Analysis
- max time kernel
149s - max time network
147s - platform
windows10-2004_x64 - resource
win10v2004-20260513-en - resource tags
arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows - submitted
27/07/2026, 22:16
Behavioral task
behavioral1
Sample
9fd32171e1e46153aa410bb2a12f3c9fc17053c96c7226099a6fc9a4f7813e4c.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
9 signatures
150 seconds
General
- Target 9fd32171e1e46153aa410bb2a12f3c9fc17053c96c7226099a6fc9a4f7813e4c.exe
- Size 2.5MB
- Sample260727-17a6yseq9t
- SHA256 9fd32171e1e46153aa410bb2a12f3c9fc17053c96c7226099a6fc9a4f7813e4c
- MD5 b2dcc457ffea76f731bcc243c82ccb81
- SHA1 62f43279bbffbe299aed7d4089ed043426fef713
- SHA512 0e3888f6d0e82768e1de1bfec88a823b0f66d05e214f408a126224a1d22fa69cc74279bb92674781cc59e9e9854aa9cff754e48f47b38a677431ba3f7d9e0a62
- SSDEEP 49152:/HHKe2WQX56/OJdJCXDrsOFZMjHfUTGkQy5QZuTtN:/nKGEkOhCXHHFZMjHfUKkVWsT
- TLSH T1F4C58E31E6818136D1B34671C6FA57BBA5247C211721A5CFA3C87A2A1F736D3AE3170E
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 1612 f129c558 - 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 3 114.114.114.114 2488 9fd32171e1e46153aa410bb2a12f3c9fc17053c96c7226099a6fc9a4f7813e4c.exe Destination IP 4 223.5.5.5 2488 9fd32171e1e46153aa410bb2a12f3c9fc17053c96c7226099a6fc9a4f7813e4c.exe Destination IP 27 114.114.114.114 2488 9fd32171e1e46153aa410bb2a12f3c9fc17053c96c7226099a6fc9a4f7813e4c.exe Destination IP 28 223.5.5.5 2488 9fd32171e1e46153aa410bb2a12f3c9fc17053c96c7226099a6fc9a4f7813e4c.exe - Drops file in System32 directory 15 IoCs
description ioc Process File created C:\Windows\SysWOW64\f129c558 9fd32171e1e46153aa410bb2a12f3c9fc17053c96c7226099a6fc9a4f7813e4c.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 f129c558 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft f129c558 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData f129c558 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content f129c558 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 f129c558 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\3EC845F33427F1C99AF855BE8930371C f129c558 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 f129c558 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE f129c558 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies f129c558 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 f129c558 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\3EC845F33427F1C99AF855BE8930371C f129c558 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache f129c558 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 f129c558 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 f129c558 -
resource yara_rule behavioral1/memory/2488-0-0x0000000000380000-0x000000000040C000-memory.dmp upx behavioral1/files/0x00060000000231d3-2.dat upx behavioral1/memory/1612-4-0x00000000009A0000-0x0000000000A2C000-memory.dmp upx behavioral1/memory/2488-10-0x0000000000380000-0x000000000040C000-memory.dmp upx behavioral1/memory/1612-11-0x00000000009A0000-0x0000000000A2C000-memory.dmp upx behavioral1/memory/1612-25-0x00000000009A0000-0x0000000000A2C000-memory.dmp upx - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\1b9918 f129c558 File opened for modification C:\Windows\2a9870 9fd32171e1e46153aa410bb2a12f3c9fc17053c96c7226099a6fc9a4f7813e4c.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 9fd32171e1e46153aa410bb2a12f3c9fc17053c96c7226099a6fc9a4f7813e4c.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language f129c558 - 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:" f129c558 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ f129c558 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" f129c558 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" f129c558 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" f129c558 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" f129c558 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" f129c558 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing f129c558 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix f129c558 - Suspicious behavior: EnumeratesProcesses 14 IoCs
pid Process 1612 f129c558 1612 f129c558 1612 f129c558 1612 f129c558 1612 f129c558 1612 f129c558 1612 f129c558 1612 f129c558 2488 9fd32171e1e46153aa410bb2a12f3c9fc17053c96c7226099a6fc9a4f7813e4c.exe 2488 9fd32171e1e46153aa410bb2a12f3c9fc17053c96c7226099a6fc9a4f7813e4c.exe 2488 9fd32171e1e46153aa410bb2a12f3c9fc17053c96c7226099a6fc9a4f7813e4c.exe 2488 9fd32171e1e46153aa410bb2a12f3c9fc17053c96c7226099a6fc9a4f7813e4c.exe 2488 9fd32171e1e46153aa410bb2a12f3c9fc17053c96c7226099a6fc9a4f7813e4c.exe 2488 9fd32171e1e46153aa410bb2a12f3c9fc17053c96c7226099a6fc9a4f7813e4c.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 2488 9fd32171e1e46153aa410bb2a12f3c9fc17053c96c7226099a6fc9a4f7813e4c.exe Token: SeTcbPrivilege 2488 9fd32171e1e46153aa410bb2a12f3c9fc17053c96c7226099a6fc9a4f7813e4c.exe Token: SeDebugPrivilege 1612 f129c558 Token: SeTcbPrivilege 1612 f129c558
Processes
-
C:\Users\Admin\AppData\Local\Temp\9fd32171e1e46153aa410bb2a12f3c9fc17053c96c7226099a6fc9a4f7813e4c.exe"C:\Users\Admin\AppData\Local\Temp\9fd32171e1e46153aa410bb2a12f3c9fc17053c96c7226099a6fc9a4f7813e4c.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:2488
-
C:\Windows\Syswow64\f129c558C:\Windows\Syswow64\f129c5581⤵
- 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:1612
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\f129c558
- Size 2.5MB
- SHA256 ceaa6fc6137b62105c0e2c1cf914ac8755925f0b2df14dcc9f32fdd07f441722
- MD5 6023aae18529c9c78493b758b9171c33
- SHA1 de25adeaf0169ce0072b0dcf731650729db4a9d6
- SHA512 b7c09009bb8f45c09b98c1247f2dfe0727f81072d7d45be3bd8ebb216738ea1ed0406364b8cd86e118547b009bd3c80ad0d28333bc84225e90a21286a8d12bda
- SSDEEP 49152:hHHKe2WQX56/OJdJCXDrsOFZMjHfUTGkQy5QZuTtN:hnKGEkOhCXHHFZMjHfUKkVWsT
- TLSH T117C58E31E6818136D1B34671C6FA57BBA5247C211721A5CFA3C87A2A1F736D3AE3170E
- MD5 SHA1 SHA512 SSDEEP TLSH