Analysis
- max time kernel
148s - max time network
150s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
08/08/2026, 08:59
Behavioral task
behavioral1
Sample
b015806a9fbae95d768ea0821bef386e9cd279117b9ed5e4ea407b730f73f279.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
9 signatures
150 seconds
General
- Target b015806a9fbae95d768ea0821bef386e9cd279117b9ed5e4ea407b730f73f279.exe
- Size 560KB
- Sample260808-kx51kstdmd
- SHA256 b015806a9fbae95d768ea0821bef386e9cd279117b9ed5e4ea407b730f73f279
- MD5 fe6cdae99eeb4d7040986525ccb25498
- SHA1 7ea09f47521ea8bb2ed37fc1fe8ea8d7a9d107c9
- SHA512 d67daa387738fc254465f260b04522f5dd6093e8fdbc84c44ad728b049dc2c067933341ac121beee11a7f7c82a44c5ebe210e4021e264b6f2bf61e621765be72
- SSDEEP 6144:agye71cE4poJTqvpQLXNKFyLWD1nFairGcEOkCybEaQRuy8K:aI7OE4kopQzNKFyLWDHsOkxHy
- TLSH T100C48C2AB690C076C4B7D534C5E197AAEAB17432372449CFA3D0075A1F237E2BA3570E
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 3444 6c2e4ba - 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 26 114.114.114.114 5532 b015806a9fbae95d768ea0821bef386e9cd279117b9ed5e4ea407b730f73f279.exe Destination IP 27 223.5.5.5 5532 b015806a9fbae95d768ea0821bef386e9cd279117b9ed5e4ea407b730f73f279.exe Destination IP 1 114.114.114.114 5532 b015806a9fbae95d768ea0821bef386e9cd279117b9ed5e4ea407b730f73f279.exe Destination IP 8 223.5.5.5 5532 b015806a9fbae95d768ea0821bef386e9cd279117b9ed5e4ea407b730f73f279.exe - Drops file in System32 directory 13 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 6c2e4ba File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft 6c2e4ba File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData 6c2e4ba File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 6c2e4ba File created C:\Windows\SysWOW64\6c2e4ba b015806a9fbae95d768ea0821bef386e9cd279117b9ed5e4ea407b730f73f279.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache 6c2e4ba File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 6c2e4ba File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content 6c2e4ba File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 6c2e4ba File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 6c2e4ba File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 6c2e4ba File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE 6c2e4ba File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies 6c2e4ba -
resource yara_rule behavioral2/memory/5532-0-0x00000000000E0000-0x000000000016C000-memory.dmp upx behavioral2/files/0x000700000001b884-2.dat upx behavioral2/memory/3444-3-0x0000000000E90000-0x0000000000F1C000-memory.dmp upx behavioral2/memory/5532-16-0x00000000000E0000-0x000000000016C000-memory.dmp upx behavioral2/memory/3444-17-0x0000000000E90000-0x0000000000F1C000-memory.dmp upx behavioral2/memory/3444-26-0x0000000000E90000-0x0000000000F1C000-memory.dmp upx - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\5eb5b8 b015806a9fbae95d768ea0821bef386e9cd279117b9ed5e4ea407b730f73f279.exe File opened for modification C:\Windows\3af668 6c2e4ba - 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 b015806a9fbae95d768ea0821bef386e9cd279117b9ed5e4ea407b730f73f279.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 6c2e4ba - 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 6c2e4ba Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" 6c2e4ba Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ 6c2e4ba Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" 6c2e4ba Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" 6c2e4ba Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" 6c2e4ba Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" 6c2e4ba Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" 6c2e4ba Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing 6c2e4ba - Suspicious behavior: EnumeratesProcesses 22 IoCs
pid Process 3444 6c2e4ba 3444 6c2e4ba 3444 6c2e4ba 3444 6c2e4ba 3444 6c2e4ba 3444 6c2e4ba 3444 6c2e4ba 3444 6c2e4ba 5532 b015806a9fbae95d768ea0821bef386e9cd279117b9ed5e4ea407b730f73f279.exe 5532 b015806a9fbae95d768ea0821bef386e9cd279117b9ed5e4ea407b730f73f279.exe 5532 b015806a9fbae95d768ea0821bef386e9cd279117b9ed5e4ea407b730f73f279.exe 5532 b015806a9fbae95d768ea0821bef386e9cd279117b9ed5e4ea407b730f73f279.exe 5532 b015806a9fbae95d768ea0821bef386e9cd279117b9ed5e4ea407b730f73f279.exe 5532 b015806a9fbae95d768ea0821bef386e9cd279117b9ed5e4ea407b730f73f279.exe 5532 b015806a9fbae95d768ea0821bef386e9cd279117b9ed5e4ea407b730f73f279.exe 5532 b015806a9fbae95d768ea0821bef386e9cd279117b9ed5e4ea407b730f73f279.exe 5532 b015806a9fbae95d768ea0821bef386e9cd279117b9ed5e4ea407b730f73f279.exe 5532 b015806a9fbae95d768ea0821bef386e9cd279117b9ed5e4ea407b730f73f279.exe 5532 b015806a9fbae95d768ea0821bef386e9cd279117b9ed5e4ea407b730f73f279.exe 5532 b015806a9fbae95d768ea0821bef386e9cd279117b9ed5e4ea407b730f73f279.exe 5532 b015806a9fbae95d768ea0821bef386e9cd279117b9ed5e4ea407b730f73f279.exe 5532 b015806a9fbae95d768ea0821bef386e9cd279117b9ed5e4ea407b730f73f279.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 5532 b015806a9fbae95d768ea0821bef386e9cd279117b9ed5e4ea407b730f73f279.exe Token: SeTcbPrivilege 5532 b015806a9fbae95d768ea0821bef386e9cd279117b9ed5e4ea407b730f73f279.exe Token: SeDebugPrivilege 3444 6c2e4ba Token: SeTcbPrivilege 3444 6c2e4ba
Processes
-
C:\Users\Admin\AppData\Local\Temp\b015806a9fbae95d768ea0821bef386e9cd279117b9ed5e4ea407b730f73f279.exe"C:\Users\Admin\AppData\Local\Temp\b015806a9fbae95d768ea0821bef386e9cd279117b9ed5e4ea407b730f73f279.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:5532
-
C:\Windows\Syswow64\6c2e4baC:\Windows\Syswow64\6c2e4ba1⤵
- 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:3444
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\6c2e4ba
- Size 560KB
- SHA256 ed00fa694b59f386513dab2fa7aaa15c7e14e06683556a2ec3715d31932125b7
- MD5 a1709cb32bdbb4b3755d854d8f55ad1d
- SHA1 4000b14a82777ebefa3f40e31bf90740898cd475
- SHA512 fcd8f63f518161613cb72fd0b252d7f91900fbf8c44b81a0d54db7ca993e3f8cbb82a9e9875f1a9c7cd852b2f27aa4406008383c5f11922464e9584edd367bae
- SSDEEP 6144:Tgye71cE4poJTqvpQLXNKFyLWD1nFairGcEOkCybEaQRuy8K:TI7OE4kopQzNKFyLWDHsOkxHy
- TLSH T1E8C48C2AB690C076C4B7D534C5E197AAEAB17432372449CFA3D0075A1F237E2BA3570E
- MD5 SHA1 SHA512 SSDEEP TLSH