Analysis
- max time kernel
148s - max time network
151s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
16/07/2026, 03:44
Behavioral task
behavioral1
Sample
51570f7f038d7a6e4209d62411b642a036c896df70f77678876e5aa8fc13ddf3.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
9 signatures
150 seconds
General
- Target 51570f7f038d7a6e4209d62411b642a036c896df70f77678876e5aa8fc13ddf3.exe
- Size 560KB
- Sample260716-eagrkscv8j
- SHA256 51570f7f038d7a6e4209d62411b642a036c896df70f77678876e5aa8fc13ddf3
- MD5 daddcc192291b1bc5cd2e42c51512175
- SHA1 6be985805cb7b29583bae2b1ed14e88a7a029522
- SHA512 cf4f6c983029b3689c73510869798123343694e1884f7f05683ad96dd20e8e5f628c411d7731ea09b5921805cff0894e90006c4a5727645e75eaf9ae436cb536
- SSDEEP 6144:i4ZaN1cb90oOTFmIFLq0cvnXhLCqj2EFNirGcEOkCybEaQRuy8K:irNOb9+sIF+0cvnXhLCqEsOkxHy
- TLSH T177C48D29B6E0C076C4B79578C4A186B6FAB17832372459CFA394075A1F337E2BA3570D
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 3436 7031bf98 - 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 2 223.5.5.5 2392 51570f7f038d7a6e4209d62411b642a036c896df70f77678876e5aa8fc13ddf3.exe Destination IP 21 114.114.114.114 2392 51570f7f038d7a6e4209d62411b642a036c896df70f77678876e5aa8fc13ddf3.exe Destination IP 22 223.5.5.5 2392 51570f7f038d7a6e4209d62411b642a036c896df70f77678876e5aa8fc13ddf3.exe Destination IP 1 114.114.114.114 2392 51570f7f038d7a6e4209d62411b642a036c896df70f77678876e5aa8fc13ddf3.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\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 7031bf98 File created C:\Windows\SysWOW64\7031bf98 51570f7f038d7a6e4209d62411b642a036c896df70f77678876e5aa8fc13ddf3.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 7031bf98 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache 7031bf98 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 7031bf98 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 7031bf98 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE 7031bf98 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 7031bf98 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content 7031bf98 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 7031bf98 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 7031bf98 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 7031bf98 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft 7031bf98 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData 7031bf98 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies 7031bf98 -
resource yara_rule behavioral2/memory/2392-0-0x0000000000680000-0x000000000070C000-memory.dmp upx behavioral2/files/0x000700000001b871-2.dat upx behavioral2/memory/3436-3-0x00000000004A0000-0x000000000052C000-memory.dmp upx behavioral2/memory/2392-18-0x0000000000680000-0x000000000070C000-memory.dmp upx behavioral2/memory/3436-19-0x00000000004A0000-0x000000000052C000-memory.dmp upx behavioral2/memory/3436-28-0x00000000004A0000-0x000000000052C000-memory.dmp upx - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\3ad358 7031bf98 File opened for modification C:\Windows\28f3b0 51570f7f038d7a6e4209d62411b642a036c896df70f77678876e5aa8fc13ddf3.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 7031bf98 Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 51570f7f038d7a6e4209d62411b642a036c896df70f77678876e5aa8fc13ddf3.exe - Modifies data under HKEY_USERS 9 IoCs
description ioc Process Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" 7031bf98 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" 7031bf98 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing 7031bf98 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix 7031bf98 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" 7031bf98 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" 7031bf98 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" 7031bf98 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ 7031bf98 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" 7031bf98 - Suspicious behavior: EnumeratesProcesses 22 IoCs
pid Process 3436 7031bf98 3436 7031bf98 3436 7031bf98 3436 7031bf98 3436 7031bf98 3436 7031bf98 3436 7031bf98 3436 7031bf98 2392 51570f7f038d7a6e4209d62411b642a036c896df70f77678876e5aa8fc13ddf3.exe 2392 51570f7f038d7a6e4209d62411b642a036c896df70f77678876e5aa8fc13ddf3.exe 2392 51570f7f038d7a6e4209d62411b642a036c896df70f77678876e5aa8fc13ddf3.exe 2392 51570f7f038d7a6e4209d62411b642a036c896df70f77678876e5aa8fc13ddf3.exe 2392 51570f7f038d7a6e4209d62411b642a036c896df70f77678876e5aa8fc13ddf3.exe 2392 51570f7f038d7a6e4209d62411b642a036c896df70f77678876e5aa8fc13ddf3.exe 2392 51570f7f038d7a6e4209d62411b642a036c896df70f77678876e5aa8fc13ddf3.exe 2392 51570f7f038d7a6e4209d62411b642a036c896df70f77678876e5aa8fc13ddf3.exe 2392 51570f7f038d7a6e4209d62411b642a036c896df70f77678876e5aa8fc13ddf3.exe 2392 51570f7f038d7a6e4209d62411b642a036c896df70f77678876e5aa8fc13ddf3.exe 2392 51570f7f038d7a6e4209d62411b642a036c896df70f77678876e5aa8fc13ddf3.exe 2392 51570f7f038d7a6e4209d62411b642a036c896df70f77678876e5aa8fc13ddf3.exe 2392 51570f7f038d7a6e4209d62411b642a036c896df70f77678876e5aa8fc13ddf3.exe 2392 51570f7f038d7a6e4209d62411b642a036c896df70f77678876e5aa8fc13ddf3.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 2392 51570f7f038d7a6e4209d62411b642a036c896df70f77678876e5aa8fc13ddf3.exe Token: SeTcbPrivilege 2392 51570f7f038d7a6e4209d62411b642a036c896df70f77678876e5aa8fc13ddf3.exe Token: SeDebugPrivilege 3436 7031bf98 Token: SeTcbPrivilege 3436 7031bf98
Processes
-
C:\Users\Admin\AppData\Local\Temp\51570f7f038d7a6e4209d62411b642a036c896df70f77678876e5aa8fc13ddf3.exe"C:\Users\Admin\AppData\Local\Temp\51570f7f038d7a6e4209d62411b642a036c896df70f77678876e5aa8fc13ddf3.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:2392
-
C:\Windows\Syswow64\7031bf98C:\Windows\Syswow64\7031bf981⤵
- 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:3436
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\7031bf98
- Size 560KB
- SHA256 386af9d86e4a21cae8b234ced5e8343865450fd9c64750f8f2c534287a205eca
- MD5 0a573067a88f4c494c65b334d87ff182
- SHA1 d1170d44844952b71babd751841d3e0fcc0f7a34
- SHA512 e70af836ccd6fc25af349d492ecde795ea1253a589444c47f07defcf3537c8ac511a6424738c5cce07701aa440fc57eee6bdb38b42f3e012691b6e9e474dcf1b
- SSDEEP 6144:E4ZaN1cb90oOTFmIFLq0cvnXhLCqj2EFNirGcEOkCybEaQRuy8K:ErNOb9+sIF+0cvnXhLCqEsOkxHy
- TLSH T182C48D29B6E0C076C4B79578C4A186B6FAB17832372459CFA394075A1F337E2BA3570D
- MD5 SHA1 SHA512 SSDEEP TLSH