Analysis
- max time kernel
150s - max time network
153s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260911-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
30/09/2026, 19:37
Behavioral task
behavioral1
Sample
cdff9a75a8dac99f7b0beea6f41492ac2d36e4cb9a27df4c1a8b95a7ccff2d6e.exe
Resource
win10v2004-20260911-en
windows10-2004-x64
10 signatures
150 seconds
General
- Target cdff9a75a8dac99f7b0beea6f41492ac2d36e4cb9a27df4c1a8b95a7ccff2d6e.exe
- Size 525KB
- Sample260930-yb4saazs8m
- SHA256 cdff9a75a8dac99f7b0beea6f41492ac2d36e4cb9a27df4c1a8b95a7ccff2d6e
- MD5 7f5c1ed8e7f8cbff6d760fe1c7977d1f
- SHA1 128c4ef2dda74a484808694e36b94a65b86e231e
- SHA512 8341324624163d908d0f88792a2741f034f35017bf2a6cacc608500db3937993f8c6e0e0a386c15101b0e6755dc97c9adbf679308dd2cb66db9f1fd5054ef886
- SSDEEP 6144:RcTgav1cdCTuoPbgwmOLJvKRwLSFXdFwirGcEOkCybEaQRXr9HNdvOa+y8K:RSvO2x9mONvKRwLSFtsOkx2LIa+y
- TLSH T185B47D2AB6A0D076C4779579C4A257BAFBB1742137204ACFA390475A1F237E2BE3530D
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 3924 ed5699a1 - Unexpected DNS network traffic destination 22 IoCs
Network traffic to other servers than the configured DNS servers was detected on the DNS port.
description flow ioc pid Process Destination IP 288 114.114.114.114 5960 cdff9a75a8dac99f7b0beea6f41492ac2d36e4cb9a27df4c1a8b95a7ccff2d6e.exe Destination IP 289 223.5.5.5 5960 cdff9a75a8dac99f7b0beea6f41492ac2d36e4cb9a27df4c1a8b95a7ccff2d6e.exe Destination IP 40 223.5.5.5 5960 cdff9a75a8dac99f7b0beea6f41492ac2d36e4cb9a27df4c1a8b95a7ccff2d6e.exe Destination IP 148 114.114.114.114 5960 cdff9a75a8dac99f7b0beea6f41492ac2d36e4cb9a27df4c1a8b95a7ccff2d6e.exe Destination IP 181 223.5.5.5 5960 cdff9a75a8dac99f7b0beea6f41492ac2d36e4cb9a27df4c1a8b95a7ccff2d6e.exe Destination IP 306 223.5.5.5 5960 cdff9a75a8dac99f7b0beea6f41492ac2d36e4cb9a27df4c1a8b95a7ccff2d6e.exe Destination IP 337 114.114.114.114 5960 cdff9a75a8dac99f7b0beea6f41492ac2d36e4cb9a27df4c1a8b95a7ccff2d6e.exe Destination IP 392 223.5.5.5 5960 cdff9a75a8dac99f7b0beea6f41492ac2d36e4cb9a27df4c1a8b95a7ccff2d6e.exe Destination IP 451 114.114.114.114 5960 cdff9a75a8dac99f7b0beea6f41492ac2d36e4cb9a27df4c1a8b95a7ccff2d6e.exe Destination IP 452 223.5.5.5 5960 cdff9a75a8dac99f7b0beea6f41492ac2d36e4cb9a27df4c1a8b95a7ccff2d6e.exe Destination IP 2 114.114.114.114 5960 cdff9a75a8dac99f7b0beea6f41492ac2d36e4cb9a27df4c1a8b95a7ccff2d6e.exe Destination IP 5 223.5.5.5 5960 cdff9a75a8dac99f7b0beea6f41492ac2d36e4cb9a27df4c1a8b95a7ccff2d6e.exe Destination IP 39 114.114.114.114 5960 cdff9a75a8dac99f7b0beea6f41492ac2d36e4cb9a27df4c1a8b95a7ccff2d6e.exe Destination IP 93 114.114.114.114 3924 ed5699a1 Destination IP 235 223.5.5.5 5960 cdff9a75a8dac99f7b0beea6f41492ac2d36e4cb9a27df4c1a8b95a7ccff2d6e.exe Destination IP 305 114.114.114.114 5960 cdff9a75a8dac99f7b0beea6f41492ac2d36e4cb9a27df4c1a8b95a7ccff2d6e.exe Destination IP 95 223.5.5.5 5960 cdff9a75a8dac99f7b0beea6f41492ac2d36e4cb9a27df4c1a8b95a7ccff2d6e.exe Destination IP 149 223.5.5.5 5960 cdff9a75a8dac99f7b0beea6f41492ac2d36e4cb9a27df4c1a8b95a7ccff2d6e.exe Destination IP 180 114.114.114.114 5960 cdff9a75a8dac99f7b0beea6f41492ac2d36e4cb9a27df4c1a8b95a7ccff2d6e.exe Destination IP 234 114.114.114.114 5960 cdff9a75a8dac99f7b0beea6f41492ac2d36e4cb9a27df4c1a8b95a7ccff2d6e.exe Destination IP 338 223.5.5.5 5960 cdff9a75a8dac99f7b0beea6f41492ac2d36e4cb9a27df4c1a8b95a7ccff2d6e.exe Destination IP 391 114.114.114.114 5960 cdff9a75a8dac99f7b0beea6f41492ac2d36e4cb9a27df4c1a8b95a7ccff2d6e.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\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 ed5699a1 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE ed5699a1 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 ed5699a1 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft ed5699a1 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData ed5699a1 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 ed5699a1 File created C:\Windows\SysWOW64\ed5699a1 cdff9a75a8dac99f7b0beea6f41492ac2d36e4cb9a27df4c1a8b95a7ccff2d6e.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 ed5699a1 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies ed5699a1 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache ed5699a1 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 ed5699a1 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content ed5699a1 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 ed5699a1 -
resource yara_rule behavioral2/memory/5960-0-0x0000000000140000-0x00000000001CC000-memory.dmp upx behavioral2/memory/3924-3-0x0000000000CF0000-0x0000000000D7C000-memory.dmp upx behavioral2/files/0x000b00000001b2c5-2.dat upx behavioral2/memory/5960-18-0x0000000000140000-0x00000000001CC000-memory.dmp upx behavioral2/memory/3924-19-0x0000000000CF0000-0x0000000000D7C000-memory.dmp upx behavioral2/memory/3924-42-0x0000000000CF0000-0x0000000000D7C000-memory.dmp upx - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\660990 cdff9a75a8dac99f7b0beea6f41492ac2d36e4cb9a27df4c1a8b95a7ccff2d6e.exe File opened for modification C:\Windows\432e28 ed5699a1 - Reads the TCP/IP host and domain name from the registry 1 TTPs 4 IoCs
The configured hostname and DNS domain identify the machine and are commonly collected to profile a host before it reports in.
description ioc Process Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Tcpip\Parameters\Hostname ed5699a1 Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Tcpip\Parameters\Domain ed5699a1 Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Tcpip\Parameters\Hostname cdff9a75a8dac99f7b0beea6f41492ac2d36e4cb9a27df4c1a8b95a7ccff2d6e.exe Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Tcpip\Parameters\Domain cdff9a75a8dac99f7b0beea6f41492ac2d36e4cb9a27df4c1a8b95a7ccff2d6e.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 cdff9a75a8dac99f7b0beea6f41492ac2d36e4cb9a27df4c1a8b95a7ccff2d6e.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language ed5699a1 - 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\Content\CachePrefix ed5699a1 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" ed5699a1 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" ed5699a1 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" ed5699a1 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ ed5699a1 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" ed5699a1 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" ed5699a1 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" ed5699a1 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing ed5699a1 - Suspicious behavior: EnumeratesProcesses 22 IoCs
pid Process 3924 ed5699a1 3924 ed5699a1 3924 ed5699a1 3924 ed5699a1 3924 ed5699a1 3924 ed5699a1 3924 ed5699a1 3924 ed5699a1 5960 cdff9a75a8dac99f7b0beea6f41492ac2d36e4cb9a27df4c1a8b95a7ccff2d6e.exe 5960 cdff9a75a8dac99f7b0beea6f41492ac2d36e4cb9a27df4c1a8b95a7ccff2d6e.exe 5960 cdff9a75a8dac99f7b0beea6f41492ac2d36e4cb9a27df4c1a8b95a7ccff2d6e.exe 5960 cdff9a75a8dac99f7b0beea6f41492ac2d36e4cb9a27df4c1a8b95a7ccff2d6e.exe 5960 cdff9a75a8dac99f7b0beea6f41492ac2d36e4cb9a27df4c1a8b95a7ccff2d6e.exe 5960 cdff9a75a8dac99f7b0beea6f41492ac2d36e4cb9a27df4c1a8b95a7ccff2d6e.exe 5960 cdff9a75a8dac99f7b0beea6f41492ac2d36e4cb9a27df4c1a8b95a7ccff2d6e.exe 5960 cdff9a75a8dac99f7b0beea6f41492ac2d36e4cb9a27df4c1a8b95a7ccff2d6e.exe 5960 cdff9a75a8dac99f7b0beea6f41492ac2d36e4cb9a27df4c1a8b95a7ccff2d6e.exe 5960 cdff9a75a8dac99f7b0beea6f41492ac2d36e4cb9a27df4c1a8b95a7ccff2d6e.exe 5960 cdff9a75a8dac99f7b0beea6f41492ac2d36e4cb9a27df4c1a8b95a7ccff2d6e.exe 5960 cdff9a75a8dac99f7b0beea6f41492ac2d36e4cb9a27df4c1a8b95a7ccff2d6e.exe 5960 cdff9a75a8dac99f7b0beea6f41492ac2d36e4cb9a27df4c1a8b95a7ccff2d6e.exe 5960 cdff9a75a8dac99f7b0beea6f41492ac2d36e4cb9a27df4c1a8b95a7ccff2d6e.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 5960 cdff9a75a8dac99f7b0beea6f41492ac2d36e4cb9a27df4c1a8b95a7ccff2d6e.exe Token: SeTcbPrivilege 5960 cdff9a75a8dac99f7b0beea6f41492ac2d36e4cb9a27df4c1a8b95a7ccff2d6e.exe Token: SeDebugPrivilege 3924 ed5699a1 Token: SeTcbPrivilege 3924 ed5699a1
Processes
-
C:\Users\Admin\AppData\Local\Temp\cdff9a75a8dac99f7b0beea6f41492ac2d36e4cb9a27df4c1a8b95a7ccff2d6e.exe"C:\Users\Admin\AppData\Local\Temp\cdff9a75a8dac99f7b0beea6f41492ac2d36e4cb9a27df4c1a8b95a7ccff2d6e.exe"1⤵
- Unexpected DNS network traffic destination
- Drops file in System32 directory
- Drops file in Windows directory
- Reads the TCP/IP host and domain name from the registry
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:5960
-
C:\Windows\Syswow64\ed5699a1C:\Windows\Syswow64\ed5699a11⤵
- Executes dropped EXE
- Unexpected DNS network traffic destination
- Drops file in System32 directory
- Drops file in Windows directory
- Reads the TCP/IP host and domain name from the registry
- System Location Discovery: System Language Discovery
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3924
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\ed5699a1
- Size 525KB
- SHA256 8aeedfd4ae81db5b757aa801da74be84cceb0259947c10f729b42ea4c41044e1
- MD5 0cf53b162adcf55579cf9e70f500d8a3
- SHA1 53583b66402f15d9c167c649315e0a8dd3259895
- SHA512 0499cecd29d03029f2d513dc908e8a56f88b3ebbdd4300b3db64fcc62691d6a5f5d1da2b7189f6273888d59255d94b4707b3e91b10080abb52b59952cc36ce6a
- SSDEEP 6144:8cTgav1cdCTuoPbgwmOLJvKRwLSFXdFwirGcEOkCybEaQRXr9HNdvOa+y8K:8SvO2x9mONvKRwLSFtsOkx2LIa+y
- TLSH T13CB47D2AB6A0D076C4779579C4A257BAFBB1742137204ACFA390475A1F237E2BE3530D
- MD5 SHA1 SHA512 SSDEEP TLSH