Analysis
- max time kernel
148s - max time network
148s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260710-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260710-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
23/08/2026, 20:06
Behavioral task
behavioral1
Sample
0af466e857f07de2e3655c3e8d03484cb53b6ed6cc9ea60fe4bb4e9c5e433981.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
9 signatures
150 seconds
General
- Target 0af466e857f07de2e3655c3e8d03484cb53b6ed6cc9ea60fe4bb4e9c5e433981.exe
- Size 640KB
- Sample260823-yvrbasbb87
- SHA256 0af466e857f07de2e3655c3e8d03484cb53b6ed6cc9ea60fe4bb4e9c5e433981
- MD5 3c919ac410fac4bd7da5d004126efd65
- SHA1 526768b9f2f905d93e1949d1894bc94a085e7ce0
- SHA512 9cdf08b06626f76f62f355ce5781a8a3761d3a14bc110f8ca86af7d420e8ce7e0aed25e32013dbc37d245a8821e75710de51f19ed9a8e051bb496995f79b080e
- SSDEEP 6144:gcTgav1cdCTuoPbgwmOLJvKRwLSFXdFwirGcEOkCybEaQRuy8KU5Rc:gSvO2x9mONvKRwLSFtsOkxHya5+
- TLSH T151D45B35A6808036C0B74631C6F64BAAF9B5BC25631195CFA384376A1F737D2BA3570E
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 728 b9340a0c - Unexpected DNS network traffic destination 6 IoCs
Network traffic to other servers than the configured DNS servers was detected on the DNS port.
description flow ioc pid Process Destination IP 5 223.5.5.5 1048 0af466e857f07de2e3655c3e8d03484cb53b6ed6cc9ea60fe4bb4e9c5e433981.exe Destination IP 14 114.114.114.114 1048 0af466e857f07de2e3655c3e8d03484cb53b6ed6cc9ea60fe4bb4e9c5e433981.exe Destination IP 15 223.5.5.5 1048 0af466e857f07de2e3655c3e8d03484cb53b6ed6cc9ea60fe4bb4e9c5e433981.exe Destination IP 72 114.114.114.114 1048 0af466e857f07de2e3655c3e8d03484cb53b6ed6cc9ea60fe4bb4e9c5e433981.exe Destination IP 73 223.5.5.5 1048 0af466e857f07de2e3655c3e8d03484cb53b6ed6cc9ea60fe4bb4e9c5e433981.exe Destination IP 1 114.114.114.114 1048 0af466e857f07de2e3655c3e8d03484cb53b6ed6cc9ea60fe4bb4e9c5e433981.exe - Drops file in System32 directory 13 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 b9340a0c File created C:\Windows\SysWOW64\b9340a0c 0af466e857f07de2e3655c3e8d03484cb53b6ed6cc9ea60fe4bb4e9c5e433981.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies b9340a0c File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft b9340a0c File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache b9340a0c File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData b9340a0c File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 b9340a0c File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 b9340a0c File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE b9340a0c File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 b9340a0c File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content b9340a0c File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 b9340a0c File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 b9340a0c -
resource yara_rule behavioral2/memory/1048-0-0x0000000000B60000-0x0000000000BEC000-memory.dmp upx behavioral2/files/0x0009000000019cb5-2.dat upx behavioral2/memory/728-3-0x00000000008D0000-0x000000000095C000-memory.dmp upx behavioral2/memory/1048-10-0x0000000000B60000-0x0000000000BEC000-memory.dmp upx behavioral2/memory/728-11-0x00000000008D0000-0x000000000095C000-memory.dmp upx behavioral2/memory/728-35-0x00000000008D0000-0x000000000095C000-memory.dmp upx - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\11f130 0af466e857f07de2e3655c3e8d03484cb53b6ed6cc9ea60fe4bb4e9c5e433981.exe File opened for modification C:\Windows\c76b0 b9340a0c - 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 0af466e857f07de2e3655c3e8d03484cb53b6ed6cc9ea60fe4bb4e9c5e433981.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language b9340a0c - Modifies data under HKEY_USERS 9 IoCs
description ioc Process Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ b9340a0c Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" b9340a0c Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" b9340a0c Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing b9340a0c Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" b9340a0c Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" b9340a0c Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" b9340a0c Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix b9340a0c Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" b9340a0c - Suspicious behavior: EnumeratesProcesses 22 IoCs
pid Process 728 b9340a0c 728 b9340a0c 728 b9340a0c 728 b9340a0c 728 b9340a0c 728 b9340a0c 728 b9340a0c 728 b9340a0c 1048 0af466e857f07de2e3655c3e8d03484cb53b6ed6cc9ea60fe4bb4e9c5e433981.exe 1048 0af466e857f07de2e3655c3e8d03484cb53b6ed6cc9ea60fe4bb4e9c5e433981.exe 1048 0af466e857f07de2e3655c3e8d03484cb53b6ed6cc9ea60fe4bb4e9c5e433981.exe 1048 0af466e857f07de2e3655c3e8d03484cb53b6ed6cc9ea60fe4bb4e9c5e433981.exe 1048 0af466e857f07de2e3655c3e8d03484cb53b6ed6cc9ea60fe4bb4e9c5e433981.exe 1048 0af466e857f07de2e3655c3e8d03484cb53b6ed6cc9ea60fe4bb4e9c5e433981.exe 1048 0af466e857f07de2e3655c3e8d03484cb53b6ed6cc9ea60fe4bb4e9c5e433981.exe 1048 0af466e857f07de2e3655c3e8d03484cb53b6ed6cc9ea60fe4bb4e9c5e433981.exe 1048 0af466e857f07de2e3655c3e8d03484cb53b6ed6cc9ea60fe4bb4e9c5e433981.exe 1048 0af466e857f07de2e3655c3e8d03484cb53b6ed6cc9ea60fe4bb4e9c5e433981.exe 1048 0af466e857f07de2e3655c3e8d03484cb53b6ed6cc9ea60fe4bb4e9c5e433981.exe 1048 0af466e857f07de2e3655c3e8d03484cb53b6ed6cc9ea60fe4bb4e9c5e433981.exe 1048 0af466e857f07de2e3655c3e8d03484cb53b6ed6cc9ea60fe4bb4e9c5e433981.exe 1048 0af466e857f07de2e3655c3e8d03484cb53b6ed6cc9ea60fe4bb4e9c5e433981.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 1048 0af466e857f07de2e3655c3e8d03484cb53b6ed6cc9ea60fe4bb4e9c5e433981.exe Token: SeTcbPrivilege 1048 0af466e857f07de2e3655c3e8d03484cb53b6ed6cc9ea60fe4bb4e9c5e433981.exe Token: SeDebugPrivilege 728 b9340a0c Token: SeTcbPrivilege 728 b9340a0c
Processes
-
C:\Users\Admin\AppData\Local\Temp\0af466e857f07de2e3655c3e8d03484cb53b6ed6cc9ea60fe4bb4e9c5e433981.exe"C:\Users\Admin\AppData\Local\Temp\0af466e857f07de2e3655c3e8d03484cb53b6ed6cc9ea60fe4bb4e9c5e433981.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:1048
-
C:\Windows\Syswow64\b9340a0cC:\Windows\Syswow64\b9340a0c1⤵
- 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:728
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\b9340a0c
- Size 640KB
- SHA256 91eef73c429d0d70b2ea886ab5bd0d544b14fa5515691dcf4302ac085de5d2f9
- MD5 fcfaea458806a09701ba10453c1a055d
- SHA1 4241f935362b7cd1d42c3953c1eb6db97ec7b1c2
- SHA512 7736ccfdfa99d3e7edacfc7a1bc615bda01168fbdcb37387197b53c41609c00f071511c1b6d2ac5c58ee8b07c5fe058d4095b6dcb02a3bd2c764fd211dedfec1
- SSDEEP 6144:5cTgav1cdCTuoPbgwmOLJvKRwLSFXdFwirGcEOkCybEaQRuy8KU5Rc:5SvO2x9mONvKRwLSFtsOkxHya5+
- TLSH T107D45B35A6808036C0B74631C6F64BAAF9B5BC25631195CFA384376A1F737D2BA3570E
- MD5 SHA1 SHA512 SSDEEP TLSH