Analysis
- max time kernel
148s - max time network
152s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260710-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260710-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
02/08/2026, 05:03
Behavioral task
behavioral1
Sample
98396ff6cd69e0b82313d2b1ba8a78f2059f7975d343af7410bc5e606a31a1ab.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
9 signatures
150 seconds
General
- Target 98396ff6cd69e0b82313d2b1ba8a78f2059f7975d343af7410bc5e606a31a1ab.exe
- Size 761KB
- Sample260802-fps9ladd55
- SHA256 98396ff6cd69e0b82313d2b1ba8a78f2059f7975d343af7410bc5e606a31a1ab
- MD5 17a411539ae3ddc20eebb0463bb354e5
- SHA1 7b79a6e961da691821d4acb7d1e500cc01038b61
- SHA512 4a6a5a705266beb40f8a2f0298c47c5fa0a988b5a2eed0930f84d3e31f93f2c5042acf645f5ccb8379a887adc7a0b3db0abc4c034a92d940e39df61bb4ef9444
- SSDEEP 12288:2SvO2x9mONvKRwLSFtsOkxHya5hYIW0p98B:1vO2xJKRw2kOkxSkW298B
- TLSH T1A9F49E35A2808036C0B34532C6F94AABF9797D35631565CBA3843B662F737D2BA3570E
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 3852 1310e338 - 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 9 223.5.5.5 2960 98396ff6cd69e0b82313d2b1ba8a78f2059f7975d343af7410bc5e606a31a1ab.exe Destination IP 1 114.114.114.114 2960 98396ff6cd69e0b82313d2b1ba8a78f2059f7975d343af7410bc5e606a31a1ab.exe Destination IP 2 223.5.5.5 2960 98396ff6cd69e0b82313d2b1ba8a78f2059f7975d343af7410bc5e606a31a1ab.exe Destination IP 8 114.114.114.114 2960 98396ff6cd69e0b82313d2b1ba8a78f2059f7975d343af7410bc5e606a31a1ab.exe - Drops file in System32 directory 15 IoCs
description ioc Process File created C:\Windows\SysWOW64\1310e338 98396ff6cd69e0b82313d2b1ba8a78f2059f7975d343af7410bc5e606a31a1ab.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData 1310e338 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content 1310e338 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 1310e338 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 1310e338 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\3EC845F33427F1C99AF855BE8930371C 1310e338 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 1310e338 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE 1310e338 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache 1310e338 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 1310e338 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 1310e338 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 1310e338 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\3EC845F33427F1C99AF855BE8930371C 1310e338 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies 1310e338 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft 1310e338 -
resource yara_rule behavioral2/memory/2960-0-0x0000000000490000-0x000000000051C000-memory.dmp upx behavioral2/memory/3852-4-0x0000000000480000-0x000000000050C000-memory.dmp upx behavioral2/files/0x000f00000001b664-3.dat upx behavioral2/memory/2960-10-0x0000000000490000-0x000000000051C000-memory.dmp upx behavioral2/memory/3852-11-0x0000000000480000-0x000000000050C000-memory.dmp upx behavioral2/memory/3852-32-0x0000000000480000-0x000000000050C000-memory.dmp upx - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\32ad20 98396ff6cd69e0b82313d2b1ba8a78f2059f7975d343af7410bc5e606a31a1ab.exe File opened for modification C:\Windows\41f298 1310e338 - 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 98396ff6cd69e0b82313d2b1ba8a78f2059f7975d343af7410bc5e606a31a1ab.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 1310e338 - 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 1310e338 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" 1310e338 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ 1310e338 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" 1310e338 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" 1310e338 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" 1310e338 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" 1310e338 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" 1310e338 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing 1310e338 - Suspicious behavior: EnumeratesProcesses 22 IoCs
pid Process 3852 1310e338 3852 1310e338 3852 1310e338 3852 1310e338 3852 1310e338 3852 1310e338 3852 1310e338 3852 1310e338 2960 98396ff6cd69e0b82313d2b1ba8a78f2059f7975d343af7410bc5e606a31a1ab.exe 2960 98396ff6cd69e0b82313d2b1ba8a78f2059f7975d343af7410bc5e606a31a1ab.exe 2960 98396ff6cd69e0b82313d2b1ba8a78f2059f7975d343af7410bc5e606a31a1ab.exe 2960 98396ff6cd69e0b82313d2b1ba8a78f2059f7975d343af7410bc5e606a31a1ab.exe 2960 98396ff6cd69e0b82313d2b1ba8a78f2059f7975d343af7410bc5e606a31a1ab.exe 2960 98396ff6cd69e0b82313d2b1ba8a78f2059f7975d343af7410bc5e606a31a1ab.exe 2960 98396ff6cd69e0b82313d2b1ba8a78f2059f7975d343af7410bc5e606a31a1ab.exe 2960 98396ff6cd69e0b82313d2b1ba8a78f2059f7975d343af7410bc5e606a31a1ab.exe 2960 98396ff6cd69e0b82313d2b1ba8a78f2059f7975d343af7410bc5e606a31a1ab.exe 2960 98396ff6cd69e0b82313d2b1ba8a78f2059f7975d343af7410bc5e606a31a1ab.exe 2960 98396ff6cd69e0b82313d2b1ba8a78f2059f7975d343af7410bc5e606a31a1ab.exe 2960 98396ff6cd69e0b82313d2b1ba8a78f2059f7975d343af7410bc5e606a31a1ab.exe 2960 98396ff6cd69e0b82313d2b1ba8a78f2059f7975d343af7410bc5e606a31a1ab.exe 2960 98396ff6cd69e0b82313d2b1ba8a78f2059f7975d343af7410bc5e606a31a1ab.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 2960 98396ff6cd69e0b82313d2b1ba8a78f2059f7975d343af7410bc5e606a31a1ab.exe Token: SeTcbPrivilege 2960 98396ff6cd69e0b82313d2b1ba8a78f2059f7975d343af7410bc5e606a31a1ab.exe Token: SeDebugPrivilege 3852 1310e338 Token: SeTcbPrivilege 3852 1310e338
Processes
-
C:\Users\Admin\AppData\Local\Temp\98396ff6cd69e0b82313d2b1ba8a78f2059f7975d343af7410bc5e606a31a1ab.exe"C:\Users\Admin\AppData\Local\Temp\98396ff6cd69e0b82313d2b1ba8a78f2059f7975d343af7410bc5e606a31a1ab.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:2960
-
C:\Windows\Syswow64\1310e338C:\Windows\Syswow64\1310e3381⤵
- 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:3852
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\1310e338
- Size 761KB
- SHA256 ad0044d22a3a480d4df24518d5a357a02151312333c46e594b7ff98ca7544dd2
- MD5 fef759ec8fab22b0f43c4547480c1ce3
- SHA1 ed87966e55cc4933e1e473b6ebe716b8e799d40a
- SHA512 b17bfa4180ce0ab36ca56022dfdc24f1ae38b210ea6d3ff8baa51f1394feffab33551e65847e7cc2a34fbfedb92d15afb5abdbd60a3a464599c1813958fa64b9
- SSDEEP 12288:ESvO2x9mONvKRwLSFtsOkxHya5hYIW0p98B:3vO2xJKRw2kOkxSkW298B
- TLSH T11FF49E35A2808036C0B34532C6F94AABF9797D35631565CBA3843B662F737D2BA3570E
- MD5 SHA1 SHA512 SSDEEP TLSH