Analysis
- max time kernel
149s - max time network
149s - platform
windows11-21h2_x64 - resource
win11-20260130-en - resource tags
arch:x64arch:x86image:win11-20260130-enlocale:en-usos:windows11-21h2-x64systemwindows - submitted
30/04/2026, 19:08
Behavioral task
behavioral1
Sample
59b61219583f824dcd829c45b68b61781f4f08219d9422d8d3f3d577c97b5ffe.exe
Resource
win10v2004-20260130-en
windows10-2004-x64
9 signatures
150 seconds
General
- Target 59b61219583f824dcd829c45b68b61781f4f08219d9422d8d3f3d577c97b5ffe.exe
- Size 640KB
- Sample260430-xtmfaads5q
- SHA256 59b61219583f824dcd829c45b68b61781f4f08219d9422d8d3f3d577c97b5ffe
- MD5 cc4eb82d65f9aa83f88ee1ee2b70ae00
- SHA1 5b968e4e60b3f8f1337875b8ad3d261170996f64
- SHA512 9494066b85ab21310e11bf594a6e78c4a2b7a24b1f034a45e638c2938e2eefab77cbc3693bc4f2a2933fe9e47d7534662b97e10c78efb35cda0d0bf842718310
- SSDEEP 6144:wcTgav1cdCTuoPbgwmOLJvKRwLSFXdFwirGcEOkCybEaQRuy8KU5Rc:wSvO2x9mONvKRwLSFtsOkxHya5+
- TLSH T145D45B35A6808036C0B74631C6F64BAAF9B5BC25631195CFA384376A1F737D2BA3570E
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 5072 6cec6f50 - 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 4988 59b61219583f824dcd829c45b68b61781f4f08219d9422d8d3f3d577c97b5ffe.exe Destination IP 2 223.5.5.5 4988 59b61219583f824dcd829c45b68b61781f4f08219d9422d8d3f3d577c97b5ffe.exe Destination IP 10 114.114.114.114 4988 59b61219583f824dcd829c45b68b61781f4f08219d9422d8d3f3d577c97b5ffe.exe Destination IP 11 223.5.5.5 4988 59b61219583f824dcd829c45b68b61781f4f08219d9422d8d3f3d577c97b5ffe.exe - Drops file in System32 directory 15 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 6cec6f50 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache 6cec6f50 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 6cec6f50 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft 6cec6f50 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 6cec6f50 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 6cec6f50 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies 6cec6f50 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content 6cec6f50 File created C:\Windows\SysWOW64\6cec6f50 59b61219583f824dcd829c45b68b61781f4f08219d9422d8d3f3d577c97b5ffe.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData 6cec6f50 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 6cec6f50 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 6cec6f50 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 6cec6f50 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 6cec6f50 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE 6cec6f50 -
resource yara_rule behavioral2/memory/4988-0-0x0000000000D50000-0x0000000000DDC000-memory.dmp upx behavioral2/files/0x001500000002a10a-2.dat upx behavioral2/memory/5072-3-0x0000000000A60000-0x0000000000AEC000-memory.dmp upx behavioral2/memory/4988-18-0x0000000000D50000-0x0000000000DDC000-memory.dmp upx behavioral2/memory/5072-20-0x0000000000A60000-0x0000000000AEC000-memory.dmp upx behavioral2/memory/5072-34-0x0000000000A60000-0x0000000000AEC000-memory.dmp upx - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\56d5a0 6cec6f50 File opened for modification C:\Windows\556578 59b61219583f824dcd829c45b68b61781f4f08219d9422d8d3f3d577c97b5ffe.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 59b61219583f824dcd829c45b68b61781f4f08219d9422d8d3f3d577c97b5ffe.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 6cec6f50 - Modifies data under HKEY_USERS 9 IoCs
description ioc Process Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ 6cec6f50 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" 6cec6f50 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing 6cec6f50 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" 6cec6f50 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" 6cec6f50 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" 6cec6f50 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" 6cec6f50 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix 6cec6f50 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" 6cec6f50 - Suspicious behavior: EnumeratesProcesses 14 IoCs
pid Process 5072 6cec6f50 5072 6cec6f50 5072 6cec6f50 5072 6cec6f50 5072 6cec6f50 5072 6cec6f50 5072 6cec6f50 5072 6cec6f50 4988 59b61219583f824dcd829c45b68b61781f4f08219d9422d8d3f3d577c97b5ffe.exe 4988 59b61219583f824dcd829c45b68b61781f4f08219d9422d8d3f3d577c97b5ffe.exe 4988 59b61219583f824dcd829c45b68b61781f4f08219d9422d8d3f3d577c97b5ffe.exe 4988 59b61219583f824dcd829c45b68b61781f4f08219d9422d8d3f3d577c97b5ffe.exe 4988 59b61219583f824dcd829c45b68b61781f4f08219d9422d8d3f3d577c97b5ffe.exe 4988 59b61219583f824dcd829c45b68b61781f4f08219d9422d8d3f3d577c97b5ffe.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 4988 59b61219583f824dcd829c45b68b61781f4f08219d9422d8d3f3d577c97b5ffe.exe Token: SeTcbPrivilege 4988 59b61219583f824dcd829c45b68b61781f4f08219d9422d8d3f3d577c97b5ffe.exe Token: SeDebugPrivilege 5072 6cec6f50 Token: SeTcbPrivilege 5072 6cec6f50
Processes
-
C:\Users\Admin\AppData\Local\Temp\59b61219583f824dcd829c45b68b61781f4f08219d9422d8d3f3d577c97b5ffe.exe"C:\Users\Admin\AppData\Local\Temp\59b61219583f824dcd829c45b68b61781f4f08219d9422d8d3f3d577c97b5ffe.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:4988
-
C:\Windows\Syswow64\6cec6f50C:\Windows\Syswow64\6cec6f501⤵
- 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:5072
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\6cec6f50
- Size 640KB
- SHA256 b7499be9af809b24639ef20b29cdbed5898e612771d217daa5b89877033f8324
- MD5 9afd13ace37719aa1608e1cd8987ad88
- SHA1 6262a8301a3a2eca816418c221a75ace457abeeb
- SHA512 ad92410db7f38ff96bedd8b161026aab6cc59152f391b18e298713b106500eddb673b450ae79df018cd8d82ae3f9c63220a36de097dc521d0ac9667b54dbf6f3
- SSDEEP 6144:ccTgav1cdCTuoPbgwmOLJvKRwLSFXdFwirGcEOkCybEaQRuy8KU5Rc:cSvO2x9mONvKRwLSFtsOkxHya5+
- TLSH T14CD45B35A6808036C0B74631C6F64BAAF9B5BC25631195CFA384376A1F737D2BA3570E
- MD5 SHA1 SHA512 SSDEEP TLSH