Analysis
- max time kernel
149s - 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
23/07/2026, 00:06
Behavioral task
behavioral1
Sample
f08ad4694770fe41b80cc7a311d049e0a8ba505ba735d80f55d5566f52fe0854.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
9 signatures
150 seconds
General
- Target f08ad4694770fe41b80cc7a311d049e0a8ba505ba735d80f55d5566f52fe0854.exe
- Size 1.7MB
- Sample260723-ady3tadh82
- SHA256 f08ad4694770fe41b80cc7a311d049e0a8ba505ba735d80f55d5566f52fe0854
- MD5 2868f519ad41b66adbba9c3d130173e9
- SHA1 ad5ffaa88d0eb034721c850427dd4c00fdeac275
- SHA512 120771185425e0ab663a03064b41bb9411426c2291341c72da05faf39a309d4f45d9689984a26cb9904134b75ded47bccf823b6dd4c6e06c57ec66ee521d529a
- SSDEEP 24576:uvO2xJKRw2kOkx2LFRvcU6UQOJdBqsCPhH9Do2sOfNZMjHfUr:uHHKe2WQX56/OJdJCXDrsOFZMjHfUr
- TLSH T1F3858D31AAC04132E2B3867585FA56F6A9257C222721E5CF62C57B291E737D3ED3070E
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 4340 ca4108c1 - 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 4136 f08ad4694770fe41b80cc7a311d049e0a8ba505ba735d80f55d5566f52fe0854.exe Destination IP 2 223.5.5.5 4136 f08ad4694770fe41b80cc7a311d049e0a8ba505ba735d80f55d5566f52fe0854.exe Destination IP 13 114.114.114.114 4136 f08ad4694770fe41b80cc7a311d049e0a8ba505ba735d80f55d5566f52fe0854.exe Destination IP 14 223.5.5.5 4136 f08ad4694770fe41b80cc7a311d049e0a8ba505ba735d80f55d5566f52fe0854.exe - Drops file in System32 directory 15 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 ca4108c1 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies ca4108c1 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData ca4108c1 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 ca4108c1 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content ca4108c1 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 ca4108c1 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 ca4108c1 File created C:\Windows\SysWOW64\ca4108c1 f08ad4694770fe41b80cc7a311d049e0a8ba505ba735d80f55d5566f52fe0854.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 ca4108c1 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 ca4108c1 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 ca4108c1 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache ca4108c1 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE ca4108c1 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 ca4108c1 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft ca4108c1 -
resource yara_rule behavioral2/memory/4136-0-0x0000000000D50000-0x0000000000DDC000-memory.dmp upx behavioral2/files/0x00070000000187d5-2.dat upx behavioral2/memory/4340-3-0x00000000001C0000-0x000000000024C000-memory.dmp upx behavioral2/memory/4136-18-0x0000000000D50000-0x0000000000DDC000-memory.dmp upx behavioral2/memory/4340-19-0x00000000001C0000-0x000000000024C000-memory.dmp upx behavioral2/memory/4340-28-0x00000000001C0000-0x000000000024C000-memory.dmp upx - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\4a4d68 ca4108c1 File opened for modification C:\Windows\46cf50 f08ad4694770fe41b80cc7a311d049e0a8ba505ba735d80f55d5566f52fe0854.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 f08ad4694770fe41b80cc7a311d049e0a8ba505ba735d80f55d5566f52fe0854.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language ca4108c1 - Modifies data under HKEY_USERS 9 IoCs
description ioc Process Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" ca4108c1 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" ca4108c1 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ ca4108c1 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" ca4108c1 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" ca4108c1 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" ca4108c1 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing ca4108c1 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix ca4108c1 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" ca4108c1 - Suspicious behavior: EnumeratesProcesses 22 IoCs
pid Process 4340 ca4108c1 4340 ca4108c1 4340 ca4108c1 4340 ca4108c1 4340 ca4108c1 4340 ca4108c1 4340 ca4108c1 4340 ca4108c1 4136 f08ad4694770fe41b80cc7a311d049e0a8ba505ba735d80f55d5566f52fe0854.exe 4136 f08ad4694770fe41b80cc7a311d049e0a8ba505ba735d80f55d5566f52fe0854.exe 4136 f08ad4694770fe41b80cc7a311d049e0a8ba505ba735d80f55d5566f52fe0854.exe 4136 f08ad4694770fe41b80cc7a311d049e0a8ba505ba735d80f55d5566f52fe0854.exe 4136 f08ad4694770fe41b80cc7a311d049e0a8ba505ba735d80f55d5566f52fe0854.exe 4136 f08ad4694770fe41b80cc7a311d049e0a8ba505ba735d80f55d5566f52fe0854.exe 4136 f08ad4694770fe41b80cc7a311d049e0a8ba505ba735d80f55d5566f52fe0854.exe 4136 f08ad4694770fe41b80cc7a311d049e0a8ba505ba735d80f55d5566f52fe0854.exe 4136 f08ad4694770fe41b80cc7a311d049e0a8ba505ba735d80f55d5566f52fe0854.exe 4136 f08ad4694770fe41b80cc7a311d049e0a8ba505ba735d80f55d5566f52fe0854.exe 4136 f08ad4694770fe41b80cc7a311d049e0a8ba505ba735d80f55d5566f52fe0854.exe 4136 f08ad4694770fe41b80cc7a311d049e0a8ba505ba735d80f55d5566f52fe0854.exe 4136 f08ad4694770fe41b80cc7a311d049e0a8ba505ba735d80f55d5566f52fe0854.exe 4136 f08ad4694770fe41b80cc7a311d049e0a8ba505ba735d80f55d5566f52fe0854.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 4136 f08ad4694770fe41b80cc7a311d049e0a8ba505ba735d80f55d5566f52fe0854.exe Token: SeTcbPrivilege 4136 f08ad4694770fe41b80cc7a311d049e0a8ba505ba735d80f55d5566f52fe0854.exe Token: SeDebugPrivilege 4340 ca4108c1 Token: SeTcbPrivilege 4340 ca4108c1
Processes
-
C:\Users\Admin\AppData\Local\Temp\f08ad4694770fe41b80cc7a311d049e0a8ba505ba735d80f55d5566f52fe0854.exe"C:\Users\Admin\AppData\Local\Temp\f08ad4694770fe41b80cc7a311d049e0a8ba505ba735d80f55d5566f52fe0854.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:4136
-
C:\Windows\Syswow64\ca4108c1C:\Windows\Syswow64\ca4108c11⤵
- 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:4340
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\ca4108c1
- Size 1.7MB
- SHA256 42d35cae0e082cde897a4977f1adbdb9346b06c26aca82bb079c83ad8629f8c5
- MD5 1477923ba5be5e6f30092045eae6c105
- SHA1 035f240f21cf1a43d352f6115e9552b761d2cf1c
- SHA512 0f526dc482cf46d3cd564382bb5d726db40c944f6f325f5e554630b3412267802b80b5bc718dedbfd0a1a60ba0a94c5a220e49530c698198ed5bb73c7a1d6cec
- SSDEEP 24576:HvO2xJKRw2kOkx2LFRvcU6UQOJdBqsCPhH9Do2sOfNZMjHfUr:HHHKe2WQX56/OJdJCXDrsOFZMjHfUr
- TLSH T1B6858D31AAC04132E2B3867585FA56F6A9257C222721E5CF62C57B291E737D3ED3070E
- MD5 SHA1 SHA512 SSDEEP TLSH