Analysis
- max time kernel
149s - 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
31/08/2026, 12:31
Behavioral task
behavioral1
Sample
1f637ea84b150af468c740a874202b8eec2d9e4d8413e07b7fbcc9dfe478425d.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
9 signatures
150 seconds
General
- Target 1f637ea84b150af468c740a874202b8eec2d9e4d8413e07b7fbcc9dfe478425d.exe
- Size 560KB
- Sample260831-pp2qeavshx
- SHA256 1f637ea84b150af468c740a874202b8eec2d9e4d8413e07b7fbcc9dfe478425d
- MD5 d79b7b15cb2b92eb467758f070c555a4
- SHA1 fbcdb03741bb6717888d28b7b1cd28280ac195c0
- SHA512 d9c0c539077313c5eb71217a11383a3d7846edfda1b7d1a1f4cda21cdaf8868dad85d8098b9fc6abf1153036687cc6627b3258c48774c34c6862c5f0f43c1cb5
- SSDEEP 6144:OWVrC1c2oonALgPLj7vf1LKlyIFVirGcEOkCybEaQRuy8K:OkCO2zVPX7vf1LKlIsOkxHy
- TLSH T151C47C29B690D076C4779574C4A187AAFAB1B432372449CFB3D00B5A1F237E2BA7530E
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 2172 14419b80 - Unexpected DNS network traffic destination 18 IoCs
Network traffic to other servers than the configured DNS servers was detected on the DNS port.
description flow ioc pid Process Destination IP 42 223.5.5.5 3124 1f637ea84b150af468c740a874202b8eec2d9e4d8413e07b7fbcc9dfe478425d.exe Destination IP 99 114.114.114.114 3124 1f637ea84b150af468c740a874202b8eec2d9e4d8413e07b7fbcc9dfe478425d.exe Destination IP 162 114.114.114.114 3124 1f637ea84b150af468c740a874202b8eec2d9e4d8413e07b7fbcc9dfe478425d.exe Destination IP 236 114.114.114.114 3124 1f637ea84b150af468c740a874202b8eec2d9e4d8413e07b7fbcc9dfe478425d.exe Destination IP 237 223.5.5.5 3124 1f637ea84b150af468c740a874202b8eec2d9e4d8413e07b7fbcc9dfe478425d.exe Destination IP 293 114.114.114.114 3124 1f637ea84b150af468c740a874202b8eec2d9e4d8413e07b7fbcc9dfe478425d.exe Destination IP 323 114.114.114.114 3124 1f637ea84b150af468c740a874202b8eec2d9e4d8413e07b7fbcc9dfe478425d.exe Destination IP 324 223.5.5.5 3124 1f637ea84b150af468c740a874202b8eec2d9e4d8413e07b7fbcc9dfe478425d.exe Destination IP 96 114.114.114.114 2172 14419b80 Destination IP 100 223.5.5.5 3124 1f637ea84b150af468c740a874202b8eec2d9e4d8413e07b7fbcc9dfe478425d.exe Destination IP 377 114.114.114.114 3124 1f637ea84b150af468c740a874202b8eec2d9e4d8413e07b7fbcc9dfe478425d.exe Destination IP 1 114.114.114.114 3124 1f637ea84b150af468c740a874202b8eec2d9e4d8413e07b7fbcc9dfe478425d.exe Destination IP 2 223.5.5.5 3124 1f637ea84b150af468c740a874202b8eec2d9e4d8413e07b7fbcc9dfe478425d.exe Destination IP 41 114.114.114.114 3124 1f637ea84b150af468c740a874202b8eec2d9e4d8413e07b7fbcc9dfe478425d.exe Destination IP 97 223.5.5.5 3124 1f637ea84b150af468c740a874202b8eec2d9e4d8413e07b7fbcc9dfe478425d.exe Destination IP 163 223.5.5.5 3124 1f637ea84b150af468c740a874202b8eec2d9e4d8413e07b7fbcc9dfe478425d.exe Destination IP 294 223.5.5.5 3124 1f637ea84b150af468c740a874202b8eec2d9e4d8413e07b7fbcc9dfe478425d.exe Destination IP 378 223.5.5.5 3124 1f637ea84b150af468c740a874202b8eec2d9e4d8413e07b7fbcc9dfe478425d.exe - Drops file in System32 directory 13 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies 14419b80 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft 14419b80 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache 14419b80 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData 14419b80 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 14419b80 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 14419b80 File created C:\Windows\SysWOW64\14419b80 1f637ea84b150af468c740a874202b8eec2d9e4d8413e07b7fbcc9dfe478425d.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 14419b80 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 14419b80 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content 14419b80 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 14419b80 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 14419b80 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE 14419b80 -
resource yara_rule behavioral2/memory/3124-0-0x00000000004D0000-0x000000000055C000-memory.dmp upx behavioral2/memory/2172-3-0x0000000000520000-0x00000000005AC000-memory.dmp upx behavioral2/files/0x000d000000016cdc-2.dat upx behavioral2/memory/3124-16-0x00000000004D0000-0x000000000055C000-memory.dmp upx behavioral2/memory/2172-17-0x0000000000520000-0x00000000005AC000-memory.dmp upx behavioral2/memory/2172-38-0x0000000000520000-0x00000000005AC000-memory.dmp upx - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\252f78 14419b80 File opened for modification C:\Windows\357be8 1f637ea84b150af468c740a874202b8eec2d9e4d8413e07b7fbcc9dfe478425d.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 1f637ea84b150af468c740a874202b8eec2d9e4d8413e07b7fbcc9dfe478425d.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 14419b80 - 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" 14419b80 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix 14419b80 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" 14419b80 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" 14419b80 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" 14419b80 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing 14419b80 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ 14419b80 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" 14419b80 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" 14419b80 - Suspicious behavior: EnumeratesProcesses 22 IoCs
pid Process 2172 14419b80 2172 14419b80 2172 14419b80 2172 14419b80 2172 14419b80 2172 14419b80 2172 14419b80 2172 14419b80 3124 1f637ea84b150af468c740a874202b8eec2d9e4d8413e07b7fbcc9dfe478425d.exe 3124 1f637ea84b150af468c740a874202b8eec2d9e4d8413e07b7fbcc9dfe478425d.exe 3124 1f637ea84b150af468c740a874202b8eec2d9e4d8413e07b7fbcc9dfe478425d.exe 3124 1f637ea84b150af468c740a874202b8eec2d9e4d8413e07b7fbcc9dfe478425d.exe 3124 1f637ea84b150af468c740a874202b8eec2d9e4d8413e07b7fbcc9dfe478425d.exe 3124 1f637ea84b150af468c740a874202b8eec2d9e4d8413e07b7fbcc9dfe478425d.exe 3124 1f637ea84b150af468c740a874202b8eec2d9e4d8413e07b7fbcc9dfe478425d.exe 3124 1f637ea84b150af468c740a874202b8eec2d9e4d8413e07b7fbcc9dfe478425d.exe 3124 1f637ea84b150af468c740a874202b8eec2d9e4d8413e07b7fbcc9dfe478425d.exe 3124 1f637ea84b150af468c740a874202b8eec2d9e4d8413e07b7fbcc9dfe478425d.exe 3124 1f637ea84b150af468c740a874202b8eec2d9e4d8413e07b7fbcc9dfe478425d.exe 3124 1f637ea84b150af468c740a874202b8eec2d9e4d8413e07b7fbcc9dfe478425d.exe 3124 1f637ea84b150af468c740a874202b8eec2d9e4d8413e07b7fbcc9dfe478425d.exe 3124 1f637ea84b150af468c740a874202b8eec2d9e4d8413e07b7fbcc9dfe478425d.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 3124 1f637ea84b150af468c740a874202b8eec2d9e4d8413e07b7fbcc9dfe478425d.exe Token: SeTcbPrivilege 3124 1f637ea84b150af468c740a874202b8eec2d9e4d8413e07b7fbcc9dfe478425d.exe Token: SeDebugPrivilege 2172 14419b80 Token: SeTcbPrivilege 2172 14419b80
Processes
-
C:\Users\Admin\AppData\Local\Temp\1f637ea84b150af468c740a874202b8eec2d9e4d8413e07b7fbcc9dfe478425d.exe"C:\Users\Admin\AppData\Local\Temp\1f637ea84b150af468c740a874202b8eec2d9e4d8413e07b7fbcc9dfe478425d.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:3124
-
C:\Windows\Syswow64\14419b80C:\Windows\Syswow64\14419b801⤵
- Executes dropped EXE
- Unexpected DNS network traffic destination
- 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:2172
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\14419b80
- Size 560KB
- SHA256 b70f33d84052dafb045e4cdf42f90a6a60d49e79c6e408352ecafa6992fe776f
- MD5 741290e614cd759386d1a9e5c56160ae
- SHA1 1cc37da342d1ce626a97cbdc80f641da5dc5d4f4
- SHA512 32e6b96a83cd02ba19d6f49ba980083c4f45015cbb7119057af21a91b4dfdc54229c9c4aea0a4ca9028a3b4ad3b639c33b0ffe5ac5a7e9ecd1ee31a5173c1add
- SSDEEP 6144:oWVrC1c2oonALgPLj7vf1LKlyIFVirGcEOkCybEaQRuy8K:okCO2zVPX7vf1LKlIsOkxHy
- TLSH T104C47C29B690D076C4779574C4A187AAFAB1B432372449CFB3D00B5A1F237E2BA7530E
- MD5 SHA1 SHA512 SSDEEP TLSH