Analysis
- max time kernel
149s - max time network
152s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
25/08/2026, 21:30
Behavioral task
behavioral1
Sample
005428c81842f7431e2d09590d95d4405a41bc6384e98ed9417c732ba8baa87d.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
9 signatures
150 seconds
General
- Target 005428c81842f7431e2d09590d95d4405a41bc6384e98ed9417c732ba8baa87d.exe
- Size 525KB
- Sample260825-1clzzazake
- SHA256 005428c81842f7431e2d09590d95d4405a41bc6384e98ed9417c732ba8baa87d
- MD5 a4c78c743cd21ae46c5d0aa3b72c5679
- SHA1 9ca7f623ed9467d823ae9cc0586b9f11892b0241
- SHA512 c09ef4b33b2b85134a4c94204fc4ccdbd27ba5ffb41744a8dce5a232452e344ab682cf31f1ff1f8d00cc304e06b54a0fa530c7735166a1cc4d2196ad10e784c7
- SSDEEP 6144:tcTgav1cdCTuoPbgwmOLJvKRwLSFXdFwirGcEOkCybEaQRXr9HNdvOa+y8K:tSvO2x9mONvKRwLSFtsOkx2LIa+y
- TLSH T19BB47D2AB6A0D076C4779579C4A257BAFBB1742137204ACFA390475A1F237E2BE3530D
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 1864 170af360 - 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 2 223.5.5.5 4564 005428c81842f7431e2d09590d95d4405a41bc6384e98ed9417c732ba8baa87d.exe Destination IP 13 114.114.114.114 4564 005428c81842f7431e2d09590d95d4405a41bc6384e98ed9417c732ba8baa87d.exe Destination IP 14 223.5.5.5 4564 005428c81842f7431e2d09590d95d4405a41bc6384e98ed9417c732ba8baa87d.exe Destination IP 55 114.114.114.114 4564 005428c81842f7431e2d09590d95d4405a41bc6384e98ed9417c732ba8baa87d.exe Destination IP 56 223.5.5.5 4564 005428c81842f7431e2d09590d95d4405a41bc6384e98ed9417c732ba8baa87d.exe Destination IP 1 114.114.114.114 4564 005428c81842f7431e2d09590d95d4405a41bc6384e98ed9417c732ba8baa87d.exe - Drops file in System32 directory 15 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies 170af360 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE 170af360 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 170af360 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache 170af360 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData 170af360 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 170af360 File created C:\Windows\SysWOW64\170af360 005428c81842f7431e2d09590d95d4405a41bc6384e98ed9417c732ba8baa87d.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 170af360 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 170af360 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft 170af360 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 170af360 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content 170af360 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 170af360 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 170af360 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 170af360 -
resource yara_rule behavioral2/memory/4564-0-0x0000000000EA0000-0x0000000000F2C000-memory.dmp upx behavioral2/files/0x00170000000115e1-2.dat upx behavioral2/memory/1864-3-0x0000000000D50000-0x0000000000DDC000-memory.dmp upx behavioral2/memory/4564-10-0x0000000000EA0000-0x0000000000F2C000-memory.dmp upx behavioral2/memory/1864-11-0x0000000000D50000-0x0000000000DDC000-memory.dmp upx behavioral2/memory/1864-34-0x0000000000D50000-0x0000000000DDC000-memory.dmp upx - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\4e2328 005428c81842f7431e2d09590d95d4405a41bc6384e98ed9417c732ba8baa87d.exe File opened for modification C:\Windows\1fe990 170af360 - 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 005428c81842f7431e2d09590d95d4405a41bc6384e98ed9417c732ba8baa87d.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 170af360 - 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 170af360 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" 170af360 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ 170af360 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" 170af360 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" 170af360 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" 170af360 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" 170af360 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" 170af360 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing 170af360 - Suspicious behavior: EnumeratesProcesses 22 IoCs
pid Process 1864 170af360 1864 170af360 1864 170af360 1864 170af360 1864 170af360 1864 170af360 1864 170af360 1864 170af360 4564 005428c81842f7431e2d09590d95d4405a41bc6384e98ed9417c732ba8baa87d.exe 4564 005428c81842f7431e2d09590d95d4405a41bc6384e98ed9417c732ba8baa87d.exe 4564 005428c81842f7431e2d09590d95d4405a41bc6384e98ed9417c732ba8baa87d.exe 4564 005428c81842f7431e2d09590d95d4405a41bc6384e98ed9417c732ba8baa87d.exe 4564 005428c81842f7431e2d09590d95d4405a41bc6384e98ed9417c732ba8baa87d.exe 4564 005428c81842f7431e2d09590d95d4405a41bc6384e98ed9417c732ba8baa87d.exe 4564 005428c81842f7431e2d09590d95d4405a41bc6384e98ed9417c732ba8baa87d.exe 4564 005428c81842f7431e2d09590d95d4405a41bc6384e98ed9417c732ba8baa87d.exe 4564 005428c81842f7431e2d09590d95d4405a41bc6384e98ed9417c732ba8baa87d.exe 4564 005428c81842f7431e2d09590d95d4405a41bc6384e98ed9417c732ba8baa87d.exe 4564 005428c81842f7431e2d09590d95d4405a41bc6384e98ed9417c732ba8baa87d.exe 4564 005428c81842f7431e2d09590d95d4405a41bc6384e98ed9417c732ba8baa87d.exe 4564 005428c81842f7431e2d09590d95d4405a41bc6384e98ed9417c732ba8baa87d.exe 4564 005428c81842f7431e2d09590d95d4405a41bc6384e98ed9417c732ba8baa87d.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 4564 005428c81842f7431e2d09590d95d4405a41bc6384e98ed9417c732ba8baa87d.exe Token: SeTcbPrivilege 4564 005428c81842f7431e2d09590d95d4405a41bc6384e98ed9417c732ba8baa87d.exe Token: SeDebugPrivilege 1864 170af360 Token: SeTcbPrivilege 1864 170af360
Processes
-
C:\Users\Admin\AppData\Local\Temp\005428c81842f7431e2d09590d95d4405a41bc6384e98ed9417c732ba8baa87d.exe"C:\Users\Admin\AppData\Local\Temp\005428c81842f7431e2d09590d95d4405a41bc6384e98ed9417c732ba8baa87d.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:4564
-
C:\Windows\Syswow64\170af360C:\Windows\Syswow64\170af3601⤵
- 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:1864
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\170af360
- Size 525KB
- SHA256 f232b825afefaf1f771b9bb7406bf2a02daefba16b568d859583d6c414725e63
- MD5 828a6650cbf5587b4d4408bc2f392879
- SHA1 1ffb40185eb43ad6a42653e58054ee0b89f845be
- SHA512 5fcf6ee964d128cb9e0d8183bb6f25fc5e46ad4e12ed1c875f5c02f3141806f8c78d7d007d8cf76e84749d86d12eac8f731a69fb8720b7f204a823e71011ebe8
- SSDEEP 6144:GcTgav1cdCTuoPbgwmOLJvKRwLSFXdFwirGcEOkCybEaQRXr9HNdvOa+y8K:GSvO2x9mONvKRwLSFtsOkx2LIa+y
- TLSH T10DB47D2AB6A0D076C4779579C4A257BAFBB1742137204ACFA390475A1F237E2BE3530D
- MD5 SHA1 SHA512 SSDEEP TLSH