Analysis
- max time kernel
148s - max time network
151s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
22/07/2026, 19:20
Behavioral task
behavioral1
Sample
a73e944e99fcc4f1f359e55673bea050099cdbb4d5c4791fbdfdbffac150e85e.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
10 signatures
150 seconds
General
- Target a73e944e99fcc4f1f359e55673bea050099cdbb4d5c4791fbdfdbffac150e85e.exe
- Size 560KB
- Sample260722-x2ds4sshkg
- SHA256 a73e944e99fcc4f1f359e55673bea050099cdbb4d5c4791fbdfdbffac150e85e
- MD5 2d494f5480bd8eb8cd6d9c5f4a62be5f
- SHA1 98c25f1636dae85c3aa0ed6adc1a2e0959b47f3a
- SHA512 b81ce75501fdebf5a0a927b28d212a201e7eda9e76a9ec7e0fb18c9116fcd51bb0441e58e35ad7ee762f8a439fae06a739d380781523900eca1dec0b1e6a25cc
- SSDEEP 6144:yUJJuV1cdhIoA7vJ0CLoCgvDLe4AmFvirGcEOkCybEaQRuy8K:yYsVOdhElvkCgvDLe4usOkxHy
- TLSH T183C48D29B6D0C036C5B39574C4A186BAEAB17432372549CFA3D5475A0F337E2BA7930E
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 2796 1e9347f8 - 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 3 114.114.114.114 2968 a73e944e99fcc4f1f359e55673bea050099cdbb4d5c4791fbdfdbffac150e85e.exe Destination IP 5 223.5.5.5 2968 a73e944e99fcc4f1f359e55673bea050099cdbb4d5c4791fbdfdbffac150e85e.exe Destination IP 24 114.114.114.114 2968 a73e944e99fcc4f1f359e55673bea050099cdbb4d5c4791fbdfdbffac150e85e.exe Destination IP 25 223.5.5.5 2968 a73e944e99fcc4f1f359e55673bea050099cdbb4d5c4791fbdfdbffac150e85e.exe - Drops file in System32 directory 15 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 1e9347f8 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 1e9347f8 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE 1e9347f8 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache 1e9347f8 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 1e9347f8 File created C:\Windows\SysWOW64\1e9347f8 a73e944e99fcc4f1f359e55673bea050099cdbb4d5c4791fbdfdbffac150e85e.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 1e9347f8 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 1e9347f8 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 1e9347f8 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content 1e9347f8 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies 1e9347f8 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 1e9347f8 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft 1e9347f8 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData 1e9347f8 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 1e9347f8 -
resource yara_rule behavioral2/memory/2968-0-0x0000000000840000-0x00000000008CC000-memory.dmp upx behavioral2/files/0x000b00000001b87e-2.dat upx behavioral2/memory/2796-3-0x0000000000600000-0x000000000068C000-memory.dmp upx behavioral2/memory/2968-18-0x0000000000840000-0x00000000008CC000-memory.dmp upx behavioral2/memory/2796-19-0x0000000000600000-0x000000000068C000-memory.dmp upx behavioral2/memory/2796-33-0x0000000000600000-0x000000000068C000-memory.dmp upx - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\2fde58 1e9347f8 File opened for modification C:\Windows\32d030 a73e944e99fcc4f1f359e55673bea050099cdbb4d5c4791fbdfdbffac150e85e.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 a73e944e99fcc4f1f359e55673bea050099cdbb4d5c4791fbdfdbffac150e85e.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 1e9347f8 - 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 1e9347f8 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ 1e9347f8 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" 1e9347f8 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" 1e9347f8 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" 1e9347f8 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" 1e9347f8 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" 1e9347f8 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" 1e9347f8 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing 1e9347f8 - Suspicious behavior: EnumeratesProcesses 22 IoCs
pid Process 2796 1e9347f8 2796 1e9347f8 2796 1e9347f8 2796 1e9347f8 2796 1e9347f8 2796 1e9347f8 2796 1e9347f8 2796 1e9347f8 2968 a73e944e99fcc4f1f359e55673bea050099cdbb4d5c4791fbdfdbffac150e85e.exe 2968 a73e944e99fcc4f1f359e55673bea050099cdbb4d5c4791fbdfdbffac150e85e.exe 2968 a73e944e99fcc4f1f359e55673bea050099cdbb4d5c4791fbdfdbffac150e85e.exe 2968 a73e944e99fcc4f1f359e55673bea050099cdbb4d5c4791fbdfdbffac150e85e.exe 2968 a73e944e99fcc4f1f359e55673bea050099cdbb4d5c4791fbdfdbffac150e85e.exe 2968 a73e944e99fcc4f1f359e55673bea050099cdbb4d5c4791fbdfdbffac150e85e.exe 2968 a73e944e99fcc4f1f359e55673bea050099cdbb4d5c4791fbdfdbffac150e85e.exe 2968 a73e944e99fcc4f1f359e55673bea050099cdbb4d5c4791fbdfdbffac150e85e.exe 2968 a73e944e99fcc4f1f359e55673bea050099cdbb4d5c4791fbdfdbffac150e85e.exe 2968 a73e944e99fcc4f1f359e55673bea050099cdbb4d5c4791fbdfdbffac150e85e.exe 2968 a73e944e99fcc4f1f359e55673bea050099cdbb4d5c4791fbdfdbffac150e85e.exe 2968 a73e944e99fcc4f1f359e55673bea050099cdbb4d5c4791fbdfdbffac150e85e.exe 2968 a73e944e99fcc4f1f359e55673bea050099cdbb4d5c4791fbdfdbffac150e85e.exe 2968 a73e944e99fcc4f1f359e55673bea050099cdbb4d5c4791fbdfdbffac150e85e.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 2968 a73e944e99fcc4f1f359e55673bea050099cdbb4d5c4791fbdfdbffac150e85e.exe Token: SeTcbPrivilege 2968 a73e944e99fcc4f1f359e55673bea050099cdbb4d5c4791fbdfdbffac150e85e.exe Token: SeDebugPrivilege 2796 1e9347f8 Token: SeTcbPrivilege 2796 1e9347f8
Processes
-
C:\Users\Admin\AppData\Local\Temp\a73e944e99fcc4f1f359e55673bea050099cdbb4d5c4791fbdfdbffac150e85e.exe"C:\Users\Admin\AppData\Local\Temp\a73e944e99fcc4f1f359e55673bea050099cdbb4d5c4791fbdfdbffac150e85e.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:2968
-
C:\Windows\Syswow64\1e9347f8C:\Windows\Syswow64\1e9347f81⤵
- 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:2796
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\1e9347f8
- Size 560KB
- SHA256 c8406f5ff0c102d193768de364aa179931cd78763f6284e1158b25f9c1aa065a
- MD5 5f338076c4fabf8ffda17e248e75fcb5
- SHA1 b420d643c3d391601491a2bc487b3008f1e04c90
- SHA512 2d5645919ef8bbab76f55812ae3bcf9af339fdbbf48638d43090ee28dfb96727c21db37d5cc55827c79d5c376f6026152024d46db9952d857d17d32f23ffc0be
- SSDEEP 6144:EUJJuV1cdhIoA7vJ0CLoCgvDLe4AmFvirGcEOkCybEaQRuy8K:EYsVOdhElvkCgvDLe4usOkxHy
- TLSH T128C48D29B6D0C036C5B39574C4A186BAEAB17432372549CFA3D5475A0F337E2BA7930E
- MD5 SHA1 SHA512 SSDEEP TLSH