Analysis
- max time kernel
148s - max time network
152s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260710-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260710-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
24/07/2026, 23:21
Behavioral task
behavioral1
Sample
7f13f9451e555e427a3127e41c3a16ebfcccf544ecb709b250e75a1b51e7c952.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
9 signatures
150 seconds
General
- Target 7f13f9451e555e427a3127e41c3a16ebfcccf544ecb709b250e75a1b51e7c952.exe
- Size 873KB
- Sample260724-3cf5tsvvht
- SHA256 7f13f9451e555e427a3127e41c3a16ebfcccf544ecb709b250e75a1b51e7c952
- MD5 9446aead87ccb797ed2dbb9c69c2b0c2
- SHA1 0717bce402f847535c5e645f1ddbea9f984d23bb
- SHA512 6cb3b440fd6049fbb5924063e5b3527ef98b9854541169e7d2ebc02e17b22e38ba06ecc778ed952bb9906388eade33ac7f2f6447a50d37bd8fb525e404d7b1d5
- SSDEEP 12288:JSvO2x9mONvKRwLSFtsOkx2LIa+ya5FAQjU/Lik8CQ3uEW:wvO2xJKRw2kOkx2LFRvcUQPxW
- TLSH T1D4156B31E641C036D0A34576C6FA4BBFE964BD25531165CBA3D43A262FB32D2BA3170E
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 3044 3c8b0920 - 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 4900 7f13f9451e555e427a3127e41c3a16ebfcccf544ecb709b250e75a1b51e7c952.exe Destination IP 4 223.5.5.5 4900 7f13f9451e555e427a3127e41c3a16ebfcccf544ecb709b250e75a1b51e7c952.exe Destination IP 15 114.114.114.114 4900 7f13f9451e555e427a3127e41c3a16ebfcccf544ecb709b250e75a1b51e7c952.exe Destination IP 16 223.5.5.5 4900 7f13f9451e555e427a3127e41c3a16ebfcccf544ecb709b250e75a1b51e7c952.exe - Drops file in System32 directory 13 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies 3c8b0920 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 3c8b0920 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache 3c8b0920 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData 3c8b0920 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 3c8b0920 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 3c8b0920 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 3c8b0920 File created C:\Windows\SysWOW64\3c8b0920 7f13f9451e555e427a3127e41c3a16ebfcccf544ecb709b250e75a1b51e7c952.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE 3c8b0920 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft 3c8b0920 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content 3c8b0920 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 3c8b0920 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 3c8b0920 -
resource yara_rule behavioral2/memory/4900-0-0x0000000000430000-0x00000000004BC000-memory.dmp upx behavioral2/files/0x000a000000019caa-2.dat upx behavioral2/memory/3044-3-0x00000000007F0000-0x000000000087C000-memory.dmp upx behavioral2/memory/4900-16-0x0000000000430000-0x00000000004BC000-memory.dmp upx behavioral2/memory/3044-17-0x00000000007F0000-0x000000000087C000-memory.dmp upx behavioral2/memory/3044-32-0x00000000007F0000-0x000000000087C000-memory.dmp upx - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\341d48 3c8b0920 File opened for modification C:\Windows\53e3c8 7f13f9451e555e427a3127e41c3a16ebfcccf544ecb709b250e75a1b51e7c952.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 7f13f9451e555e427a3127e41c3a16ebfcccf544ecb709b250e75a1b51e7c952.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 3c8b0920 - 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 3c8b0920 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" 3c8b0920 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ 3c8b0920 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" 3c8b0920 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" 3c8b0920 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing 3c8b0920 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" 3c8b0920 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" 3c8b0920 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" 3c8b0920 - Suspicious behavior: EnumeratesProcesses 22 IoCs
pid Process 3044 3c8b0920 3044 3c8b0920 3044 3c8b0920 3044 3c8b0920 3044 3c8b0920 3044 3c8b0920 3044 3c8b0920 3044 3c8b0920 4900 7f13f9451e555e427a3127e41c3a16ebfcccf544ecb709b250e75a1b51e7c952.exe 4900 7f13f9451e555e427a3127e41c3a16ebfcccf544ecb709b250e75a1b51e7c952.exe 4900 7f13f9451e555e427a3127e41c3a16ebfcccf544ecb709b250e75a1b51e7c952.exe 4900 7f13f9451e555e427a3127e41c3a16ebfcccf544ecb709b250e75a1b51e7c952.exe 4900 7f13f9451e555e427a3127e41c3a16ebfcccf544ecb709b250e75a1b51e7c952.exe 4900 7f13f9451e555e427a3127e41c3a16ebfcccf544ecb709b250e75a1b51e7c952.exe 4900 7f13f9451e555e427a3127e41c3a16ebfcccf544ecb709b250e75a1b51e7c952.exe 4900 7f13f9451e555e427a3127e41c3a16ebfcccf544ecb709b250e75a1b51e7c952.exe 4900 7f13f9451e555e427a3127e41c3a16ebfcccf544ecb709b250e75a1b51e7c952.exe 4900 7f13f9451e555e427a3127e41c3a16ebfcccf544ecb709b250e75a1b51e7c952.exe 4900 7f13f9451e555e427a3127e41c3a16ebfcccf544ecb709b250e75a1b51e7c952.exe 4900 7f13f9451e555e427a3127e41c3a16ebfcccf544ecb709b250e75a1b51e7c952.exe 4900 7f13f9451e555e427a3127e41c3a16ebfcccf544ecb709b250e75a1b51e7c952.exe 4900 7f13f9451e555e427a3127e41c3a16ebfcccf544ecb709b250e75a1b51e7c952.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 4900 7f13f9451e555e427a3127e41c3a16ebfcccf544ecb709b250e75a1b51e7c952.exe Token: SeTcbPrivilege 4900 7f13f9451e555e427a3127e41c3a16ebfcccf544ecb709b250e75a1b51e7c952.exe Token: SeDebugPrivilege 3044 3c8b0920 Token: SeTcbPrivilege 3044 3c8b0920
Processes
-
C:\Users\Admin\AppData\Local\Temp\7f13f9451e555e427a3127e41c3a16ebfcccf544ecb709b250e75a1b51e7c952.exe"C:\Users\Admin\AppData\Local\Temp\7f13f9451e555e427a3127e41c3a16ebfcccf544ecb709b250e75a1b51e7c952.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:4900
-
C:\Windows\Syswow64\3c8b0920C:\Windows\Syswow64\3c8b09201⤵
- 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:3044
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\3c8b0920
- Size 873KB
- SHA256 d60b1719febb0c37e1be8154d3f3fa55fa848094213c2892734df6a51e46ebff
- MD5 4d6226e2a04f55f34c4e532b69a9991d
- SHA1 29a0bbe8325cc94544ad61bfa5de339d2ad46b45
- SHA512 f92d36b11fd67bcbb460d65d9d04d1c3a431ffd553451496f51ccccf759175249d6a4318c9ddcd152d8f7e6c689c57133c692b83efa654cedc9b6b0813b117c1
- SSDEEP 12288:FSvO2x9mONvKRwLSFtsOkx2LIa+ya5FAQjU/Lik8CQ3uEW:kvO2xJKRw2kOkx2LFRvcUQPxW
- TLSH T1C4156B31E641C036D0A34576C6FA4BBFE964BD25531165CBA3D43A262FB32D2BA3170E
- MD5 SHA1 SHA512 SSDEEP TLSH