Analysis
- max time kernel
148s - max time network
149s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
09/08/2026, 22:52
Behavioral task
behavioral1
Sample
e3bda80087cf1d8a06890d3c0d817bb76fdb1c85ba2ec36a686e5ec62c664ade.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
9 signatures
150 seconds
General
- Target e3bda80087cf1d8a06890d3c0d817bb76fdb1c85ba2ec36a686e5ec62c664ade.exe
- Size 560KB
- Sample260809-2tesnawhrd
- SHA256 e3bda80087cf1d8a06890d3c0d817bb76fdb1c85ba2ec36a686e5ec62c664ade
- MD5 e2d67a1518b2ce8f55200ebc9e462fb7
- SHA1 a01e21a0566bcda7a45a67b497046bd7c79c9933
- SHA512 791f05bbf88550b4d8d65bd593873d59cb94fe0d82d9bf50e6613834f5ff33f20eb809cd566b451583697c451a361df71b259f37135aa35b98a0cba4e9e2f311
- SSDEEP 6144:b4ZaN1cb90oOTFmIFLq0cvnXhLCqj2EFNirGcEOkCybEaQRuy8K:brNOb9+sIF+0cvnXhLCqEsOkxHy
- TLSH T15EC48D29B6E0C076C4B79578C4A186B6FAB17832372459CFA394075A1F337E2BA3570D
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 3320 9aa3e2bf - 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 21 114.114.114.114 1804 e3bda80087cf1d8a06890d3c0d817bb76fdb1c85ba2ec36a686e5ec62c664ade.exe Destination IP 22 223.5.5.5 1804 e3bda80087cf1d8a06890d3c0d817bb76fdb1c85ba2ec36a686e5ec62c664ade.exe Destination IP 1 114.114.114.114 1804 e3bda80087cf1d8a06890d3c0d817bb76fdb1c85ba2ec36a686e5ec62c664ade.exe Destination IP 4 223.5.5.5 1804 e3bda80087cf1d8a06890d3c0d817bb76fdb1c85ba2ec36a686e5ec62c664ade.exe - Drops file in System32 directory 13 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache 9aa3e2bf File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 9aa3e2bf File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 9aa3e2bf File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies 9aa3e2bf File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 9aa3e2bf File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData 9aa3e2bf File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 9aa3e2bf File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content 9aa3e2bf File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 9aa3e2bf File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 9aa3e2bf File created C:\Windows\SysWOW64\9aa3e2bf e3bda80087cf1d8a06890d3c0d817bb76fdb1c85ba2ec36a686e5ec62c664ade.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE 9aa3e2bf File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft 9aa3e2bf -
resource yara_rule behavioral2/memory/1804-0-0x0000000000650000-0x00000000006DC000-memory.dmp upx behavioral2/memory/3320-3-0x0000000000010000-0x000000000009C000-memory.dmp upx behavioral2/files/0x000a000000011390-2.dat upx behavioral2/memory/1804-16-0x0000000000650000-0x00000000006DC000-memory.dmp upx behavioral2/memory/3320-17-0x0000000000010000-0x000000000009C000-memory.dmp upx behavioral2/memory/3320-28-0x0000000000010000-0x000000000009C000-memory.dmp upx - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\38d6f0 9aa3e2bf File opened for modification C:\Windows\1ee298 e3bda80087cf1d8a06890d3c0d817bb76fdb1c85ba2ec36a686e5ec62c664ade.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 9aa3e2bf Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language e3bda80087cf1d8a06890d3c0d817bb76fdb1c85ba2ec36a686e5ec62c664ade.exe - 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\Cookies\CachePrefix = "Cookie:" 9aa3e2bf Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" 9aa3e2bf Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ 9aa3e2bf Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" 9aa3e2bf Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" 9aa3e2bf Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" 9aa3e2bf Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix 9aa3e2bf Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" 9aa3e2bf Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing 9aa3e2bf - Suspicious behavior: EnumeratesProcesses 22 IoCs
pid Process 3320 9aa3e2bf 3320 9aa3e2bf 3320 9aa3e2bf 3320 9aa3e2bf 3320 9aa3e2bf 3320 9aa3e2bf 3320 9aa3e2bf 3320 9aa3e2bf 1804 e3bda80087cf1d8a06890d3c0d817bb76fdb1c85ba2ec36a686e5ec62c664ade.exe 1804 e3bda80087cf1d8a06890d3c0d817bb76fdb1c85ba2ec36a686e5ec62c664ade.exe 1804 e3bda80087cf1d8a06890d3c0d817bb76fdb1c85ba2ec36a686e5ec62c664ade.exe 1804 e3bda80087cf1d8a06890d3c0d817bb76fdb1c85ba2ec36a686e5ec62c664ade.exe 1804 e3bda80087cf1d8a06890d3c0d817bb76fdb1c85ba2ec36a686e5ec62c664ade.exe 1804 e3bda80087cf1d8a06890d3c0d817bb76fdb1c85ba2ec36a686e5ec62c664ade.exe 1804 e3bda80087cf1d8a06890d3c0d817bb76fdb1c85ba2ec36a686e5ec62c664ade.exe 1804 e3bda80087cf1d8a06890d3c0d817bb76fdb1c85ba2ec36a686e5ec62c664ade.exe 1804 e3bda80087cf1d8a06890d3c0d817bb76fdb1c85ba2ec36a686e5ec62c664ade.exe 1804 e3bda80087cf1d8a06890d3c0d817bb76fdb1c85ba2ec36a686e5ec62c664ade.exe 1804 e3bda80087cf1d8a06890d3c0d817bb76fdb1c85ba2ec36a686e5ec62c664ade.exe 1804 e3bda80087cf1d8a06890d3c0d817bb76fdb1c85ba2ec36a686e5ec62c664ade.exe 1804 e3bda80087cf1d8a06890d3c0d817bb76fdb1c85ba2ec36a686e5ec62c664ade.exe 1804 e3bda80087cf1d8a06890d3c0d817bb76fdb1c85ba2ec36a686e5ec62c664ade.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 1804 e3bda80087cf1d8a06890d3c0d817bb76fdb1c85ba2ec36a686e5ec62c664ade.exe Token: SeTcbPrivilege 1804 e3bda80087cf1d8a06890d3c0d817bb76fdb1c85ba2ec36a686e5ec62c664ade.exe Token: SeDebugPrivilege 3320 9aa3e2bf Token: SeTcbPrivilege 3320 9aa3e2bf
Processes
-
C:\Users\Admin\AppData\Local\Temp\e3bda80087cf1d8a06890d3c0d817bb76fdb1c85ba2ec36a686e5ec62c664ade.exe"C:\Users\Admin\AppData\Local\Temp\e3bda80087cf1d8a06890d3c0d817bb76fdb1c85ba2ec36a686e5ec62c664ade.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:1804
-
C:\Windows\Syswow64\9aa3e2bfC:\Windows\Syswow64\9aa3e2bf1⤵
- 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:3320
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\9aa3e2bf
- Size 560KB
- SHA256 57f398169b0cd5fccfed85bf1c14af83975f787ef3e7a064d5872f5745487ff1
- MD5 808b09d2ca0a6a9984500aca4ea37733
- SHA1 b0479998b544079cf8e91d91f037f770260e597c
- SHA512 f880bb6662b32859998b9f1a98d34521fa2fedaf8967c7070932a698a82041e15e3b86783885a910f490c67a18a58f2f601f2d9da60dc76d2f69926676272ea4
- SSDEEP 6144:a4ZaN1cb90oOTFmIFLq0cvnXhLCqj2EFNirGcEOkCybEaQRuy8K:arNOb9+sIF+0cvnXhLCqEsOkxHy
- TLSH T10CC48D29B6E0C076C4B79578C4A186B6FAB17832372459CFA394075A1F337E2BA3570D
- MD5 SHA1 SHA512 SSDEEP TLSH