Analysis
- max time kernel
149s - max time network
153s - platform
windows11-21h2_x64 - resource
win11-20260513-en - resource tags
arch:x64arch:x86image:win11-20260513-enlocale:en-usos:windows11-21h2-x64systemwindows - submitted
29/05/2026, 04:06
Behavioral task
behavioral1
Sample
841a7fe46b2891448c2bc6a30921a7a55ae6ccd6a2818ce8c160cd5424013c58.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
10 signatures
150 seconds
Behavioral task
behavioral2
Sample
841a7fe46b2891448c2bc6a30921a7a55ae6ccd6a2818ce8c160cd5424013c58.exe
Resource
win11-20260513-en
windows11-21h2-x64
9 signatures
150 seconds
General
- Target 841a7fe46b2891448c2bc6a30921a7a55ae6ccd6a2818ce8c160cd5424013c58.exe
- Size 3.0MB
- Sample260529-epaa2scx41
- SHA256 841a7fe46b2891448c2bc6a30921a7a55ae6ccd6a2818ce8c160cd5424013c58
- MD5 8928e99ebd844d76b5755caedf2f2823
- SHA1 a87922d7cdf5021976d02688e4ee2228b4419eec
- SHA512 f88393d4b65435a34be1e84a8ff2f3a49ec995b3faf0e3ed05add85ac0dee38235aaf79c95b5e52b296a6ab77b86b97e89a3a78bc2914287b774bcf2047e7b4d
- SSDEEP 49152:5A/JuTQKqVmgbQIzZMPXpB91rHpn/qKmNAOaG6IOY/:O/whnLrHp/qKm2/Sb/
- TLSH T19BE55953EB914AE8E39D0536DF544150E72AF2256BEF13A27428420DDE83387BF61A3D
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
7/10
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 2168 24763e8a - 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 15 114.114.114.114 4604 841a7fe46b2891448c2bc6a30921a7a55ae6ccd6a2818ce8c160cd5424013c58.exe Destination IP 16 223.5.5.5 4604 841a7fe46b2891448c2bc6a30921a7a55ae6ccd6a2818ce8c160cd5424013c58.exe Destination IP 1 114.114.114.114 4604 841a7fe46b2891448c2bc6a30921a7a55ae6ccd6a2818ce8c160cd5424013c58.exe Destination IP 2 223.5.5.5 4604 841a7fe46b2891448c2bc6a30921a7a55ae6ccd6a2818ce8c160cd5424013c58.exe - Drops file in System32 directory 15 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 24763e8a File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 24763e8a File created C:\Windows\SysWOW64\24763e8a 841a7fe46b2891448c2bc6a30921a7a55ae6ccd6a2818ce8c160cd5424013c58.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 24763e8a File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft 24763e8a File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content 24763e8a File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 24763e8a File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 24763e8a File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE 24763e8a File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies 24763e8a File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 24763e8a File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache 24763e8a File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData 24763e8a File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 24763e8a File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 24763e8a -
resource yara_rule behavioral2/memory/4604-0-0x0000000000AF0000-0x0000000000DF5000-memory.dmp upx behavioral2/files/0x002a00000002b3da-3.dat upx behavioral2/memory/2168-4-0x0000000000CB0000-0x0000000000FB5000-memory.dmp upx behavioral2/memory/4604-5-0x0000000000AF0000-0x0000000000DF5000-memory.dmp upx behavioral2/memory/2168-6-0x0000000000CB0000-0x0000000000FB5000-memory.dmp upx behavioral2/memory/2168-23-0x0000000000CB0000-0x0000000000FB5000-memory.dmp upx - 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 841a7fe46b2891448c2bc6a30921a7a55ae6ccd6a2818ce8c160cd5424013c58.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 24763e8a - 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\Content\CachePrefix 24763e8a Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" 24763e8a Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" 24763e8a Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" 24763e8a Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing 24763e8a Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" 24763e8a Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ 24763e8a Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" 24763e8a Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" 24763e8a - Modifies system certificate store 2 TTPs 2 IoCs
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\1F24C630CDA418EF2069FFAD4FDD5F463A1B69AA 841a7fe46b2891448c2bc6a30921a7a55ae6ccd6a2818ce8c160cd5424013c58.exe Set value (data) \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\1F24C630CDA418EF2069FFAD4FDD5F463A1B69AA\Blob = 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 841a7fe46b2891448c2bc6a30921a7a55ae6ccd6a2818ce8c160cd5424013c58.exe - Suspicious behavior: EnumeratesProcesses 14 IoCs
pid Process 2168 24763e8a 2168 24763e8a 2168 24763e8a 2168 24763e8a 2168 24763e8a 2168 24763e8a 2168 24763e8a 2168 24763e8a 4604 841a7fe46b2891448c2bc6a30921a7a55ae6ccd6a2818ce8c160cd5424013c58.exe 4604 841a7fe46b2891448c2bc6a30921a7a55ae6ccd6a2818ce8c160cd5424013c58.exe 4604 841a7fe46b2891448c2bc6a30921a7a55ae6ccd6a2818ce8c160cd5424013c58.exe 4604 841a7fe46b2891448c2bc6a30921a7a55ae6ccd6a2818ce8c160cd5424013c58.exe 4604 841a7fe46b2891448c2bc6a30921a7a55ae6ccd6a2818ce8c160cd5424013c58.exe 4604 841a7fe46b2891448c2bc6a30921a7a55ae6ccd6a2818ce8c160cd5424013c58.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 4604 841a7fe46b2891448c2bc6a30921a7a55ae6ccd6a2818ce8c160cd5424013c58.exe Token: SeTcbPrivilege 4604 841a7fe46b2891448c2bc6a30921a7a55ae6ccd6a2818ce8c160cd5424013c58.exe Token: SeDebugPrivilege 2168 24763e8a Token: SeTcbPrivilege 2168 24763e8a
Processes
-
C:\Users\Admin\AppData\Local\Temp\841a7fe46b2891448c2bc6a30921a7a55ae6ccd6a2818ce8c160cd5424013c58.exe"C:\Users\Admin\AppData\Local\Temp\841a7fe46b2891448c2bc6a30921a7a55ae6ccd6a2818ce8c160cd5424013c58.exe"1⤵
- Unexpected DNS network traffic destination
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Modifies system certificate store
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4604
-
C:\Windows\Syswow64\24763e8aC:\Windows\Syswow64\24763e8a1⤵
- Executes dropped EXE
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2168
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\24763e8a
- Size 3.0MB
- SHA256 4f8d747cec1b185d54e3610599153c6663af23645886641d3d0a40d334b95a8f
- MD5 a366f1cfb0f5289a72d502a785685b20
- SHA1 dbb1221eaf3fb3244dd2ddd98845fca422d49a28
- SHA512 21ece462b466cc92727ab56c0046f41445787f93bb49a17624a22986c60d6f12e564b29018e3937ac7686877a064010d771b0db4b0372b47533cb9c9ffb55498
- SSDEEP 49152:fA/JuTQKqVmgbQIzZMPXpB91rHpn/qKmNAOaG6IOY/:o/whnLrHp/qKm2/Sb/
- TLSH T18EE55953EB914AE8E39D0536DF544150E72AF2256BEF13A27428420DDE83387BF61A3D
- MD5 SHA1 SHA512 SSDEEP TLSH