Analysis
- max time kernel
150s - max time network
152s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260710-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260710-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
22/07/2026, 19:19
Behavioral task
behavioral1
Sample
ac1dda7544396598a6e038dcbf816d1d96b42b4fc4ad32efd73cceb0ba1ae00c.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
9 signatures
150 seconds
General
- Target ac1dda7544396598a6e038dcbf816d1d96b42b4fc4ad32efd73cceb0ba1ae00c.exe
- Size 1.7MB
- Sample260722-x1nlxsshje
- SHA256 ac1dda7544396598a6e038dcbf816d1d96b42b4fc4ad32efd73cceb0ba1ae00c
- MD5 d9b2cfd82f68404726885f9ddb8f64fd
- SHA1 476ca502638f54289d17067f568d1e20f03eca22
- SHA512 7a5cd0e7bd9eb2565220795c9bbc96ee159304ca86a0dab889f2198424569638cb97a3a6f9f1fa26854d4763a5f510e6ea59ff9149dff71d8ae494c640b84b67
- SSDEEP 24576:BvO2xJKRw2kOkx2LFRvcU6UQOJdBqsCPhH9Do2sOfNZMjHfUr:BHHKe2WQX56/OJdJCXDrsOFZMjHfUr
- TLSH T17E858D31AAC04132E2B3867585FA56F6A9257C222721E5CF62C57B291E737D3ED3070E
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 2384 f047ea4d - 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 2160 ac1dda7544396598a6e038dcbf816d1d96b42b4fc4ad32efd73cceb0ba1ae00c.exe Destination IP 2 223.5.5.5 2160 ac1dda7544396598a6e038dcbf816d1d96b42b4fc4ad32efd73cceb0ba1ae00c.exe Destination IP 11 114.114.114.114 2160 ac1dda7544396598a6e038dcbf816d1d96b42b4fc4ad32efd73cceb0ba1ae00c.exe Destination IP 12 223.5.5.5 2160 ac1dda7544396598a6e038dcbf816d1d96b42b4fc4ad32efd73cceb0ba1ae00c.exe - Drops file in System32 directory 15 IoCs
description ioc Process File created C:\Windows\SysWOW64\f047ea4d ac1dda7544396598a6e038dcbf816d1d96b42b4fc4ad32efd73cceb0ba1ae00c.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache f047ea4d File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData f047ea4d File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 f047ea4d File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 f047ea4d File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 f047ea4d File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE f047ea4d File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies f047ea4d File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 f047ea4d File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft f047ea4d File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 f047ea4d File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 f047ea4d File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 f047ea4d File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content f047ea4d File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 f047ea4d -
resource yara_rule behavioral2/memory/2160-0-0x0000000000FB0000-0x000000000103C000-memory.dmp upx behavioral2/files/0x00070000000113d4-2.dat upx behavioral2/memory/2384-3-0x0000000000360000-0x00000000003EC000-memory.dmp upx behavioral2/memory/2160-10-0x0000000000FB0000-0x000000000103C000-memory.dmp upx behavioral2/memory/2384-11-0x0000000000360000-0x00000000003EC000-memory.dmp upx behavioral2/memory/2384-28-0x0000000000360000-0x00000000003EC000-memory.dmp upx - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\28d0a0 f047ea4d File opened for modification C:\Windows\24fae0 ac1dda7544396598a6e038dcbf816d1d96b42b4fc4ad32efd73cceb0ba1ae00c.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 ac1dda7544396598a6e038dcbf816d1d96b42b4fc4ad32efd73cceb0ba1ae00c.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language f047ea4d - 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" f047ea4d Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" f047ea4d Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" f047ea4d Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" f047ea4d Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix f047ea4d Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" f047ea4d Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" f047ea4d Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ f047ea4d Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing f047ea4d - Suspicious behavior: EnumeratesProcesses 22 IoCs
pid Process 2384 f047ea4d 2384 f047ea4d 2384 f047ea4d 2384 f047ea4d 2384 f047ea4d 2384 f047ea4d 2384 f047ea4d 2384 f047ea4d 2160 ac1dda7544396598a6e038dcbf816d1d96b42b4fc4ad32efd73cceb0ba1ae00c.exe 2160 ac1dda7544396598a6e038dcbf816d1d96b42b4fc4ad32efd73cceb0ba1ae00c.exe 2160 ac1dda7544396598a6e038dcbf816d1d96b42b4fc4ad32efd73cceb0ba1ae00c.exe 2160 ac1dda7544396598a6e038dcbf816d1d96b42b4fc4ad32efd73cceb0ba1ae00c.exe 2160 ac1dda7544396598a6e038dcbf816d1d96b42b4fc4ad32efd73cceb0ba1ae00c.exe 2160 ac1dda7544396598a6e038dcbf816d1d96b42b4fc4ad32efd73cceb0ba1ae00c.exe 2160 ac1dda7544396598a6e038dcbf816d1d96b42b4fc4ad32efd73cceb0ba1ae00c.exe 2160 ac1dda7544396598a6e038dcbf816d1d96b42b4fc4ad32efd73cceb0ba1ae00c.exe 2160 ac1dda7544396598a6e038dcbf816d1d96b42b4fc4ad32efd73cceb0ba1ae00c.exe 2160 ac1dda7544396598a6e038dcbf816d1d96b42b4fc4ad32efd73cceb0ba1ae00c.exe 2160 ac1dda7544396598a6e038dcbf816d1d96b42b4fc4ad32efd73cceb0ba1ae00c.exe 2160 ac1dda7544396598a6e038dcbf816d1d96b42b4fc4ad32efd73cceb0ba1ae00c.exe 2160 ac1dda7544396598a6e038dcbf816d1d96b42b4fc4ad32efd73cceb0ba1ae00c.exe 2160 ac1dda7544396598a6e038dcbf816d1d96b42b4fc4ad32efd73cceb0ba1ae00c.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 2160 ac1dda7544396598a6e038dcbf816d1d96b42b4fc4ad32efd73cceb0ba1ae00c.exe Token: SeTcbPrivilege 2160 ac1dda7544396598a6e038dcbf816d1d96b42b4fc4ad32efd73cceb0ba1ae00c.exe Token: SeDebugPrivilege 2384 f047ea4d Token: SeTcbPrivilege 2384 f047ea4d
Processes
-
C:\Users\Admin\AppData\Local\Temp\ac1dda7544396598a6e038dcbf816d1d96b42b4fc4ad32efd73cceb0ba1ae00c.exe"C:\Users\Admin\AppData\Local\Temp\ac1dda7544396598a6e038dcbf816d1d96b42b4fc4ad32efd73cceb0ba1ae00c.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:2160
-
C:\Windows\Syswow64\f047ea4dC:\Windows\Syswow64\f047ea4d1⤵
- 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:2384
-
C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k GPSvcGroup1⤵PID:4336
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\f047ea4d
- Size 1.7MB
- SHA256 6b7ecc4c91c9cbe104dc160fa474cba8ef83ff518dd856078ff57877d7ecf496
- MD5 2fd403f0104d1ce0090aaf121912629c
- SHA1 200dc45f9db6645231a3e4928cffa3acc3e0c1a6
- SHA512 bae6dc0246ceb56fc262e85b836f7d6e85facc763bb4f855af42bdc68dc23f6defa58e353c161650d8ccbc7da9630fed55659353bd5ff4c38d6c3ca4705d3923
- SSDEEP 24576:SvO2xJKRw2kOkx2LFRvcU6UQOJdBqsCPhH9Do2sOfNZMjHfUr:SHHKe2WQX56/OJdJCXDrsOFZMjHfUr
- TLSH T104858D31AAC04132E2B3867585FA56F6A9257C222721E5CF62C57B291E737D3ED3070E
- MD5 SHA1 SHA512 SSDEEP TLSH