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
19/08/2026, 22:52
Behavioral task
behavioral1
Sample
415d5f8f357afec0cf099530da5cdd50b782e15775f65daf78f98666a0ba7a69.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
9 signatures
150 seconds
General
- Target 415d5f8f357afec0cf099530da5cdd50b782e15775f65daf78f98666a0ba7a69.exe
- Size 761KB
- Sample260819-2tt8caaa88
- SHA256 415d5f8f357afec0cf099530da5cdd50b782e15775f65daf78f98666a0ba7a69
- MD5 4ff65889e24d83abe2a6c5569d306bd5
- SHA1 b66ab313576fe1783a9bbe34758ef46af4637bc3
- SHA512 a291588649b79106b7ff4fc355a957ed375392e362fee7cd49a3efd1133403585755aec6f65c39ee86f7eae0d68d0916793ff39aaac938a3932bc63700e05e69
- SSDEEP 12288:WSvO2x9mONvKRwLSFtsOkxHya5hYIW0p98B:VvO2xJKRw2kOkxSkW298B
- TLSH T1CDF49E35A2808036C0B34532C6F94AABF9797D35631565CBA3843B662F737D2BA3570E
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 1436 f59d0ff8 - 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 5000 415d5f8f357afec0cf099530da5cdd50b782e15775f65daf78f98666a0ba7a69.exe Destination IP 2 223.5.5.5 5000 415d5f8f357afec0cf099530da5cdd50b782e15775f65daf78f98666a0ba7a69.exe Destination IP 15 114.114.114.114 5000 415d5f8f357afec0cf099530da5cdd50b782e15775f65daf78f98666a0ba7a69.exe Destination IP 16 223.5.5.5 5000 415d5f8f357afec0cf099530da5cdd50b782e15775f65daf78f98666a0ba7a69.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 f59d0ff8 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 f59d0ff8 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 f59d0ff8 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 f59d0ff8 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 f59d0ff8 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft f59d0ff8 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache f59d0ff8 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 f59d0ff8 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE f59d0ff8 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 f59d0ff8 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content f59d0ff8 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 f59d0ff8 File created C:\Windows\SysWOW64\f59d0ff8 415d5f8f357afec0cf099530da5cdd50b782e15775f65daf78f98666a0ba7a69.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies f59d0ff8 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 f59d0ff8 -
resource yara_rule behavioral2/memory/5000-0-0x00000000006A0000-0x000000000072C000-memory.dmp upx behavioral2/files/0x000800000001b884-2.dat upx behavioral2/memory/1436-3-0x0000000000540000-0x00000000005CC000-memory.dmp upx behavioral2/memory/5000-18-0x00000000006A0000-0x000000000072C000-memory.dmp upx behavioral2/memory/1436-19-0x0000000000540000-0x00000000005CC000-memory.dmp upx behavioral2/memory/1436-28-0x0000000000540000-0x00000000005CC000-memory.dmp upx - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\1895b8 f59d0ff8 File opened for modification C:\Windows\559a10 415d5f8f357afec0cf099530da5cdd50b782e15775f65daf78f98666a0ba7a69.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 415d5f8f357afec0cf099530da5cdd50b782e15775f65daf78f98666a0ba7a69.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language f59d0ff8 - Modifies data under HKEY_USERS 9 IoCs
description ioc Process Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" f59d0ff8 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing f59d0ff8 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix f59d0ff8 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" f59d0ff8 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" f59d0ff8 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ f59d0ff8 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" f59d0ff8 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" f59d0ff8 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" f59d0ff8 - Suspicious behavior: EnumeratesProcesses 22 IoCs
pid Process 1436 f59d0ff8 1436 f59d0ff8 1436 f59d0ff8 1436 f59d0ff8 1436 f59d0ff8 1436 f59d0ff8 1436 f59d0ff8 1436 f59d0ff8 5000 415d5f8f357afec0cf099530da5cdd50b782e15775f65daf78f98666a0ba7a69.exe 5000 415d5f8f357afec0cf099530da5cdd50b782e15775f65daf78f98666a0ba7a69.exe 5000 415d5f8f357afec0cf099530da5cdd50b782e15775f65daf78f98666a0ba7a69.exe 5000 415d5f8f357afec0cf099530da5cdd50b782e15775f65daf78f98666a0ba7a69.exe 5000 415d5f8f357afec0cf099530da5cdd50b782e15775f65daf78f98666a0ba7a69.exe 5000 415d5f8f357afec0cf099530da5cdd50b782e15775f65daf78f98666a0ba7a69.exe 5000 415d5f8f357afec0cf099530da5cdd50b782e15775f65daf78f98666a0ba7a69.exe 5000 415d5f8f357afec0cf099530da5cdd50b782e15775f65daf78f98666a0ba7a69.exe 5000 415d5f8f357afec0cf099530da5cdd50b782e15775f65daf78f98666a0ba7a69.exe 5000 415d5f8f357afec0cf099530da5cdd50b782e15775f65daf78f98666a0ba7a69.exe 5000 415d5f8f357afec0cf099530da5cdd50b782e15775f65daf78f98666a0ba7a69.exe 5000 415d5f8f357afec0cf099530da5cdd50b782e15775f65daf78f98666a0ba7a69.exe 5000 415d5f8f357afec0cf099530da5cdd50b782e15775f65daf78f98666a0ba7a69.exe 5000 415d5f8f357afec0cf099530da5cdd50b782e15775f65daf78f98666a0ba7a69.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 5000 415d5f8f357afec0cf099530da5cdd50b782e15775f65daf78f98666a0ba7a69.exe Token: SeTcbPrivilege 5000 415d5f8f357afec0cf099530da5cdd50b782e15775f65daf78f98666a0ba7a69.exe Token: SeDebugPrivilege 1436 f59d0ff8 Token: SeTcbPrivilege 1436 f59d0ff8
Processes
-
C:\Users\Admin\AppData\Local\Temp\415d5f8f357afec0cf099530da5cdd50b782e15775f65daf78f98666a0ba7a69.exe"C:\Users\Admin\AppData\Local\Temp\415d5f8f357afec0cf099530da5cdd50b782e15775f65daf78f98666a0ba7a69.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:5000
-
C:\Windows\Syswow64\f59d0ff8C:\Windows\Syswow64\f59d0ff81⤵
- 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:1436
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\f59d0ff8
- Size 761KB
- SHA256 9f60670ba1bc38b97e13df1a6bd9bfad0f83b30691a7b286a24ee6282613a0d6
- MD5 a200e82927bab5dddb759e038188d7ef
- SHA1 7407319fcb37810ac9778bcc51be471e889dc467
- SHA512 9d6e45e4da49c400caf2d3572f500776add1cef30b6659bbd1b1ec5862e07f37f193f6b0ea245d2af5af7732845d4ded51247984537218ccb7be9db3a16954f4
- SSDEEP 12288:1SvO2x9mONvKRwLSFtsOkxHya5hYIW0p98B:0vO2xJKRw2kOkxSkW298B
- TLSH T1A4F49E35A2808036C0B34532C6F94AABF9797D35631565CBA3843B662F737D2BA3570E
- MD5 SHA1 SHA512 SSDEEP TLSH