Analysis
- max time kernel
148s - 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
10/08/2026, 22:28
Behavioral task
behavioral1
Sample
a18dc5efdbd1887b56ab4823c471c7940a0606ee92c256cee1a7340e9b09d775.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
9 signatures
150 seconds
Behavioral task
behavioral2
Sample
a18dc5efdbd1887b56ab4823c471c7940a0606ee92c256cee1a7340e9b09d775.exe
Resource
win11ltsc2024-20260709-en
windows11-ltsc_2024-x64
10 signatures
150 seconds
General
- Target a18dc5efdbd1887b56ab4823c471c7940a0606ee92c256cee1a7340e9b09d775.exe
- Size 638KB
- Sample260810-2dwfgavxbs
- SHA256 a18dc5efdbd1887b56ab4823c471c7940a0606ee92c256cee1a7340e9b09d775
- MD5 7391e7679c6c6c45870874f58171e36c
- SHA1 1268aa7d29ef8dcc858283d9c198c02dc4853d31
- SHA512 40a05b917e16bab5a273fada9152aed2d1eb8ac5827b1466cb5f78f8c2b1afd932abeb5cd7bdd4305a7cbaada870d15eef23edda89f3f696f34a4ef8dc9599c5
- SSDEEP 6144:BcTgav1cdCTuoPbgwmOLJvKRwLSFXdFwirGcEOkCybEaQRXr9HNdvOa+y8KU5R2:BSvO2x9mONvKRwLSFtsOkx2LIa+ya5g
- TLSH T144D46B26B6908037C0B74675C5B64BAAFAB5BC21631186CFA380761A1F737D2BE3570D
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
7/10
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 5800 82ffc527 - 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 17 223.5.5.5 5368 a18dc5efdbd1887b56ab4823c471c7940a0606ee92c256cee1a7340e9b09d775.exe Destination IP 1 114.114.114.114 5368 a18dc5efdbd1887b56ab4823c471c7940a0606ee92c256cee1a7340e9b09d775.exe Destination IP 4 223.5.5.5 5368 a18dc5efdbd1887b56ab4823c471c7940a0606ee92c256cee1a7340e9b09d775.exe Destination IP 16 114.114.114.114 5368 a18dc5efdbd1887b56ab4823c471c7940a0606ee92c256cee1a7340e9b09d775.exe - Drops file in System32 directory 15 IoCs
description ioc Process File created C:\Windows\SysWOW64\82ffc527 a18dc5efdbd1887b56ab4823c471c7940a0606ee92c256cee1a7340e9b09d775.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 82ffc527 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 82ffc527 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 82ffc527 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 82ffc527 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 82ffc527 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft 82ffc527 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content 82ffc527 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache 82ffc527 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\AAD646CB44373074ADE741C38400E7E1 82ffc527 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 82ffc527 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE 82ffc527 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies 82ffc527 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData 82ffc527 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\AAD646CB44373074ADE741C38400E7E1 82ffc527 -
resource yara_rule behavioral2/memory/5368-0-0x00000000005A0000-0x000000000062C000-memory.dmp upx behavioral2/files/0x000800000001b884-2.dat upx behavioral2/memory/5800-3-0x0000000000030000-0x00000000000BC000-memory.dmp upx behavioral2/memory/5368-10-0x00000000005A0000-0x000000000062C000-memory.dmp upx behavioral2/memory/5800-11-0x0000000000030000-0x00000000000BC000-memory.dmp upx behavioral2/memory/5800-34-0x0000000000030000-0x00000000000BC000-memory.dmp upx - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\5be6f0 a18dc5efdbd1887b56ab4823c471c7940a0606ee92c256cee1a7340e9b09d775.exe File opened for modification C:\Windows\634c50 82ffc527 - 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 a18dc5efdbd1887b56ab4823c471c7940a0606ee92c256cee1a7340e9b09d775.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 82ffc527 - Modifies data under HKEY_USERS 9 IoCs
description ioc Process Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ 82ffc527 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" 82ffc527 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" 82ffc527 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix 82ffc527 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" 82ffc527 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" 82ffc527 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" 82ffc527 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" 82ffc527 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing 82ffc527 - Modifies system certificate store 2 TTPs 2 IoCs
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\1F24C630CDA418EF2069FFAD4FDD5F463A1B69AA 82ffc527 Set value (data) \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\1F24C630CDA418EF2069FFAD4FDD5F463A1B69AA\Blob = 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 82ffc527 - Suspicious behavior: EnumeratesProcesses 22 IoCs
pid Process 5800 82ffc527 5800 82ffc527 5800 82ffc527 5800 82ffc527 5800 82ffc527 5800 82ffc527 5800 82ffc527 5800 82ffc527 5368 a18dc5efdbd1887b56ab4823c471c7940a0606ee92c256cee1a7340e9b09d775.exe 5368 a18dc5efdbd1887b56ab4823c471c7940a0606ee92c256cee1a7340e9b09d775.exe 5368 a18dc5efdbd1887b56ab4823c471c7940a0606ee92c256cee1a7340e9b09d775.exe 5368 a18dc5efdbd1887b56ab4823c471c7940a0606ee92c256cee1a7340e9b09d775.exe 5368 a18dc5efdbd1887b56ab4823c471c7940a0606ee92c256cee1a7340e9b09d775.exe 5368 a18dc5efdbd1887b56ab4823c471c7940a0606ee92c256cee1a7340e9b09d775.exe 5368 a18dc5efdbd1887b56ab4823c471c7940a0606ee92c256cee1a7340e9b09d775.exe 5368 a18dc5efdbd1887b56ab4823c471c7940a0606ee92c256cee1a7340e9b09d775.exe 5368 a18dc5efdbd1887b56ab4823c471c7940a0606ee92c256cee1a7340e9b09d775.exe 5368 a18dc5efdbd1887b56ab4823c471c7940a0606ee92c256cee1a7340e9b09d775.exe 5368 a18dc5efdbd1887b56ab4823c471c7940a0606ee92c256cee1a7340e9b09d775.exe 5368 a18dc5efdbd1887b56ab4823c471c7940a0606ee92c256cee1a7340e9b09d775.exe 5368 a18dc5efdbd1887b56ab4823c471c7940a0606ee92c256cee1a7340e9b09d775.exe 5368 a18dc5efdbd1887b56ab4823c471c7940a0606ee92c256cee1a7340e9b09d775.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 5368 a18dc5efdbd1887b56ab4823c471c7940a0606ee92c256cee1a7340e9b09d775.exe Token: SeTcbPrivilege 5368 a18dc5efdbd1887b56ab4823c471c7940a0606ee92c256cee1a7340e9b09d775.exe Token: SeDebugPrivilege 5800 82ffc527 Token: SeTcbPrivilege 5800 82ffc527
Processes
-
C:\Users\Admin\AppData\Local\Temp\a18dc5efdbd1887b56ab4823c471c7940a0606ee92c256cee1a7340e9b09d775.exe"C:\Users\Admin\AppData\Local\Temp\a18dc5efdbd1887b56ab4823c471c7940a0606ee92c256cee1a7340e9b09d775.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:5368
-
C:\Windows\Syswow64\82ffc527C:\Windows\Syswow64\82ffc5271⤵
- Executes dropped EXE
- Drops file in System32 directory
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Modifies data under HKEY_USERS
- Modifies system certificate store
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:5800
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\82ffc527
- Size 638KB
- SHA256 5bd62dfc51ce8c38ca80120cf823048fbd0aafe2b62a576eb249db497ae52414
- MD5 227bf2e9f256db76767eb86b1dcf0832
- SHA1 1b27df1cc180d9a62aca25296da69ae1fb266491
- SHA512 ee9fb165902b0e8c5b527c47beb4df0449dc49ff742d1a306f4d41b0a24b155436e94e2fe3693193f65dd3000b5d4fd60d68c40050fca7e35b7a9115c50c22cc
- SSDEEP 6144:+cTgav1cdCTuoPbgwmOLJvKRwLSFXdFwirGcEOkCybEaQRXr9HNdvOa+y8KU5R2:+SvO2x9mONvKRwLSFtsOkx2LIa+ya5g
- TLSH T1C8D46B26B6908037C0B74675C5B64BAAFAB5BC21631186CFA380761A1F737D2BE3570D
- MD5 SHA1 SHA512 SSDEEP TLSH