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
08/08/2026, 22:52
Behavioral task
behavioral1
Sample
24e8fce139f59a83b661a82fd8841f59ccec5f093701e2e3bfe0842ab1519571.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
9 signatures
150 seconds
General
- Target 24e8fce139f59a83b661a82fd8841f59ccec5f093701e2e3bfe0842ab1519571.exe
- Size 1.1MB
- Sample260808-2tdklael2z
- SHA256 24e8fce139f59a83b661a82fd8841f59ccec5f093701e2e3bfe0842ab1519571
- MD5 a5810bef73a3966aa1c047543a59099a
- SHA1 39bcba1a53b69e34ce402e2512257b2fcedc9763
- SHA512 4bb5c04f006a39a167800027d44e33e1ed2203aeac76196bd32acd4baffdbb3f7014cdcd702ee2708de2d74f0090c6432f3054b2d5a688d543ebf7215787ed69
- SSDEEP 12288:wSvO2x9mONvKRwLSFtsOkx2LIa+ya5FAQjU/LikGU5rCOTeidzN/VTg:rvO2xJKRw2kOkx2LFRvcU6UQOJdM
- TLSH T19A357C31A681C036D5B34571C6FA4BBBA9747D25131165CBA3C47A2A2FB37D2BA3130E
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 4708 1b5b818 - 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 1 114.114.114.114 1368 24e8fce139f59a83b661a82fd8841f59ccec5f093701e2e3bfe0842ab1519571.exe Destination IP 2 223.5.5.5 1368 24e8fce139f59a83b661a82fd8841f59ccec5f093701e2e3bfe0842ab1519571.exe Destination IP 19 114.114.114.114 1368 24e8fce139f59a83b661a82fd8841f59ccec5f093701e2e3bfe0842ab1519571.exe Destination IP 20 223.5.5.5 1368 24e8fce139f59a83b661a82fd8841f59ccec5f093701e2e3bfe0842ab1519571.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 1b5b818 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\3EC845F33427F1C99AF855BE8930371C 1b5b818 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 1b5b818 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies 1b5b818 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft 1b5b818 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 1b5b818 File created C:\Windows\SysWOW64\1b5b818 24e8fce139f59a83b661a82fd8841f59ccec5f093701e2e3bfe0842ab1519571.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE 1b5b818 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 1b5b818 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache 1b5b818 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 1b5b818 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\3EC845F33427F1C99AF855BE8930371C 1b5b818 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData 1b5b818 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content 1b5b818 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 1b5b818 -
resource yara_rule behavioral2/memory/1368-0-0x0000000000050000-0x00000000000DC000-memory.dmp upx behavioral2/files/0x0008000000019cc1-2.dat upx behavioral2/memory/4708-3-0x0000000000E50000-0x0000000000EDC000-memory.dmp upx behavioral2/memory/1368-13-0x0000000000050000-0x00000000000DC000-memory.dmp upx behavioral2/memory/4708-14-0x0000000000E50000-0x0000000000EDC000-memory.dmp upx behavioral2/memory/4708-28-0x0000000000E50000-0x0000000000EDC000-memory.dmp upx - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\509a48 1b5b818 File opened for modification C:\Windows\176bb0 24e8fce139f59a83b661a82fd8841f59ccec5f093701e2e3bfe0842ab1519571.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 24e8fce139f59a83b661a82fd8841f59ccec5f093701e2e3bfe0842ab1519571.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 1b5b818 - 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 1b5b818 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" 1b5b818 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" 1b5b818 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" 1b5b818 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" 1b5b818 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing 1b5b818 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" 1b5b818 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ 1b5b818 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" 1b5b818 - Suspicious behavior: EnumeratesProcesses 22 IoCs
pid Process 4708 1b5b818 4708 1b5b818 4708 1b5b818 4708 1b5b818 4708 1b5b818 4708 1b5b818 4708 1b5b818 4708 1b5b818 1368 24e8fce139f59a83b661a82fd8841f59ccec5f093701e2e3bfe0842ab1519571.exe 1368 24e8fce139f59a83b661a82fd8841f59ccec5f093701e2e3bfe0842ab1519571.exe 1368 24e8fce139f59a83b661a82fd8841f59ccec5f093701e2e3bfe0842ab1519571.exe 1368 24e8fce139f59a83b661a82fd8841f59ccec5f093701e2e3bfe0842ab1519571.exe 1368 24e8fce139f59a83b661a82fd8841f59ccec5f093701e2e3bfe0842ab1519571.exe 1368 24e8fce139f59a83b661a82fd8841f59ccec5f093701e2e3bfe0842ab1519571.exe 1368 24e8fce139f59a83b661a82fd8841f59ccec5f093701e2e3bfe0842ab1519571.exe 1368 24e8fce139f59a83b661a82fd8841f59ccec5f093701e2e3bfe0842ab1519571.exe 1368 24e8fce139f59a83b661a82fd8841f59ccec5f093701e2e3bfe0842ab1519571.exe 1368 24e8fce139f59a83b661a82fd8841f59ccec5f093701e2e3bfe0842ab1519571.exe 1368 24e8fce139f59a83b661a82fd8841f59ccec5f093701e2e3bfe0842ab1519571.exe 1368 24e8fce139f59a83b661a82fd8841f59ccec5f093701e2e3bfe0842ab1519571.exe 1368 24e8fce139f59a83b661a82fd8841f59ccec5f093701e2e3bfe0842ab1519571.exe 1368 24e8fce139f59a83b661a82fd8841f59ccec5f093701e2e3bfe0842ab1519571.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 1368 24e8fce139f59a83b661a82fd8841f59ccec5f093701e2e3bfe0842ab1519571.exe Token: SeTcbPrivilege 1368 24e8fce139f59a83b661a82fd8841f59ccec5f093701e2e3bfe0842ab1519571.exe Token: SeDebugPrivilege 4708 1b5b818 Token: SeTcbPrivilege 4708 1b5b818
Processes
-
C:\Users\Admin\AppData\Local\Temp\24e8fce139f59a83b661a82fd8841f59ccec5f093701e2e3bfe0842ab1519571.exe"C:\Users\Admin\AppData\Local\Temp\24e8fce139f59a83b661a82fd8841f59ccec5f093701e2e3bfe0842ab1519571.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:1368
-
C:\Windows\Syswow64\1b5b818C:\Windows\Syswow64\1b5b8181⤵
- 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:4708
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\1b5b818
- Size 1.1MB
- SHA256 514f3323c6591e644938d14fe0f4d51236c427b6b2010bb213eb3f6c0c5454db
- MD5 7185d91349e2f9e102ecae49517b9fd7
- SHA1 33c0dce696f3a0a6e4247a6ac34907b225098078
- SHA512 2e8e4077efbe6a97ef98fda5ac299a4603ad246160fac219805cbccaf303ce32a4299e5f9e7df6c1d43b4df962e473775ae2a6e8ce5c1096eb7850f0a46ac5a1
- SSDEEP 12288:lSvO2x9mONvKRwLSFtsOkx2LIa+ya5FAQjU/LikGU5rCOTeidzN/VTg:EvO2xJKRw2kOkx2LFRvcU6UQOJdM
- TLSH T147357C31A681C036D5B34571C6FA4BBBA9747D25131165CBA3C47A2A2FB37D2BA3130E
- MD5 SHA1 SHA512 SSDEEP TLSH