Analysis
- max time kernel
149s - max time network
151s - platform
windows10-2004_x64 - resource
win10v2004-20260513-en - resource tags
arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows - submitted
11/07/2026, 04:29
Behavioral task
behavioral1
Sample
157de3e49800813b1ef0eb6dbeaeac243b54d55568eee54773ac38bf5329c17f.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
10 signatures
150 seconds
General
- Target 157de3e49800813b1ef0eb6dbeaeac243b54d55568eee54773ac38bf5329c17f.exe
- Size 560KB
- Sample260711-e4h7hady2z
- SHA256 157de3e49800813b1ef0eb6dbeaeac243b54d55568eee54773ac38bf5329c17f
- MD5 ab2137fb911dba60a079042facdaa711
- SHA1 337fca2aec83c2905493c4d0e8f20baefcf2e670
- SHA512 d434b2569f69cbc88e6e977a7a1c0603eb8d98dbb0924d47ffcee804821ca670f315e975679ca79370c994ab1892fdf09206f92681d5fcaabe0f5b81cb36f2eb
- SSDEEP 6144:Agye71cE4poJTqvpQLXNKFyLWD1nFairGcEOkCybEaQRuy8K:AI7OE4kopQzNKFyLWDHsOkxHy
- TLSH T10DC48C2AB690C076C4B7D534C5E197AAEAB17432372449CFA3D0075A1F237E2BA3570E
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
7/10
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 4896 c3ecc344 - 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 31 223.5.5.5 2928 157de3e49800813b1ef0eb6dbeaeac243b54d55568eee54773ac38bf5329c17f.exe Destination IP 3 114.114.114.114 2928 157de3e49800813b1ef0eb6dbeaeac243b54d55568eee54773ac38bf5329c17f.exe Destination IP 6 223.5.5.5 2928 157de3e49800813b1ef0eb6dbeaeac243b54d55568eee54773ac38bf5329c17f.exe Destination IP 30 114.114.114.114 2928 157de3e49800813b1ef0eb6dbeaeac243b54d55568eee54773ac38bf5329c17f.exe - Drops file in System32 directory 13 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content c3ecc344 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft c3ecc344 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache c3ecc344 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\AAD646CB44373074ADE741C38400E7E1 c3ecc344 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\3EC845F33427F1C99AF855BE8930371C c3ecc344 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\3EC845F33427F1C99AF855BE8930371C c3ecc344 File created C:\Windows\SysWOW64\c3ecc344 157de3e49800813b1ef0eb6dbeaeac243b54d55568eee54773ac38bf5329c17f.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 c3ecc344 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE c3ecc344 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies c3ecc344 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 c3ecc344 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData c3ecc344 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\AAD646CB44373074ADE741C38400E7E1 c3ecc344 -
resource yara_rule behavioral1/memory/2928-0-0x0000000000120000-0x00000000001AC000-memory.dmp upx behavioral1/files/0x000a000000024342-2.dat upx behavioral1/memory/4896-3-0x0000000000730000-0x00000000007BC000-memory.dmp upx behavioral1/memory/2928-10-0x0000000000120000-0x00000000001AC000-memory.dmp upx behavioral1/memory/4896-11-0x0000000000730000-0x00000000007BC000-memory.dmp upx behavioral1/memory/4896-28-0x0000000000730000-0x00000000007BC000-memory.dmp upx - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\53d240 c3ecc344 File opened for modification C:\Windows\3220e0 157de3e49800813b1ef0eb6dbeaeac243b54d55568eee54773ac38bf5329c17f.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 157de3e49800813b1ef0eb6dbeaeac243b54d55568eee54773ac38bf5329c17f.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language c3ecc344 - Modifies data under HKEY_USERS 9 IoCs
description ioc Process Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" c3ecc344 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" c3ecc344 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" c3ecc344 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" c3ecc344 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing c3ecc344 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix c3ecc344 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" c3ecc344 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ c3ecc344 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" c3ecc344 - Modifies system certificate store 2 TTPs 2 IoCs
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\1F24C630CDA418EF2069FFAD4FDD5F463A1B69AA c3ecc344 Set value (data) \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\1F24C630CDA418EF2069FFAD4FDD5F463A1B69AA\Blob = 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 c3ecc344 - Suspicious behavior: EnumeratesProcesses 14 IoCs
pid Process 4896 c3ecc344 4896 c3ecc344 4896 c3ecc344 4896 c3ecc344 4896 c3ecc344 4896 c3ecc344 4896 c3ecc344 4896 c3ecc344 2928 157de3e49800813b1ef0eb6dbeaeac243b54d55568eee54773ac38bf5329c17f.exe 2928 157de3e49800813b1ef0eb6dbeaeac243b54d55568eee54773ac38bf5329c17f.exe 2928 157de3e49800813b1ef0eb6dbeaeac243b54d55568eee54773ac38bf5329c17f.exe 2928 157de3e49800813b1ef0eb6dbeaeac243b54d55568eee54773ac38bf5329c17f.exe 2928 157de3e49800813b1ef0eb6dbeaeac243b54d55568eee54773ac38bf5329c17f.exe 2928 157de3e49800813b1ef0eb6dbeaeac243b54d55568eee54773ac38bf5329c17f.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 2928 157de3e49800813b1ef0eb6dbeaeac243b54d55568eee54773ac38bf5329c17f.exe Token: SeTcbPrivilege 2928 157de3e49800813b1ef0eb6dbeaeac243b54d55568eee54773ac38bf5329c17f.exe Token: SeDebugPrivilege 4896 c3ecc344 Token: SeTcbPrivilege 4896 c3ecc344
Processes
-
C:\Users\Admin\AppData\Local\Temp\157de3e49800813b1ef0eb6dbeaeac243b54d55568eee54773ac38bf5329c17f.exe"C:\Users\Admin\AppData\Local\Temp\157de3e49800813b1ef0eb6dbeaeac243b54d55568eee54773ac38bf5329c17f.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:2928
-
C:\Windows\Syswow64\c3ecc344C:\Windows\Syswow64\c3ecc3441⤵
- 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:4896
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\c3ecc344
- Size 560KB
- SHA256 c549e193bb6d9331ba6145324e356a1f30ce66b2ad35fb2a0691d3344c5cc288
- MD5 521caf29d9113e9cef08ac12bb707662
- SHA1 3a537ff054062993ab7984c025cdeebd26485186
- SHA512 866c5861c83a250eb5a135b1e29bb8156db1abc6cb066421c84fa92a3bd7d2b33ef55ed9fe605129599944764e97ead3a5a6b5cd062d6c4349348b5bc5a1baf8
- SSDEEP 6144:Zgye71cE4poJTqvpQLXNKFyLWD1nFairGcEOkCybEaQRuy8K:ZI7OE4kopQzNKFyLWDHsOkxHy
- TLSH T1CBC48C2AB690C076C4B7D534C5E197AAEAB17432372449CFA7D0075A1F237E2BA3570E
- MD5 SHA1 SHA512 SSDEEP TLSH