Analysis
- max time kernel
150s - max time network
155s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
18/07/2026, 21:28
Behavioral task
behavioral1
Sample
1cdc3d079a01a7fae12268a1a1552251df5b04afbf3ef5f0ebfbd5f5ac5fcbfb.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
9 signatures
150 seconds
General
- Target 1cdc3d079a01a7fae12268a1a1552251df5b04afbf3ef5f0ebfbd5f5ac5fcbfb.exe
- Size 576KB
- Sample260718-1ba63sds7k
- SHA256 1cdc3d079a01a7fae12268a1a1552251df5b04afbf3ef5f0ebfbd5f5ac5fcbfb
- MD5 b557413365c284c72bb366e52f660bf2
- SHA1 c8879fc7a2f5dc41f62ea77209291749700f221b
- SHA512 eeca6501fe715d89d8e29340291102f22a1cc037f5da19ded02a5d2a0b275f8e9b6c823b549c9b3aff4ca169b20c07e26c354485626310e2e2aff0000b7a1290
- SSDEEP 6144:WcTgav1cdCTuoPbgwmOLJvKRwLSFXdFwirGcEOkCybEaQRXr9HNdvOa+y8K/:WSvO2x9mONvKRwLSFtsOkx2LIa+yx
- TLSH T136C46D26B6908072C4779578C4A257AAFBB1BC2127204ACFA390775A1F737D2BE3570D
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 6060 80304aec - 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 24 114.114.114.114 5604 1cdc3d079a01a7fae12268a1a1552251df5b04afbf3ef5f0ebfbd5f5ac5fcbfb.exe Destination IP 25 223.5.5.5 5604 1cdc3d079a01a7fae12268a1a1552251df5b04afbf3ef5f0ebfbd5f5ac5fcbfb.exe Destination IP 3 114.114.114.114 5604 1cdc3d079a01a7fae12268a1a1552251df5b04afbf3ef5f0ebfbd5f5ac5fcbfb.exe Destination IP 5 223.5.5.5 5604 1cdc3d079a01a7fae12268a1a1552251df5b04afbf3ef5f0ebfbd5f5ac5fcbfb.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 80304aec File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content 80304aec File created C:\Windows\SysWOW64\80304aec 1cdc3d079a01a7fae12268a1a1552251df5b04afbf3ef5f0ebfbd5f5ac5fcbfb.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies 80304aec File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft 80304aec File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache 80304aec File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 80304aec File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\3EC845F33427F1C99AF855BE8930371C 80304aec File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 80304aec File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 80304aec File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 80304aec File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 80304aec File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\3EC845F33427F1C99AF855BE8930371C 80304aec File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 80304aec File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE 80304aec -
resource yara_rule behavioral2/memory/5604-0-0x0000000000710000-0x000000000079C000-memory.dmp upx behavioral2/files/0x000f00000001b1c8-2.dat upx behavioral2/memory/6060-3-0x0000000000900000-0x000000000098C000-memory.dmp upx behavioral2/memory/5604-13-0x0000000000710000-0x000000000079C000-memory.dmp upx behavioral2/memory/6060-14-0x0000000000900000-0x000000000098C000-memory.dmp upx behavioral2/memory/6060-33-0x0000000000900000-0x000000000098C000-memory.dmp upx - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\67bfd8 80304aec File opened for modification C:\Windows\5ff148 1cdc3d079a01a7fae12268a1a1552251df5b04afbf3ef5f0ebfbd5f5ac5fcbfb.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 1cdc3d079a01a7fae12268a1a1552251df5b04afbf3ef5f0ebfbd5f5ac5fcbfb.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 80304aec - 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" 80304aec Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" 80304aec Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing 80304aec Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix 80304aec Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" 80304aec Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" 80304aec Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" 80304aec Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" 80304aec Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ 80304aec - Suspicious behavior: EnumeratesProcesses 22 IoCs
pid Process 6060 80304aec 6060 80304aec 6060 80304aec 6060 80304aec 6060 80304aec 6060 80304aec 6060 80304aec 6060 80304aec 5604 1cdc3d079a01a7fae12268a1a1552251df5b04afbf3ef5f0ebfbd5f5ac5fcbfb.exe 5604 1cdc3d079a01a7fae12268a1a1552251df5b04afbf3ef5f0ebfbd5f5ac5fcbfb.exe 5604 1cdc3d079a01a7fae12268a1a1552251df5b04afbf3ef5f0ebfbd5f5ac5fcbfb.exe 5604 1cdc3d079a01a7fae12268a1a1552251df5b04afbf3ef5f0ebfbd5f5ac5fcbfb.exe 5604 1cdc3d079a01a7fae12268a1a1552251df5b04afbf3ef5f0ebfbd5f5ac5fcbfb.exe 5604 1cdc3d079a01a7fae12268a1a1552251df5b04afbf3ef5f0ebfbd5f5ac5fcbfb.exe 5604 1cdc3d079a01a7fae12268a1a1552251df5b04afbf3ef5f0ebfbd5f5ac5fcbfb.exe 5604 1cdc3d079a01a7fae12268a1a1552251df5b04afbf3ef5f0ebfbd5f5ac5fcbfb.exe 5604 1cdc3d079a01a7fae12268a1a1552251df5b04afbf3ef5f0ebfbd5f5ac5fcbfb.exe 5604 1cdc3d079a01a7fae12268a1a1552251df5b04afbf3ef5f0ebfbd5f5ac5fcbfb.exe 5604 1cdc3d079a01a7fae12268a1a1552251df5b04afbf3ef5f0ebfbd5f5ac5fcbfb.exe 5604 1cdc3d079a01a7fae12268a1a1552251df5b04afbf3ef5f0ebfbd5f5ac5fcbfb.exe 5604 1cdc3d079a01a7fae12268a1a1552251df5b04afbf3ef5f0ebfbd5f5ac5fcbfb.exe 5604 1cdc3d079a01a7fae12268a1a1552251df5b04afbf3ef5f0ebfbd5f5ac5fcbfb.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 5604 1cdc3d079a01a7fae12268a1a1552251df5b04afbf3ef5f0ebfbd5f5ac5fcbfb.exe Token: SeTcbPrivilege 5604 1cdc3d079a01a7fae12268a1a1552251df5b04afbf3ef5f0ebfbd5f5ac5fcbfb.exe Token: SeDebugPrivilege 6060 80304aec Token: SeTcbPrivilege 6060 80304aec
Processes
-
C:\Users\Admin\AppData\Local\Temp\1cdc3d079a01a7fae12268a1a1552251df5b04afbf3ef5f0ebfbd5f5ac5fcbfb.exe"C:\Users\Admin\AppData\Local\Temp\1cdc3d079a01a7fae12268a1a1552251df5b04afbf3ef5f0ebfbd5f5ac5fcbfb.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:5604
-
C:\Windows\Syswow64\80304aecC:\Windows\Syswow64\80304aec1⤵
- 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:6060
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\80304aec
- Size 576KB
- SHA256 ca3bf2791e372e9cd733f068f737776d3b3663a0ef14acf4a907357f8b7dc2e7
- MD5 b88426a067c86c34f11d8ee14decb1aa
- SHA1 499b3c7d7adaedde2c1971b6c1f4e9844fe46159
- SHA512 cd28a82ae16ffb07c45c8af229f169d3cd26fa862d13eb92c07d01926bf72f92b2c3d5c191d6d81e472b13adcd8bcc8ecb08de044d982bce1f22822ffe1f02e9
- SSDEEP 6144:XcTgav1cdCTuoPbgwmOLJvKRwLSFXdFwirGcEOkCybEaQRXr9HNdvOa+y8K/:XSvO2x9mONvKRwLSFtsOkx2LIa+yx
- TLSH T18FC46D26B6908072C4779578C4A257AAFBB1BC2127204ACFA390775A1F737D2BE3570D
- MD5 SHA1 SHA512 SSDEEP TLSH