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
11/05/2026, 08:08
Behavioral task
behavioral1
Sample
c71894dcb0c3bddfc9036f65e00b3fe59b0bd03883cf8746c7186456525131c5.exe
Resource
win10v2004-20260130-en
windows10-2004-x64
10 signatures
150 seconds
Behavioral task
behavioral2
Sample
c71894dcb0c3bddfc9036f65e00b3fe59b0bd03883cf8746c7186456525131c5.exe
Resource
win11-20260130-en
windows11-21h2-x64
10 signatures
150 seconds
General
- Target c71894dcb0c3bddfc9036f65e00b3fe59b0bd03883cf8746c7186456525131c5.exe
- Size 768KB
- Sample260511-j11plac19x
- SHA256 c71894dcb0c3bddfc9036f65e00b3fe59b0bd03883cf8746c7186456525131c5
- MD5 0a6c1f56597d4df6c705f74ce946d71d
- SHA1 a08339946ec78d35eca1885e44aaaa8f6a2a2779
- SHA512 765027375cdd5bd09d2f8fdb6d9ade7ec7ad3382bc2ea60cf3ef5f4000130d46345b1f0fecaa6128def924a568c8774162d3eaa7f05feb9e872bfa0f7cc66810
- SSDEEP 12288:dqXUHkUXe39sOkx2LIan5FAQjU/LikGU5rCOTeidT:djHPOSOkx2LFscU6UQOJdT
- TLSH T19AF47D31E241C036D6A74572C6FA4BBBA5247D25431161CBA7C4BA262FB76D2FA3130F
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
7/10
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 1732 309c9fec - Unexpected DNS network traffic destination 6 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 1252 c71894dcb0c3bddfc9036f65e00b3fe59b0bd03883cf8746c7186456525131c5.exe Destination IP 4 223.5.5.5 1252 c71894dcb0c3bddfc9036f65e00b3fe59b0bd03883cf8746c7186456525131c5.exe Destination IP 18 114.114.114.114 1252 c71894dcb0c3bddfc9036f65e00b3fe59b0bd03883cf8746c7186456525131c5.exe Destination IP 21 223.5.5.5 1252 c71894dcb0c3bddfc9036f65e00b3fe59b0bd03883cf8746c7186456525131c5.exe Destination IP 107 114.114.114.114 1252 c71894dcb0c3bddfc9036f65e00b3fe59b0bd03883cf8746c7186456525131c5.exe Destination IP 108 223.5.5.5 1252 c71894dcb0c3bddfc9036f65e00b3fe59b0bd03883cf8746c7186456525131c5.exe - Drops file in System32 directory 11 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\AAD646CB44373074ADE741C38400E7E1 309c9fec File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content 309c9fec File created C:\Windows\SysWOW64\309c9fec c71894dcb0c3bddfc9036f65e00b3fe59b0bd03883cf8746c7186456525131c5.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE 309c9fec File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies 309c9fec File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 309c9fec File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft 309c9fec File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\AAD646CB44373074ADE741C38400E7E1 309c9fec File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 309c9fec File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache 309c9fec File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData 309c9fec -
resource yara_rule behavioral1/memory/1252-0-0x00000000002A0000-0x0000000000329000-memory.dmp upx behavioral1/memory/1732-4-0x0000000000240000-0x00000000002C9000-memory.dmp upx behavioral1/files/0x000800000001e423-3.dat upx behavioral1/memory/1252-10-0x00000000002A0000-0x0000000000329000-memory.dmp upx behavioral1/memory/1732-13-0x0000000000240000-0x00000000002C9000-memory.dmp upx behavioral1/memory/1252-22-0x00000000002A0000-0x0000000000329000-memory.dmp upx behavioral1/memory/1732-23-0x0000000000240000-0x00000000002C9000-memory.dmp upx behavioral1/memory/1252-43-0x00000000002A0000-0x0000000000329000-memory.dmp upx - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\1da708 309c9fec File opened for modification C:\Windows\156f48 c71894dcb0c3bddfc9036f65e00b3fe59b0bd03883cf8746c7186456525131c5.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 c71894dcb0c3bddfc9036f65e00b3fe59b0bd03883cf8746c7186456525131c5.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 309c9fec - 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" 309c9fec Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" 309c9fec Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" 309c9fec Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing 309c9fec Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix 309c9fec Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" 309c9fec Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ 309c9fec Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" 309c9fec Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" 309c9fec - 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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 309c9fec Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\1F24C630CDA418EF2069FFAD4FDD5F463A1B69AA 309c9fec - Suspicious behavior: EnumeratesProcesses 14 IoCs
pid Process 1732 309c9fec 1732 309c9fec 1732 309c9fec 1732 309c9fec 1732 309c9fec 1732 309c9fec 1732 309c9fec 1732 309c9fec 1252 c71894dcb0c3bddfc9036f65e00b3fe59b0bd03883cf8746c7186456525131c5.exe 1252 c71894dcb0c3bddfc9036f65e00b3fe59b0bd03883cf8746c7186456525131c5.exe 1252 c71894dcb0c3bddfc9036f65e00b3fe59b0bd03883cf8746c7186456525131c5.exe 1252 c71894dcb0c3bddfc9036f65e00b3fe59b0bd03883cf8746c7186456525131c5.exe 1252 c71894dcb0c3bddfc9036f65e00b3fe59b0bd03883cf8746c7186456525131c5.exe 1252 c71894dcb0c3bddfc9036f65e00b3fe59b0bd03883cf8746c7186456525131c5.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 1252 c71894dcb0c3bddfc9036f65e00b3fe59b0bd03883cf8746c7186456525131c5.exe Token: SeTcbPrivilege 1252 c71894dcb0c3bddfc9036f65e00b3fe59b0bd03883cf8746c7186456525131c5.exe Token: SeDebugPrivilege 1732 309c9fec Token: SeTcbPrivilege 1732 309c9fec
Processes
-
C:\Users\Admin\AppData\Local\Temp\c71894dcb0c3bddfc9036f65e00b3fe59b0bd03883cf8746c7186456525131c5.exe"C:\Users\Admin\AppData\Local\Temp\c71894dcb0c3bddfc9036f65e00b3fe59b0bd03883cf8746c7186456525131c5.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:1252
-
C:\Windows\Syswow64\309c9fecC:\Windows\Syswow64\309c9fec1⤵
- 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:1732
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\309c9fec
- Size 768KB
- SHA256 75136dae7b8c6a74e4a5ecb17eafaadba06a45594587e0aa4cb8f356e89fa59c
- MD5 4a4670bd93597c5b78e69d33ab19e976
- SHA1 9fdb5c3942f6f2d2f1e821189043efc4281257d2
- SHA512 f5256298ae6d0956a4ed31b2c511a91ce2996fa8192355d8d13baa79f20a9f8c1f8895ecf70fd68cb7a850e15776d5d3f560feaed23157290b991f4dd4edfb47
- SSDEEP 12288:KqXUHkUXe39sOkx2LIan5FAQjU/LikGU5rCOTeidT:KjHPOSOkx2LFscU6UQOJdT
- TLSH T178F47D31E241C036D6A74572C6FA4BBBA5247D25431161CBA7C4BA262FB76D2FA3130F
- MD5 SHA1 SHA512 SSDEEP TLSH