Analysis
- max time kernel
149s - max time network
150s - platform
windows11-21h2_x64 - resource
win11-20260130-en - resource tags
arch:x64arch:x86image:win11-20260130-enlocale:en-usos:windows11-21h2-x64systemwindows - submitted
19/04/2026, 08:04
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
b6fabca2e86da9637598dbc74649bce920140a48142b086089d46ee06cc8ec25.exe
Resource
win10v2004-20260130-en
windows10-2004-x64
8 signatures
150 seconds
Behavioral task
behavioral2
Sample
b6fabca2e86da9637598dbc74649bce920140a48142b086089d46ee06cc8ec25.exe
Resource
win11-20260130-en
windows11-21h2-x64
9 signatures
150 seconds
General
- Target b6fabca2e86da9637598dbc74649bce920140a48142b086089d46ee06cc8ec25.exe
- Size 419KB
- Sample260419-jyf76set8k
- SHA256 b6fabca2e86da9637598dbc74649bce920140a48142b086089d46ee06cc8ec25
- MD5 007d6a278524498a0c3cd7754feeaf4f
- SHA1 3158a895822b1d4efd7ae29c7e8fb838ba126da1
- SHA512 0ae5e18a951929ed72b1a57152ced3b3c89329a49dd002349ce7d945a6d96170a1698ba2ceef1ba0d154361773c2ac520de573d7ea5f66c98e4dae42d7010930
- SSDEEP 6144:A6DmGnV0H2LALrYcdwVDL+gqFCcEOkCybEaQRXr9HNdvOa:A6D/WiA3YcyVDLjOkx2LIa
- TLSH T120947C29BAE08073C5678576C4E257A6FBB1B52127108ACFA390475A1F237E3BD3531E
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
7/10
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 540 dcd92ed8 - 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 1 114.114.114.114 3404 b6fabca2e86da9637598dbc74649bce920140a48142b086089d46ee06cc8ec25.exe Destination IP 2 223.5.5.5 3404 b6fabca2e86da9637598dbc74649bce920140a48142b086089d46ee06cc8ec25.exe Destination IP 7 114.114.114.114 3404 b6fabca2e86da9637598dbc74649bce920140a48142b086089d46ee06cc8ec25.exe Destination IP 8 223.5.5.5 3404 b6fabca2e86da9637598dbc74649bce920140a48142b086089d46ee06cc8ec25.exe - Drops file in System32 directory 5 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 dcd92ed8 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE dcd92ed8 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies dcd92ed8 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 dcd92ed8 File created C:\Windows\SysWOW64\dcd92ed8 b6fabca2e86da9637598dbc74649bce920140a48142b086089d46ee06cc8ec25.exe - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\93eb8 dcd92ed8 File opened for modification C:\Windows\3a4718 b6fabca2e86da9637598dbc74649bce920140a48142b086089d46ee06cc8ec25.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 b6fabca2e86da9637598dbc74649bce920140a48142b086089d46ee06cc8ec25.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language dcd92ed8 - 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 dcd92ed8 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" dcd92ed8 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" dcd92ed8 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing dcd92ed8 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ dcd92ed8 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" dcd92ed8 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" dcd92ed8 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" dcd92ed8 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" dcd92ed8 - Modifies system certificate store 2 TTPs 2 IoCs
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\1F24C630CDA418EF2069FFAD4FDD5F463A1B69AA b6fabca2e86da9637598dbc74649bce920140a48142b086089d46ee06cc8ec25.exe Set value (data) \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\1F24C630CDA418EF2069FFAD4FDD5F463A1B69AA\Blob = 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 b6fabca2e86da9637598dbc74649bce920140a48142b086089d46ee06cc8ec25.exe - Suspicious behavior: EnumeratesProcesses 14 IoCs
pid Process 540 dcd92ed8 540 dcd92ed8 540 dcd92ed8 540 dcd92ed8 540 dcd92ed8 540 dcd92ed8 540 dcd92ed8 540 dcd92ed8 3404 b6fabca2e86da9637598dbc74649bce920140a48142b086089d46ee06cc8ec25.exe 3404 b6fabca2e86da9637598dbc74649bce920140a48142b086089d46ee06cc8ec25.exe 3404 b6fabca2e86da9637598dbc74649bce920140a48142b086089d46ee06cc8ec25.exe 3404 b6fabca2e86da9637598dbc74649bce920140a48142b086089d46ee06cc8ec25.exe 3404 b6fabca2e86da9637598dbc74649bce920140a48142b086089d46ee06cc8ec25.exe 3404 b6fabca2e86da9637598dbc74649bce920140a48142b086089d46ee06cc8ec25.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 3404 b6fabca2e86da9637598dbc74649bce920140a48142b086089d46ee06cc8ec25.exe Token: SeTcbPrivilege 3404 b6fabca2e86da9637598dbc74649bce920140a48142b086089d46ee06cc8ec25.exe Token: SeDebugPrivilege 540 dcd92ed8 Token: SeTcbPrivilege 540 dcd92ed8
Processes
-
C:\Users\Admin\AppData\Local\Temp\b6fabca2e86da9637598dbc74649bce920140a48142b086089d46ee06cc8ec25.exe"C:\Users\Admin\AppData\Local\Temp\b6fabca2e86da9637598dbc74649bce920140a48142b086089d46ee06cc8ec25.exe"1⤵
- Unexpected DNS network traffic destination
- Drops file in System32 directory
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Modifies system certificate store
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3404
-
C:\Windows\Syswow64\dcd92ed8C:\Windows\Syswow64\dcd92ed81⤵
- 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:540
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\dcd92ed8
- Size 419KB
- SHA256 ec41f17210cece17fa5c464536e9d477d89128fda70e800bd6a5a19c53faaf5c
- MD5 6fde980fca27846905197c499475fcc7
- SHA1 27f7e2ea42a1d91f7a673e7f47b41d3450a0d0b0
- SHA512 cd798583b20ff08805bbab13abc3a1701abe51b54283fc20da0080820d40a3d710cf1c0097d624fd2cf658d67ae680a3caf383c385386abe0d8e80a3e01f252a
- SSDEEP 6144:k6DmGnV0H2LALrYcdwVDL+gqFCcEOkCybEaQRXr9HNdvOa:k6D/WiA3YcyVDLjOkx2LIa
- TLSH T1A9947C29BAE08073C5678576C4E257A6FBB1B52127108ACFA390475A1F237E3BD3531E
- MD5 SHA1 SHA512 SSDEEP TLSH