Analysis
- max time kernel
150s - max time network
145s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
27/07/2026, 03:20
Behavioral task
behavioral1
Sample
6a04989eaa0f2006aa37cdacac08927eb482e1929612d9ea85c5741bb7b7d0aa.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
9 signatures
150 seconds
General
- Target 6a04989eaa0f2006aa37cdacac08927eb482e1929612d9ea85c5741bb7b7d0aa.exe
- Size 560KB
- Sample260727-dvtffagm5s
- SHA256 6a04989eaa0f2006aa37cdacac08927eb482e1929612d9ea85c5741bb7b7d0aa
- MD5 a99729c7e2407a092099a0453ae338d2
- SHA1 298bf991db785a4268a014d0739a67b2addbed1a
- SHA512 167e782730498e31d766908db4fb0d90b041316cd32f4d74cfc2307d3cb2260e5c1a7b609bb4cdc2ea5bcd050d41f23ac00b8ca3c65cd47a800f2ad0efe28c50
- SSDEEP 6144:K4ZaN1cb90oOTFmIFLq0cvnXhLCqj2EFNirGcEOkCybEaQRuy8K:KrNOb9+sIF+0cvnXhLCqEsOkxHy
- TLSH T15CC48D29B6E0C076C4B79578C4A186B6FAB17832372459CFA394075A1F337E2BA3570D
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 6048 b8e342c0 - 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 5792 6a04989eaa0f2006aa37cdacac08927eb482e1929612d9ea85c5741bb7b7d0aa.exe Destination IP 2 223.5.5.5 5792 6a04989eaa0f2006aa37cdacac08927eb482e1929612d9ea85c5741bb7b7d0aa.exe Destination IP 18 114.114.114.114 5792 6a04989eaa0f2006aa37cdacac08927eb482e1929612d9ea85c5741bb7b7d0aa.exe Destination IP 19 223.5.5.5 5792 6a04989eaa0f2006aa37cdacac08927eb482e1929612d9ea85c5741bb7b7d0aa.exe - Drops file in System32 directory 15 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content b8e342c0 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 b8e342c0 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 b8e342c0 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 b8e342c0 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 b8e342c0 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE b8e342c0 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies b8e342c0 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 b8e342c0 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 b8e342c0 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 b8e342c0 File created C:\Windows\SysWOW64\b8e342c0 6a04989eaa0f2006aa37cdacac08927eb482e1929612d9ea85c5741bb7b7d0aa.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft b8e342c0 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache b8e342c0 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData b8e342c0 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 b8e342c0 -
resource yara_rule behavioral2/memory/5792-0-0x0000000000910000-0x000000000099C000-memory.dmp upx behavioral2/files/0x000c000000019c8f-2.dat upx behavioral2/memory/6048-3-0x0000000000CD0000-0x0000000000D5C000-memory.dmp upx behavioral2/memory/5792-18-0x0000000000910000-0x000000000099C000-memory.dmp upx behavioral2/memory/6048-19-0x0000000000CD0000-0x0000000000D5C000-memory.dmp upx behavioral2/memory/6048-36-0x0000000000CD0000-0x0000000000D5C000-memory.dmp upx - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\678b40 b8e342c0 File opened for modification C:\Windows\632940 6a04989eaa0f2006aa37cdacac08927eb482e1929612d9ea85c5741bb7b7d0aa.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 6a04989eaa0f2006aa37cdacac08927eb482e1929612d9ea85c5741bb7b7d0aa.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language b8e342c0 - Modifies data under HKEY_USERS 9 IoCs
description ioc Process Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" b8e342c0 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" b8e342c0 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" b8e342c0 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing b8e342c0 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix b8e342c0 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" b8e342c0 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" b8e342c0 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ b8e342c0 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" b8e342c0 - Suspicious behavior: EnumeratesProcesses 22 IoCs
pid Process 6048 b8e342c0 6048 b8e342c0 6048 b8e342c0 6048 b8e342c0 6048 b8e342c0 6048 b8e342c0 6048 b8e342c0 6048 b8e342c0 5792 6a04989eaa0f2006aa37cdacac08927eb482e1929612d9ea85c5741bb7b7d0aa.exe 5792 6a04989eaa0f2006aa37cdacac08927eb482e1929612d9ea85c5741bb7b7d0aa.exe 5792 6a04989eaa0f2006aa37cdacac08927eb482e1929612d9ea85c5741bb7b7d0aa.exe 5792 6a04989eaa0f2006aa37cdacac08927eb482e1929612d9ea85c5741bb7b7d0aa.exe 5792 6a04989eaa0f2006aa37cdacac08927eb482e1929612d9ea85c5741bb7b7d0aa.exe 5792 6a04989eaa0f2006aa37cdacac08927eb482e1929612d9ea85c5741bb7b7d0aa.exe 5792 6a04989eaa0f2006aa37cdacac08927eb482e1929612d9ea85c5741bb7b7d0aa.exe 5792 6a04989eaa0f2006aa37cdacac08927eb482e1929612d9ea85c5741bb7b7d0aa.exe 5792 6a04989eaa0f2006aa37cdacac08927eb482e1929612d9ea85c5741bb7b7d0aa.exe 5792 6a04989eaa0f2006aa37cdacac08927eb482e1929612d9ea85c5741bb7b7d0aa.exe 5792 6a04989eaa0f2006aa37cdacac08927eb482e1929612d9ea85c5741bb7b7d0aa.exe 5792 6a04989eaa0f2006aa37cdacac08927eb482e1929612d9ea85c5741bb7b7d0aa.exe 5792 6a04989eaa0f2006aa37cdacac08927eb482e1929612d9ea85c5741bb7b7d0aa.exe 5792 6a04989eaa0f2006aa37cdacac08927eb482e1929612d9ea85c5741bb7b7d0aa.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 5792 6a04989eaa0f2006aa37cdacac08927eb482e1929612d9ea85c5741bb7b7d0aa.exe Token: SeTcbPrivilege 5792 6a04989eaa0f2006aa37cdacac08927eb482e1929612d9ea85c5741bb7b7d0aa.exe Token: SeDebugPrivilege 6048 b8e342c0 Token: SeTcbPrivilege 6048 b8e342c0
Processes
-
C:\Users\Admin\AppData\Local\Temp\6a04989eaa0f2006aa37cdacac08927eb482e1929612d9ea85c5741bb7b7d0aa.exe"C:\Users\Admin\AppData\Local\Temp\6a04989eaa0f2006aa37cdacac08927eb482e1929612d9ea85c5741bb7b7d0aa.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:5792
-
C:\Windows\Syswow64\b8e342c0C:\Windows\Syswow64\b8e342c01⤵
- 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:6048
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\b8e342c0
- Size 560KB
- SHA256 446e2e53ddd65c55c1ee9439846369d9d8dc7d06b6b23cdd06b6c06b27ccf8e0
- MD5 82be6384993daa6008f27bb1a3214386
- SHA1 b18f07b04cb9645a79f72007c5e89879248c32e6
- SHA512 8ed63d5225d4d844e2e354e28f2e5ac3657fc1c522db3d33b2a195535a05c32e70f9c9465cafddad8d2cf53ab8ba5ce442641af026f4d3671c2abef34030e76d
- SSDEEP 6144:a4ZaN1cb90oOTFmIFLq0cvnXhLCqj2EFNirGcEOkCybEaQRuy8K:arNOb9+sIF+0cvnXhLCqEsOkxHy
- TLSH T1E0C48D29B6E0C076C4B79578C4A186B6FAB17832372459CFA394075A1F337E2BA3570D
- MD5 SHA1 SHA512 SSDEEP TLSH