Analysis
- max time kernel
149s - max time network
147s - platform
windows11-21h2_x64 - resource
win11-20260130-en - resource tags
arch:x64arch:x86image:win11-20260130-enlocale:en-usos:windows11-21h2-x64systemwindows - submitted
16/04/2026, 22:39
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
c76fe9f3e7f3fddadf40631e6cff3841b49c056c68eb9ea2292093964d451adc.exe
Resource
win10v2004-20260130-en
windows10-2004-x64
8 signatures
150 seconds
Behavioral task
behavioral2
Sample
c76fe9f3e7f3fddadf40631e6cff3841b49c056c68eb9ea2292093964d451adc.exe
Resource
win11-20260130-en
windows11-21h2-x64
8 signatures
150 seconds
General
- Target c76fe9f3e7f3fddadf40631e6cff3841b49c056c68eb9ea2292093964d451adc.exe
- Size 419KB
- Sample260416-2k5bysft8s
- SHA256 c76fe9f3e7f3fddadf40631e6cff3841b49c056c68eb9ea2292093964d451adc
- MD5 71600ce52e28c24f399430cd8592b994
- SHA1 6a5d2ebe99dfa3a213a8d81e98515dcdb044fc92
- SHA512 6b49ba60670f967e6922a5e5f9f91954731169a3f38d8720e4f5f0752bde2a8067893b929de3b3ae53fef02e9fa59e263131ac8a1db040d22d6fe7f88514cc44
- SSDEEP 6144:I6DmGnV0H2LALrYcdwVDL+gqFCcEOkCybEaQRXr9HNdvOa:I6D/WiA3YcyVDLjOkx2LIa
- TLSH T169947C29BAE08073C5678576C4E257A6FBB1B52127108ACFA390475A1F237E3BD3531E
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
7/10
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 1888 6538c4a8 - 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 24 223.5.5.5 4260 c76fe9f3e7f3fddadf40631e6cff3841b49c056c68eb9ea2292093964d451adc.exe Destination IP 1 114.114.114.114 4260 c76fe9f3e7f3fddadf40631e6cff3841b49c056c68eb9ea2292093964d451adc.exe Destination IP 2 223.5.5.5 4260 c76fe9f3e7f3fddadf40631e6cff3841b49c056c68eb9ea2292093964d451adc.exe Destination IP 23 114.114.114.114 4260 c76fe9f3e7f3fddadf40631e6cff3841b49c056c68eb9ea2292093964d451adc.exe - Drops file in System32 directory 15 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 6538c4a8 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE 6538c4a8 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 6538c4a8 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData 6538c4a8 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 6538c4a8 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft 6538c4a8 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content 6538c4a8 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 6538c4a8 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 6538c4a8 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 6538c4a8 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache 6538c4a8 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 6538c4a8 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 6538c4a8 File created C:\Windows\SysWOW64\6538c4a8 c76fe9f3e7f3fddadf40631e6cff3841b49c056c68eb9ea2292093964d451adc.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies 6538c4a8 - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\2052c0 6538c4a8 File opened for modification C:\Windows\48eec8 c76fe9f3e7f3fddadf40631e6cff3841b49c056c68eb9ea2292093964d451adc.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 c76fe9f3e7f3fddadf40631e6cff3841b49c056c68eb9ea2292093964d451adc.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 6538c4a8 - Modifies data under HKEY_USERS 9 IoCs
description ioc Process Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" 6538c4a8 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" 6538c4a8 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ 6538c4a8 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" 6538c4a8 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" 6538c4a8 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" 6538c4a8 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing 6538c4a8 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix 6538c4a8 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" 6538c4a8 - Suspicious behavior: EnumeratesProcesses 14 IoCs
pid Process 1888 6538c4a8 1888 6538c4a8 1888 6538c4a8 1888 6538c4a8 1888 6538c4a8 1888 6538c4a8 1888 6538c4a8 1888 6538c4a8 4260 c76fe9f3e7f3fddadf40631e6cff3841b49c056c68eb9ea2292093964d451adc.exe 4260 c76fe9f3e7f3fddadf40631e6cff3841b49c056c68eb9ea2292093964d451adc.exe 4260 c76fe9f3e7f3fddadf40631e6cff3841b49c056c68eb9ea2292093964d451adc.exe 4260 c76fe9f3e7f3fddadf40631e6cff3841b49c056c68eb9ea2292093964d451adc.exe 4260 c76fe9f3e7f3fddadf40631e6cff3841b49c056c68eb9ea2292093964d451adc.exe 4260 c76fe9f3e7f3fddadf40631e6cff3841b49c056c68eb9ea2292093964d451adc.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 4260 c76fe9f3e7f3fddadf40631e6cff3841b49c056c68eb9ea2292093964d451adc.exe Token: SeTcbPrivilege 4260 c76fe9f3e7f3fddadf40631e6cff3841b49c056c68eb9ea2292093964d451adc.exe Token: SeDebugPrivilege 1888 6538c4a8 Token: SeTcbPrivilege 1888 6538c4a8
Processes
-
C:\Users\Admin\AppData\Local\Temp\c76fe9f3e7f3fddadf40631e6cff3841b49c056c68eb9ea2292093964d451adc.exe"C:\Users\Admin\AppData\Local\Temp\c76fe9f3e7f3fddadf40631e6cff3841b49c056c68eb9ea2292093964d451adc.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:4260
-
C:\Windows\Syswow64\6538c4a8C:\Windows\Syswow64\6538c4a81⤵
- 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:1888
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\6538c4a8
- Size 419KB
- SHA256 729bd482fca7e025e2d1f498d15f1d43fd73d2078e0c457faaee3e069f6cec29
- MD5 b4ba62f890105df8ac270652b3345a11
- SHA1 c361514d33963b61862d2141cc443b8b8f121ca8
- SHA512 7e691823d63fde406bef436972a4e40080c451081c83280638b2949fbafb6373b122e2b4ecbe4d861d6dfe01bc458505b6cc30a3b1a925edf3fc01e4a3684893
- SSDEEP 6144:46DmGnV0H2LALrYcdwVDL+gqFCcEOkCybEaQRXr9HNdvOa:46D/WiA3YcyVDLjOkx2LIa
- TLSH T112947C29BAE08073C5678576C4E257A6FBB1B52127108ACFA390475A1F237E3BD3531E
- MD5 SHA1 SHA512 SSDEEP TLSH