Analysis
- max time kernel
148s - max time network
148s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
02/08/2026, 03:59
Behavioral task
behavioral1
Sample
9310f275bf968cc1b60220c43455649d7a1540b64149670e5d10e814bff7a3ac.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
9 signatures
150 seconds
General
- Target 9310f275bf968cc1b60220c43455649d7a1540b64149670e5d10e814bff7a3ac.exe
- Size 640KB
- Sample260802-ej8lnacr31
- SHA256 9310f275bf968cc1b60220c43455649d7a1540b64149670e5d10e814bff7a3ac
- MD5 1c18f85a169fd00f50ab66fa3ed79de0
- SHA1 35cd5a68d9fde9166d56d8e8f03a6d2ef2f51957
- SHA512 9e1b70208a2ac18a03faebfeed04fedaf95b27689f6dc98ae2dd1631a5622d6658dad5dceed7120b5f20dad4fbf1103c8d56fa60d1126a16b776e0493d01d3b2
- SSDEEP 6144:jcTgav1cdCTuoPbgwmOLJvKRwLSFXdFwirGcEOkCybEaQRuy8KU5Rc:jSvO2x9mONvKRwLSFtsOkxHya5+
- TLSH T138D45B35A6808036C0B74631C6F64BAAF9B5BC25631195CFA384376A1F737D2BA3570E
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 5808 98f5c849 - 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 1 114.114.114.114 4536 9310f275bf968cc1b60220c43455649d7a1540b64149670e5d10e814bff7a3ac.exe Destination IP 2 223.5.5.5 4536 9310f275bf968cc1b60220c43455649d7a1540b64149670e5d10e814bff7a3ac.exe Destination IP 15 114.114.114.114 4536 9310f275bf968cc1b60220c43455649d7a1540b64149670e5d10e814bff7a3ac.exe Destination IP 16 223.5.5.5 4536 9310f275bf968cc1b60220c43455649d7a1540b64149670e5d10e814bff7a3ac.exe - Drops file in System32 directory 15 IoCs
description ioc Process File created C:\Windows\SysWOW64\98f5c849 9310f275bf968cc1b60220c43455649d7a1540b64149670e5d10e814bff7a3ac.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE 98f5c849 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 98f5c849 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies 98f5c849 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache 98f5c849 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 98f5c849 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 98f5c849 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData 98f5c849 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 98f5c849 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 98f5c849 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 98f5c849 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 98f5c849 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft 98f5c849 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content 98f5c849 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 98f5c849 -
resource yara_rule behavioral2/memory/4536-0-0x0000000000290000-0x000000000031C000-memory.dmp upx behavioral2/files/0x0009000000019cc1-2.dat upx behavioral2/memory/5808-4-0x0000000000CC0000-0x0000000000D4C000-memory.dmp upx behavioral2/memory/4536-12-0x0000000000290000-0x000000000031C000-memory.dmp upx behavioral2/memory/5808-13-0x0000000000CC0000-0x0000000000D4C000-memory.dmp upx behavioral2/memory/5808-30-0x0000000000CC0000-0x0000000000D4C000-memory.dmp upx - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\636f60 98f5c849 File opened for modification C:\Windows\4da870 9310f275bf968cc1b60220c43455649d7a1540b64149670e5d10e814bff7a3ac.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 9310f275bf968cc1b60220c43455649d7a1540b64149670e5d10e814bff7a3ac.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 98f5c849 - Modifies data under HKEY_USERS 9 IoCs
description ioc Process Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" 98f5c849 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" 98f5c849 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing 98f5c849 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix 98f5c849 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" 98f5c849 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" 98f5c849 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" 98f5c849 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ 98f5c849 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" 98f5c849 - Suspicious behavior: EnumeratesProcesses 22 IoCs
pid Process 5808 98f5c849 5808 98f5c849 5808 98f5c849 5808 98f5c849 5808 98f5c849 5808 98f5c849 5808 98f5c849 5808 98f5c849 4536 9310f275bf968cc1b60220c43455649d7a1540b64149670e5d10e814bff7a3ac.exe 4536 9310f275bf968cc1b60220c43455649d7a1540b64149670e5d10e814bff7a3ac.exe 4536 9310f275bf968cc1b60220c43455649d7a1540b64149670e5d10e814bff7a3ac.exe 4536 9310f275bf968cc1b60220c43455649d7a1540b64149670e5d10e814bff7a3ac.exe 4536 9310f275bf968cc1b60220c43455649d7a1540b64149670e5d10e814bff7a3ac.exe 4536 9310f275bf968cc1b60220c43455649d7a1540b64149670e5d10e814bff7a3ac.exe 4536 9310f275bf968cc1b60220c43455649d7a1540b64149670e5d10e814bff7a3ac.exe 4536 9310f275bf968cc1b60220c43455649d7a1540b64149670e5d10e814bff7a3ac.exe 4536 9310f275bf968cc1b60220c43455649d7a1540b64149670e5d10e814bff7a3ac.exe 4536 9310f275bf968cc1b60220c43455649d7a1540b64149670e5d10e814bff7a3ac.exe 4536 9310f275bf968cc1b60220c43455649d7a1540b64149670e5d10e814bff7a3ac.exe 4536 9310f275bf968cc1b60220c43455649d7a1540b64149670e5d10e814bff7a3ac.exe 4536 9310f275bf968cc1b60220c43455649d7a1540b64149670e5d10e814bff7a3ac.exe 4536 9310f275bf968cc1b60220c43455649d7a1540b64149670e5d10e814bff7a3ac.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 4536 9310f275bf968cc1b60220c43455649d7a1540b64149670e5d10e814bff7a3ac.exe Token: SeTcbPrivilege 4536 9310f275bf968cc1b60220c43455649d7a1540b64149670e5d10e814bff7a3ac.exe Token: SeDebugPrivilege 5808 98f5c849 Token: SeTcbPrivilege 5808 98f5c849
Processes
-
C:\Users\Admin\AppData\Local\Temp\9310f275bf968cc1b60220c43455649d7a1540b64149670e5d10e814bff7a3ac.exe"C:\Users\Admin\AppData\Local\Temp\9310f275bf968cc1b60220c43455649d7a1540b64149670e5d10e814bff7a3ac.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:4536
-
C:\Windows\Syswow64\98f5c849C:\Windows\Syswow64\98f5c8491⤵
- 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:5808
-
C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k GPSvcGroup1⤵PID:3216
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\98f5c849
- Size 640KB
- SHA256 74fdb44fe2d04189905709717b6f918b65632e03ed49b061dc82d1fd6b58c878
- MD5 a38d77f40cf216e4194087b06fc47464
- SHA1 c7a80d67f24e2f8f9ce30b18176a15bea31337b6
- SHA512 a8ed2b53ffab5d4c8f72eb0f48d5e8ace26dd5d4defc55f8ed69cabd0a854835b08b3cf154eb4d3bf4cec7be9454387c32f386ce9a9a1bb53822086ffb2dca6a
- SSDEEP 6144:BcTgav1cdCTuoPbgwmOLJvKRwLSFXdFwirGcEOkCybEaQRuy8KU5Rc:BSvO2x9mONvKRwLSFtsOkxHya5+
- TLSH T142D45B35A6808036C0B74631C6F64BAAF9B5BC25631195CFA384376A1F737D2BA3570E
- MD5 SHA1 SHA512 SSDEEP TLSH