Analysis
- max time kernel
149s - max time network
151s - platform
windows11-21h2_x64 - resource
win11-20260130-en - resource tags
arch:x64arch:x86image:win11-20260130-enlocale:en-usos:windows11-21h2-x64systemwindows - submitted
24/04/2026, 23:17
Behavioral task
behavioral1
Sample
9963b0fb69d312eccccda19689ce496b80be274b34f3f379d9a4ca45e187c0d1.exe
Resource
win10v2004-20260130-en
windows10-2004-x64
9 signatures
150 seconds
General
- Target 9963b0fb69d312eccccda19689ce496b80be274b34f3f379d9a4ca45e187c0d1.exe
- Size 560KB
- Sample260424-29qvvsft4m
- SHA256 9963b0fb69d312eccccda19689ce496b80be274b34f3f379d9a4ca45e187c0d1
- MD5 781843c0448ddbf601f9119df8af3099
- SHA1 1a0ea0e9b9d73f022c00192c3f85a0eac65ec680
- SHA512 9dc3bfe408fd7fea0c1305c02da844ba370e31227b856090817f81de6de579e8d72237d7d4c9af94355f204798961466c1fdf18d3572b59051754d1c64273575
- SSDEEP 6144:fWVrC1c2oonALgPLj7vf1LKlyIFVirGcEOkCybEaQRuy8K:fkCO2zVPX7vf1LKlIsOkxHy
- TLSH T184C47C29B690D076C4779574C4A187AAFAB1B432372449CFB3D00B5A1F237E2BA7530E
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 3676 40bee166 - 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 2 223.5.5.5 3240 9963b0fb69d312eccccda19689ce496b80be274b34f3f379d9a4ca45e187c0d1.exe Destination IP 20 114.114.114.114 3240 9963b0fb69d312eccccda19689ce496b80be274b34f3f379d9a4ca45e187c0d1.exe Destination IP 21 223.5.5.5 3240 9963b0fb69d312eccccda19689ce496b80be274b34f3f379d9a4ca45e187c0d1.exe Destination IP 1 114.114.114.114 3240 9963b0fb69d312eccccda19689ce496b80be274b34f3f379d9a4ca45e187c0d1.exe - Drops file in System32 directory 15 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 40bee166 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft 40bee166 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache 40bee166 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE 40bee166 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies 40bee166 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 40bee166 File created C:\Windows\SysWOW64\40bee166 9963b0fb69d312eccccda19689ce496b80be274b34f3f379d9a4ca45e187c0d1.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 40bee166 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 40bee166 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 40bee166 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 40bee166 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData 40bee166 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 40bee166 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content 40bee166 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 40bee166 -
resource yara_rule behavioral2/memory/3240-0-0x0000000001000000-0x000000000108C000-memory.dmp upx behavioral2/files/0x001000000002ad90-2.dat upx behavioral2/memory/3676-4-0x0000000000F40000-0x0000000000FCC000-memory.dmp upx behavioral2/memory/3240-18-0x0000000001000000-0x000000000108C000-memory.dmp upx behavioral2/memory/3676-19-0x0000000000F40000-0x0000000000FCC000-memory.dmp upx behavioral2/memory/3676-30-0x0000000000F40000-0x0000000000FCC000-memory.dmp upx - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\3eef38 40bee166 File opened for modification C:\Windows\377850 9963b0fb69d312eccccda19689ce496b80be274b34f3f379d9a4ca45e187c0d1.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 9963b0fb69d312eccccda19689ce496b80be274b34f3f379d9a4ca45e187c0d1.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 40bee166 - 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\Content\CachePrefix 40bee166 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" 40bee166 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" 40bee166 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" 40bee166 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing 40bee166 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ 40bee166 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" 40bee166 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" 40bee166 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" 40bee166 - Suspicious behavior: EnumeratesProcesses 14 IoCs
pid Process 3676 40bee166 3676 40bee166 3676 40bee166 3676 40bee166 3676 40bee166 3676 40bee166 3676 40bee166 3676 40bee166 3240 9963b0fb69d312eccccda19689ce496b80be274b34f3f379d9a4ca45e187c0d1.exe 3240 9963b0fb69d312eccccda19689ce496b80be274b34f3f379d9a4ca45e187c0d1.exe 3240 9963b0fb69d312eccccda19689ce496b80be274b34f3f379d9a4ca45e187c0d1.exe 3240 9963b0fb69d312eccccda19689ce496b80be274b34f3f379d9a4ca45e187c0d1.exe 3240 9963b0fb69d312eccccda19689ce496b80be274b34f3f379d9a4ca45e187c0d1.exe 3240 9963b0fb69d312eccccda19689ce496b80be274b34f3f379d9a4ca45e187c0d1.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 3240 9963b0fb69d312eccccda19689ce496b80be274b34f3f379d9a4ca45e187c0d1.exe Token: SeTcbPrivilege 3240 9963b0fb69d312eccccda19689ce496b80be274b34f3f379d9a4ca45e187c0d1.exe Token: SeDebugPrivilege 3676 40bee166 Token: SeTcbPrivilege 3676 40bee166
Processes
-
C:\Users\Admin\AppData\Local\Temp\9963b0fb69d312eccccda19689ce496b80be274b34f3f379d9a4ca45e187c0d1.exe"C:\Users\Admin\AppData\Local\Temp\9963b0fb69d312eccccda19689ce496b80be274b34f3f379d9a4ca45e187c0d1.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:3240
-
C:\Windows\Syswow64\40bee166C:\Windows\Syswow64\40bee1661⤵
- 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:3676
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\40bee166
- Size 560KB
- SHA256 e51962f53e709bb5dbf6f67cd20e50c4aabc5b85f845fdd71badb64705b7c2ec
- MD5 850be3bbaa04068d5c00ec599ae3e324
- SHA1 e1d3bb35bf0e6f7e61f26a2b73544287539b4d49
- SHA512 04fc25545ccfe8675d617be8c87f5b0c212bf32a5762178dfdf97dfaa5a2a9347852c5137791e3073dd0afa99661db60cf74206f855618378e1419bea647ed30
- SSDEEP 6144:jWVrC1c2oonALgPLj7vf1LKlyIFVirGcEOkCybEaQRuy8K:jkCO2zVPX7vf1LKlIsOkxHy
- TLSH T15CC47C29B690D076C4779574C4A187AAFAB1B432372449CFB3D00B5A1F237E2BA7530E
- MD5 SHA1 SHA512 SSDEEP TLSH