Analysis
- max time kernel
148s - max time network
146s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
09/07/2026, 22:29
Behavioral task
behavioral1
Sample
1a7112beb1c034ccaeef46c0ae04b3b873af928c995f776e171e5c13787bae7d.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
9 signatures
150 seconds
General
- Target 1a7112beb1c034ccaeef46c0ae04b3b873af928c995f776e171e5c13787bae7d.exe
- Size 640KB
- Sample260709-2efreaat4r
- SHA256 1a7112beb1c034ccaeef46c0ae04b3b873af928c995f776e171e5c13787bae7d
- MD5 7bde898b9634d1ee7a11776aa2f7595a
- SHA1 d1d41ef930c991b389134c5ac3cda193845dc24d
- SHA512 973ab17646df16d368c6b4886d1c49d255fdfe13aa95c41d8d1c2597a4fecdfb9f459ed538980fd216364437538a4d9db24a9d2a549fc6917a83cca8e546f0e6
- SSDEEP 6144:PcTgav1cdCTuoPbgwmOLJvKRwLSFXdFwirGcEOkCybEaQRuy8KU5Rc:PSvO2x9mONvKRwLSFtsOkxHya5+
- TLSH T1ECD45B35A6808036C0B74631C6F64BAAF9B5BC25631195CFA384376A1F737D2BA3570E
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 612 1cb663b4 - Unexpected DNS network traffic destination 12 IoCs
Network traffic to other servers than the configured DNS servers was detected on the DNS port.
description flow ioc pid Process Destination IP 118 114.114.114.114 4696 1a7112beb1c034ccaeef46c0ae04b3b873af928c995f776e171e5c13787bae7d.exe Destination IP 190 114.114.114.114 4696 1a7112beb1c034ccaeef46c0ae04b3b873af928c995f776e171e5c13787bae7d.exe Destination IP 191 223.5.5.5 4696 1a7112beb1c034ccaeef46c0ae04b3b873af928c995f776e171e5c13787bae7d.exe Destination IP 2 223.5.5.5 4696 1a7112beb1c034ccaeef46c0ae04b3b873af928c995f776e171e5c13787bae7d.exe Destination IP 58 114.114.114.114 4696 1a7112beb1c034ccaeef46c0ae04b3b873af928c995f776e171e5c13787bae7d.exe Destination IP 59 223.5.5.5 4696 1a7112beb1c034ccaeef46c0ae04b3b873af928c995f776e171e5c13787bae7d.exe Destination IP 120 223.5.5.5 4696 1a7112beb1c034ccaeef46c0ae04b3b873af928c995f776e171e5c13787bae7d.exe Destination IP 126 114.114.114.114 612 1cb663b4 Destination IP 131 223.5.5.5 4696 1a7112beb1c034ccaeef46c0ae04b3b873af928c995f776e171e5c13787bae7d.exe Destination IP 1 114.114.114.114 4696 1a7112beb1c034ccaeef46c0ae04b3b873af928c995f776e171e5c13787bae7d.exe Destination IP 34 114.114.114.114 4696 1a7112beb1c034ccaeef46c0ae04b3b873af928c995f776e171e5c13787bae7d.exe Destination IP 35 223.5.5.5 4696 1a7112beb1c034ccaeef46c0ae04b3b873af928c995f776e171e5c13787bae7d.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\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 1cb663b4 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 1cb663b4 File created C:\Windows\SysWOW64\1cb663b4 1a7112beb1c034ccaeef46c0ae04b3b873af928c995f776e171e5c13787bae7d.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 1cb663b4 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 1cb663b4 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft 1cb663b4 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData 1cb663b4 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 1cb663b4 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE 1cb663b4 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies 1cb663b4 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache 1cb663b4 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 1cb663b4 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content 1cb663b4 -
resource yara_rule behavioral2/memory/4696-0-0x0000000000700000-0x000000000078C000-memory.dmp upx behavioral2/files/0x000a000000011371-2.dat upx behavioral2/memory/612-3-0x00000000001E0000-0x000000000026C000-memory.dmp upx behavioral2/memory/4696-16-0x0000000000700000-0x000000000078C000-memory.dmp upx behavioral2/memory/612-17-0x00000000001E0000-0x000000000026C000-memory.dmp upx behavioral2/memory/612-38-0x00000000001E0000-0x000000000026C000-memory.dmp upx - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\a7a48 1cb663b4 File opened for modification C:\Windows\5065b0 1a7112beb1c034ccaeef46c0ae04b3b873af928c995f776e171e5c13787bae7d.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 1a7112beb1c034ccaeef46c0ae04b3b873af928c995f776e171e5c13787bae7d.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 1cb663b4 - Modifies data under HKEY_USERS 9 IoCs
description ioc Process Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" 1cb663b4 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" 1cb663b4 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" 1cb663b4 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix 1cb663b4 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" 1cb663b4 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" 1cb663b4 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing 1cb663b4 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" 1cb663b4 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ 1cb663b4 - Suspicious behavior: EnumeratesProcesses 22 IoCs
pid Process 612 1cb663b4 612 1cb663b4 612 1cb663b4 612 1cb663b4 612 1cb663b4 612 1cb663b4 612 1cb663b4 612 1cb663b4 4696 1a7112beb1c034ccaeef46c0ae04b3b873af928c995f776e171e5c13787bae7d.exe 4696 1a7112beb1c034ccaeef46c0ae04b3b873af928c995f776e171e5c13787bae7d.exe 4696 1a7112beb1c034ccaeef46c0ae04b3b873af928c995f776e171e5c13787bae7d.exe 4696 1a7112beb1c034ccaeef46c0ae04b3b873af928c995f776e171e5c13787bae7d.exe 4696 1a7112beb1c034ccaeef46c0ae04b3b873af928c995f776e171e5c13787bae7d.exe 4696 1a7112beb1c034ccaeef46c0ae04b3b873af928c995f776e171e5c13787bae7d.exe 4696 1a7112beb1c034ccaeef46c0ae04b3b873af928c995f776e171e5c13787bae7d.exe 4696 1a7112beb1c034ccaeef46c0ae04b3b873af928c995f776e171e5c13787bae7d.exe 4696 1a7112beb1c034ccaeef46c0ae04b3b873af928c995f776e171e5c13787bae7d.exe 4696 1a7112beb1c034ccaeef46c0ae04b3b873af928c995f776e171e5c13787bae7d.exe 4696 1a7112beb1c034ccaeef46c0ae04b3b873af928c995f776e171e5c13787bae7d.exe 4696 1a7112beb1c034ccaeef46c0ae04b3b873af928c995f776e171e5c13787bae7d.exe 4696 1a7112beb1c034ccaeef46c0ae04b3b873af928c995f776e171e5c13787bae7d.exe 4696 1a7112beb1c034ccaeef46c0ae04b3b873af928c995f776e171e5c13787bae7d.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 4696 1a7112beb1c034ccaeef46c0ae04b3b873af928c995f776e171e5c13787bae7d.exe Token: SeTcbPrivilege 4696 1a7112beb1c034ccaeef46c0ae04b3b873af928c995f776e171e5c13787bae7d.exe Token: SeDebugPrivilege 612 1cb663b4 Token: SeTcbPrivilege 612 1cb663b4
Processes
-
C:\Users\Admin\AppData\Local\Temp\1a7112beb1c034ccaeef46c0ae04b3b873af928c995f776e171e5c13787bae7d.exe"C:\Users\Admin\AppData\Local\Temp\1a7112beb1c034ccaeef46c0ae04b3b873af928c995f776e171e5c13787bae7d.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:4696
-
C:\Windows\Syswow64\1cb663b4C:\Windows\Syswow64\1cb663b41⤵
- Executes dropped EXE
- Unexpected DNS network traffic destination
- 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:612
-
C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k GPSvcGroup1⤵PID:4108
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\1cb663b4
- Size 640KB
- SHA256 555599c77b59f0c8c14c73f21fa6ceb2a39a8fb3ce6ade518615efd0eb1cf008
- MD5 d36d0e58c0063de49a04caff7b522935
- SHA1 648876ab62cb2faebf6399f8eaca07e6d0b3a4c9
- SHA512 f2ab38afe7ce5f6a59fc809a41b985e1b6abcde745f6c9adb512615acdeb45b310bd342786ee47d49bd7f5c1e6c4b955a57eb9d1bfc0610062ae906e3590817b
- SSDEEP 6144:scTgav1cdCTuoPbgwmOLJvKRwLSFXdFwirGcEOkCybEaQRuy8KU5Rc:sSvO2x9mONvKRwLSFtsOkxHya5+
- TLSH T1AFD45B35A6808036C0B74631C6F64BAAF9B5BC25631195CFA384376A1F737D2BA3570E
- MD5 SHA1 SHA512 SSDEEP TLSH