Analysis
- max time kernel
149s - max time network
150s - platform
windows11-21h2_x64 - resource
win11-20260513-en - resource tags
arch:x64arch:x86image:win11-20260513-enlocale:en-usos:windows11-21h2-x64systemwindows - submitted
30/05/2026, 00:04
Behavioral task
behavioral1
Sample
773bbd468c50f3f617dfd3bab1182b6b8bba6b8e76780fdb6491644a03269ca3.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
10 signatures
150 seconds
General
- Target 773bbd468c50f3f617dfd3bab1182b6b8bba6b8e76780fdb6491644a03269ca3.exe
- Size 766KB
- Sample260530-ac3dvaby4w
- SHA256 773bbd468c50f3f617dfd3bab1182b6b8bba6b8e76780fdb6491644a03269ca3
- MD5 add037cb0d002baf72e949d29f154b48
- SHA1 9a104fff7b706fc184ca8921c643c8844b4dd358
- SHA512 3ec4b6fd3454044a03c06c9cc412784bbed80a0186a12a262e6181c9268bd0200bc2a2fbf08cf6f9dcc8cc6ceb5ba640c6c25ddded78c5907f51337fc69475a0
- SSDEEP 12288:iSvO2x9mONvKRwLSFtsOkx2LIa+ya5FAQjU/Liw:pvO2xJKRw2kOkx2LFRvcUV
- TLSH T1E5F45A31E241C03AD0A74576C6FA0BAFE564BD25531155CBA3C43A6A2FB36D2BE3170E
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 800 58b1409e - 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 4736 773bbd468c50f3f617dfd3bab1182b6b8bba6b8e76780fdb6491644a03269ca3.exe Destination IP 2 223.5.5.5 4736 773bbd468c50f3f617dfd3bab1182b6b8bba6b8e76780fdb6491644a03269ca3.exe Destination IP 10 114.114.114.114 4736 773bbd468c50f3f617dfd3bab1182b6b8bba6b8e76780fdb6491644a03269ca3.exe Destination IP 11 223.5.5.5 4736 773bbd468c50f3f617dfd3bab1182b6b8bba6b8e76780fdb6491644a03269ca3.exe - Drops file in System32 directory 17 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\AAD646CB44373074ADE741C38400E7E1 58b1409e File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\3EC845F33427F1C99AF855BE8930371C 58b1409e File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 58b1409e File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 58b1409e File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content 58b1409e File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft 58b1409e File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 58b1409e File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\AAD646CB44373074ADE741C38400E7E1 58b1409e File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies 58b1409e File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache 58b1409e File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData 58b1409e File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 58b1409e File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 58b1409e File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\3EC845F33427F1C99AF855BE8930371C 58b1409e File created C:\Windows\SysWOW64\58b1409e 773bbd468c50f3f617dfd3bab1182b6b8bba6b8e76780fdb6491644a03269ca3.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 58b1409e File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE 58b1409e -
resource yara_rule behavioral2/memory/4736-0-0x0000000000DC0000-0x0000000000E4C000-memory.dmp upx behavioral2/files/0x002400000002b210-2.dat upx behavioral2/memory/800-3-0x0000000000B70000-0x0000000000BFC000-memory.dmp upx behavioral2/memory/4736-12-0x0000000000DC0000-0x0000000000E4C000-memory.dmp upx behavioral2/memory/800-13-0x0000000000B70000-0x0000000000BFC000-memory.dmp upx behavioral2/memory/800-29-0x0000000000B70000-0x0000000000BFC000-memory.dmp upx - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\511500 773bbd468c50f3f617dfd3bab1182b6b8bba6b8e76780fdb6491644a03269ca3.exe File opened for modification C:\Windows\db240 58b1409e - 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 773bbd468c50f3f617dfd3bab1182b6b8bba6b8e76780fdb6491644a03269ca3.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 58b1409e - Modifies data under HKEY_USERS 9 IoCs
description ioc Process Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ 58b1409e Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" 58b1409e Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" 58b1409e Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" 58b1409e Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" 58b1409e Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix 58b1409e Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" 58b1409e Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing 58b1409e Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" 58b1409e - Suspicious behavior: EnumeratesProcesses 14 IoCs
pid Process 800 58b1409e 800 58b1409e 800 58b1409e 800 58b1409e 800 58b1409e 800 58b1409e 800 58b1409e 800 58b1409e 4736 773bbd468c50f3f617dfd3bab1182b6b8bba6b8e76780fdb6491644a03269ca3.exe 4736 773bbd468c50f3f617dfd3bab1182b6b8bba6b8e76780fdb6491644a03269ca3.exe 4736 773bbd468c50f3f617dfd3bab1182b6b8bba6b8e76780fdb6491644a03269ca3.exe 4736 773bbd468c50f3f617dfd3bab1182b6b8bba6b8e76780fdb6491644a03269ca3.exe 4736 773bbd468c50f3f617dfd3bab1182b6b8bba6b8e76780fdb6491644a03269ca3.exe 4736 773bbd468c50f3f617dfd3bab1182b6b8bba6b8e76780fdb6491644a03269ca3.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 4736 773bbd468c50f3f617dfd3bab1182b6b8bba6b8e76780fdb6491644a03269ca3.exe Token: SeTcbPrivilege 4736 773bbd468c50f3f617dfd3bab1182b6b8bba6b8e76780fdb6491644a03269ca3.exe Token: SeDebugPrivilege 800 58b1409e Token: SeTcbPrivilege 800 58b1409e
Processes
-
C:\Users\Admin\AppData\Local\Temp\773bbd468c50f3f617dfd3bab1182b6b8bba6b8e76780fdb6491644a03269ca3.exe"C:\Users\Admin\AppData\Local\Temp\773bbd468c50f3f617dfd3bab1182b6b8bba6b8e76780fdb6491644a03269ca3.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:4736
-
C:\Windows\Syswow64\58b1409eC:\Windows\Syswow64\58b1409e1⤵
- 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:800
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\58b1409e
- Size 766KB
- SHA256 69899d42bbe5eaa4e19f46a3bb5defab735e8c5053e7a6f9a10dd0ac377470d8
- MD5 5d00d3eed0ee4fb34dbe6f370a62c2ea
- SHA1 e8cbdd55791a3c44e78cacb5d5bc28849fc9f953
- SHA512 02cecad8ef623495e0794ce9564f116b552c8005776dc2f4d6337398b419e92c969b59dc4e51a8b35085f8969459c59d80a4c62758da03aae9b206e89a0a5745
- SSDEEP 12288:MSvO2x9mONvKRwLSFtsOkx2LIa+ya5FAQjU/Liw:/vO2xJKRw2kOkx2LFRvcUV
- TLSH T1AEF45A31E241C03AD0A74576C6FA0BAFE564BD25531155CBA3C43A6A2FB36D2BE3170E
- MD5 SHA1 SHA512 SSDEEP TLSH