Analysis
- max time kernel
149s - max time network
149s - platform
windows10-2004_x64 - resource
win10v2004-20260513-en - resource tags
arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows - submitted
28/05/2026, 10:23
Behavioral task
behavioral1
Sample
d8c1dd1422665b30f27af1dbaae1bfb8b8d0707c1ebc3c80b96b42c394b38c7e.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
9 signatures
150 seconds
General
- Target d8c1dd1422665b30f27af1dbaae1bfb8b8d0707c1ebc3c80b96b42c394b38c7e.exe
- Size 560KB
- Sample260528-mevs1aev3v
- SHA256 d8c1dd1422665b30f27af1dbaae1bfb8b8d0707c1ebc3c80b96b42c394b38c7e
- MD5 8ff82f1098bff2720d79dc7f6f2ab562
- SHA1 5233caa9357b4aba6570537eca83bdfe21ec4b6f
- SHA512 a9674796264c4b051d36b1374929c82f965be1204917c226374c3d381e13039133203340dd98d1e1db24a96de157dc6d67bad161032cebd98d32005c13689644
- SSDEEP 6144:EWVrC1c2oonALgPLj7vf1LKlyIFVirGcEOkCybEaQRXr9HNdvOa+y8K:EkCO2zVPX7vf1LKlIsOkx2LIa+y
- TLSH T1F1C47C2AF6A0C036C4779574C4A257AAFFB1B42127204ACFA390475A1F637E2BE7531D
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 3700 12a189c7 - 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 56 223.5.5.5 600 d8c1dd1422665b30f27af1dbaae1bfb8b8d0707c1ebc3c80b96b42c394b38c7e.exe Destination IP 3 114.114.114.114 600 d8c1dd1422665b30f27af1dbaae1bfb8b8d0707c1ebc3c80b96b42c394b38c7e.exe Destination IP 4 223.5.5.5 600 d8c1dd1422665b30f27af1dbaae1bfb8b8d0707c1ebc3c80b96b42c394b38c7e.exe Destination IP 54 114.114.114.114 600 d8c1dd1422665b30f27af1dbaae1bfb8b8d0707c1ebc3c80b96b42c394b38c7e.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 12a189c7 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 12a189c7 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 12a189c7 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 12a189c7 File created C:\Windows\SysWOW64\12a189c7 d8c1dd1422665b30f27af1dbaae1bfb8b8d0707c1ebc3c80b96b42c394b38c7e.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 12a189c7 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft 12a189c7 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content 12a189c7 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 12a189c7 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 12a189c7 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE 12a189c7 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies 12a189c7 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache 12a189c7 -
resource yara_rule behavioral1/memory/600-0-0x00000000004B0000-0x000000000053C000-memory.dmp upx behavioral1/files/0x000a000000024388-2.dat upx behavioral1/memory/3700-3-0x0000000000E20000-0x0000000000EAC000-memory.dmp upx behavioral1/memory/600-16-0x00000000004B0000-0x000000000053C000-memory.dmp upx behavioral1/memory/3700-17-0x0000000000E20000-0x0000000000EAC000-memory.dmp upx behavioral1/memory/3700-28-0x0000000000E20000-0x0000000000EAC000-memory.dmp upx - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\3f5868 12a189c7 File opened for modification C:\Windows\a45b0 d8c1dd1422665b30f27af1dbaae1bfb8b8d0707c1ebc3c80b96b42c394b38c7e.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 d8c1dd1422665b30f27af1dbaae1bfb8b8d0707c1ebc3c80b96b42c394b38c7e.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 12a189c7 - Modifies data under HKEY_USERS 9 IoCs
description ioc Process Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" 12a189c7 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" 12a189c7 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing 12a189c7 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix 12a189c7 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" 12a189c7 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" 12a189c7 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ 12a189c7 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" 12a189c7 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" 12a189c7 - Suspicious behavior: EnumeratesProcesses 14 IoCs
pid Process 3700 12a189c7 3700 12a189c7 3700 12a189c7 3700 12a189c7 3700 12a189c7 3700 12a189c7 3700 12a189c7 3700 12a189c7 600 d8c1dd1422665b30f27af1dbaae1bfb8b8d0707c1ebc3c80b96b42c394b38c7e.exe 600 d8c1dd1422665b30f27af1dbaae1bfb8b8d0707c1ebc3c80b96b42c394b38c7e.exe 600 d8c1dd1422665b30f27af1dbaae1bfb8b8d0707c1ebc3c80b96b42c394b38c7e.exe 600 d8c1dd1422665b30f27af1dbaae1bfb8b8d0707c1ebc3c80b96b42c394b38c7e.exe 600 d8c1dd1422665b30f27af1dbaae1bfb8b8d0707c1ebc3c80b96b42c394b38c7e.exe 600 d8c1dd1422665b30f27af1dbaae1bfb8b8d0707c1ebc3c80b96b42c394b38c7e.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 600 d8c1dd1422665b30f27af1dbaae1bfb8b8d0707c1ebc3c80b96b42c394b38c7e.exe Token: SeTcbPrivilege 600 d8c1dd1422665b30f27af1dbaae1bfb8b8d0707c1ebc3c80b96b42c394b38c7e.exe Token: SeDebugPrivilege 3700 12a189c7 Token: SeTcbPrivilege 3700 12a189c7
Processes
-
C:\Users\Admin\AppData\Local\Temp\d8c1dd1422665b30f27af1dbaae1bfb8b8d0707c1ebc3c80b96b42c394b38c7e.exe"C:\Users\Admin\AppData\Local\Temp\d8c1dd1422665b30f27af1dbaae1bfb8b8d0707c1ebc3c80b96b42c394b38c7e.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:600
-
C:\Windows\Syswow64\12a189c7C:\Windows\Syswow64\12a189c71⤵
- 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:3700
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\12a189c7
- Size 560KB
- SHA256 cec34bc8f43ae1f65adcdab5d9a3f579212ae5749714ad0ece778c8fba57ea5a
- MD5 8afda65f76e76ad25b9f9a3a6aa81e7d
- SHA1 0e13e556ff6500f8af35db4a2ed510dd389c860c
- SHA512 d47df15d9c1aa3cd35bec68ab594d7ae9232297505316f84c568fefb8a5e894550b934f373d8fdc54422a1866f6978f6d1cb2dbde0701499c3a43c049eddec38
- SSDEEP 6144:0WVrC1c2oonALgPLj7vf1LKlyIFVirGcEOkCybEaQRXr9HNdvOa+y8K:0kCO2zVPX7vf1LKlIsOkx2LIa+y
- TLSH T1E3C47C2AF6A0C036C4779574C4A257AAFFB1B42127204ACFA390475A1F637E2BE7531D
- MD5 SHA1 SHA512 SSDEEP TLSH