Analysis
- max time kernel
148s - max time network
154s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
28/07/2026, 19:53
Behavioral task
behavioral1
Sample
705bde7b069e948ed6faeaf31dbb35a3d150bcf3891aa8b6bc180fab7d83ef39.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
9 signatures
150 seconds
General
- Target 705bde7b069e948ed6faeaf31dbb35a3d150bcf3891aa8b6bc180fab7d83ef39.exe
- Size 560KB
- Sample260728-yl46ssvalb
- SHA256 705bde7b069e948ed6faeaf31dbb35a3d150bcf3891aa8b6bc180fab7d83ef39
- MD5 c026d9ef93b2d28cef3af5a98ad40b20
- SHA1 6f39faf0140b6251170616a05e8fc54883cdaa5b
- SHA512 07b314146cb036b647da7def7713b5086e63749a36b7a8fce4f132e1cdb771e66b86abd428e63478591594f0d90eac6cc25eacc4515c0da2e067a3c090de3c6b
- SSDEEP 6144:oUJJuV1cdhIoA7vJ0CLoCgvDLe4AmFvirGcEOkCybEaQRuy8K:oYsVOdhElvkCgvDLe4usOkxHy
- TLSH T11AC48D29B6D0C036C5B39574C4A186BAEAB17432372549CFA3D5475A0F337E2BA7930E
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 3148 5b491f7a - 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 23 114.114.114.114 4148 705bde7b069e948ed6faeaf31dbb35a3d150bcf3891aa8b6bc180fab7d83ef39.exe Destination IP 24 223.5.5.5 4148 705bde7b069e948ed6faeaf31dbb35a3d150bcf3891aa8b6bc180fab7d83ef39.exe Destination IP 1 114.114.114.114 4148 705bde7b069e948ed6faeaf31dbb35a3d150bcf3891aa8b6bc180fab7d83ef39.exe Destination IP 3 223.5.5.5 4148 705bde7b069e948ed6faeaf31dbb35a3d150bcf3891aa8b6bc180fab7d83ef39.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\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 5b491f7a File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 5b491f7a File created C:\Windows\SysWOW64\5b491f7a 705bde7b069e948ed6faeaf31dbb35a3d150bcf3891aa8b6bc180fab7d83ef39.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies 5b491f7a File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache 5b491f7a File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData 5b491f7a File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 5b491f7a File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE 5b491f7a File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 5b491f7a File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft 5b491f7a File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 5b491f7a File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content 5b491f7a File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 5b491f7a File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 5b491f7a File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 5b491f7a -
resource yara_rule behavioral2/memory/4148-0-0x0000000000130000-0x00000000001BC000-memory.dmp upx behavioral2/files/0x000700000001b85f-2.dat upx behavioral2/memory/3148-3-0x0000000000C30000-0x0000000000CBC000-memory.dmp upx behavioral2/memory/4148-18-0x0000000000130000-0x00000000001BC000-memory.dmp upx behavioral2/memory/3148-19-0x0000000000C30000-0x0000000000CBC000-memory.dmp upx behavioral2/memory/3148-36-0x0000000000C30000-0x0000000000CBC000-memory.dmp upx - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\35e518 5b491f7a File opened for modification C:\Windows\4703e8 705bde7b069e948ed6faeaf31dbb35a3d150bcf3891aa8b6bc180fab7d83ef39.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 5b491f7a Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 705bde7b069e948ed6faeaf31dbb35a3d150bcf3891aa8b6bc180fab7d83ef39.exe - 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 5b491f7a Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" 5b491f7a Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ 5b491f7a Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" 5b491f7a Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" 5b491f7a Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" 5b491f7a Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" 5b491f7a Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" 5b491f7a Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing 5b491f7a - Suspicious behavior: EnumeratesProcesses 22 IoCs
pid Process 3148 5b491f7a 3148 5b491f7a 3148 5b491f7a 3148 5b491f7a 3148 5b491f7a 3148 5b491f7a 3148 5b491f7a 3148 5b491f7a 4148 705bde7b069e948ed6faeaf31dbb35a3d150bcf3891aa8b6bc180fab7d83ef39.exe 4148 705bde7b069e948ed6faeaf31dbb35a3d150bcf3891aa8b6bc180fab7d83ef39.exe 4148 705bde7b069e948ed6faeaf31dbb35a3d150bcf3891aa8b6bc180fab7d83ef39.exe 4148 705bde7b069e948ed6faeaf31dbb35a3d150bcf3891aa8b6bc180fab7d83ef39.exe 4148 705bde7b069e948ed6faeaf31dbb35a3d150bcf3891aa8b6bc180fab7d83ef39.exe 4148 705bde7b069e948ed6faeaf31dbb35a3d150bcf3891aa8b6bc180fab7d83ef39.exe 4148 705bde7b069e948ed6faeaf31dbb35a3d150bcf3891aa8b6bc180fab7d83ef39.exe 4148 705bde7b069e948ed6faeaf31dbb35a3d150bcf3891aa8b6bc180fab7d83ef39.exe 4148 705bde7b069e948ed6faeaf31dbb35a3d150bcf3891aa8b6bc180fab7d83ef39.exe 4148 705bde7b069e948ed6faeaf31dbb35a3d150bcf3891aa8b6bc180fab7d83ef39.exe 4148 705bde7b069e948ed6faeaf31dbb35a3d150bcf3891aa8b6bc180fab7d83ef39.exe 4148 705bde7b069e948ed6faeaf31dbb35a3d150bcf3891aa8b6bc180fab7d83ef39.exe 4148 705bde7b069e948ed6faeaf31dbb35a3d150bcf3891aa8b6bc180fab7d83ef39.exe 4148 705bde7b069e948ed6faeaf31dbb35a3d150bcf3891aa8b6bc180fab7d83ef39.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 4148 705bde7b069e948ed6faeaf31dbb35a3d150bcf3891aa8b6bc180fab7d83ef39.exe Token: SeTcbPrivilege 4148 705bde7b069e948ed6faeaf31dbb35a3d150bcf3891aa8b6bc180fab7d83ef39.exe Token: SeDebugPrivilege 3148 5b491f7a Token: SeTcbPrivilege 3148 5b491f7a
Processes
-
C:\Users\Admin\AppData\Local\Temp\705bde7b069e948ed6faeaf31dbb35a3d150bcf3891aa8b6bc180fab7d83ef39.exe"C:\Users\Admin\AppData\Local\Temp\705bde7b069e948ed6faeaf31dbb35a3d150bcf3891aa8b6bc180fab7d83ef39.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:4148
-
C:\Windows\Syswow64\5b491f7aC:\Windows\Syswow64\5b491f7a1⤵
- 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:3148
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\5b491f7a
- Size 560KB
- SHA256 399f5384c028f07a91a8120c24af053e6f410d4088b623ffb6d3ab9698a58a41
- MD5 b2c7cbf1508eaf11e9eb7f5c9054cacc
- SHA1 e5433696e3ed8c2e7e7aa8b2bfffaeace46ae461
- SHA512 74ac3aed89aa1665e3cfff152f884ce6f7a2fec9da9d16a43b1290d93d373f9c305ef24425a961fd56b826bb1d7608a4ed8f7611b440f71964c5aafbf4984bf4
- SSDEEP 6144:KUJJuV1cdhIoA7vJ0CLoCgvDLe4AmFvirGcEOkCybEaQRuy8K:KYsVOdhElvkCgvDLe4usOkxHy
- TLSH T129C48D29B6D0C036C5B39574C4A186BAEAB17432372549CFA3D5475A0F337E2BA7930E
- MD5 SHA1 SHA512 SSDEEP TLSH