Analysis
- max time kernel
148s - max time network
149s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
08/08/2026, 22:51
Behavioral task
behavioral1
Sample
5275f5f4ef9e4353b932e7be3d7f23cd458a402b50b06107d3835bd0b49531b4.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
9 signatures
150 seconds
General
- Target 5275f5f4ef9e4353b932e7be3d7f23cd458a402b50b06107d3835bd0b49531b4.exe
- Size 3.0MB
- Sample260808-2tbe8sek9w
- SHA256 5275f5f4ef9e4353b932e7be3d7f23cd458a402b50b06107d3835bd0b49531b4
- MD5 e7ff7c0ce56ee3abc74d69d886598359
- SHA1 7d9de1a6afe413634406d47b072b18f801daa570
- SHA512 4eb658cb32f281835dd79008aa9ec04bba09007d9f15eeb37a44451be899aaf25e108ae22f9cbae9b5aba05696fc222cfc3e0ab0445797c23c0b894ff1f7fb36
- SSDEEP 49152:AA/JuTQKqVmgbQIzZMPXpB91rHpn/qKmNAOaG6IOY/:X/whnLrHp/qKm2/Sb/
- TLSH T1CBE55953EB914AE8E39D0536DF544150E72AF2256BEF13A27428420DDE83387BF61A3D
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 5628 ded704f4 - 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 5 223.5.5.5 704 5275f5f4ef9e4353b932e7be3d7f23cd458a402b50b06107d3835bd0b49531b4.exe Destination IP 39 114.114.114.114 704 5275f5f4ef9e4353b932e7be3d7f23cd458a402b50b06107d3835bd0b49531b4.exe Destination IP 40 223.5.5.5 704 5275f5f4ef9e4353b932e7be3d7f23cd458a402b50b06107d3835bd0b49531b4.exe Destination IP 3 114.114.114.114 704 5275f5f4ef9e4353b932e7be3d7f23cd458a402b50b06107d3835bd0b49531b4.exe - Drops file in System32 directory 13 IoCs
description ioc Process File created C:\Windows\SysWOW64\ded704f4 5275f5f4ef9e4353b932e7be3d7f23cd458a402b50b06107d3835bd0b49531b4.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 ded704f4 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies ded704f4 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache ded704f4 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData ded704f4 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 ded704f4 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 ded704f4 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 ded704f4 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE ded704f4 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 ded704f4 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft ded704f4 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content ded704f4 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 ded704f4 -
resource yara_rule behavioral2/memory/704-0-0x0000000000700000-0x0000000000A05000-memory.dmp upx behavioral2/files/0x000d00000001b87d-2.dat upx behavioral2/memory/5628-3-0x0000000000800000-0x0000000000B05000-memory.dmp upx behavioral2/memory/704-11-0x0000000000700000-0x0000000000A05000-memory.dmp upx behavioral2/memory/5628-12-0x0000000000800000-0x0000000000B05000-memory.dmp upx behavioral2/memory/5628-19-0x0000000000800000-0x0000000000B05000-memory.dmp upx - 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 5275f5f4ef9e4353b932e7be3d7f23cd458a402b50b06107d3835bd0b49531b4.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language ded704f4 - Modifies data under HKEY_USERS 9 IoCs
description ioc Process Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing ded704f4 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" ded704f4 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix ded704f4 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" ded704f4 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ ded704f4 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" ded704f4 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" ded704f4 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" ded704f4 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" ded704f4 - Suspicious behavior: EnumeratesProcesses 22 IoCs
pid Process 5628 ded704f4 5628 ded704f4 5628 ded704f4 5628 ded704f4 5628 ded704f4 5628 ded704f4 5628 ded704f4 5628 ded704f4 704 5275f5f4ef9e4353b932e7be3d7f23cd458a402b50b06107d3835bd0b49531b4.exe 704 5275f5f4ef9e4353b932e7be3d7f23cd458a402b50b06107d3835bd0b49531b4.exe 704 5275f5f4ef9e4353b932e7be3d7f23cd458a402b50b06107d3835bd0b49531b4.exe 704 5275f5f4ef9e4353b932e7be3d7f23cd458a402b50b06107d3835bd0b49531b4.exe 704 5275f5f4ef9e4353b932e7be3d7f23cd458a402b50b06107d3835bd0b49531b4.exe 704 5275f5f4ef9e4353b932e7be3d7f23cd458a402b50b06107d3835bd0b49531b4.exe 704 5275f5f4ef9e4353b932e7be3d7f23cd458a402b50b06107d3835bd0b49531b4.exe 704 5275f5f4ef9e4353b932e7be3d7f23cd458a402b50b06107d3835bd0b49531b4.exe 704 5275f5f4ef9e4353b932e7be3d7f23cd458a402b50b06107d3835bd0b49531b4.exe 704 5275f5f4ef9e4353b932e7be3d7f23cd458a402b50b06107d3835bd0b49531b4.exe 704 5275f5f4ef9e4353b932e7be3d7f23cd458a402b50b06107d3835bd0b49531b4.exe 704 5275f5f4ef9e4353b932e7be3d7f23cd458a402b50b06107d3835bd0b49531b4.exe 704 5275f5f4ef9e4353b932e7be3d7f23cd458a402b50b06107d3835bd0b49531b4.exe 704 5275f5f4ef9e4353b932e7be3d7f23cd458a402b50b06107d3835bd0b49531b4.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 704 5275f5f4ef9e4353b932e7be3d7f23cd458a402b50b06107d3835bd0b49531b4.exe Token: SeTcbPrivilege 704 5275f5f4ef9e4353b932e7be3d7f23cd458a402b50b06107d3835bd0b49531b4.exe Token: SeDebugPrivilege 5628 ded704f4 Token: SeTcbPrivilege 5628 ded704f4
Processes
-
C:\Users\Admin\AppData\Local\Temp\5275f5f4ef9e4353b932e7be3d7f23cd458a402b50b06107d3835bd0b49531b4.exe"C:\Users\Admin\AppData\Local\Temp\5275f5f4ef9e4353b932e7be3d7f23cd458a402b50b06107d3835bd0b49531b4.exe"1⤵
- Unexpected DNS network traffic destination
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:704
-
C:\Windows\Syswow64\ded704f4C:\Windows\Syswow64\ded704f41⤵
- Executes dropped EXE
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:5628
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\ded704f4
- Size 3.0MB
- SHA256 274cc3c741e8e473d2d93ee118125b90fda8b9c92718cafe0d7ac48e1ccf7842
- MD5 a78dbd31405eaa3d4b3b2cc59b1d5c46
- SHA1 d336b2c0b654fdf0ee2eea316fdbbbc95dd292c6
- SHA512 edf2e280fb16670c146dbe4b46adcb6ddac2686388b8aa2eae7b582272307a2525f2f697312447605cad3aacce9840d82a8cd6ebcbbc1fc946794c352b99fa88
- SSDEEP 49152:KA/JuTQKqVmgbQIzZMPXpB91rHpn/qKmNAOaG6IOY/:1/whnLrHp/qKm2/Sb/
- TLSH T1F5E55953EB914AE8E39D0536DF544150E72AF2256BEF13A27428420DDE83387BF61A3D
- MD5 SHA1 SHA512 SSDEEP TLSH