Analysis
- max time kernel
149s - max time network
152s - platform
windows10-2004_x64 - resource
win10v2004-20260513-en - resource tags
arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows - submitted
06/07/2026, 19:46
Behavioral task
behavioral1
Sample
c2f889abfb91daf4b8b884b85f96da99445a337754836fff42b0666656907efd.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
9 signatures
150 seconds
General
- Target c2f889abfb91daf4b8b884b85f96da99445a337754836fff42b0666656907efd.exe
- Size 761KB
- Sample260706-yg5xjacw7t
- SHA256 c2f889abfb91daf4b8b884b85f96da99445a337754836fff42b0666656907efd
- MD5 0362a23a4e03722144b28ab5ef717f60
- SHA1 758cefdc3d03b4e368cb26fe95dcfd57ec16e6c3
- SHA512 7b27d069c160f9c9ec2958d546ea33a8382ffee87a9a11ac5bab4cb322065f3d9f53c10e429deb3520d87d4f772639ebabd8c5f13436379c93e1e2418de0c838
- SSDEEP 12288:WSvO2x9mONvKRwLSFtsOkxHya5hYIW0p98B:VvO2xJKRw2kOkxSkW298B
- TLSH T163F49E35A2808036C0B34532C6F94AABF9797D35631565CBA3843B662F737D2BA3570E
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 820 6714a420 - 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 5060 c2f889abfb91daf4b8b884b85f96da99445a337754836fff42b0666656907efd.exe Destination IP 4 223.5.5.5 5060 c2f889abfb91daf4b8b884b85f96da99445a337754836fff42b0666656907efd.exe Destination IP 26 114.114.114.114 5060 c2f889abfb91daf4b8b884b85f96da99445a337754836fff42b0666656907efd.exe Destination IP 27 223.5.5.5 5060 c2f889abfb91daf4b8b884b85f96da99445a337754836fff42b0666656907efd.exe - Drops file in System32 directory 13 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 6714a420 File created C:\Windows\SysWOW64\6714a420 c2f889abfb91daf4b8b884b85f96da99445a337754836fff42b0666656907efd.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies 6714a420 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft 6714a420 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache 6714a420 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content 6714a420 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 6714a420 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 6714a420 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 6714a420 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE 6714a420 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 6714a420 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData 6714a420 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 6714a420 -
resource yara_rule behavioral1/memory/5060-0-0x0000000000F80000-0x000000000100C000-memory.dmp upx behavioral1/files/0x0014000000024158-2.dat upx behavioral1/memory/820-3-0x0000000000890000-0x000000000091C000-memory.dmp upx behavioral1/memory/5060-10-0x0000000000F80000-0x000000000100C000-memory.dmp upx behavioral1/memory/820-11-0x0000000000890000-0x000000000091C000-memory.dmp upx behavioral1/memory/820-28-0x0000000000890000-0x000000000091C000-memory.dmp upx - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\e09e8 6714a420 File opened for modification C:\Windows\56a108 c2f889abfb91daf4b8b884b85f96da99445a337754836fff42b0666656907efd.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 6714a420 Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language c2f889abfb91daf4b8b884b85f96da99445a337754836fff42b0666656907efd.exe - Modifies data under HKEY_USERS 9 IoCs
description ioc Process Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" 6714a420 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" 6714a420 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing 6714a420 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" 6714a420 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ 6714a420 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" 6714a420 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix 6714a420 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" 6714a420 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" 6714a420 - Suspicious behavior: EnumeratesProcesses 14 IoCs
pid Process 820 6714a420 820 6714a420 820 6714a420 820 6714a420 820 6714a420 820 6714a420 820 6714a420 820 6714a420 5060 c2f889abfb91daf4b8b884b85f96da99445a337754836fff42b0666656907efd.exe 5060 c2f889abfb91daf4b8b884b85f96da99445a337754836fff42b0666656907efd.exe 5060 c2f889abfb91daf4b8b884b85f96da99445a337754836fff42b0666656907efd.exe 5060 c2f889abfb91daf4b8b884b85f96da99445a337754836fff42b0666656907efd.exe 5060 c2f889abfb91daf4b8b884b85f96da99445a337754836fff42b0666656907efd.exe 5060 c2f889abfb91daf4b8b884b85f96da99445a337754836fff42b0666656907efd.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 5060 c2f889abfb91daf4b8b884b85f96da99445a337754836fff42b0666656907efd.exe Token: SeTcbPrivilege 5060 c2f889abfb91daf4b8b884b85f96da99445a337754836fff42b0666656907efd.exe Token: SeDebugPrivilege 820 6714a420 Token: SeTcbPrivilege 820 6714a420
Processes
-
C:\Users\Admin\AppData\Local\Temp\c2f889abfb91daf4b8b884b85f96da99445a337754836fff42b0666656907efd.exe"C:\Users\Admin\AppData\Local\Temp\c2f889abfb91daf4b8b884b85f96da99445a337754836fff42b0666656907efd.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:5060
-
C:\Windows\Syswow64\6714a420C:\Windows\Syswow64\6714a4201⤵
- 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:820
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\6714a420
- Size 761KB
- SHA256 8a289196f547d56e1ce066faf9b5362f3683c0e4360fe58519f55763e706c2c6
- MD5 bcbcaf0f6b104c212023dc8bd592e1e0
- SHA1 21bee5b1cd362d8cfba9c0e560567f2ccb7060cf
- SHA512 1540c50337bf04549ede2302fbe54210065b6bbaddf241c10e512862ab007d180faa3b19c8b3d97873393980de9121758ecbd0ac34bafc740f907eef6a85cdb2
- SSDEEP 12288:ySvO2x9mONvKRwLSFtsOkxHya5hYIW0p98B:ZvO2xJKRw2kOkxSkW298B
- TLSH T155F49E35A2808036C0B34532C6F94AABF9797D35631565CBA3843B662F737D2BA3570E
- MD5 SHA1 SHA512 SSDEEP TLSH