Analysis
- max time kernel
149s - max time network
151s - platform
windows10-2004_x64 - resource
win10v2004-20260130-en - resource tags
arch:x64arch:x86image:win10v2004-20260130-enlocale:en-usos:windows10-2004-x64systemwindows - submitted
22/04/2026, 22:44
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
dc18c291da4dcf5499ac804c9e1857b69b6367cf6d60868b897d4d51c4b1dde7.exe
Resource
win10v2004-20260130-en
windows10-2004-x64
9 signatures
150 seconds
Behavioral task
behavioral2
Sample
dc18c291da4dcf5499ac804c9e1857b69b6367cf6d60868b897d4d51c4b1dde7.exe
Resource
win11-20260130-en
windows11-21h2-x64
9 signatures
150 seconds
General
- Target dc18c291da4dcf5499ac804c9e1857b69b6367cf6d60868b897d4d51c4b1dde7.exe
- Size 419KB
- Sample260422-2ntpmadt71
- SHA256 dc18c291da4dcf5499ac804c9e1857b69b6367cf6d60868b897d4d51c4b1dde7
- MD5 75c84f59b18dd8c71319e2e39b48a43d
- SHA1 334c10f51cabc4e3064656828b519cd71333d19d
- SHA512 3820306beeff02a5d4c314ddc518abd69b23ad6bb092562c264b6561d0753c34075606697231f2ad129bb98e35b144968b82ee5f657724735b8e76c8deae8a32
- SSDEEP 6144:h6DmGnV0H2LALrYcdwVDL+gqFCcEOkCybEaQRXr9HNdvOa:h6D/WiA3YcyVDLjOkx2LIa
- TLSH T13E947C29BAE08073C5678576C4E257A6FBB1B52127108ACFA390475A1F237E3BD3531E
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
7/10
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 3172 a3e8fb07 - 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 3 114.114.114.114 3220 dc18c291da4dcf5499ac804c9e1857b69b6367cf6d60868b897d4d51c4b1dde7.exe Destination IP 4 223.5.5.5 3220 dc18c291da4dcf5499ac804c9e1857b69b6367cf6d60868b897d4d51c4b1dde7.exe Destination IP 18 114.114.114.114 3220 dc18c291da4dcf5499ac804c9e1857b69b6367cf6d60868b897d4d51c4b1dde7.exe Destination IP 19 223.5.5.5 3220 dc18c291da4dcf5499ac804c9e1857b69b6367cf6d60868b897d4d51c4b1dde7.exe - Drops file in System32 directory 15 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache a3e8fb07 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content a3e8fb07 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\AAD646CB44373074ADE741C38400E7E1 a3e8fb07 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies a3e8fb07 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData a3e8fb07 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 a3e8fb07 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 a3e8fb07 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE a3e8fb07 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 a3e8fb07 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft a3e8fb07 File created C:\Windows\SysWOW64\a3e8fb07 dc18c291da4dcf5499ac804c9e1857b69b6367cf6d60868b897d4d51c4b1dde7.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\AAD646CB44373074ADE741C38400E7E1 a3e8fb07 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 a3e8fb07 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 a3e8fb07 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 a3e8fb07 - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\364e48 a3e8fb07 File opened for modification C:\Windows\3720a8 dc18c291da4dcf5499ac804c9e1857b69b6367cf6d60868b897d4d51c4b1dde7.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 dc18c291da4dcf5499ac804c9e1857b69b6367cf6d60868b897d4d51c4b1dde7.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language a3e8fb07 - 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" a3e8fb07 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" a3e8fb07 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix a3e8fb07 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ a3e8fb07 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" a3e8fb07 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" a3e8fb07 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing a3e8fb07 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" a3e8fb07 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" a3e8fb07 - Modifies system certificate store 2 TTPs 2 IoCs
description ioc Process Set value (data) \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\1F24C630CDA418EF2069FFAD4FDD5F463A1B69AA\Blob = 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 a3e8fb07 Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\1F24C630CDA418EF2069FFAD4FDD5F463A1B69AA a3e8fb07 - Suspicious behavior: EnumeratesProcesses 14 IoCs
pid Process 3172 a3e8fb07 3172 a3e8fb07 3172 a3e8fb07 3172 a3e8fb07 3172 a3e8fb07 3172 a3e8fb07 3172 a3e8fb07 3172 a3e8fb07 3220 dc18c291da4dcf5499ac804c9e1857b69b6367cf6d60868b897d4d51c4b1dde7.exe 3220 dc18c291da4dcf5499ac804c9e1857b69b6367cf6d60868b897d4d51c4b1dde7.exe 3220 dc18c291da4dcf5499ac804c9e1857b69b6367cf6d60868b897d4d51c4b1dde7.exe 3220 dc18c291da4dcf5499ac804c9e1857b69b6367cf6d60868b897d4d51c4b1dde7.exe 3220 dc18c291da4dcf5499ac804c9e1857b69b6367cf6d60868b897d4d51c4b1dde7.exe 3220 dc18c291da4dcf5499ac804c9e1857b69b6367cf6d60868b897d4d51c4b1dde7.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 3220 dc18c291da4dcf5499ac804c9e1857b69b6367cf6d60868b897d4d51c4b1dde7.exe Token: SeTcbPrivilege 3220 dc18c291da4dcf5499ac804c9e1857b69b6367cf6d60868b897d4d51c4b1dde7.exe Token: SeDebugPrivilege 3172 a3e8fb07 Token: SeTcbPrivilege 3172 a3e8fb07
Processes
-
C:\Users\Admin\AppData\Local\Temp\dc18c291da4dcf5499ac804c9e1857b69b6367cf6d60868b897d4d51c4b1dde7.exe"C:\Users\Admin\AppData\Local\Temp\dc18c291da4dcf5499ac804c9e1857b69b6367cf6d60868b897d4d51c4b1dde7.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:3220
-
C:\Windows\Syswow64\a3e8fb07C:\Windows\Syswow64\a3e8fb071⤵
- Executes dropped EXE
- Drops file in System32 directory
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Modifies data under HKEY_USERS
- Modifies system certificate store
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3172
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\a3e8fb07
- Size 419KB
- SHA256 411b882a61eb38952a98291eff00a4a63770838e2122df411c0864d0cee1c526
- MD5 af7471784b1c5d4be1dddc012ec3d02f
- SHA1 bc05a80cde057596a3ddb90bfcb8cd0b5209c8c0
- SHA512 a5b5cc9e5c9d1582f0e00fa6d1899d9403a6af4f126d6738693a0fdba5f19f93979b6e8fe4fd694442b539adc923e383fa7e8a6aadb7daf71dab1972ad914feb
- SSDEEP 6144:36DmGnV0H2LALrYcdwVDL+gqFCcEOkCybEaQRXr9HNdvOa:36D/WiA3YcyVDLjOkx2LIa
- TLSH T133947C29BAE08073C5678576C4E257A6FBB1B52127108ACFA390475A1F237E3BD3531E
- MD5 SHA1 SHA512 SSDEEP TLSH