Analysis
- max time kernel
150s - max time network
143s - platform
windows10-2004_x64 - resource
win10v2004-20260911-en - resource tags
arch:x64arch:x86image:win10v2004-20260911-enlocale:en-usos:windows10-2004-x64systemwindows - submitted
17/10/2026, 09:56
Behavioral task
behavioral1
Sample
9b0bc8037792c25e17caf4b847b42f2275e8e1881018ea7577a7ce44200c3834.exe
Resource
win10v2004-20260911-en
windows10-2004-x64
10 signatures
150 seconds
General
- Target 9b0bc8037792c25e17caf4b847b42f2275e8e1881018ea7577a7ce44200c3834.exe
- Size 766KB
- Sample261017-lyjpeaec49
- SHA256 9b0bc8037792c25e17caf4b847b42f2275e8e1881018ea7577a7ce44200c3834
- MD5 58a927c4003fc237045cf8083365a31d
- SHA1 bfd2ba154b60b73109be94b882d439cb4a6d0880
- SHA512 9a74b72f29749b13523d069b08a107388ae50e5ec23173698403d694ee803dc4ce61d91a0c2c6d0a7503eff3085204fd5f6cfa170874e6e0dd1c10393fdaccf1
- SSDEEP 12288:+SvO2x9mONvKRwLSFtsOkx2LIa+ya5FAQjU/Liw:9vO2xJKRw2kOkx2LFRvcUV
- TLSH T1B7F45A31E241C03AD0A74576C6FA0BAFE564BD25531155CBA3C43A6A2FB36D2BE3170E
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 4188 27b4bc6b - Unexpected DNS network traffic destination 20 IoCs
Network traffic to other servers than the configured DNS servers was detected on the DNS port.
description flow ioc pid Process Destination IP 46 114.114.114.114 1104 9b0bc8037792c25e17caf4b847b42f2275e8e1881018ea7577a7ce44200c3834.exe Destination IP 111 114.114.114.114 4188 27b4bc6b Destination IP 360 223.5.5.5 1104 9b0bc8037792c25e17caf4b847b42f2275e8e1881018ea7577a7ce44200c3834.exe Destination IP 396 114.114.114.114 1104 9b0bc8037792c25e17caf4b847b42f2275e8e1881018ea7577a7ce44200c3834.exe Destination IP 47 223.5.5.5 1104 9b0bc8037792c25e17caf4b847b42f2275e8e1881018ea7577a7ce44200c3834.exe Destination IP 178 114.114.114.114 1104 9b0bc8037792c25e17caf4b847b42f2275e8e1881018ea7577a7ce44200c3834.exe Destination IP 179 223.5.5.5 1104 9b0bc8037792c25e17caf4b847b42f2275e8e1881018ea7577a7ce44200c3834.exe Destination IP 277 114.114.114.114 1104 9b0bc8037792c25e17caf4b847b42f2275e8e1881018ea7577a7ce44200c3834.exe Destination IP 334 114.114.114.114 1104 9b0bc8037792c25e17caf4b847b42f2275e8e1881018ea7577a7ce44200c3834.exe Destination IP 337 223.5.5.5 1104 9b0bc8037792c25e17caf4b847b42f2275e8e1881018ea7577a7ce44200c3834.exe Destination IP 216 114.114.114.114 1104 9b0bc8037792c25e17caf4b847b42f2275e8e1881018ea7577a7ce44200c3834.exe Destination IP 217 223.5.5.5 1104 9b0bc8037792c25e17caf4b847b42f2275e8e1881018ea7577a7ce44200c3834.exe Destination IP 359 114.114.114.114 1104 9b0bc8037792c25e17caf4b847b42f2275e8e1881018ea7577a7ce44200c3834.exe Destination IP 397 223.5.5.5 1104 9b0bc8037792c25e17caf4b847b42f2275e8e1881018ea7577a7ce44200c3834.exe Destination IP 112 223.5.5.5 1104 9b0bc8037792c25e17caf4b847b42f2275e8e1881018ea7577a7ce44200c3834.exe Destination IP 278 223.5.5.5 1104 9b0bc8037792c25e17caf4b847b42f2275e8e1881018ea7577a7ce44200c3834.exe Destination IP 457 114.114.114.114 1104 9b0bc8037792c25e17caf4b847b42f2275e8e1881018ea7577a7ce44200c3834.exe Destination IP 458 223.5.5.5 1104 9b0bc8037792c25e17caf4b847b42f2275e8e1881018ea7577a7ce44200c3834.exe Destination IP 3 114.114.114.114 1104 9b0bc8037792c25e17caf4b847b42f2275e8e1881018ea7577a7ce44200c3834.exe Destination IP 4 223.5.5.5 1104 9b0bc8037792c25e17caf4b847b42f2275e8e1881018ea7577a7ce44200c3834.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 27b4bc6b File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content 27b4bc6b File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 27b4bc6b File created C:\Windows\SysWOW64\27b4bc6b 9b0bc8037792c25e17caf4b847b42f2275e8e1881018ea7577a7ce44200c3834.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 27b4bc6b File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE 27b4bc6b File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft 27b4bc6b File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache 27b4bc6b File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData 27b4bc6b File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 27b4bc6b File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 27b4bc6b File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies 27b4bc6b File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 27b4bc6b -
resource yara_rule behavioral1/memory/1104-0-0x00000000004D0000-0x000000000055C000-memory.dmp upx behavioral1/files/0x00070000000004e8-3.dat upx behavioral1/memory/4188-4-0x00000000002F0000-0x000000000037C000-memory.dmp upx behavioral1/memory/1104-18-0x00000000004D0000-0x000000000055C000-memory.dmp upx behavioral1/memory/4188-19-0x00000000002F0000-0x000000000037C000-memory.dmp upx behavioral1/memory/4188-38-0x00000000002F0000-0x000000000037C000-memory.dmp upx - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\47b338 27b4bc6b File opened for modification C:\Windows\12e6a0 9b0bc8037792c25e17caf4b847b42f2275e8e1881018ea7577a7ce44200c3834.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 27b4bc6b Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Tcpip\Parameters\Domain 27b4bc6b Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Tcpip\Parameters\Hostname 9b0bc8037792c25e17caf4b847b42f2275e8e1881018ea7577a7ce44200c3834.exe Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Tcpip\Parameters\Domain 9b0bc8037792c25e17caf4b847b42f2275e8e1881018ea7577a7ce44200c3834.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 9b0bc8037792c25e17caf4b847b42f2275e8e1881018ea7577a7ce44200c3834.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 27b4bc6b - 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 27b4bc6b Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" 27b4bc6b Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" 27b4bc6b Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" 27b4bc6b Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ 27b4bc6b Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" 27b4bc6b Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" 27b4bc6b Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" 27b4bc6b Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing 27b4bc6b - Suspicious behavior: EnumeratesProcesses 14 IoCs
pid Process 4188 27b4bc6b 4188 27b4bc6b 4188 27b4bc6b 4188 27b4bc6b 4188 27b4bc6b 4188 27b4bc6b 4188 27b4bc6b 4188 27b4bc6b 1104 9b0bc8037792c25e17caf4b847b42f2275e8e1881018ea7577a7ce44200c3834.exe 1104 9b0bc8037792c25e17caf4b847b42f2275e8e1881018ea7577a7ce44200c3834.exe 1104 9b0bc8037792c25e17caf4b847b42f2275e8e1881018ea7577a7ce44200c3834.exe 1104 9b0bc8037792c25e17caf4b847b42f2275e8e1881018ea7577a7ce44200c3834.exe 1104 9b0bc8037792c25e17caf4b847b42f2275e8e1881018ea7577a7ce44200c3834.exe 1104 9b0bc8037792c25e17caf4b847b42f2275e8e1881018ea7577a7ce44200c3834.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 1104 9b0bc8037792c25e17caf4b847b42f2275e8e1881018ea7577a7ce44200c3834.exe Token: SeTcbPrivilege 1104 9b0bc8037792c25e17caf4b847b42f2275e8e1881018ea7577a7ce44200c3834.exe Token: SeDebugPrivilege 4188 27b4bc6b Token: SeTcbPrivilege 4188 27b4bc6b
Processes
-
C:\Users\Admin\AppData\Local\Temp\9b0bc8037792c25e17caf4b847b42f2275e8e1881018ea7577a7ce44200c3834.exe"C:\Users\Admin\AppData\Local\Temp\9b0bc8037792c25e17caf4b847b42f2275e8e1881018ea7577a7ce44200c3834.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:1104
-
C:\Windows\Syswow64\27b4bc6bC:\Windows\Syswow64\27b4bc6b1⤵
- 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:4188
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\27b4bc6b
- Size 766KB
- SHA256 8ef82134d37f91623af981d31496f8c4fe709363f805d1c518f00192b2f72cef
- MD5 89c9776748267c1b3795b1951b86fee9
- SHA1 4c5b205e6aacbfbc738531253d8e03df74faac3d
- SHA512 66ff05649dad2dea2fc2a43de07f0968a54825f4386a53eef2fa4e44411b756872cd306fab9e2a38fd20ab7b7e5688f0073b67a0cb674e025192db7d589fac4e
- SSDEEP 12288:jSvO2x9mONvKRwLSFtsOkx2LIa+ya5FAQjU/Liw:WvO2xJKRw2kOkx2LFRvcUV
- TLSH T13DF45A31E241C03AD0A74576C6FA0BAFE564BD25531155CBA3C43A6A2FB36D2BE3170E
- MD5 SHA1 SHA512 SSDEEP TLSH