Analysis
- max time kernel
149s - max time network
149s - platform
windows11-21h2_x64 - resource
win11-20260130-en - resource tags
arch:x64arch:x86image:win11-20260130-enlocale:en-usos:windows11-21h2-x64systemwindows - submitted
11/05/2026, 08:13
Behavioral task
behavioral1
Sample
75767ebf4b31cd16f81304e0fff9673bea0e242a8b0a6d12d04eee42f0ad77fc.exe
Resource
win10v2004-20250619-en
windows10-2004-x64
9 signatures
150 seconds
General
- Target 75767ebf4b31cd16f81304e0fff9673bea0e242a8b0a6d12d04eee42f0ad77fc.exe
- Size 638KB
- Sample260511-j4hm7ads31
- SHA256 75767ebf4b31cd16f81304e0fff9673bea0e242a8b0a6d12d04eee42f0ad77fc
- MD5 66b633d4d1fd1be94e3ea60c6021df38
- SHA1 88cd9897aeb2e7b4a4c991b23ef41b7bd3233dce
- SHA512 a6f8a4ccfbb8a7efec6ef7964a8c5e281b126b0976233d66131936135b4e5c0d64fc66d5210c6a714c05909d4d8e3dbf3643a10ace87c01394697d5551250e3b
- SSDEEP 6144:BcTgav1cdCTuoPbgwmOLJvKRwLSFXdFwirGcEOkCybEaQRXr9HNdvOa+y8KU5R2:BSvO2x9mONvKRwLSFtsOkx2LIa+ya5g
- TLSH T1BFD46B26B6908037C0B74675C5B64BAAFAB5BC21631186CFA380761A1F737D2BE3570D
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 2516 10c680a2 - Unexpected DNS network traffic destination 6 IoCs
Network traffic to other servers than the configured DNS servers was detected on the DNS port.
description flow ioc pid Process Destination IP 11 223.5.5.5 2556 75767ebf4b31cd16f81304e0fff9673bea0e242a8b0a6d12d04eee42f0ad77fc.exe Destination IP 52 114.114.114.114 2556 75767ebf4b31cd16f81304e0fff9673bea0e242a8b0a6d12d04eee42f0ad77fc.exe Destination IP 53 223.5.5.5 2556 75767ebf4b31cd16f81304e0fff9673bea0e242a8b0a6d12d04eee42f0ad77fc.exe Destination IP 1 114.114.114.114 2556 75767ebf4b31cd16f81304e0fff9673bea0e242a8b0a6d12d04eee42f0ad77fc.exe Destination IP 2 223.5.5.5 2556 75767ebf4b31cd16f81304e0fff9673bea0e242a8b0a6d12d04eee42f0ad77fc.exe Destination IP 10 114.114.114.114 2556 75767ebf4b31cd16f81304e0fff9673bea0e242a8b0a6d12d04eee42f0ad77fc.exe - Drops file in System32 directory 15 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE 10c680a2 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData 10c680a2 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content 10c680a2 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies 10c680a2 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 10c680a2 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 10c680a2 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 10c680a2 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 10c680a2 File created C:\Windows\SysWOW64\10c680a2 75767ebf4b31cd16f81304e0fff9673bea0e242a8b0a6d12d04eee42f0ad77fc.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 10c680a2 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 10c680a2 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft 10c680a2 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache 10c680a2 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 10c680a2 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 10c680a2 -
resource yara_rule behavioral2/memory/2556-0-0x0000000000E80000-0x0000000000F0C000-memory.dmp upx behavioral2/files/0x000900000002a117-2.dat upx behavioral2/memory/2516-3-0x0000000000FA0000-0x000000000102C000-memory.dmp upx behavioral2/memory/2556-10-0x0000000000E80000-0x0000000000F0C000-memory.dmp upx behavioral2/memory/2516-12-0x0000000000FA0000-0x000000000102C000-memory.dmp upx behavioral2/memory/2516-42-0x0000000000FA0000-0x000000000102C000-memory.dmp upx - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\2b1328 10c680a2 File opened for modification C:\Windows\2bc278 75767ebf4b31cd16f81304e0fff9673bea0e242a8b0a6d12d04eee42f0ad77fc.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 75767ebf4b31cd16f81304e0fff9673bea0e242a8b0a6d12d04eee42f0ad77fc.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 10c680a2 - 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\Cookies\CachePrefix = "Cookie:" 10c680a2 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" 10c680a2 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" 10c680a2 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" 10c680a2 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing 10c680a2 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix 10c680a2 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" 10c680a2 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ 10c680a2 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" 10c680a2 - Suspicious behavior: EnumeratesProcesses 14 IoCs
pid Process 2516 10c680a2 2516 10c680a2 2516 10c680a2 2516 10c680a2 2516 10c680a2 2516 10c680a2 2516 10c680a2 2516 10c680a2 2556 75767ebf4b31cd16f81304e0fff9673bea0e242a8b0a6d12d04eee42f0ad77fc.exe 2556 75767ebf4b31cd16f81304e0fff9673bea0e242a8b0a6d12d04eee42f0ad77fc.exe 2556 75767ebf4b31cd16f81304e0fff9673bea0e242a8b0a6d12d04eee42f0ad77fc.exe 2556 75767ebf4b31cd16f81304e0fff9673bea0e242a8b0a6d12d04eee42f0ad77fc.exe 2556 75767ebf4b31cd16f81304e0fff9673bea0e242a8b0a6d12d04eee42f0ad77fc.exe 2556 75767ebf4b31cd16f81304e0fff9673bea0e242a8b0a6d12d04eee42f0ad77fc.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 2556 75767ebf4b31cd16f81304e0fff9673bea0e242a8b0a6d12d04eee42f0ad77fc.exe Token: SeTcbPrivilege 2556 75767ebf4b31cd16f81304e0fff9673bea0e242a8b0a6d12d04eee42f0ad77fc.exe Token: SeDebugPrivilege 2516 10c680a2 Token: SeTcbPrivilege 2516 10c680a2
Processes
-
C:\Users\Admin\AppData\Local\Temp\75767ebf4b31cd16f81304e0fff9673bea0e242a8b0a6d12d04eee42f0ad77fc.exe"C:\Users\Admin\AppData\Local\Temp\75767ebf4b31cd16f81304e0fff9673bea0e242a8b0a6d12d04eee42f0ad77fc.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:2556
-
C:\Windows\Syswow64\10c680a2C:\Windows\Syswow64\10c680a21⤵
- 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:2516
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\10c680a2
- Size 638KB
- SHA256 d0e7e5ba67f11fbef85994d3772071cc8b294a454e676e0c60a58c03c3ca68f8
- MD5 a9a7309549c9d44a06078db4831db534
- SHA1 1ed8067c929487b9be3cdd0bf63dca9ff59589be
- SHA512 3d3f2203f51bad4dcd238962894f01bdf051ffce0d0925a818a7172c8135ded5c26398d0d30d6c1cdea51f812caab9018456c1b382b23005c5ef2ea4ed163ace
- SSDEEP 6144:ZcTgav1cdCTuoPbgwmOLJvKRwLSFXdFwirGcEOkCybEaQRXr9HNdvOa+y8KU5R2:ZSvO2x9mONvKRwLSFtsOkx2LIa+ya5g
- TLSH T127D46B26B6908037C0B74675C5B64BAAFAB5BC21631186CFA380761A1F737D2BE3570D
- MD5 SHA1 SHA512 SSDEEP TLSH