Analysis
- max time kernel
148s - max time network
153s - 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, 22:15
Behavioral task
behavioral1
Sample
90754fe3d9f2fa26d1178ff7b0d09ed82cfcfab8cc64559701d02c4d64aeba21.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
9 signatures
150 seconds
General
- Target 90754fe3d9f2fa26d1178ff7b0d09ed82cfcfab8cc64559701d02c4d64aeba21.exe
- Size 761KB
- Sample260809-16lw3aem2x
- SHA256 90754fe3d9f2fa26d1178ff7b0d09ed82cfcfab8cc64559701d02c4d64aeba21
- MD5 dd3174e4aba4dabf3edcd0372e014ae6
- SHA1 56799947f143e2e8dde02d8bbf557f079ee31deb
- SHA512 0483f5fa52e2f932c3781e69aee43308c9c970534368ec5d8cd640173533299e0b67c9eb1f12cb4f659911b7c65845f8cbcc049c8db63f0e621f4c11aa0dde44
- SSDEEP 12288:ISvO2x9mONvKRwLSFtsOkxHya5hYIW0p98B:DvO2xJKRw2kOkxSkW298B
- TLSH T1B5F49E35A2808036C0B34532C6F94AABF9797D35631565CBA3843B662F737D2BA3570E
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 6136 c168cb07 - 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 2776 90754fe3d9f2fa26d1178ff7b0d09ed82cfcfab8cc64559701d02c4d64aeba21.exe Destination IP 4 223.5.5.5 2776 90754fe3d9f2fa26d1178ff7b0d09ed82cfcfab8cc64559701d02c4d64aeba21.exe Destination IP 31 114.114.114.114 2776 90754fe3d9f2fa26d1178ff7b0d09ed82cfcfab8cc64559701d02c4d64aeba21.exe Destination IP 32 223.5.5.5 2776 90754fe3d9f2fa26d1178ff7b0d09ed82cfcfab8cc64559701d02c4d64aeba21.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 c168cb07 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content c168cb07 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 c168cb07 File created C:\Windows\SysWOW64\c168cb07 90754fe3d9f2fa26d1178ff7b0d09ed82cfcfab8cc64559701d02c4d64aeba21.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies c168cb07 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 c168cb07 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft c168cb07 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache c168cb07 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 c168cb07 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 c168cb07 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 c168cb07 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 c168cb07 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE c168cb07 -
resource yara_rule behavioral2/memory/2776-0-0x0000000000DA0000-0x0000000000E2C000-memory.dmp upx behavioral2/files/0x000a00000001b315-2.dat upx behavioral2/memory/6136-3-0x00000000003C0000-0x000000000044C000-memory.dmp upx behavioral2/memory/2776-16-0x0000000000DA0000-0x0000000000E2C000-memory.dmp upx behavioral2/memory/6136-17-0x00000000003C0000-0x000000000044C000-memory.dmp upx behavioral2/memory/6136-29-0x00000000003C0000-0x000000000044C000-memory.dmp upx - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\690cf0 c168cb07 File opened for modification C:\Windows\2f86b0 90754fe3d9f2fa26d1178ff7b0d09ed82cfcfab8cc64559701d02c4d64aeba21.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 90754fe3d9f2fa26d1178ff7b0d09ed82cfcfab8cc64559701d02c4d64aeba21.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language c168cb07 - Modifies data under HKEY_USERS 9 IoCs
description ioc Process Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" c168cb07 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing c168cb07 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix c168cb07 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" c168cb07 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" c168cb07 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ c168cb07 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" c168cb07 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" c168cb07 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" c168cb07 - Suspicious behavior: EnumeratesProcesses 22 IoCs
pid Process 6136 c168cb07 6136 c168cb07 6136 c168cb07 6136 c168cb07 6136 c168cb07 6136 c168cb07 6136 c168cb07 6136 c168cb07 2776 90754fe3d9f2fa26d1178ff7b0d09ed82cfcfab8cc64559701d02c4d64aeba21.exe 2776 90754fe3d9f2fa26d1178ff7b0d09ed82cfcfab8cc64559701d02c4d64aeba21.exe 2776 90754fe3d9f2fa26d1178ff7b0d09ed82cfcfab8cc64559701d02c4d64aeba21.exe 2776 90754fe3d9f2fa26d1178ff7b0d09ed82cfcfab8cc64559701d02c4d64aeba21.exe 2776 90754fe3d9f2fa26d1178ff7b0d09ed82cfcfab8cc64559701d02c4d64aeba21.exe 2776 90754fe3d9f2fa26d1178ff7b0d09ed82cfcfab8cc64559701d02c4d64aeba21.exe 2776 90754fe3d9f2fa26d1178ff7b0d09ed82cfcfab8cc64559701d02c4d64aeba21.exe 2776 90754fe3d9f2fa26d1178ff7b0d09ed82cfcfab8cc64559701d02c4d64aeba21.exe 2776 90754fe3d9f2fa26d1178ff7b0d09ed82cfcfab8cc64559701d02c4d64aeba21.exe 2776 90754fe3d9f2fa26d1178ff7b0d09ed82cfcfab8cc64559701d02c4d64aeba21.exe 2776 90754fe3d9f2fa26d1178ff7b0d09ed82cfcfab8cc64559701d02c4d64aeba21.exe 2776 90754fe3d9f2fa26d1178ff7b0d09ed82cfcfab8cc64559701d02c4d64aeba21.exe 2776 90754fe3d9f2fa26d1178ff7b0d09ed82cfcfab8cc64559701d02c4d64aeba21.exe 2776 90754fe3d9f2fa26d1178ff7b0d09ed82cfcfab8cc64559701d02c4d64aeba21.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 2776 90754fe3d9f2fa26d1178ff7b0d09ed82cfcfab8cc64559701d02c4d64aeba21.exe Token: SeTcbPrivilege 2776 90754fe3d9f2fa26d1178ff7b0d09ed82cfcfab8cc64559701d02c4d64aeba21.exe Token: SeDebugPrivilege 6136 c168cb07 Token: SeTcbPrivilege 6136 c168cb07
Processes
-
C:\Users\Admin\AppData\Local\Temp\90754fe3d9f2fa26d1178ff7b0d09ed82cfcfab8cc64559701d02c4d64aeba21.exe"C:\Users\Admin\AppData\Local\Temp\90754fe3d9f2fa26d1178ff7b0d09ed82cfcfab8cc64559701d02c4d64aeba21.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:2776
-
C:\Windows\Syswow64\c168cb07C:\Windows\Syswow64\c168cb071⤵
- 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:6136
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\c168cb07
- Size 761KB
- SHA256 ab9530f2d9a33cd34b42902839307c08ef41bbb3550a0e7cf67a739599540b95
- MD5 3949d63a006859d6cebf4f6ef373d0b2
- SHA1 8f47d5ab4903c28c290c5334195dd2fc2861425a
- SHA512 1402446a001399b1ababeff52e06cc36ea312b21661e93942a78fe2a33aa1857dc068d0c77a66a7b3f4cbc97e18c4ce511ccfae7104937f08373df3aa03c6ebd
- SSDEEP 12288:xSvO2x9mONvKRwLSFtsOkxHya5hYIW0p98B:YvO2xJKRw2kOkxSkW298B
- TLSH T179F49E35A2808036C0B34532C6F94AABF9797D35631565CBA3843B662F737D2BA3570E
- MD5 SHA1 SHA512 SSDEEP TLSH