Analysis
- max time kernel
150s - max time network
151s - platform
windows10-2004_x64 - resource
win10v2004-20260911-en - resource tags
arch:x64arch:x86image:win10v2004-20260911-enlocale:en-usos:windows10-2004-x64systemwindows - submitted
13/10/2026, 22:48
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
5f9bc81399ddb01d12feeef5d8562a95dcfb1b798babc3df44970da384632c7a.exe
Resource
win10v2004-20260911-en
9 signatures
150 seconds
Behavioral task
behavioral2
Sample
5f9bc81399ddb01d12feeef5d8562a95dcfb1b798babc3df44970da384632c7a.exe
Resource
win11ltsc2024-20260911-en
9 signatures
150 seconds
General
- Target 5f9bc81399ddb01d12feeef5d8562a95dcfb1b798babc3df44970da384632c7a.exe
- Size 419KB
- Sample261013-2raqxsds6m
- SHA256 5f9bc81399ddb01d12feeef5d8562a95dcfb1b798babc3df44970da384632c7a
- MD5 29fe0f01256135a6713e209c45bea30c
- SHA1 896afa3d82fb19983202e9a614281c851eebeb26
- SHA512 d9ea457c710bfae762cfcebebf8642e91292af5f6dea6ade8bd632486c1be83440cfdd09256e6a7be13a3958c89c739cf5d853fcd21799c1c70458d3e79549da
- SSDEEP 6144:X8a+AjLd9fSZLC/umZjqDvjZFXcEOkCybEaQRXr9HNdvOa:sa+4EZe/uwqDvDOkx2LIa
- TLSH T18F948D19FAA08036C5A38575C4A257A7FBB1752137209ACFA3A057561F237E3BD3630E
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
7/10
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 4164 ef090c08 - Unexpected DNS network traffic destination 18 IoCs
Network traffic to other servers than the configured DNS servers was detected on the DNS port.
description flow ioc pid Process Destination IP 43 223.5.5.5 3356 5f9bc81399ddb01d12feeef5d8562a95dcfb1b798babc3df44970da384632c7a.exe Destination IP 218 114.114.114.114 3356 5f9bc81399ddb01d12feeef5d8562a95dcfb1b798babc3df44970da384632c7a.exe Destination IP 219 223.5.5.5 3356 5f9bc81399ddb01d12feeef5d8562a95dcfb1b798babc3df44970da384632c7a.exe Destination IP 299 114.114.114.114 3356 5f9bc81399ddb01d12feeef5d8562a95dcfb1b798babc3df44970da384632c7a.exe Destination IP 300 223.5.5.5 3356 5f9bc81399ddb01d12feeef5d8562a95dcfb1b798babc3df44970da384632c7a.exe Destination IP 398 114.114.114.114 3356 5f9bc81399ddb01d12feeef5d8562a95dcfb1b798babc3df44970da384632c7a.exe Destination IP 399 223.5.5.5 3356 5f9bc81399ddb01d12feeef5d8562a95dcfb1b798babc3df44970da384632c7a.exe Destination IP 121 114.114.114.114 4164 ef090c08 Destination IP 122 223.5.5.5 3356 5f9bc81399ddb01d12feeef5d8562a95dcfb1b798babc3df44970da384632c7a.exe Destination IP 367 114.114.114.114 3356 5f9bc81399ddb01d12feeef5d8562a95dcfb1b798babc3df44970da384632c7a.exe Destination IP 368 223.5.5.5 3356 5f9bc81399ddb01d12feeef5d8562a95dcfb1b798babc3df44970da384632c7a.exe Destination IP 459 114.114.114.114 3356 5f9bc81399ddb01d12feeef5d8562a95dcfb1b798babc3df44970da384632c7a.exe Destination IP 3 114.114.114.114 3356 5f9bc81399ddb01d12feeef5d8562a95dcfb1b798babc3df44970da384632c7a.exe Destination IP 4 223.5.5.5 3356 5f9bc81399ddb01d12feeef5d8562a95dcfb1b798babc3df44970da384632c7a.exe Destination IP 42 114.114.114.114 3356 5f9bc81399ddb01d12feeef5d8562a95dcfb1b798babc3df44970da384632c7a.exe Destination IP 148 114.114.114.114 3356 5f9bc81399ddb01d12feeef5d8562a95dcfb1b798babc3df44970da384632c7a.exe Destination IP 150 223.5.5.5 3356 5f9bc81399ddb01d12feeef5d8562a95dcfb1b798babc3df44970da384632c7a.exe Destination IP 460 223.5.5.5 3356 5f9bc81399ddb01d12feeef5d8562a95dcfb1b798babc3df44970da384632c7a.exe - Drops file in System32 directory 13 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 ef090c08 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 ef090c08 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 ef090c08 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies ef090c08 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 ef090c08 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft ef090c08 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData ef090c08 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content ef090c08 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 ef090c08 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 ef090c08 File created C:\Windows\SysWOW64\ef090c08 5f9bc81399ddb01d12feeef5d8562a95dcfb1b798babc3df44970da384632c7a.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE ef090c08 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache ef090c08 - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\474a08 ef090c08 File opened for modification C:\Windows\3974b8 5f9bc81399ddb01d12feeef5d8562a95dcfb1b798babc3df44970da384632c7a.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\Domain 5f9bc81399ddb01d12feeef5d8562a95dcfb1b798babc3df44970da384632c7a.exe Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Tcpip\Parameters\Hostname ef090c08 Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Tcpip\Parameters\Domain ef090c08 Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Tcpip\Parameters\Hostname 5f9bc81399ddb01d12feeef5d8562a95dcfb1b798babc3df44970da384632c7a.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 ef090c08 Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 5f9bc81399ddb01d12feeef5d8562a95dcfb1b798babc3df44970da384632c7a.exe - Modifies data under HKEY_USERS 9 IoCs
description ioc Process Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" ef090c08 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" ef090c08 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" ef090c08 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing ef090c08 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix ef090c08 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" ef090c08 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" ef090c08 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ ef090c08 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" ef090c08 - Suspicious behavior: EnumeratesProcesses 14 IoCs
pid Process 4164 ef090c08 4164 ef090c08 4164 ef090c08 4164 ef090c08 4164 ef090c08 4164 ef090c08 4164 ef090c08 4164 ef090c08 3356 5f9bc81399ddb01d12feeef5d8562a95dcfb1b798babc3df44970da384632c7a.exe 3356 5f9bc81399ddb01d12feeef5d8562a95dcfb1b798babc3df44970da384632c7a.exe 3356 5f9bc81399ddb01d12feeef5d8562a95dcfb1b798babc3df44970da384632c7a.exe 3356 5f9bc81399ddb01d12feeef5d8562a95dcfb1b798babc3df44970da384632c7a.exe 3356 5f9bc81399ddb01d12feeef5d8562a95dcfb1b798babc3df44970da384632c7a.exe 3356 5f9bc81399ddb01d12feeef5d8562a95dcfb1b798babc3df44970da384632c7a.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 3356 5f9bc81399ddb01d12feeef5d8562a95dcfb1b798babc3df44970da384632c7a.exe Token: SeTcbPrivilege 3356 5f9bc81399ddb01d12feeef5d8562a95dcfb1b798babc3df44970da384632c7a.exe Token: SeDebugPrivilege 4164 ef090c08 Token: SeTcbPrivilege 4164 ef090c08
Processes
-
C:\Users\Admin\AppData\Local\Temp\5f9bc81399ddb01d12feeef5d8562a95dcfb1b798babc3df44970da384632c7a.exe"C:\Users\Admin\AppData\Local\Temp\5f9bc81399ddb01d12feeef5d8562a95dcfb1b798babc3df44970da384632c7a.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:3356
-
C:\Windows\Syswow64\ef090c08C:\Windows\Syswow64\ef090c081⤵
- 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:4164
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\ef090c08
- Size 419KB
- SHA256 40dc21fa7925f082874ec51f82de3ae05f48a238a4d8c1ec795887d73054b18c
- MD5 93077ddbaa8071c2623d95cc20bf82b9
- SHA1 77a3a296d0aa025632706199f7c5a08fd639bd8c
- SHA512 5716a6a19793e1a6a6a2a023e3d138258913f0e449169512a9b3422e63c0cf9f3c22596c68cee4d25843a510a2b46238a38469c08293a1ad38c2f261af15d091
- SSDEEP 6144:m8a+AjLd9fSZLC/umZjqDvjZFXcEOkCybEaQRXr9HNdvOa:Pa+4EZe/uwqDvDOkx2LIa
- TLSH T1CE948D19FAA08036C5A38575C4A257A7FBB1752137209ACFA3A057561F237E3BD3630E
- MD5 SHA1 SHA512 SSDEEP TLSH