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
15/08/2026, 21:48
Behavioral task
behavioral1
Sample
d52e523e5c8df67520e371c4a457c046e68f8d5593dae8a6decd744b9355123f.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
10 signatures
150 seconds
General
- Target d52e523e5c8df67520e371c4a457c046e68f8d5593dae8a6decd744b9355123f.exe
- Size 576KB
- Sample260815-1n2jsshj7v
- SHA256 d52e523e5c8df67520e371c4a457c046e68f8d5593dae8a6decd744b9355123f
- MD5 49d76448c2c262d8f0e42b8fd9c79e66
- SHA1 77ca6f74b9ee53311ad825ed10d33efd1ef0796f
- SHA512 24111f56c3f0e702160435c677005de16f4d9da8dc3f13d397180768c25813059f2b262c091c09ffd5773bd5b3482be6b8224ed8ef4284dfdb90ec8ba7e3e9ad
- SSDEEP 6144:KcTgav1cdCTuoPbgwmOLJvKRwLSFXdFwirGcEOkCybEaQRXr9HNdvOa+y8K/:KSvO2x9mONvKRwLSFtsOkx2LIa+yx
- TLSH T1CCC46D26B6908072C4779578C4A257AAFBB1BC2127204ACFA390775A1F737D2BE3570D
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
7/10
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 448 a61de072 - 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 4420 d52e523e5c8df67520e371c4a457c046e68f8d5593dae8a6decd744b9355123f.exe Destination IP 4 223.5.5.5 4420 d52e523e5c8df67520e371c4a457c046e68f8d5593dae8a6decd744b9355123f.exe Destination IP 24 114.114.114.114 4420 d52e523e5c8df67520e371c4a457c046e68f8d5593dae8a6decd744b9355123f.exe Destination IP 27 223.5.5.5 4420 d52e523e5c8df67520e371c4a457c046e68f8d5593dae8a6decd744b9355123f.exe - Drops file in System32 directory 17 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft a61de072 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache a61de072 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\AAD646CB44373074ADE741C38400E7E1 a61de072 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 a61de072 File created C:\Windows\SysWOW64\a61de072 d52e523e5c8df67520e371c4a457c046e68f8d5593dae8a6decd744b9355123f.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE a61de072 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies a61de072 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData a61de072 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content a61de072 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 a61de072 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\AAD646CB44373074ADE741C38400E7E1 a61de072 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 a61de072 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 a61de072 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 a61de072 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\3EC845F33427F1C99AF855BE8930371C a61de072 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 a61de072 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\3EC845F33427F1C99AF855BE8930371C a61de072 -
resource yara_rule behavioral1/memory/4420-0-0x0000000000970000-0x00000000009FC000-memory.dmp upx behavioral1/files/0x000800000002435e-2.dat upx behavioral1/memory/448-4-0x0000000000D40000-0x0000000000DCC000-memory.dmp upx behavioral1/memory/4420-12-0x0000000000970000-0x00000000009FC000-memory.dmp upx behavioral1/memory/448-13-0x0000000000D40000-0x0000000000DCC000-memory.dmp upx behavioral1/memory/448-32-0x0000000000D40000-0x0000000000DCC000-memory.dmp upx - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\7ab80 a61de072 File opened for modification C:\Windows\4bac08 d52e523e5c8df67520e371c4a457c046e68f8d5593dae8a6decd744b9355123f.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 d52e523e5c8df67520e371c4a457c046e68f8d5593dae8a6decd744b9355123f.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language a61de072 - 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 a61de072 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" a61de072 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ a61de072 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" a61de072 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" a61de072 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" a61de072 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" a61de072 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" a61de072 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing a61de072 - Modifies system certificate store 2 TTPs 2 IoCs
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\1F24C630CDA418EF2069FFAD4FDD5F463A1B69AA a61de072 Set value (data) \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\1F24C630CDA418EF2069FFAD4FDD5F463A1B69AA\Blob = 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 a61de072 - Suspicious behavior: EnumeratesProcesses 14 IoCs
pid Process 448 a61de072 448 a61de072 448 a61de072 448 a61de072 448 a61de072 448 a61de072 448 a61de072 448 a61de072 4420 d52e523e5c8df67520e371c4a457c046e68f8d5593dae8a6decd744b9355123f.exe 4420 d52e523e5c8df67520e371c4a457c046e68f8d5593dae8a6decd744b9355123f.exe 4420 d52e523e5c8df67520e371c4a457c046e68f8d5593dae8a6decd744b9355123f.exe 4420 d52e523e5c8df67520e371c4a457c046e68f8d5593dae8a6decd744b9355123f.exe 4420 d52e523e5c8df67520e371c4a457c046e68f8d5593dae8a6decd744b9355123f.exe 4420 d52e523e5c8df67520e371c4a457c046e68f8d5593dae8a6decd744b9355123f.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 4420 d52e523e5c8df67520e371c4a457c046e68f8d5593dae8a6decd744b9355123f.exe Token: SeTcbPrivilege 4420 d52e523e5c8df67520e371c4a457c046e68f8d5593dae8a6decd744b9355123f.exe Token: SeDebugPrivilege 448 a61de072 Token: SeTcbPrivilege 448 a61de072
Processes
-
C:\Users\Admin\AppData\Local\Temp\d52e523e5c8df67520e371c4a457c046e68f8d5593dae8a6decd744b9355123f.exe"C:\Users\Admin\AppData\Local\Temp\d52e523e5c8df67520e371c4a457c046e68f8d5593dae8a6decd744b9355123f.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:4420
-
C:\Windows\Syswow64\a61de072C:\Windows\Syswow64\a61de0721⤵
- 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:448
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\a61de072
- Size 576KB
- SHA256 b34399547564b0c217315788d947c20ab57863e2b00ec4d4577d19e1fa03c2d4
- MD5 edb65acf364cd0bd9d9343cd3bf1c3ac
- SHA1 499c80b6274d825b13b84ebac80a282784501739
- SHA512 1eecbfa5f60ed0705f0b7d96d784a4c32122831360ad23b960c1ab95efaf8c9583a0a75ad1a37b64f9ac139f5d997378a2e1b0b0cbe5d10d7e1225f0cd55ba00
- SSDEEP 6144:GcTgav1cdCTuoPbgwmOLJvKRwLSFXdFwirGcEOkCybEaQRXr9HNdvOa+y8K/:GSvO2x9mONvKRwLSFtsOkx2LIa+yx
- TLSH T143C46D26B6908072C4779578C4A257AAFBB1BC2127204ACFA390775A1F737D2BE3570D
- MD5 SHA1 SHA512 SSDEEP TLSH