71c13ebe49a57daafd470a24436372abe0c864c7.exe Destination IP 3 223.5.5.5 4960 6ff33dc9bde2e171421cc52a71c13ebe49a57daafd470a24436372abe0c864c7.exe Destination IP 16 114.114.114.114 4960 6ff33dc9bde2e171421cc52a71c13ebe49a57daafd470a24436372abe0c864c7.exe Destination IP 17 223.5.5.5 4960 6ff33dc9bde2e171421cc52a71c13ebe49a57daafd470a24436372abe0c864c7.exe - Drops file in System32 directory 13 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content f386b78a File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 f386b78a File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 f386b78a File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 f386b78a File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE f386b78a File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies f386b78a File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache f386b78a File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 f386b78a File created C:\Windows\SysWOW64\f386b78a 6ff33dc9bde2e171421cc52a71c13ebe49a57daafd470a24436372abe0c864c7.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 f386b78a File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft f386b78a File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData f386b78a File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 f386b78a -
resource yara_rule behavioral2/memory/4960-0-0x0000000000E50000-0x0000000000EDC000-memory.dmp upx behavioral2/files/0x000500000001b851-2.dat upx behavioral2/memory/1332-3-0x0000000000B80000-0x0000000000C0C000-memory.dmp upx behavioral2/memory/4960-16-0x0000000000E50000-0x0000000000EDC000-memory.dmp upx behavioral2/memory/1332-17-0x0000000000B80000-0x0000000000C0C000-memory.dmp upx behavioral2/memory/1332-34-0x0000000000B80000-0x0000000000C0C000-memory.dmp upx - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\16cde8 f386b78a File opened for modification C:\Windows\54eac0 6ff33dc9bde2e171421cc52a71c13ebe49a57daafd470a24436372abe0c864c7.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 f386b78a Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 6ff33dc9bde2e171421cc52a71c13ebe49a57daafd470a24436372abe0c864c7.exe - Modifies data under HKEY_USERS 9 IoCs
description ioc Process Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" f386b78a Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" f386b78a Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" f386b78a Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing f386b78a Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" f386b78a Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ f386b78a Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" f386b78a Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" f386b78a Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix f386b78a - Suspicious behavior: EnumeratesProcesses 22 IoCs
pid Process 1332 f386b78a 1332 f386b78a 1332 f386b78a 1332 f386b78a 1332 f386b78a 1332 f386b78a 1332 f386b78a 1332 f386b78a 4960 6ff33dc9bde2e171421cc52a71c13ebe49a57daafd470a24436372abe0c864c7.exe 4960 6ff33dc9bde2e171421cc52a71c13ebe49a57daafd470a24436372abe0c864c7.exe 4960 6ff33dc9bde2e171421cc52a71c13ebe49a57daafd470a24436372abe0c864c7.exe 4960 6ff33dc9bde2e171421cc52a71c13ebe49a57daafd470a24436372abe0c864c7.exe 4960 6ff33dc9bde2e171421cc52a71c13ebe49a57daafd470a24436372abe0c864c7.exe 4960 6ff33dc9bde2e171421cc52a71c13ebe49a57daafd470a24436372abe0c864c7.exe 4960 6ff33dc9bde2e171421cc52a71c13ebe49a57daafd470a24436372abe0c864c7.exe 4960 6ff33dc9bde2e171421cc52a71c13ebe49a57daafd470a24436372abe0c864c7.exe 4960 6ff33dc9bde2e171421cc52a71c13ebe49a57daafd470a24436372abe0c864c7.exe 4960 6ff33dc9bde2e171421cc52a71c13ebe49a57daafd470a24436372abe0c864c7.exe 4960 6ff33dc9bde2e171421cc52a71c13ebe49a57daafd470a24436372abe0c864c7.exe 4960 6ff33dc9bde2e171421cc52a71c13ebe49a57daafd470a24436372abe0c864c7.exe 4960 6ff33dc9bde2e171421cc52a71c13ebe49a57daafd470a24436372abe0c864c7.exe 4960 6ff33dc9bde2e171421cc52a71c13ebe49a57daafd470a24436372abe0c864c7.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 4960 6ff33dc9bde2e171421cc52a71c13ebe49a57daafd470a24436372abe0c864c7.exe Token: SeTcbPrivilege 4960 6ff33dc9bde2e171421cc52a71c13ebe49a57daafd470a24436372abe0c864c7.exe Token: SeDebugPrivilege 1332 f386b78a Token: SeTcbPrivilege 1332 f386b78a
Processes
-
C:\Users\Admin\AppData\Local\Temp\6ff33dc9bde2e171421cc52a71c13ebe49a57daafd470a24436372abe0c864c7.exe"C:\Users\Admin\AppData\Local\Temp\6ff33dc9bde2e171421cc52a71c13ebe49a57daafd470a24436372abe0c864c7.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:4960
-
C:\Windows\Syswow64\f386b78aC:\Windows\Syswow64\f386b78a1⤵
- 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:1332
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\f386b78a
- Size 873KB
- SHA256 00bc25d3ae8eda8da205affa3f4a772d57ff92ccc0124838585f3ffa0671f445
- MD5 bbfa40abffc15ed99ac0b2c218a8bf37
- SHA1 2744183a1570ff666c1c4da5b0c2ffc1c6ea7ec0
- SHA512 fe88fbfefb0f383bc7e245cbcc822054ac3e42cba503102ea2df2d65065ef829d6973c85e4a97dd623a5178c3909cf2e3fd959c1dff46b3be07d4800a5ebb4aa
- SSDEEP 12288:tSvO2x9mONvKRwLSFtsOkx2LIa+ya5FAQjU/Lik8CQ3uEW:svO2xJKRw2kOkx2LFRvcUQPxW
- TLSH T11B156B31E641C036D0A34576C6FA4BBFE964BD25531165CBA3D43A262FB32D2BA3170E
- MD5 SHA1 SHA512 SSDEEP TLSH