Analysis
- max time kernel
149s - max time network
150s - platform
windows10-2004_x64 - resource
win10v2004-20260513-en - resource tags
arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows - submitted
30/07/2026, 20:38
Behavioral task
behavioral1
Sample
68240dc486f1ccd81e189c9f41548106d4bae69d329a935356c2119d8d0c04fd.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
9 signatures
150 seconds
Behavioral task
behavioral2
Sample
68240dc486f1ccd81e189c9f41548106d4bae69d329a935356c2119d8d0c04fd.exe
Resource
win11ltsc2024-20260710-en
windows11-ltsc_2024-x64
10 signatures
150 seconds
General
- Target 68240dc486f1ccd81e189c9f41548106d4bae69d329a935356c2119d8d0c04fd.exe
- Size 560KB
- Sample260730-zer4bsxand
- SHA256 68240dc486f1ccd81e189c9f41548106d4bae69d329a935356c2119d8d0c04fd
- MD5 321d85310ef4e4358f03e90bd29a1479
- SHA1 4b6ee5edd6393ba83dce926f0797e291d9da41f8
- SHA512 bb3ba00386ffc453a6caf1ccd9e7e2f970beba064deca7e7680339b0c2828c0b88587b61fb339b851c28acb8a833956fbd64dc5535fc8663a993caa9d5f528bc
- SSDEEP 6144:74ZaN1cb90oOTFmIFLq0cvnXhLCqj2EFNirGcEOkCybEaQRuy8K:7rNOb9+sIF+0cvnXhLCqEsOkxHy
- TLSH T104C48D29B6E0C076C4B79578C4A186B6FAB17832372459CFA394075A1F337E2BA3570D
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 4544 2728f3a8 - 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 4736 68240dc486f1ccd81e189c9f41548106d4bae69d329a935356c2119d8d0c04fd.exe Destination IP 4 223.5.5.5 4736 68240dc486f1ccd81e189c9f41548106d4bae69d329a935356c2119d8d0c04fd.exe Destination IP 42 114.114.114.114 4736 68240dc486f1ccd81e189c9f41548106d4bae69d329a935356c2119d8d0c04fd.exe Destination IP 43 223.5.5.5 4736 68240dc486f1ccd81e189c9f41548106d4bae69d329a935356c2119d8d0c04fd.exe - Drops file in System32 directory 13 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 2728f3a8 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 2728f3a8 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 2728f3a8 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies 2728f3a8 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 2728f3a8 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 2728f3a8 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content 2728f3a8 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 2728f3a8 File created C:\Windows\SysWOW64\2728f3a8 68240dc486f1ccd81e189c9f41548106d4bae69d329a935356c2119d8d0c04fd.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE 2728f3a8 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft 2728f3a8 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache 2728f3a8 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData 2728f3a8 -
resource yara_rule behavioral1/memory/4736-0-0x0000000000D10000-0x0000000000D9C000-memory.dmp upx behavioral1/files/0x001700000002422c-3.dat upx behavioral1/memory/4544-4-0x0000000000BE0000-0x0000000000C6C000-memory.dmp upx behavioral1/memory/4736-16-0x0000000000D10000-0x0000000000D9C000-memory.dmp upx behavioral1/memory/4544-17-0x0000000000BE0000-0x0000000000C6C000-memory.dmp upx behavioral1/memory/4544-28-0x0000000000BE0000-0x0000000000C6C000-memory.dmp upx - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\511500 68240dc486f1ccd81e189c9f41548106d4bae69d329a935356c2119d8d0c04fd.exe File opened for modification C:\Windows\4dcb80 2728f3a8 - 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 68240dc486f1ccd81e189c9f41548106d4bae69d329a935356c2119d8d0c04fd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 2728f3a8 - Modifies data under HKEY_USERS 9 IoCs
description ioc Process Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ 2728f3a8 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix 2728f3a8 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" 2728f3a8 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" 2728f3a8 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" 2728f3a8 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" 2728f3a8 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" 2728f3a8 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing 2728f3a8 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" 2728f3a8 - Suspicious behavior: EnumeratesProcesses 14 IoCs
pid Process 4544 2728f3a8 4544 2728f3a8 4544 2728f3a8 4544 2728f3a8 4544 2728f3a8 4544 2728f3a8 4544 2728f3a8 4544 2728f3a8 4736 68240dc486f1ccd81e189c9f41548106d4bae69d329a935356c2119d8d0c04fd.exe 4736 68240dc486f1ccd81e189c9f41548106d4bae69d329a935356c2119d8d0c04fd.exe 4736 68240dc486f1ccd81e189c9f41548106d4bae69d329a935356c2119d8d0c04fd.exe 4736 68240dc486f1ccd81e189c9f41548106d4bae69d329a935356c2119d8d0c04fd.exe 4736 68240dc486f1ccd81e189c9f41548106d4bae69d329a935356c2119d8d0c04fd.exe 4736 68240dc486f1ccd81e189c9f41548106d4bae69d329a935356c2119d8d0c04fd.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 4736 68240dc486f1ccd81e189c9f41548106d4bae69d329a935356c2119d8d0c04fd.exe Token: SeTcbPrivilege 4736 68240dc486f1ccd81e189c9f41548106d4bae69d329a935356c2119d8d0c04fd.exe Token: SeDebugPrivilege 4544 2728f3a8 Token: SeTcbPrivilege 4544 2728f3a8
Processes
-
C:\Users\Admin\AppData\Local\Temp\68240dc486f1ccd81e189c9f41548106d4bae69d329a935356c2119d8d0c04fd.exe"C:\Users\Admin\AppData\Local\Temp\68240dc486f1ccd81e189c9f41548106d4bae69d329a935356c2119d8d0c04fd.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:4736
-
C:\Windows\Syswow64\2728f3a8C:\Windows\Syswow64\2728f3a81⤵
- 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:4544
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\2728f3a8
- Size 560KB
- SHA256 c5ed715080083793b9197ed95fb8e51a207f7a5e652d21d2858fca1e6a7a15c4
- MD5 f524ff6fe47801c2105fcbac87274b74
- SHA1 acecb6db367d5f750f500f658c28fc5bd8efab5a
- SHA512 da0cbedfca7e9b0a306145648fef0a2aae498329f47ce27bfe50eb0c35e82f6de9ce8609878baec0ec0b3624ad5443f6c6c8b2757b7d97a6637027114bf0ec97
- SSDEEP 6144:V4ZaN1cb90oOTFmIFLq0cvnXhLCqj2EFNirGcEOkCybEaQRuy8K:VrNOb9+sIF+0cvnXhLCqEsOkxHy
- TLSH T1F3C48D29B6E0C076C4B79578C4A186B6FAB17832372459CFA394075A1F337E2BA3570D
- MD5 SHA1 SHA512 SSDEEP TLSH