Analysis
- max time kernel
148s - max time network
148s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
05/09/2026, 06:02
Behavioral task
behavioral1
Sample
8507473eb4cd334cee9ee3ca382b69d862311a570318e40f50779f08f1ea0333.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
9 signatures
150 seconds
General
- Target 8507473eb4cd334cee9ee3ca382b69d862311a570318e40f50779f08f1ea0333.exe
- Size 576KB
- Sample260905-grysjacb64
- SHA256 8507473eb4cd334cee9ee3ca382b69d862311a570318e40f50779f08f1ea0333
- MD5 ef0ac695b9b7ead45fd530442d1cfaa9
- SHA1 5e49b89bc5eadfc02c8373e589ce51f5d16de7be
- SHA512 54b8c719900fa568d5115cb1585682dbd6022fcbdd93ffb0b88c60d8899cf888f59fc6739bbbdab19bc51130fecbef2284d939bb1f34fe490b25067ef0e1f9ef
- SSDEEP 6144:OcTgav1cdCTuoPbgwmOLJvKRwLSFXdFwirGcEOkCybEaQRXr9HNdvOa+y8K/:OSvO2x9mONvKRwLSFtsOkx2LIa+yx
- TLSH T169C46D26B6908072C4779578C4A257AAFBB1BC2127204ACFA390775A1F737D2BE3570D
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 2304 de458325 - 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 4384 8507473eb4cd334cee9ee3ca382b69d862311a570318e40f50779f08f1ea0333.exe Destination IP 2 223.5.5.5 4384 8507473eb4cd334cee9ee3ca382b69d862311a570318e40f50779f08f1ea0333.exe Destination IP 13 114.114.114.114 4384 8507473eb4cd334cee9ee3ca382b69d862311a570318e40f50779f08f1ea0333.exe Destination IP 14 223.5.5.5 4384 8507473eb4cd334cee9ee3ca382b69d862311a570318e40f50779f08f1ea0333.exe - Drops file in System32 directory 17 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 de458325 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 de458325 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 de458325 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\3EC845F33427F1C99AF855BE8930371C de458325 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 de458325 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft de458325 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\3EC845F33427F1C99AF855BE8930371C de458325 File created C:\Windows\SysWOW64\de458325 8507473eb4cd334cee9ee3ca382b69d862311a570318e40f50779f08f1ea0333.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE de458325 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies de458325 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache de458325 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 de458325 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 de458325 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData de458325 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content de458325 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 de458325 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 de458325 -
resource yara_rule behavioral2/memory/4384-0-0x0000000000D10000-0x0000000000D9C000-memory.dmp upx behavioral2/files/0x000e00000001b847-2.dat upx behavioral2/memory/2304-3-0x0000000000B20000-0x0000000000BAC000-memory.dmp upx behavioral2/memory/4384-15-0x0000000000D10000-0x0000000000D9C000-memory.dmp upx behavioral2/memory/2304-16-0x0000000000B20000-0x0000000000BAC000-memory.dmp upx behavioral2/memory/2304-37-0x0000000000B20000-0x0000000000BAC000-memory.dmp upx - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\277200 de458325 File opened for modification C:\Windows\4b0e40 8507473eb4cd334cee9ee3ca382b69d862311a570318e40f50779f08f1ea0333.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 de458325 Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 8507473eb4cd334cee9ee3ca382b69d862311a570318e40f50779f08f1ea0333.exe - 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" de458325 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix de458325 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ de458325 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" de458325 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" de458325 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing de458325 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" de458325 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" de458325 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" de458325 - Suspicious behavior: EnumeratesProcesses 22 IoCs
pid Process 2304 de458325 2304 de458325 2304 de458325 2304 de458325 2304 de458325 2304 de458325 2304 de458325 2304 de458325 4384 8507473eb4cd334cee9ee3ca382b69d862311a570318e40f50779f08f1ea0333.exe 4384 8507473eb4cd334cee9ee3ca382b69d862311a570318e40f50779f08f1ea0333.exe 4384 8507473eb4cd334cee9ee3ca382b69d862311a570318e40f50779f08f1ea0333.exe 4384 8507473eb4cd334cee9ee3ca382b69d862311a570318e40f50779f08f1ea0333.exe 4384 8507473eb4cd334cee9ee3ca382b69d862311a570318e40f50779f08f1ea0333.exe 4384 8507473eb4cd334cee9ee3ca382b69d862311a570318e40f50779f08f1ea0333.exe 4384 8507473eb4cd334cee9ee3ca382b69d862311a570318e40f50779f08f1ea0333.exe 4384 8507473eb4cd334cee9ee3ca382b69d862311a570318e40f50779f08f1ea0333.exe 4384 8507473eb4cd334cee9ee3ca382b69d862311a570318e40f50779f08f1ea0333.exe 4384 8507473eb4cd334cee9ee3ca382b69d862311a570318e40f50779f08f1ea0333.exe 4384 8507473eb4cd334cee9ee3ca382b69d862311a570318e40f50779f08f1ea0333.exe 4384 8507473eb4cd334cee9ee3ca382b69d862311a570318e40f50779f08f1ea0333.exe 4384 8507473eb4cd334cee9ee3ca382b69d862311a570318e40f50779f08f1ea0333.exe 4384 8507473eb4cd334cee9ee3ca382b69d862311a570318e40f50779f08f1ea0333.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 4384 8507473eb4cd334cee9ee3ca382b69d862311a570318e40f50779f08f1ea0333.exe Token: SeTcbPrivilege 4384 8507473eb4cd334cee9ee3ca382b69d862311a570318e40f50779f08f1ea0333.exe Token: SeDebugPrivilege 2304 de458325 Token: SeTcbPrivilege 2304 de458325
Processes
-
C:\Users\Admin\AppData\Local\Temp\8507473eb4cd334cee9ee3ca382b69d862311a570318e40f50779f08f1ea0333.exe"C:\Users\Admin\AppData\Local\Temp\8507473eb4cd334cee9ee3ca382b69d862311a570318e40f50779f08f1ea0333.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:4384
-
C:\Windows\Syswow64\de458325C:\Windows\Syswow64\de4583251⤵
- 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:2304
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\de458325
- Size 576KB
- SHA256 0e8ced77aa65f03afe234fb6218b333797217815de3b7fbc44402de9ead4dd51
- MD5 4b2ebcb758a75970ef9399a872733954
- SHA1 26fdd7c3ed332df1ecfff2de3770bef1fa45577f
- SHA512 dff0a99ff9e84e0a91db72ec5d14c33e409f4f1cf4e5a57b532ed81491d0a72b8f81f9478445e0db9c22426bcd6fbf803e77a538d4f9c2715b2ff88d85dcb224
- SSDEEP 6144:+cTgav1cdCTuoPbgwmOLJvKRwLSFXdFwirGcEOkCybEaQRXr9HNdvOa+y8K/:+SvO2x9mONvKRwLSFtsOkx2LIa+yx
- TLSH T16EC46D26B6908072C4779578C4A257AAFBB1BC2127204ACFA390775A1F737D2BE3570D
- MD5 SHA1 SHA512 SSDEEP TLSH