Analysis
- max time kernel
148s - max time network
152s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
18/07/2026, 19:40
Behavioral task
behavioral1
Sample
126a43f2aec080721b49a5b4aab2f3f5208d373ce670fdb92cd33bef763a94b1.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
9 signatures
150 seconds
General
- Target 126a43f2aec080721b49a5b4aab2f3f5208d373ce670fdb92cd33bef763a94b1.exe
- Size 761KB
- Sample260718-ydhmtses9x
- SHA256 126a43f2aec080721b49a5b4aab2f3f5208d373ce670fdb92cd33bef763a94b1
- MD5 cf8960509cb8c9b45d707d3bd03d9139
- SHA1 5a0b36dead796b0f5d5c07b4919d33c351a1002f
- SHA512 6f005835f7df9cd1d11d9bfc81dde365cc3fd5646f91a5d8dda697cb2e30999535d352e6f5c2b97c0e3b19fa43a23fd062c713359749b4922ccda6f9e3e6fa16
- SSDEEP 12288:YSvO2x9mONvKRwLSFtsOkxHya5hYIW0p98B:zvO2xJKRw2kOkxSkW298B
- TLSH T141F49E35A2808036C0B34532C6F94AABF9797D35631565CBA3843B662F737D2BA3570E
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 3792 dee4723b - 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 1380 126a43f2aec080721b49a5b4aab2f3f5208d373ce670fdb92cd33bef763a94b1.exe Destination IP 4 223.5.5.5 1380 126a43f2aec080721b49a5b4aab2f3f5208d373ce670fdb92cd33bef763a94b1.exe Destination IP 18 114.114.114.114 1380 126a43f2aec080721b49a5b4aab2f3f5208d373ce670fdb92cd33bef763a94b1.exe Destination IP 19 223.5.5.5 1380 126a43f2aec080721b49a5b4aab2f3f5208d373ce670fdb92cd33bef763a94b1.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\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 dee4723b File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 dee4723b File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content dee4723b File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 dee4723b File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 dee4723b File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 dee4723b File created C:\Windows\SysWOW64\dee4723b 126a43f2aec080721b49a5b4aab2f3f5208d373ce670fdb92cd33bef763a94b1.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE dee4723b File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies dee4723b File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 dee4723b File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft dee4723b File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache dee4723b File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData dee4723b -
resource yara_rule behavioral2/memory/1380-0-0x0000000000C40000-0x0000000000CCC000-memory.dmp upx behavioral2/files/0x000a000000011390-2.dat upx behavioral2/memory/3792-4-0x0000000000780000-0x000000000080C000-memory.dmp upx behavioral2/memory/1380-23-0x0000000000C40000-0x0000000000CCC000-memory.dmp upx behavioral2/memory/3792-24-0x0000000000780000-0x000000000080C000-memory.dmp upx behavioral2/memory/3792-39-0x0000000000780000-0x000000000080C000-memory.dmp upx - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\40eba0 dee4723b File opened for modification C:\Windows\17a048 126a43f2aec080721b49a5b4aab2f3f5208d373ce670fdb92cd33bef763a94b1.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 126a43f2aec080721b49a5b4aab2f3f5208d373ce670fdb92cd33bef763a94b1.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language dee4723b - 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:" dee4723b Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" dee4723b Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" dee4723b Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing dee4723b Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix dee4723b Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" dee4723b Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ dee4723b Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" dee4723b Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" dee4723b - Suspicious behavior: EnumeratesProcesses 40 IoCs
pid Process 3792 dee4723b 3792 dee4723b 3792 dee4723b 3792 dee4723b 3792 dee4723b 3792 dee4723b 3792 dee4723b 3792 dee4723b 3792 dee4723b 3792 dee4723b 3792 dee4723b 3792 dee4723b 3792 dee4723b 3792 dee4723b 3792 dee4723b 3792 dee4723b 3792 dee4723b 3792 dee4723b 3792 dee4723b 3792 dee4723b 1380 126a43f2aec080721b49a5b4aab2f3f5208d373ce670fdb92cd33bef763a94b1.exe 1380 126a43f2aec080721b49a5b4aab2f3f5208d373ce670fdb92cd33bef763a94b1.exe 1380 126a43f2aec080721b49a5b4aab2f3f5208d373ce670fdb92cd33bef763a94b1.exe 1380 126a43f2aec080721b49a5b4aab2f3f5208d373ce670fdb92cd33bef763a94b1.exe 1380 126a43f2aec080721b49a5b4aab2f3f5208d373ce670fdb92cd33bef763a94b1.exe 1380 126a43f2aec080721b49a5b4aab2f3f5208d373ce670fdb92cd33bef763a94b1.exe 1380 126a43f2aec080721b49a5b4aab2f3f5208d373ce670fdb92cd33bef763a94b1.exe 1380 126a43f2aec080721b49a5b4aab2f3f5208d373ce670fdb92cd33bef763a94b1.exe 1380 126a43f2aec080721b49a5b4aab2f3f5208d373ce670fdb92cd33bef763a94b1.exe 1380 126a43f2aec080721b49a5b4aab2f3f5208d373ce670fdb92cd33bef763a94b1.exe 1380 126a43f2aec080721b49a5b4aab2f3f5208d373ce670fdb92cd33bef763a94b1.exe 1380 126a43f2aec080721b49a5b4aab2f3f5208d373ce670fdb92cd33bef763a94b1.exe 1380 126a43f2aec080721b49a5b4aab2f3f5208d373ce670fdb92cd33bef763a94b1.exe 1380 126a43f2aec080721b49a5b4aab2f3f5208d373ce670fdb92cd33bef763a94b1.exe 1380 126a43f2aec080721b49a5b4aab2f3f5208d373ce670fdb92cd33bef763a94b1.exe 1380 126a43f2aec080721b49a5b4aab2f3f5208d373ce670fdb92cd33bef763a94b1.exe 1380 126a43f2aec080721b49a5b4aab2f3f5208d373ce670fdb92cd33bef763a94b1.exe 1380 126a43f2aec080721b49a5b4aab2f3f5208d373ce670fdb92cd33bef763a94b1.exe 1380 126a43f2aec080721b49a5b4aab2f3f5208d373ce670fdb92cd33bef763a94b1.exe 1380 126a43f2aec080721b49a5b4aab2f3f5208d373ce670fdb92cd33bef763a94b1.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 1380 126a43f2aec080721b49a5b4aab2f3f5208d373ce670fdb92cd33bef763a94b1.exe Token: SeTcbPrivilege 1380 126a43f2aec080721b49a5b4aab2f3f5208d373ce670fdb92cd33bef763a94b1.exe Token: SeDebugPrivilege 3792 dee4723b Token: SeTcbPrivilege 3792 dee4723b
Processes
-
C:\Users\Admin\AppData\Local\Temp\126a43f2aec080721b49a5b4aab2f3f5208d373ce670fdb92cd33bef763a94b1.exe"C:\Users\Admin\AppData\Local\Temp\126a43f2aec080721b49a5b4aab2f3f5208d373ce670fdb92cd33bef763a94b1.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:1380
-
C:\Windows\Syswow64\dee4723bC:\Windows\Syswow64\dee4723b1⤵
- 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:3792
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\40eba0
- Size 798B
- SHA256 610b6086b08026d0b8aad3ac8a73aa01b7ced285a7e0cbf97dceeb235cc45771
- MD5 e8946581d8a92e4e7c532138ffc65471
- SHA1 ac9ee9c877540a9d01c5f6d370d76a4ca371db28
- SHA512 ba3edd5744aad6a2dfc8c6f5d931f060017df37054edc0e8524f8caf814d5bbe948e01ef5efa610fef43d7333a7098053fe1a3590f7730b8cc3bb7cf57a8b1b5
- TLSH T17B01FD3EE4E872E056BF61D17A07C894B122A2330009736900DB28C368E36DC8C4687E
- MD5 SHA1 SHA512 TLSH
- Path C:\Windows\SysWOW64\dee4723b
- Size 761KB
- SHA256 4df9db561cfd49501bf0cb1bc1a6d282f8ea89e3fdbfd9077f42a783f31172a5
- MD5 0c1850c6b4c0809a78dc48eb33542b72
- SHA1 b56274a4487c7c04a7e0572a6af8166a904a74ff
- SHA512 812827879c35a66924bcf76d72561d06b7912ee3a661d711842b549972c483c7003ffdfa9f17497ad9b7c384a3e2f47003a2474332c388bad242bfde173ba264
- SSDEEP 12288:PSvO2x9mONvKRwLSFtsOkxHya5hYIW0p98B:6vO2xJKRw2kOkxSkW298B
- TLSH T1EEF49E35A2808036C0B34532C6F94AABF9797D35631565CBA3843B662F737D2BA3570E
- MD5 SHA1 SHA512 SSDEEP TLSH