Analysis
- max time kernel
150s - max time network
152s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260911-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
14/10/2026, 07:47
Behavioral task
behavioral1
Sample
2bcbd2450f4f0824b9aa5133bf336b4908985a9dce687b52ef22330f1ac03a99.exe
Resource
win10v2004-20260911-en
windows10-2004-x64
10 signatures
150 seconds
General
- Target 2bcbd2450f4f0824b9aa5133bf336b4908985a9dce687b52ef22330f1ac03a99.exe
- Size 1.2MB
- Sample261014-jmvlesfb76
- SHA256 2bcbd2450f4f0824b9aa5133bf336b4908985a9dce687b52ef22330f1ac03a99
- MD5 a289fa7c96e0aeb8ebddb4cd0f7d2847
- SHA1 c4bb3fb779cbf935fedc98da0efaa114195ce78c
- SHA512 f81066c64322583892d2735952d8c29a25674713c7f9ad821a6fb0ccd75a3fb0ee8b2b22020601340a282ce8cc339922175e88a3bcfbf1fc88e1c338dd495bbf
- SSDEEP 24576:yvO2xJKRw2kOkx2LFRvhuZ98Es8k3OH3C0rQ6+y:yHHKe2WQXhuTtS0rQi
- TLSH T188559E31E641C036D4A70176C6B94BBFA578BD22072555CBE3D43A6A2F723D2AE3170E
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 4892 9191539a - Unexpected DNS network traffic destination 23 IoCs
Network traffic to other servers than the configured DNS servers was detected on the DNS port.
description flow ioc pid Process Destination IP 317 114.114.114.114 3564 2bcbd2450f4f0824b9aa5133bf336b4908985a9dce687b52ef22330f1ac03a99.exe Destination IP 318 223.5.5.5 3564 2bcbd2450f4f0824b9aa5133bf336b4908985a9dce687b52ef22330f1ac03a99.exe Destination IP 348 223.5.5.5 3564 2bcbd2450f4f0824b9aa5133bf336b4908985a9dce687b52ef22330f1ac03a99.exe Destination IP 403 114.114.114.114 3564 2bcbd2450f4f0824b9aa5133bf336b4908985a9dce687b52ef22330f1ac03a99.exe Destination IP 458 223.5.5.5 3564 2bcbd2450f4f0824b9aa5133bf336b4908985a9dce687b52ef22330f1ac03a99.exe Destination IP 145 223.5.5.5 3564 2bcbd2450f4f0824b9aa5133bf336b4908985a9dce687b52ef22330f1ac03a99.exe Destination IP 176 114.114.114.114 3564 2bcbd2450f4f0824b9aa5133bf336b4908985a9dce687b52ef22330f1ac03a99.exe Destination IP 347 114.114.114.114 3564 2bcbd2450f4f0824b9aa5133bf336b4908985a9dce687b52ef22330f1ac03a99.exe Destination IP 1 114.114.114.114 3564 2bcbd2450f4f0824b9aa5133bf336b4908985a9dce687b52ef22330f1ac03a99.exe Destination IP 90 223.5.5.5 3564 2bcbd2450f4f0824b9aa5133bf336b4908985a9dce687b52ef22330f1ac03a99.exe Destination IP 177 223.5.5.5 3564 2bcbd2450f4f0824b9aa5133bf336b4908985a9dce687b52ef22330f1ac03a99.exe Destination IP 279 114.114.114.114 3564 2bcbd2450f4f0824b9aa5133bf336b4908985a9dce687b52ef22330f1ac03a99.exe Destination IP 281 223.5.5.5 3564 2bcbd2450f4f0824b9aa5133bf336b4908985a9dce687b52ef22330f1ac03a99.exe Destination IP 457 114.114.114.114 3564 2bcbd2450f4f0824b9aa5133bf336b4908985a9dce687b52ef22330f1ac03a99.exe Destination IP 2 223.5.5.5 3564 2bcbd2450f4f0824b9aa5133bf336b4908985a9dce687b52ef22330f1ac03a99.exe Destination IP 35 114.114.114.114 3564 2bcbd2450f4f0824b9aa5133bf336b4908985a9dce687b52ef22330f1ac03a99.exe Destination IP 36 223.5.5.5 3564 2bcbd2450f4f0824b9aa5133bf336b4908985a9dce687b52ef22330f1ac03a99.exe Destination IP 231 223.5.5.5 3564 2bcbd2450f4f0824b9aa5133bf336b4908985a9dce687b52ef22330f1ac03a99.exe Destination IP 315 114.114.114.114 3564 2bcbd2450f4f0824b9aa5133bf336b4908985a9dce687b52ef22330f1ac03a99.exe Destination IP 404 223.5.5.5 3564 2bcbd2450f4f0824b9aa5133bf336b4908985a9dce687b52ef22330f1ac03a99.exe Destination IP 89 114.114.114.114 4892 9191539a Destination IP 144 114.114.114.114 3564 2bcbd2450f4f0824b9aa5133bf336b4908985a9dce687b52ef22330f1ac03a99.exe Destination IP 230 114.114.114.114 3564 2bcbd2450f4f0824b9aa5133bf336b4908985a9dce687b52ef22330f1ac03a99.exe - Drops file in System32 directory 15 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 9191539a File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 9191539a File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 9191539a File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE 9191539a File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft 9191539a File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 9191539a File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 9191539a File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache 9191539a File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content 9191539a File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 9191539a File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 9191539a File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies 9191539a File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 9191539a File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData 9191539a File created C:\Windows\SysWOW64\9191539a 2bcbd2450f4f0824b9aa5133bf336b4908985a9dce687b52ef22330f1ac03a99.exe -
resource yara_rule behavioral2/memory/3564-0-0x0000000000C30000-0x0000000000CBC000-memory.dmp upx behavioral2/files/0x000600000001b85a-2.dat upx behavioral2/memory/4892-3-0x0000000000FB0000-0x000000000103C000-memory.dmp upx behavioral2/memory/3564-20-0x0000000000C30000-0x0000000000CBC000-memory.dmp upx behavioral2/memory/4892-21-0x0000000000FB0000-0x000000000103C000-memory.dmp upx behavioral2/memory/4892-44-0x0000000000FB0000-0x000000000103C000-memory.dmp upx - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\53c0b8 9191539a File opened for modification C:\Windows\3d0458 2bcbd2450f4f0824b9aa5133bf336b4908985a9dce687b52ef22330f1ac03a99.exe - Reads the TCP/IP host and domain name from the registry 1 TTPs 4 IoCs
The configured hostname and DNS domain identify the machine and are commonly collected to profile a host before it reports in.
description ioc Process Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Tcpip\Parameters\Hostname 9191539a Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Tcpip\Parameters\Domain 9191539a Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Tcpip\Parameters\Hostname 2bcbd2450f4f0824b9aa5133bf336b4908985a9dce687b52ef22330f1ac03a99.exe Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Tcpip\Parameters\Domain 2bcbd2450f4f0824b9aa5133bf336b4908985a9dce687b52ef22330f1ac03a99.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 2bcbd2450f4f0824b9aa5133bf336b4908985a9dce687b52ef22330f1ac03a99.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 9191539a - 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\History\CachePrefix = "Visited:" 9191539a Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" 9191539a Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" 9191539a Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ 9191539a Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" 9191539a Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" 9191539a Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing 9191539a Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix 9191539a Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" 9191539a - Suspicious behavior: EnumeratesProcesses 22 IoCs
pid Process 4892 9191539a 4892 9191539a 4892 9191539a 4892 9191539a 4892 9191539a 4892 9191539a 4892 9191539a 4892 9191539a 3564 2bcbd2450f4f0824b9aa5133bf336b4908985a9dce687b52ef22330f1ac03a99.exe 3564 2bcbd2450f4f0824b9aa5133bf336b4908985a9dce687b52ef22330f1ac03a99.exe 3564 2bcbd2450f4f0824b9aa5133bf336b4908985a9dce687b52ef22330f1ac03a99.exe 3564 2bcbd2450f4f0824b9aa5133bf336b4908985a9dce687b52ef22330f1ac03a99.exe 3564 2bcbd2450f4f0824b9aa5133bf336b4908985a9dce687b52ef22330f1ac03a99.exe 3564 2bcbd2450f4f0824b9aa5133bf336b4908985a9dce687b52ef22330f1ac03a99.exe 3564 2bcbd2450f4f0824b9aa5133bf336b4908985a9dce687b52ef22330f1ac03a99.exe 3564 2bcbd2450f4f0824b9aa5133bf336b4908985a9dce687b52ef22330f1ac03a99.exe 3564 2bcbd2450f4f0824b9aa5133bf336b4908985a9dce687b52ef22330f1ac03a99.exe 3564 2bcbd2450f4f0824b9aa5133bf336b4908985a9dce687b52ef22330f1ac03a99.exe 3564 2bcbd2450f4f0824b9aa5133bf336b4908985a9dce687b52ef22330f1ac03a99.exe 3564 2bcbd2450f4f0824b9aa5133bf336b4908985a9dce687b52ef22330f1ac03a99.exe 3564 2bcbd2450f4f0824b9aa5133bf336b4908985a9dce687b52ef22330f1ac03a99.exe 3564 2bcbd2450f4f0824b9aa5133bf336b4908985a9dce687b52ef22330f1ac03a99.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 3564 2bcbd2450f4f0824b9aa5133bf336b4908985a9dce687b52ef22330f1ac03a99.exe Token: SeTcbPrivilege 3564 2bcbd2450f4f0824b9aa5133bf336b4908985a9dce687b52ef22330f1ac03a99.exe Token: SeDebugPrivilege 4892 9191539a Token: SeTcbPrivilege 4892 9191539a
Processes
-
C:\Users\Admin\AppData\Local\Temp\2bcbd2450f4f0824b9aa5133bf336b4908985a9dce687b52ef22330f1ac03a99.exe"C:\Users\Admin\AppData\Local\Temp\2bcbd2450f4f0824b9aa5133bf336b4908985a9dce687b52ef22330f1ac03a99.exe"1⤵
- Unexpected DNS network traffic destination
- Drops file in System32 directory
- Drops file in Windows directory
- Reads the TCP/IP host and domain name from the registry
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3564
-
C:\Windows\Syswow64\9191539aC:\Windows\Syswow64\9191539a1⤵
- Executes dropped EXE
- Unexpected DNS network traffic destination
- Drops file in System32 directory
- Drops file in Windows directory
- Reads the TCP/IP host and domain name from the registry
- System Location Discovery: System Language Discovery
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4892
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\9191539a
- Size 1.2MB
- SHA256 458c289723da7beba955667513e43cc36d869d943929827b78bbe3a22d7a5174
- MD5 4529e13bac2845cc0938860c5330ddfd
- SHA1 3a9b3173987b14f0a429254b757116b895bc0534
- SHA512 c06f9103fbb2ad06ec0b2be1124cf472a6703f0313d2fc1d931525c5ede71f786fed8f6a8d7066a986155f379b59e7a75b2172aa121a84849d5b28c5c2f9626a
- SSDEEP 24576:JvO2xJKRw2kOkx2LFRvhuZ98Es8k3OH3C0rQ6+y:JHHKe2WQXhuTtS0rQi
- TLSH T1C4559E31E641C036D4A70176C6B94BBFA578BD22072555CBE3D43A6A2F722D2AE3170E
- MD5 SHA1 SHA512 SSDEEP TLSH