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
10/08/2026, 21:14
Behavioral task
behavioral1
Sample
344be629581631759265261baca2ba57c93e5161714d25a81ee0faf6272b74f2.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
9 signatures
150 seconds
General
- Target 344be629581631759265261baca2ba57c93e5161714d25a81ee0faf6272b74f2.exe
- Size 525KB
- Sample260810-z3d7datvcy
- SHA256 344be629581631759265261baca2ba57c93e5161714d25a81ee0faf6272b74f2
- MD5 67d476e2cbe7a57cd81eed2a3e86bd52
- SHA1 caca6bb1b45e29859e06e97e29c135924a96ac11
- SHA512 54fb76ed5a5029129dd3acfd77ccfcee8eb06aeab37443a05652487be265f9a2624c6f65159dd0f8d547e59be1946c133d17a8c549bb7e4c1b7a4f3991614d4d
- SSDEEP 6144:GcTgav1cdCTuoPbgwmOLJvKRwLSFXdFwirGcEOkCybEaQRXr9HNdvOa+y8K:GSvO2x9mONvKRwLSFtsOkx2LIa+y
- TLSH T1AEB47D2AB6A0D076C4779579C4A257BAFBB1742137204ACFA390475A1F237E2BE3530D
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 3576 374d6348 - 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 28 223.5.5.5 4800 344be629581631759265261baca2ba57c93e5161714d25a81ee0faf6272b74f2.exe Destination IP 1 114.114.114.114 4800 344be629581631759265261baca2ba57c93e5161714d25a81ee0faf6272b74f2.exe Destination IP 4 223.5.5.5 4800 344be629581631759265261baca2ba57c93e5161714d25a81ee0faf6272b74f2.exe Destination IP 27 114.114.114.114 4800 344be629581631759265261baca2ba57c93e5161714d25a81ee0faf6272b74f2.exe - Drops file in System32 directory 13 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 374d6348 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 374d6348 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE 374d6348 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies 374d6348 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft 374d6348 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData 374d6348 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 374d6348 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 374d6348 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 374d6348 File created C:\Windows\SysWOW64\374d6348 344be629581631759265261baca2ba57c93e5161714d25a81ee0faf6272b74f2.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 374d6348 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache 374d6348 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content 374d6348 -
resource yara_rule behavioral2/memory/4800-0-0x00000000009D0000-0x0000000000A5C000-memory.dmp upx behavioral2/files/0x000600000001b86d-2.dat upx behavioral2/memory/3576-3-0x0000000000230000-0x00000000002BC000-memory.dmp upx behavioral2/memory/4800-16-0x00000000009D0000-0x0000000000A5C000-memory.dmp upx behavioral2/memory/3576-17-0x0000000000230000-0x00000000002BC000-memory.dmp upx behavioral2/memory/3576-26-0x0000000000230000-0x00000000002BC000-memory.dmp upx - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\3d38f0 374d6348 File opened for modification C:\Windows\522d80 344be629581631759265261baca2ba57c93e5161714d25a81ee0faf6272b74f2.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 344be629581631759265261baca2ba57c93e5161714d25a81ee0faf6272b74f2.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 374d6348 - 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 374d6348 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" 374d6348 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ 374d6348 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" 374d6348 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" 374d6348 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" 374d6348 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" 374d6348 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" 374d6348 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing 374d6348 - Suspicious behavior: EnumeratesProcesses 22 IoCs
pid Process 3576 374d6348 3576 374d6348 3576 374d6348 3576 374d6348 3576 374d6348 3576 374d6348 3576 374d6348 3576 374d6348 4800 344be629581631759265261baca2ba57c93e5161714d25a81ee0faf6272b74f2.exe 4800 344be629581631759265261baca2ba57c93e5161714d25a81ee0faf6272b74f2.exe 4800 344be629581631759265261baca2ba57c93e5161714d25a81ee0faf6272b74f2.exe 4800 344be629581631759265261baca2ba57c93e5161714d25a81ee0faf6272b74f2.exe 4800 344be629581631759265261baca2ba57c93e5161714d25a81ee0faf6272b74f2.exe 4800 344be629581631759265261baca2ba57c93e5161714d25a81ee0faf6272b74f2.exe 4800 344be629581631759265261baca2ba57c93e5161714d25a81ee0faf6272b74f2.exe 4800 344be629581631759265261baca2ba57c93e5161714d25a81ee0faf6272b74f2.exe 4800 344be629581631759265261baca2ba57c93e5161714d25a81ee0faf6272b74f2.exe 4800 344be629581631759265261baca2ba57c93e5161714d25a81ee0faf6272b74f2.exe 4800 344be629581631759265261baca2ba57c93e5161714d25a81ee0faf6272b74f2.exe 4800 344be629581631759265261baca2ba57c93e5161714d25a81ee0faf6272b74f2.exe 4800 344be629581631759265261baca2ba57c93e5161714d25a81ee0faf6272b74f2.exe 4800 344be629581631759265261baca2ba57c93e5161714d25a81ee0faf6272b74f2.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 4800 344be629581631759265261baca2ba57c93e5161714d25a81ee0faf6272b74f2.exe Token: SeTcbPrivilege 4800 344be629581631759265261baca2ba57c93e5161714d25a81ee0faf6272b74f2.exe Token: SeDebugPrivilege 3576 374d6348 Token: SeTcbPrivilege 3576 374d6348
Processes
-
C:\Users\Admin\AppData\Local\Temp\344be629581631759265261baca2ba57c93e5161714d25a81ee0faf6272b74f2.exe"C:\Users\Admin\AppData\Local\Temp\344be629581631759265261baca2ba57c93e5161714d25a81ee0faf6272b74f2.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:4800
-
C:\Windows\Syswow64\374d6348C:\Windows\Syswow64\374d63481⤵
- 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:3576
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\374d6348
- Size 525KB
- SHA256 b90d46ff710543d5ef11f145020564d96aad411c964aeee4fce63eb6a712b1e5
- MD5 9f14cde52235699dfc9e41dbd6fdbe29
- SHA1 ca82519dbd6365706d325a59d8c0937599987fd0
- SHA512 632460cd79c48889aa0f615a2c0eb8dde7b8f7fde1a8c65aef52c3fb833986a1e2f84ee8baf3dd1f3799fded92da8bdad6a4a7543d1651ccbcfa9c1f01e197fc
- SSDEEP 6144:YcTgav1cdCTuoPbgwmOLJvKRwLSFXdFwirGcEOkCybEaQRXr9HNdvOa+y8K:YSvO2x9mONvKRwLSFtsOkx2LIa+y
- TLSH T1DEB47D2AB6A0D076C4779579C4A257BAFBB1742137204ACFA390475A1F237E2BE3530D
- MD5 SHA1 SHA512 SSDEEP TLSH