Analysis
- max time kernel
149s - max time network
149s - platform
windows11-21h2_x64 - resource
win11-20260513-en - resource tags
arch:x64arch:x86image:win11-20260513-enlocale:en-usos:windows11-21h2-x64systemwindows - submitted
27/05/2026, 14:02
Behavioral task
behavioral1
Sample
8ccd2bd48c3204405db0522eac3a4758a87a41033b5438e9fcb3430a21e63dc1.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
9 signatures
150 seconds
General
- Target 8ccd2bd48c3204405db0522eac3a4758a87a41033b5438e9fcb3430a21e63dc1.exe
- Size 525KB
- Sample260527-rb72daft9l
- SHA256 8ccd2bd48c3204405db0522eac3a4758a87a41033b5438e9fcb3430a21e63dc1
- MD5 11f5dd5d54a3cebedc369b44ecd2bfad
- SHA1 4d95e169409f7072e94e6433022ace0a4fd37e82
- SHA512 952216728743f066b1a821083599f9b726323e03f1992c0d47571cc537199f417493d4bae72d4deeb849fa4705422987a10a01ea06f29e3fc3a94c8191ac707c
- SSDEEP 6144:mcTgav1cdCTuoPbgwmOLJvKRwLSFXdFwirGcEOkCybEaQRXr9HNdvOa+y8K:mSvO2x9mONvKRwLSFtsOkx2LIa+y
- TLSH T144B47D2AB6A0D076C4779579C4A257BAFBB1742137204ACFA390475A1F237E2BE3530D
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 3444 7db8226f - 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 2256 8ccd2bd48c3204405db0522eac3a4758a87a41033b5438e9fcb3430a21e63dc1.exe Destination IP 2 223.5.5.5 2256 8ccd2bd48c3204405db0522eac3a4758a87a41033b5438e9fcb3430a21e63dc1.exe Destination IP 10 114.114.114.114 2256 8ccd2bd48c3204405db0522eac3a4758a87a41033b5438e9fcb3430a21e63dc1.exe Destination IP 11 223.5.5.5 2256 8ccd2bd48c3204405db0522eac3a4758a87a41033b5438e9fcb3430a21e63dc1.exe - Drops file in System32 directory 15 IoCs
description ioc Process File created C:\Windows\SysWOW64\7db8226f 8ccd2bd48c3204405db0522eac3a4758a87a41033b5438e9fcb3430a21e63dc1.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 7db8226f File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 7db8226f File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE 7db8226f File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft 7db8226f File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData 7db8226f File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 7db8226f File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 7db8226f File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 7db8226f File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 7db8226f File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content 7db8226f File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 7db8226f File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies 7db8226f File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache 7db8226f File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 7db8226f -
resource yara_rule behavioral2/memory/2256-0-0x0000000000590000-0x000000000061C000-memory.dmp upx behavioral2/memory/3444-4-0x0000000000AE0000-0x0000000000B6C000-memory.dmp upx behavioral2/files/0x00120000000270d8-3.dat upx behavioral2/memory/2256-18-0x0000000000590000-0x000000000061C000-memory.dmp upx behavioral2/memory/3444-19-0x0000000000AE0000-0x0000000000B6C000-memory.dmp upx behavioral2/memory/3444-24-0x0000000000AE0000-0x0000000000B6C000-memory.dmp upx - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\3af668 7db8226f File opened for modification C:\Windows\269fa0 8ccd2bd48c3204405db0522eac3a4758a87a41033b5438e9fcb3430a21e63dc1.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 8ccd2bd48c3204405db0522eac3a4758a87a41033b5438e9fcb3430a21e63dc1.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 7db8226f - 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" 7db8226f Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing 7db8226f Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix 7db8226f Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" 7db8226f Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ 7db8226f Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" 7db8226f Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" 7db8226f Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" 7db8226f Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" 7db8226f - Suspicious behavior: EnumeratesProcesses 14 IoCs
pid Process 3444 7db8226f 3444 7db8226f 3444 7db8226f 3444 7db8226f 3444 7db8226f 3444 7db8226f 3444 7db8226f 3444 7db8226f 2256 8ccd2bd48c3204405db0522eac3a4758a87a41033b5438e9fcb3430a21e63dc1.exe 2256 8ccd2bd48c3204405db0522eac3a4758a87a41033b5438e9fcb3430a21e63dc1.exe 2256 8ccd2bd48c3204405db0522eac3a4758a87a41033b5438e9fcb3430a21e63dc1.exe 2256 8ccd2bd48c3204405db0522eac3a4758a87a41033b5438e9fcb3430a21e63dc1.exe 2256 8ccd2bd48c3204405db0522eac3a4758a87a41033b5438e9fcb3430a21e63dc1.exe 2256 8ccd2bd48c3204405db0522eac3a4758a87a41033b5438e9fcb3430a21e63dc1.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 2256 8ccd2bd48c3204405db0522eac3a4758a87a41033b5438e9fcb3430a21e63dc1.exe Token: SeTcbPrivilege 2256 8ccd2bd48c3204405db0522eac3a4758a87a41033b5438e9fcb3430a21e63dc1.exe Token: SeDebugPrivilege 3444 7db8226f Token: SeTcbPrivilege 3444 7db8226f
Processes
-
C:\Users\Admin\AppData\Local\Temp\8ccd2bd48c3204405db0522eac3a4758a87a41033b5438e9fcb3430a21e63dc1.exe"C:\Users\Admin\AppData\Local\Temp\8ccd2bd48c3204405db0522eac3a4758a87a41033b5438e9fcb3430a21e63dc1.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:2256
-
C:\Windows\Syswow64\7db8226fC:\Windows\Syswow64\7db8226f1⤵
- 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:3444
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
Loading Replay Monitor...
Downloads
- Path C:\Windows\SysWOW64\7db8226f
- Size 525KB
- SHA256 804ba57cbe0e6a4c1627dff2c6cc48195cbc55dac36d4dacce41468a55a13b32
- MD5 0733b4d4db1b8ee626e405b89ea72e12
- SHA1 573defadb37426cfd82d89a038df1c56b1a0d454
- SHA512 b02cceb67d0089b2bfe4649872d01cd13cb324f36dde50f2616752e6aa513bd6efae4de63febe4e1a90ec43c9154cb4462b09e90372dc0c86b52080c33e92f11
- SSDEEP 6144:tcTgav1cdCTuoPbgwmOLJvKRwLSFXdFwirGcEOkCybEaQRXr9HNdvOa+y8K:tSvO2x9mONvKRwLSFtsOkx2LIa+y
- TLSH T1E3B47D2AB6A0D076C4779579C4A257BAFBB1742137204ACFA390475A1F237E2BE3530D
- MD5 SHA1 SHA512 SSDEEP TLSH