Analysis
- max time kernel
149s - max time network
150s - platform
windows10-2004_x64 - resource
win10v2004-20260130-en - resource tags
arch:x64arch:x86image:win10v2004-20260130-enlocale:en-usos:windows10-2004-x64systemwindows - submitted
18/04/2026, 16:07
Behavioral task
behavioral1
Sample
37bb9370217a1e0cb2f7a863185a17444ad61fdce667fae2be4226990daf5a2e.exe
Resource
win10v2004-20260130-en
windows10-2004-x64
10 signatures
150 seconds
Behavioral task
behavioral2
Sample
37bb9370217a1e0cb2f7a863185a17444ad61fdce667fae2be4226990daf5a2e.exe
Resource
win11-20260130-en
windows11-21h2-x64
10 signatures
150 seconds
General
- Target 37bb9370217a1e0cb2f7a863185a17444ad61fdce667fae2be4226990daf5a2e.exe
- Size 560KB
- Sample260418-tkr3macw4v
- SHA256 37bb9370217a1e0cb2f7a863185a17444ad61fdce667fae2be4226990daf5a2e
- MD5 824688d7ebd2465a2729543e35fe7f13
- SHA1 5900cbf468d74f10094977a46bd9926aa16eef11
- SHA512 9e772e69e77cd0eb29e0f3464edaab600017fbcf8f918eb9fc2d86a19d4830b5dc91c31394e77231d0b1dd2df52948dac6b9a375393d221eb18aab32a6e263fc
- SSDEEP 6144:3WVrC1c2oonALgPLj7vf1LKlyIFVirGcEOkCybEaQRuy8K:3kCO2zVPX7vf1LKlIsOkxHy
- TLSH T11FC47C29B690D076C4779574C4A197AAFAB1B432372449CFB3D00B5A1F237E2BA7530E
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
7/10
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 4752 c2ee17ea - 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 3 114.114.114.114 4660 37bb9370217a1e0cb2f7a863185a17444ad61fdce667fae2be4226990daf5a2e.exe Destination IP 4 223.5.5.5 4660 37bb9370217a1e0cb2f7a863185a17444ad61fdce667fae2be4226990daf5a2e.exe Destination IP 24 114.114.114.114 4660 37bb9370217a1e0cb2f7a863185a17444ad61fdce667fae2be4226990daf5a2e.exe Destination IP 25 223.5.5.5 4660 37bb9370217a1e0cb2f7a863185a17444ad61fdce667fae2be4226990daf5a2e.exe - Drops file in System32 directory 17 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies c2ee17ea File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 c2ee17ea File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content c2ee17ea File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 c2ee17ea File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\AAD646CB44373074ADE741C38400E7E1 c2ee17ea File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\3EC845F33427F1C99AF855BE8930371C c2ee17ea File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE c2ee17ea File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache c2ee17ea File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\AAD646CB44373074ADE741C38400E7E1 c2ee17ea File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 c2ee17ea File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 c2ee17ea File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 c2ee17ea File created C:\Windows\SysWOW64\c2ee17ea 37bb9370217a1e0cb2f7a863185a17444ad61fdce667fae2be4226990daf5a2e.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 c2ee17ea File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft c2ee17ea File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData c2ee17ea File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\3EC845F33427F1C99AF855BE8930371C c2ee17ea -
resource yara_rule behavioral1/memory/4660-0-0x0000000000650000-0x00000000006DC000-memory.dmp upx behavioral1/files/0x000c000000023759-2.dat upx behavioral1/memory/4752-4-0x0000000000AE0000-0x0000000000B6C000-memory.dmp upx behavioral1/memory/4660-12-0x0000000000650000-0x00000000006DC000-memory.dmp upx behavioral1/memory/4752-13-0x0000000000AE0000-0x0000000000B6C000-memory.dmp upx behavioral1/memory/4752-36-0x0000000000AE0000-0x0000000000B6C000-memory.dmp upx - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\515b20 c2ee17ea File opened for modification C:\Windows\4fc7e8 37bb9370217a1e0cb2f7a863185a17444ad61fdce667fae2be4226990daf5a2e.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 37bb9370217a1e0cb2f7a863185a17444ad61fdce667fae2be4226990daf5a2e.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language c2ee17ea - 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" c2ee17ea Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing c2ee17ea Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix c2ee17ea Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" c2ee17ea Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" c2ee17ea Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ c2ee17ea Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" c2ee17ea Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" c2ee17ea Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" c2ee17ea - Modifies system certificate store 2 TTPs 2 IoCs
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\1F24C630CDA418EF2069FFAD4FDD5F463A1B69AA c2ee17ea Set value (data) \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\1F24C630CDA418EF2069FFAD4FDD5F463A1B69AA\Blob = 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 c2ee17ea - Suspicious behavior: EnumeratesProcesses 18 IoCs
pid Process 4752 c2ee17ea 4752 c2ee17ea 4752 c2ee17ea 4752 c2ee17ea 4752 c2ee17ea 4752 c2ee17ea 4752 c2ee17ea 4752 c2ee17ea 4752 c2ee17ea 4752 c2ee17ea 4752 c2ee17ea 4752 c2ee17ea 4660 37bb9370217a1e0cb2f7a863185a17444ad61fdce667fae2be4226990daf5a2e.exe 4660 37bb9370217a1e0cb2f7a863185a17444ad61fdce667fae2be4226990daf5a2e.exe 4660 37bb9370217a1e0cb2f7a863185a17444ad61fdce667fae2be4226990daf5a2e.exe 4660 37bb9370217a1e0cb2f7a863185a17444ad61fdce667fae2be4226990daf5a2e.exe 4660 37bb9370217a1e0cb2f7a863185a17444ad61fdce667fae2be4226990daf5a2e.exe 4660 37bb9370217a1e0cb2f7a863185a17444ad61fdce667fae2be4226990daf5a2e.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 4660 37bb9370217a1e0cb2f7a863185a17444ad61fdce667fae2be4226990daf5a2e.exe Token: SeTcbPrivilege 4660 37bb9370217a1e0cb2f7a863185a17444ad61fdce667fae2be4226990daf5a2e.exe Token: SeDebugPrivilege 4752 c2ee17ea Token: SeTcbPrivilege 4752 c2ee17ea
Processes
-
C:\Users\Admin\AppData\Local\Temp\37bb9370217a1e0cb2f7a863185a17444ad61fdce667fae2be4226990daf5a2e.exe"C:\Users\Admin\AppData\Local\Temp\37bb9370217a1e0cb2f7a863185a17444ad61fdce667fae2be4226990daf5a2e.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:4660
-
C:\Windows\Syswow64\c2ee17eaC:\Windows\Syswow64\c2ee17ea1⤵
- Executes dropped EXE
- Drops file in System32 directory
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Modifies data under HKEY_USERS
- Modifies system certificate store
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4752
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\c2ee17ea
- Size 560KB
- SHA256 72f7701e5af57af7aba3e46c82037eabda932ca23e947f8c327a9a8b7c3f921b
- MD5 fade797e9a5df922ec385a2a4336b8fc
- SHA1 7b0eff80d1c07c9fb667a3c0ff1bae25f4e54fa3
- SHA512 ac0d11bb728a9f14d4478756f8f1c10d227ac4559c396a0c720543e946de1e01901754e5abdaffb5fb2411b409a890a9e0fd8383899731331dce04338cfe0b7d
- SSDEEP 6144:lWVrC1c2oonALgPLj7vf1LKlyIFVirGcEOkCybEaQRuy8K:lkCO2zVPX7vf1LKlIsOkxHy
- TLSH T163C47C29B690D076C4779574C4A187AAFAB1B432372449CFB3D00B5A1F237E2BA7530E
- MD5 SHA1 SHA512 SSDEEP TLSH