Analysis
- max time kernel
150s - max time network
152s - platform
windows10-2004_x64 - resource
win10v2004-20260130-en - resource tags
arch:x64arch:x86image:win10v2004-20260130-enlocale:en-usos:windows10-2004-x64systemwindows - submitted
21/04/2026, 00:24
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
0627857b94b7e75c36eb69a600be4d4e15f63116540fcea3b4f207f84cf02369.exe
Resource
win10v2004-20260130-en
windows10-2004-x64
9 signatures
150 seconds
Behavioral task
behavioral2
Sample
0627857b94b7e75c36eb69a600be4d4e15f63116540fcea3b4f207f84cf02369.exe
Resource
win11-20260130-en
windows11-21h2-x64
8 signatures
150 seconds
General
- Target 0627857b94b7e75c36eb69a600be4d4e15f63116540fcea3b4f207f84cf02369.exe
- Size 395KB
- Sample260421-ap75vsas6v
- SHA256 0627857b94b7e75c36eb69a600be4d4e15f63116540fcea3b4f207f84cf02369
- MD5 c635606db89c7e429a5b95af157e8aae
- SHA1 501f4c79a92e7dcee3c1581a41868ee0289cfc2d
- SHA512 4ad982c1d124d7bb546318fc8dd3732d1747bdeb55ee2a4e54613e57c613cfff98d07f61aeb232f3102e0c29822f24dbada516f2345a81611cc7db0e46bd8d95
- SSDEEP 6144:AQtK91cOo9qoiTpppLeIUfdLyO2QFicEOkCybEaQRXr9HNdvOaxy8K:A39OFaPpKIUfdLyO8Okx2LIaxy
- TLSH T170847D2AB7A0D076C4B79579C49247AAFEB1B42137204ACFA390475A1F237E2BD3570D
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
7/10
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 4876 fcb8b12d - Unexpected DNS network traffic destination 6 IoCs
Network traffic to other servers than the configured DNS servers was detected on the DNS port.
description flow ioc pid Process Destination IP 4 223.5.5.5 4736 0627857b94b7e75c36eb69a600be4d4e15f63116540fcea3b4f207f84cf02369.exe Destination IP 34 114.114.114.114 4736 0627857b94b7e75c36eb69a600be4d4e15f63116540fcea3b4f207f84cf02369.exe Destination IP 35 223.5.5.5 4736 0627857b94b7e75c36eb69a600be4d4e15f63116540fcea3b4f207f84cf02369.exe Destination IP 99 114.114.114.114 4736 0627857b94b7e75c36eb69a600be4d4e15f63116540fcea3b4f207f84cf02369.exe Destination IP 100 223.5.5.5 4736 0627857b94b7e75c36eb69a600be4d4e15f63116540fcea3b4f207f84cf02369.exe Destination IP 3 114.114.114.114 4736 0627857b94b7e75c36eb69a600be4d4e15f63116540fcea3b4f207f84cf02369.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\AAD646CB44373074ADE741C38400E7E1 fcb8b12d File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content fcb8b12d File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 fcb8b12d File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 fcb8b12d File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 fcb8b12d File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 fcb8b12d File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData fcb8b12d File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 fcb8b12d File created C:\Windows\SysWOW64\fcb8b12d 0627857b94b7e75c36eb69a600be4d4e15f63116540fcea3b4f207f84cf02369.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 fcb8b12d File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE fcb8b12d File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies fcb8b12d File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache fcb8b12d File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\AAD646CB44373074ADE741C38400E7E1 fcb8b12d File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft fcb8b12d - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\537a98 fcb8b12d File opened for modification C:\Windows\511500 0627857b94b7e75c36eb69a600be4d4e15f63116540fcea3b4f207f84cf02369.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 0627857b94b7e75c36eb69a600be4d4e15f63116540fcea3b4f207f84cf02369.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language fcb8b12d - 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" fcb8b12d Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" fcb8b12d Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" fcb8b12d Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" fcb8b12d Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix fcb8b12d Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" fcb8b12d Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing fcb8b12d Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" fcb8b12d Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ fcb8b12d - Modifies system certificate store 2 TTPs 2 IoCs
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\1F24C630CDA418EF2069FFAD4FDD5F463A1B69AA fcb8b12d Set value (data) \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\1F24C630CDA418EF2069FFAD4FDD5F463A1B69AA\Blob = 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 fcb8b12d - Suspicious behavior: EnumeratesProcesses 18 IoCs
pid Process 4876 fcb8b12d 4876 fcb8b12d 4876 fcb8b12d 4876 fcb8b12d 4876 fcb8b12d 4876 fcb8b12d 4876 fcb8b12d 4876 fcb8b12d 4876 fcb8b12d 4876 fcb8b12d 4876 fcb8b12d 4876 fcb8b12d 4736 0627857b94b7e75c36eb69a600be4d4e15f63116540fcea3b4f207f84cf02369.exe 4736 0627857b94b7e75c36eb69a600be4d4e15f63116540fcea3b4f207f84cf02369.exe 4736 0627857b94b7e75c36eb69a600be4d4e15f63116540fcea3b4f207f84cf02369.exe 4736 0627857b94b7e75c36eb69a600be4d4e15f63116540fcea3b4f207f84cf02369.exe 4736 0627857b94b7e75c36eb69a600be4d4e15f63116540fcea3b4f207f84cf02369.exe 4736 0627857b94b7e75c36eb69a600be4d4e15f63116540fcea3b4f207f84cf02369.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 4736 0627857b94b7e75c36eb69a600be4d4e15f63116540fcea3b4f207f84cf02369.exe Token: SeTcbPrivilege 4736 0627857b94b7e75c36eb69a600be4d4e15f63116540fcea3b4f207f84cf02369.exe Token: SeDebugPrivilege 4876 fcb8b12d Token: SeTcbPrivilege 4876 fcb8b12d
Processes
-
C:\Users\Admin\AppData\Local\Temp\0627857b94b7e75c36eb69a600be4d4e15f63116540fcea3b4f207f84cf02369.exe"C:\Users\Admin\AppData\Local\Temp\0627857b94b7e75c36eb69a600be4d4e15f63116540fcea3b4f207f84cf02369.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:4736
-
C:\Windows\Syswow64\fcb8b12dC:\Windows\Syswow64\fcb8b12d1⤵
- 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:4876
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\fcb8b12d
- Size 395KB
- SHA256 94e058f69e15fb806813b46ea98ec91ad41562a9862f87c1a3d2353a02e1e93f
- MD5 159d9a471f932bbc2690c4c8e03ad8d2
- SHA1 8f14781eceed6b648dec5318660c900dba18bf19
- SHA512 61c54426c23b2b3d4651c3f56b9461d438401a7077a88a2a19c83b34b18402cb87baaa8f4049adc6672f4a92439eedff3f5c300a000d6e8b80c6ab64aab6d9fe
- SSDEEP 6144:TQtK91cOo9qoiTpppLeIUfdLyO2QFicEOkCybEaQRXr9HNdvOaxy8K:T39OFaPpKIUfdLyO8Okx2LIaxy
- TLSH T192847D2AB7A0D076C4B79579C49247AAFEB1B42137204ACFA390475A1F237E2BD3570D
- MD5 SHA1 SHA512 SSDEEP TLSH