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
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 2804 b400c168 - 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 3 114.114.114.114 3344 0a6effcd07c2f043271606b5380e5e154f2e2fe8b11597bb8a741fd842efb9cf.exe Destination IP 4 223.5.5.5 3344 0a6effcd07c2f043271606b5380e5e154f2e2fe8b11597bb8a741fd842efb9cf.exe Destination IP 29 114.114.114.114 3344 0a6effcd07c2f043271606b5380e5e154f2e2fe8b11597bb8a741fd842efb9cf.exe Destination IP 30 223.5.5.5 3344 0a6effcd07c2f043271606b5380e5e154f2e2fe8b11597bb8a741fd842efb9cf.exe - Drops file in System32 directory 13 IoCs
description ioc Process File created C:\Windows\SysWOW64\b400c168 0a6effcd07c2f043271606b5380e5e154f2e2fe8b11597bb8a741fd842efb9cf.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 b400c168 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE b400c168 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies b400c168 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft b400c168 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 b400c168 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 b400c168 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 b400c168 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache b400c168 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData b400c168 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content b400c168 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 b400c168 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 b400c168 - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\300168 b400c168 File opened for modification C:\Windows\394020 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 b400c168 - 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" b400c168 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" b400c168 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing b400c168 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" b400c168 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" b400c168 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" b400c168 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" b400c168 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix b400c168 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ b400c168 - Suspicious behavior: EnumeratesProcesses 14 IoCs
pid Process 2804 b400c168 2804 b400c168 2804 b400c168 2804 b400c168 2804 b400c168 2804 b400c168 2804 b400c168 2804 b400c168 3344 0a6effcd07c2f043271606b5380e5e154f2e2fe8b11597bb8a741fd842efb9cf.exe 3344 0a6effcd07c2f043271606b5380e5e154f2e2fe8b11597bb8a741fd842efb9cf.exe 3344 0a6effcd07c2f043271606b5380e5e154f2e2fe8b11597bb8a741fd842efb9cf.exe 3344 0a6effcd07c2f043271606b5380e5e154f2e2fe8b11597bb8a741fd842efb9cf.exe 3344 0a6effcd07c2f043271606b5380e5e154f2e2fe8b11597bb8a741fd842efb9cf.exe 3344 0a6effcd07c2f043271606b5380e5e154f2e2fe8b11597bb8a741fd842efb9cf.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 3344 0a6effcd07c2f043271606b5380e5e154f2e2fe8b11597bb8a741fd842efb9cf.exe Token: SeTcbPrivilege 3344 0a6effcd07c2f043271606b5380e5e154f2e2fe8b11597bb8a741fd842efb9cf.exe Token: SeDebugPrivilege 2804 b400c168 Token: SeTcbPrivilege 2804 b400c168
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:3344
-
C:\Windows\Syswow64\b400c168C:\Windows\Syswow64\b400c1681⤵
- 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:2804
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\b400c168
- Size 832KB
- SHA256 3302f3f701f9a9895f8a0102deb1d939def9d016403a0b5d4519d704d24748be
- MD5 b421406f2b21298abe64a83b74e0f8c6
- SHA1 730532648447845ad584cfe1a0c45e728c917528
- SHA512 a13e9046dd3003ce507d80c89d68f7e7056cfbecf14279b3374294176890dbd0ca8e27598c5969df708764e9dc61b2947f433e2838c49aabc65123d6ddd40767
- SSDEEP 12288:dSvO2x9mONvKRILSFnOkx2LIaxy6RJ05FAQjU/LU:8vO2xJKRI2FOkx2LFEAcUY
- TLSH T194056C22F241C13AD4A7467185FE07ABA674BD10571257CBA3847B2A1FB36D2BE31B0D
- MD5 SHA1 SHA512 SSDEEP TLSH