Analysis
- max time kernel
150s - max time network
152s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260710-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260710-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
02/08/2026, 02:15
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
0a6effcd07c2f043271606b5380e5e154f2e2fe8b11597bb8a741fd842efb9cf.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
8 signatures
150 seconds
Behavioral task
behavioral2
Sample
0a6effcd07c2f043271606b5380e5e154f2e2fe8b11597bb8a741fd842efb9cf.exe
Resource
win11ltsc2024-20260710-en
windows11-ltsc_2024-x64
8 signatures
150 seconds
General
- Target 0a6effcd07c2f043271606b5380e5e154f2e2fe8b11597bb8a741fd842efb9cf.exe
- Size 832KB
- Sample260802-cpyyasscle
- SHA256 0a6effcd07c2f043271606b5380e5e154f2e2fe8b11597bb8a741fd842efb9cf
- MD5 66152711ce7bc0d962f66a4a112a12c6
- SHA1 7cd44d742a6e9bd702032e855cc6bb96ad4e47eb
- SHA512 207f443e82da8a3566424e09d0e102b3c03132383c934777ebed44d4b578509c05a5178bf6788bd415193c6c3b47a44ecad81795d84811b146184d6d19052a35
- SSDEEP 12288:PSvO2x9mONvKRILSFnOkx2LIaxy6RJ05FAQjU/LU:6vO2xJKRI2FOkx2LFEAcUY
- TLSH T1C2056C22F241C13AD4A7467185FE07ABA674BD10571257CBA3847B2A1FB36D2BE31B0D
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
7/10
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 4640 b34192dc - 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 1 114.114.114.114 4124 0a6effcd07c2f043271606b5380e5e154f2e2fe8b11597bb8a741fd842efb9cf.exe Destination IP 3 223.5.5.5 4124 0a6effcd07c2f043271606b5380e5e154f2e2fe8b11597bb8a741fd842efb9cf.exe Destination IP 23 114.114.114.114 4124 0a6effcd07c2f043271606b5380e5e154f2e2fe8b11597bb8a741fd842efb9cf.exe Destination IP 24 223.5.5.5 4124 0a6effcd07c2f043271606b5380e5e154f2e2fe8b11597bb8a741fd842efb9cf.exe - Drops file in System32 directory 15 IoCs
description ioc Process File created C:\Windows\SysWOW64\b34192dc 0a6effcd07c2f043271606b5380e5e154f2e2fe8b11597bb8a741fd842efb9cf.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 b34192dc File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache b34192dc File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE b34192dc File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies b34192dc File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData b34192dc File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 b34192dc File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 b34192dc File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content b34192dc File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 b34192dc File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 b34192dc File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 b34192dc File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 b34192dc File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft b34192dc File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 b34192dc - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\4f7040 b34192dc File opened for modification C:\Windows\469ab8 0a6effcd07c2f043271606b5380e5e154f2e2fe8b11597bb8a741fd842efb9cf.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 0a6effcd07c2f043271606b5380e5e154f2e2fe8b11597bb8a741fd842efb9cf.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language b34192dc - Modifies data under HKEY_USERS 9 IoCs
description ioc Process Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ b34192dc Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" b34192dc Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" b34192dc Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" b34192dc Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" b34192dc Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing b34192dc Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix b34192dc Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" b34192dc Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" b34192dc - Suspicious behavior: EnumeratesProcesses 22 IoCs
pid Process 4640 b34192dc 4640 b34192dc 4640 b34192dc 4640 b34192dc 4640 b34192dc 4640 b34192dc 4640 b34192dc 4640 b34192dc 4124 0a6effcd07c2f043271606b5380e5e154f2e2fe8b11597bb8a741fd842efb9cf.exe 4124 0a6effcd07c2f043271606b5380e5e154f2e2fe8b11597bb8a741fd842efb9cf.exe 4124 0a6effcd07c2f043271606b5380e5e154f2e2fe8b11597bb8a741fd842efb9cf.exe 4124 0a6effcd07c2f043271606b5380e5e154f2e2fe8b11597bb8a741fd842efb9cf.exe 4124 0a6effcd07c2f043271606b5380e5e154f2e2fe8b11597bb8a741fd842efb9cf.exe 4124 0a6effcd07c2f043271606b5380e5e154f2e2fe8b11597bb8a741fd842efb9cf.exe 4124 0a6effcd07c2f043271606b5380e5e154f2e2fe8b11597bb8a741fd842efb9cf.exe 4124 0a6effcd07c2f043271606b5380e5e154f2e2fe8b11597bb8a741fd842efb9cf.exe 4124 0a6effcd07c2f043271606b5380e5e154f2e2fe8b11597bb8a741fd842efb9cf.exe 4124 0a6effcd07c2f043271606b5380e5e154f2e2fe8b11597bb8a741fd842efb9cf.exe 4124 0a6effcd07c2f043271606b5380e5e154f2e2fe8b11597bb8a741fd842efb9cf.exe 4124 0a6effcd07c2f043271606b5380e5e154f2e2fe8b11597bb8a741fd842efb9cf.exe 4124 0a6effcd07c2f043271606b5380e5e154f2e2fe8b11597bb8a741fd842efb9cf.exe 4124 0a6effcd07c2f043271606b5380e5e154f2e2fe8b11597bb8a741fd842efb9cf.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 4124 0a6effcd07c2f043271606b5380e5e154f2e2fe8b11597bb8a741fd842efb9cf.exe Token: SeTcbPrivilege 4124 0a6effcd07c2f043271606b5380e5e154f2e2fe8b11597bb8a741fd842efb9cf.exe Token: SeDebugPrivilege 4640 b34192dc Token: SeTcbPrivilege 4640 b34192dc
Processes
-
C:\Users\Admin\AppData\Local\Temp\0a6effcd07c2f043271606b5380e5e154f2e2fe8b11597bb8a741fd842efb9cf.exe"C:\Users\Admin\AppData\Local\Temp\0a6effcd07c2f043271606b5380e5e154f2e2fe8b11597bb8a741fd842efb9cf.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:4124
-
C:\Windows\Syswow64\b34192dcC:\Windows\Syswow64\b34192dc1⤵
- 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:4640
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\b34192dc
- Size 832KB
- SHA256 1852e6cb870927f0f80c13271f589862aa9c97ddacc0f83853bd728cef19ae82
- MD5 5c10cebc93384a1b7a1d5cbd88e8f4ec
- SHA1 2c473c74237832b4dd68c7c4a1c8611fb5518009
- SHA512 f893fcf427dbc36922e385a1363aec18a01d85bdea380afa976c3dc17826676bb221979885192d22d453466fe2280baacd544a88aa6cb94bbf771c6d8c84b815
- SSDEEP 12288:RSvO2x9mONvKRILSFnOkx2LIaxy6RJ05FAQjU/LU:4vO2xJKRI2FOkx2LFEAcUY
- TLSH T19D056C22F241C13AD4A7467185FE07ABA674BD10571257CBA3847B2A1FB36D2BE31B0D
- MD5 SHA1 SHA512 SSDEEP TLSH