Analysis
- max time kernel
149s - max time network
153s - platform
windows10-2004_x64 - resource
win10v2004-20260130-en - resource tags
arch:x64arch:x86image:win10v2004-20260130-enlocale:en-usos:windows10-2004-x64systemwindows - submitted
17/04/2026, 10:37
Behavioral task
behavioral1
Sample
64b058f271953f4f91934b02f3240c435a1ed029867092c08efab762a1626431.exe
Resource
win10v2004-20260130-en
windows10-2004-x64
9 signatures
150 seconds
General
- Target 64b058f271953f4f91934b02f3240c435a1ed029867092c08efab762a1626431.exe
- Size 1022KB
- Sample260417-mnwfwset3w
- SHA256 64b058f271953f4f91934b02f3240c435a1ed029867092c08efab762a1626431
- MD5 738203d130b1a1a08df757772242177a
- SHA1 3cf700fbbf20a51d8da86f1d9d237a0ee3d9e292
- SHA512 173123f3a0f0a5f9c4c3727b25e91d603fc3508e391bbf24ce2faab1facea0011245bac0660dc3f520402ab270ecb17df9d9e155adfaf2f5004063dae0ee7a3c
- SSDEEP 12288:BSvO2x9mONvKRhLSFtsOkx2LIaeyk5FAQjU/LikGU5rCOTeidT:IvO2xJKRh2kOkx2LFxNcU6UQOJdT
- TLSH T11C256B31A681C036D5B34571C6FA4BBBA9747D21531165CBA3C47A2A2FB37D2BA3130E
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 2716 7d83a2a6 - 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 4728 64b058f271953f4f91934b02f3240c435a1ed029867092c08efab762a1626431.exe Destination IP 6 223.5.5.5 4728 64b058f271953f4f91934b02f3240c435a1ed029867092c08efab762a1626431.exe Destination IP 28 114.114.114.114 4728 64b058f271953f4f91934b02f3240c435a1ed029867092c08efab762a1626431.exe Destination IP 31 223.5.5.5 4728 64b058f271953f4f91934b02f3240c435a1ed029867092c08efab762a1626431.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\AAD646CB44373074ADE741C38400E7E1 7d83a2a6 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 7d83a2a6 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\AAD646CB44373074ADE741C38400E7E1 7d83a2a6 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE 7d83a2a6 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 7d83a2a6 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData 7d83a2a6 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content 7d83a2a6 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 7d83a2a6 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies 7d83a2a6 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft 7d83a2a6 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache 7d83a2a6 File created C:\Windows\SysWOW64\7d83a2a6 64b058f271953f4f91934b02f3240c435a1ed029867092c08efab762a1626431.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 7d83a2a6 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 7d83a2a6 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 7d83a2a6 -
resource yara_rule behavioral1/memory/4728-0-0x0000000000C30000-0x0000000000CBC000-memory.dmp upx behavioral1/memory/2716-4-0x0000000000EE0000-0x0000000000F6C000-memory.dmp upx behavioral1/files/0x00050000000231b9-3.dat upx behavioral1/memory/4728-10-0x0000000000C30000-0x0000000000CBC000-memory.dmp upx behavioral1/memory/2716-11-0x0000000000EE0000-0x0000000000F6C000-memory.dmp upx behavioral1/memory/2716-28-0x0000000000EE0000-0x0000000000F6C000-memory.dmp upx - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\2e7fb8 7d83a2a6 File opened for modification C:\Windows\50f1f0 64b058f271953f4f91934b02f3240c435a1ed029867092c08efab762a1626431.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 64b058f271953f4f91934b02f3240c435a1ed029867092c08efab762a1626431.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 7d83a2a6 - 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 7d83a2a6 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ 7d83a2a6 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" 7d83a2a6 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" 7d83a2a6 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" 7d83a2a6 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" 7d83a2a6 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" 7d83a2a6 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" 7d83a2a6 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing 7d83a2a6 - Suspicious behavior: EnumeratesProcesses 14 IoCs
pid Process 2716 7d83a2a6 2716 7d83a2a6 2716 7d83a2a6 2716 7d83a2a6 2716 7d83a2a6 2716 7d83a2a6 2716 7d83a2a6 2716 7d83a2a6 4728 64b058f271953f4f91934b02f3240c435a1ed029867092c08efab762a1626431.exe 4728 64b058f271953f4f91934b02f3240c435a1ed029867092c08efab762a1626431.exe 4728 64b058f271953f4f91934b02f3240c435a1ed029867092c08efab762a1626431.exe 4728 64b058f271953f4f91934b02f3240c435a1ed029867092c08efab762a1626431.exe 4728 64b058f271953f4f91934b02f3240c435a1ed029867092c08efab762a1626431.exe 4728 64b058f271953f4f91934b02f3240c435a1ed029867092c08efab762a1626431.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 4728 64b058f271953f4f91934b02f3240c435a1ed029867092c08efab762a1626431.exe Token: SeTcbPrivilege 4728 64b058f271953f4f91934b02f3240c435a1ed029867092c08efab762a1626431.exe Token: SeDebugPrivilege 2716 7d83a2a6 Token: SeTcbPrivilege 2716 7d83a2a6
Processes
-
C:\Users\Admin\AppData\Local\Temp\64b058f271953f4f91934b02f3240c435a1ed029867092c08efab762a1626431.exe"C:\Users\Admin\AppData\Local\Temp\64b058f271953f4f91934b02f3240c435a1ed029867092c08efab762a1626431.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:4728
-
C:\Windows\Syswow64\7d83a2a6C:\Windows\Syswow64\7d83a2a61⤵
- 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:2716
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\7d83a2a6
- Size 1022KB
- SHA256 8a04044eb3db3892ee96638c9a742b2585f0a728492703a1ea58f25a0b3c236d
- MD5 ca20749f04b0f8d92f44427caad4610b
- SHA1 30b415d07597e11a86e16984978dde1100d5cf54
- SHA512 40e47eae0e0f415478d7b19fd7e327d5a7b074917c6d47c31ab74c2061d2a984695d7ba7eb0d33a2d5cb5653d37f3053c6fbed40e21e95dc7610fb2396bbd024
- SSDEEP 12288:jSvO2x9mONvKRhLSFtsOkx2LIaeyk5FAQjU/LikGU5rCOTeidT:WvO2xJKRh2kOkx2LFxNcU6UQOJdT
- TLSH T12A256B31A681C036D5B34571C6FA4BBBA9747D21531165CBA3C47A2A2FB37D2BA3130E
- MD5 SHA1 SHA512 SSDEEP TLSH