Analysis
- max time kernel
148s - max time network
149s - 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, 04:05
Behavioral task
behavioral1
Sample
f8319bf0acddd5a8e4caac6ec350bbd63277919c5fc6a2a455a8cdaee4364d18.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
9 signatures
150 seconds
General
- Target f8319bf0acddd5a8e4caac6ec350bbd63277919c5fc6a2a455a8cdaee4364d18.exe
- Size 768KB
- Sample260823-enngaahc48
- SHA256 f8319bf0acddd5a8e4caac6ec350bbd63277919c5fc6a2a455a8cdaee4364d18
- MD5 cf5500a73f87553180b56e4410cafccb
- SHA1 7873b2a478bcb2322169761b4023e4b4eee172bc
- SHA512 0ffb5c730308ecfc2b92ba714663be9b471e794b9570b5f9e6b5644096f8e8fbd69038d475bd2c66af8d6f01254a26865f0b4986ab73e1ae21f419090f386249
- SSDEEP 12288:BqXUHkUXe39sOkx2LIan5FAQjU/LikGU5rCOTeidT:BjHPOSOkx2LFscU6UQOJdT
- TLSH T1D9F47D31E241C036D6A74572C6FA4BBBA5247D25431161CBA7C4BA262FB76D2FA3130F
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 5476 68039860 - 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 3632 f8319bf0acddd5a8e4caac6ec350bbd63277919c5fc6a2a455a8cdaee4364d18.exe Destination IP 4 223.5.5.5 3632 f8319bf0acddd5a8e4caac6ec350bbd63277919c5fc6a2a455a8cdaee4364d18.exe Destination IP 19 114.114.114.114 3632 f8319bf0acddd5a8e4caac6ec350bbd63277919c5fc6a2a455a8cdaee4364d18.exe Destination IP 20 223.5.5.5 3632 f8319bf0acddd5a8e4caac6ec350bbd63277919c5fc6a2a455a8cdaee4364d18.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 68039860 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 68039860 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 68039860 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies 68039860 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 68039860 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft 68039860 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache 68039860 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 68039860 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 68039860 File created C:\Windows\SysWOW64\68039860 f8319bf0acddd5a8e4caac6ec350bbd63277919c5fc6a2a455a8cdaee4364d18.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 68039860 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE 68039860 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData 68039860 -
resource yara_rule behavioral2/memory/3632-0-0x00000000004E0000-0x0000000000569000-memory.dmp upx behavioral2/files/0x000800000001b858-2.dat upx behavioral2/memory/5476-3-0x00000000003E0000-0x0000000000469000-memory.dmp upx behavioral2/memory/3632-16-0x00000000004E0000-0x0000000000569000-memory.dmp upx behavioral2/memory/5476-18-0x00000000003E0000-0x0000000000469000-memory.dmp upx behavioral2/memory/3632-37-0x00000000004E0000-0x0000000000569000-memory.dmp upx behavioral2/memory/5476-38-0x00000000003E0000-0x0000000000469000-memory.dmp upx behavioral2/memory/3632-45-0x00000000004E0000-0x0000000000569000-memory.dmp upx - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\5dc048 68039860 File opened for modification C:\Windows\3e2e60 f8319bf0acddd5a8e4caac6ec350bbd63277919c5fc6a2a455a8cdaee4364d18.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 f8319bf0acddd5a8e4caac6ec350bbd63277919c5fc6a2a455a8cdaee4364d18.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 68039860 - Modifies data under HKEY_USERS 9 IoCs
description ioc Process Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" 68039860 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" 68039860 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" 68039860 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing 68039860 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix 68039860 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" 68039860 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ 68039860 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" 68039860 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" 68039860 - Suspicious behavior: EnumeratesProcesses 22 IoCs
pid Process 5476 68039860 5476 68039860 5476 68039860 5476 68039860 5476 68039860 5476 68039860 5476 68039860 5476 68039860 3632 f8319bf0acddd5a8e4caac6ec350bbd63277919c5fc6a2a455a8cdaee4364d18.exe 3632 f8319bf0acddd5a8e4caac6ec350bbd63277919c5fc6a2a455a8cdaee4364d18.exe 3632 f8319bf0acddd5a8e4caac6ec350bbd63277919c5fc6a2a455a8cdaee4364d18.exe 3632 f8319bf0acddd5a8e4caac6ec350bbd63277919c5fc6a2a455a8cdaee4364d18.exe 3632 f8319bf0acddd5a8e4caac6ec350bbd63277919c5fc6a2a455a8cdaee4364d18.exe 3632 f8319bf0acddd5a8e4caac6ec350bbd63277919c5fc6a2a455a8cdaee4364d18.exe 3632 f8319bf0acddd5a8e4caac6ec350bbd63277919c5fc6a2a455a8cdaee4364d18.exe 3632 f8319bf0acddd5a8e4caac6ec350bbd63277919c5fc6a2a455a8cdaee4364d18.exe 3632 f8319bf0acddd5a8e4caac6ec350bbd63277919c5fc6a2a455a8cdaee4364d18.exe 3632 f8319bf0acddd5a8e4caac6ec350bbd63277919c5fc6a2a455a8cdaee4364d18.exe 3632 f8319bf0acddd5a8e4caac6ec350bbd63277919c5fc6a2a455a8cdaee4364d18.exe 3632 f8319bf0acddd5a8e4caac6ec350bbd63277919c5fc6a2a455a8cdaee4364d18.exe 3632 f8319bf0acddd5a8e4caac6ec350bbd63277919c5fc6a2a455a8cdaee4364d18.exe 3632 f8319bf0acddd5a8e4caac6ec350bbd63277919c5fc6a2a455a8cdaee4364d18.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 3632 f8319bf0acddd5a8e4caac6ec350bbd63277919c5fc6a2a455a8cdaee4364d18.exe Token: SeTcbPrivilege 3632 f8319bf0acddd5a8e4caac6ec350bbd63277919c5fc6a2a455a8cdaee4364d18.exe Token: SeDebugPrivilege 5476 68039860 Token: SeTcbPrivilege 5476 68039860
Processes
-
C:\Users\Admin\AppData\Local\Temp\f8319bf0acddd5a8e4caac6ec350bbd63277919c5fc6a2a455a8cdaee4364d18.exe"C:\Users\Admin\AppData\Local\Temp\f8319bf0acddd5a8e4caac6ec350bbd63277919c5fc6a2a455a8cdaee4364d18.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:3632
-
C:\Windows\Syswow64\68039860C:\Windows\Syswow64\680398601⤵
- 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:5476
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\68039860
- Size 768KB
- SHA256 e7c2ad7044defed8c1d9f919d4a4689993571b302851b562892f513b12ea7b6c
- MD5 6eb2b1fb39c2388a50f408da29f0bab3
- SHA1 39319f6e09844f5df84d54a816e57959a37049d6
- SHA512 5f48cf30ec396b4aead3b8b3ea7df7146752d4520eab81f2905e0f4796908380b1f2bd197602ccffa87816b482f2b94ac23a1162654deacb6cdb7ad6c51921ec
- SSDEEP 12288:YqXUHkUXe39sOkx2LIan5FAQjU/LikGU5rCOTeidT:YjHPOSOkx2LFscU6UQOJdT
- TLSH T14DF47D31E241C036D6A74572C6FA4BBBA5247D25431161CBA7C4BA262FB76D2FA3130F
- MD5 SHA1 SHA512 SSDEEP TLSH