Analysis
- max time kernel
150s - 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
27/07/2026, 10:24
Behavioral task
behavioral1
Sample
e044c5ea62d6dde6dc27cc881a66e630d34092de0193a1501f8ec7d3576e76eb.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
9 signatures
150 seconds
General
- Target e044c5ea62d6dde6dc27cc881a66e630d34092de0193a1501f8ec7d3576e76eb.exe
- Size 1.4MB
- Sample260727-mflaysdj4v
- SHA256 e044c5ea62d6dde6dc27cc881a66e630d34092de0193a1501f8ec7d3576e76eb
- MD5 cb8b3d5566a24b29fa924948d3b79d1b
- SHA1 0d67d44387a314eec03626eefa00ebe62c8459f0
- SHA512 69c31bbef2b17544a95c8721f708bf44e45b527e698083cd8b402b1c504b7e12b53c203c5f74bf76a31e54f08ed6d67e881dc7d0463e85f850320ee6413d383b
- SSDEEP 24576:zjHPOSOkx2LFscUQPxuZ98Es8k3OH3C0rQ6+8pKJJFo3Q+qdCOKIbA0I:zTGkQy5QZuTtS0rQMYOQ+q8CE0I
- TLSH T15B65AE21B341C036D59A01758ABE4BAE957CBD314B2551C7B3C87E7E6FB12D2AA3130B
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 1080 20630fbf - 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 16 223.5.5.5 2788 e044c5ea62d6dde6dc27cc881a66e630d34092de0193a1501f8ec7d3576e76eb.exe Destination IP 1 114.114.114.114 2788 e044c5ea62d6dde6dc27cc881a66e630d34092de0193a1501f8ec7d3576e76eb.exe Destination IP 2 223.5.5.5 2788 e044c5ea62d6dde6dc27cc881a66e630d34092de0193a1501f8ec7d3576e76eb.exe Destination IP 15 114.114.114.114 2788 e044c5ea62d6dde6dc27cc881a66e630d34092de0193a1501f8ec7d3576e76eb.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\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 20630fbf File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\3EC845F33427F1C99AF855BE8930371C 20630fbf File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\3EC845F33427F1C99AF855BE8930371C 20630fbf File created C:\Windows\SysWOW64\20630fbf e044c5ea62d6dde6dc27cc881a66e630d34092de0193a1501f8ec7d3576e76eb.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 20630fbf File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE 20630fbf File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 20630fbf File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache 20630fbf File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData 20630fbf File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 20630fbf File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 20630fbf File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft 20630fbf File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content 20630fbf File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 20630fbf File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies 20630fbf -
resource yara_rule behavioral2/memory/2788-0-0x0000000000F10000-0x0000000000F99000-memory.dmp upx behavioral2/files/0x000a000000011371-2.dat upx behavioral2/memory/1080-3-0x0000000000080000-0x0000000000109000-memory.dmp upx behavioral2/memory/2788-10-0x0000000000F10000-0x0000000000F99000-memory.dmp upx behavioral2/memory/1080-12-0x0000000000080000-0x0000000000109000-memory.dmp upx behavioral2/memory/2788-30-0x0000000000F10000-0x0000000000F99000-memory.dmp upx behavioral2/memory/1080-31-0x0000000000080000-0x0000000000109000-memory.dmp upx behavioral2/memory/2788-43-0x0000000000F10000-0x0000000000F99000-memory.dmp upx - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\127d70 20630fbf File opened for modification C:\Windows\2fbb48 e044c5ea62d6dde6dc27cc881a66e630d34092de0193a1501f8ec7d3576e76eb.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 e044c5ea62d6dde6dc27cc881a66e630d34092de0193a1501f8ec7d3576e76eb.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 20630fbf - 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" 20630fbf Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" 20630fbf Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" 20630fbf Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing 20630fbf Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ 20630fbf Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix 20630fbf Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" 20630fbf Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" 20630fbf Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" 20630fbf - Suspicious behavior: EnumeratesProcesses 22 IoCs
pid Process 1080 20630fbf 1080 20630fbf 1080 20630fbf 1080 20630fbf 1080 20630fbf 1080 20630fbf 1080 20630fbf 1080 20630fbf 2788 e044c5ea62d6dde6dc27cc881a66e630d34092de0193a1501f8ec7d3576e76eb.exe 2788 e044c5ea62d6dde6dc27cc881a66e630d34092de0193a1501f8ec7d3576e76eb.exe 2788 e044c5ea62d6dde6dc27cc881a66e630d34092de0193a1501f8ec7d3576e76eb.exe 2788 e044c5ea62d6dde6dc27cc881a66e630d34092de0193a1501f8ec7d3576e76eb.exe 2788 e044c5ea62d6dde6dc27cc881a66e630d34092de0193a1501f8ec7d3576e76eb.exe 2788 e044c5ea62d6dde6dc27cc881a66e630d34092de0193a1501f8ec7d3576e76eb.exe 2788 e044c5ea62d6dde6dc27cc881a66e630d34092de0193a1501f8ec7d3576e76eb.exe 2788 e044c5ea62d6dde6dc27cc881a66e630d34092de0193a1501f8ec7d3576e76eb.exe 2788 e044c5ea62d6dde6dc27cc881a66e630d34092de0193a1501f8ec7d3576e76eb.exe 2788 e044c5ea62d6dde6dc27cc881a66e630d34092de0193a1501f8ec7d3576e76eb.exe 2788 e044c5ea62d6dde6dc27cc881a66e630d34092de0193a1501f8ec7d3576e76eb.exe 2788 e044c5ea62d6dde6dc27cc881a66e630d34092de0193a1501f8ec7d3576e76eb.exe 2788 e044c5ea62d6dde6dc27cc881a66e630d34092de0193a1501f8ec7d3576e76eb.exe 2788 e044c5ea62d6dde6dc27cc881a66e630d34092de0193a1501f8ec7d3576e76eb.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 2788 e044c5ea62d6dde6dc27cc881a66e630d34092de0193a1501f8ec7d3576e76eb.exe Token: SeTcbPrivilege 2788 e044c5ea62d6dde6dc27cc881a66e630d34092de0193a1501f8ec7d3576e76eb.exe Token: SeDebugPrivilege 1080 20630fbf Token: SeTcbPrivilege 1080 20630fbf
Processes
-
C:\Users\Admin\AppData\Local\Temp\e044c5ea62d6dde6dc27cc881a66e630d34092de0193a1501f8ec7d3576e76eb.exe"C:\Users\Admin\AppData\Local\Temp\e044c5ea62d6dde6dc27cc881a66e630d34092de0193a1501f8ec7d3576e76eb.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:2788
-
C:\Windows\Syswow64\20630fbfC:\Windows\Syswow64\20630fbf1⤵
- 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:1080
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\20630fbf
- Size 1.4MB
- SHA256 6df9f08d7b4c9553ade10b4f35889f02d30dd0100d01d063db14057e984d2c98
- MD5 6425dc832cd0951b47af6f1563459b6b
- SHA1 5c52e381a0004306d0fc56d397953b8db007b618
- SHA512 85c6db26430f5716ce011819e0e35d45123479a89a01c571a86ee797eb8bc961de2f047f371787cf00c22b048d6291a7cc65b54cb753765636998212376631a6
- SSDEEP 24576:mjHPOSOkx2LFscUQPxuZ98Es8k3OH3C0rQ6+8pKJJFo3Q+qdCOKIbA0I:mTGkQy5QZuTtS0rQMYOQ+q8CE0I
- TLSH T1AF65AE21B341C036D59A01758ABE4BAE957CBD314B2551C7B3C87E7E6FB12D2AA3130B
- MD5 SHA1 SHA512 SSDEEP TLSH