Analysis
-
max time kernel
144s -
max time network
148s -
platform
windows10-2004_x64 -
resource
win10v2004-20231222-en -
resource tags
arch:x64arch:x86image:win10v2004-20231222-enlocale:en-usos:windows10-2004-x64system -
submitted
02/02/2024, 23:23
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
8acba11035b2d9ab3622b6dc5702327d.exe
Resource
win7-20231215-en
7 signatures
150 seconds
General
-
Target
8acba11035b2d9ab3622b6dc5702327d.exe
-
Size
1.3MB
-
MD5
8acba11035b2d9ab3622b6dc5702327d
-
SHA1
9cb574659fcb9d580850d8aee15f429f957f1418
-
SHA256
dcf0d360bfad9fa995ba28199b789d7c46422cd44672d519cc6ca66d6fa9d827
-
SHA512
1c02ceac346841ffb3c7ec1567290183ff9ecdcbed0b61b553f45d4b9cb7e2e2ffa4ea18c94a175ba2f54af722f53cd2d69d55484debfa5b92a1572fe985da34
-
SSDEEP
24576:Xo+YYOSN4+8eGsQUAuk2hG7v0QfCpKyrpPaAn4uBR6YG3+:XoBYj6+8eGtuvpQfCpKCtaruBlG
Malware Config
Signatures
-
Installs/modifies Browser Helper Object 2 TTPs 1 IoCs
BHOs are DLL modules which act as plugins for Internet Explorer.
description ioc Process Key deleted \REGISTRY\MACHINE\SOFTWARE\WOW6432NODE\MICROSOFT\WINDOWS\CURRENTVERSION\EXPLORER\BROWSER HELPER OBJECTS\{1FD49718-1D00-4B19-AF5F-070AF6D5D54C} 8acba11035b2d9ab3622b6dc5702327d.exe -
Drops file in Windows directory 1 IoCs
description ioc Process File created C:\WINDOWS\he1p 8acba11035b2d9ab3622b6dc5702327d.exe -
Program crash 1 IoCs
pid pid_target Process procid_target 3860 3760 WerFault.exe 85 -
description ioc Process Key deleted \REGISTRY\MACHINE\SOFTWARE\WOW6432NODE\MICROSOFT\INTERNET EXPLORER\EXTENSIONS\{2670000A-7350-4F3C-8081-5663EE0C6C49} 8acba11035b2d9ab3622b6dc5702327d.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\WOW6432NODE\MICROSOFT\INTERNET EXPLORER\EXTENSIONS\{789FE86F-6FC4-46A1-9849-EDE0DB0C95CA} 8acba11035b2d9ab3622b6dc5702327d.exe -
Modifies registry class 24 IoCs
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\Classes\SOFTWARE\Classes 8acba11035b2d9ab3622b6dc5702327d.exe Key created \REGISTRY\USER\S-1-5-21-3803511929-1339359695-2191195476-1000_Classes\http\shell 8acba11035b2d9ab3622b6dc5702327d.exe Key created \REGISTRY\USER\S-1-5-21-3803511929-1339359695-2191195476-1000_Classes\http\shell\se\command 8acba11035b2d9ab3622b6dc5702327d.exe Key created \REGISTRY\USER\S-1-5-21-3803511929-1339359695-2191195476-1000_Classes\http\shell\se 8acba11035b2d9ab3622b6dc5702327d.exe Set value (str) \REGISTRY\USER\S-1-5-21-3803511929-1339359695-2191195476-1000_Classes\http\shell\se\command\ = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\MiniIE.exe\" \"%1\" \"-desknav\"" 8acba11035b2d9ab3622b6dc5702327d.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\http\shell\open\command 8acba11035b2d9ab3622b6dc5702327d.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\http 8acba11035b2d9ab3622b6dc5702327d.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Software 8acba11035b2d9ab3622b6dc5702327d.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\SOFTWARE\Classes\http\shell 8acba11035b2d9ab3622b6dc5702327d.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\SOFTWARE\Classes\http\shell\ = "se" 8acba11035b2d9ab3622b6dc5702327d.exe Key created \REGISTRY\USER\S-1-5-21-3803511929-1339359695-2191195476-1000_Classes\http 8acba11035b2d9ab3622b6dc5702327d.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\http\shell\se\command 8acba11035b2d9ab3622b6dc5702327d.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\http\shell\se\command\ = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\MiniIE.exe\" \"%1\" \"-desknav\"" 8acba11035b2d9ab3622b6dc5702327d.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Microsoft.IE 8acba11035b2d9ab3622b6dc5702327d.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Software\Classes\http\shell 8acba11035b2d9ab3622b6dc5702327d.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\SOFTWARE\Classes\http 8acba11035b2d9ab3622b6dc5702327d.exe Key created \REGISTRY\USER\S-1-5-21-3803511929-1339359695-2191195476-1000_Classes\http\shell\open\command 8acba11035b2d9ab3622b6dc5702327d.exe Key created \REGISTRY\USER\S-1-5-21-3803511929-1339359695-2191195476-1000_Classes\http\shell\open 8acba11035b2d9ab3622b6dc5702327d.exe Set value (str) \REGISTRY\USER\S-1-5-21-3803511929-1339359695-2191195476-1000_Classes\http\shell\ = "se" 8acba11035b2d9ab3622b6dc5702327d.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\http\shell\open\command\ = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\MiniIE.exe\" \"%1\"" 8acba11035b2d9ab3622b6dc5702327d.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\http\shell 8acba11035b2d9ab3622b6dc5702327d.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\http\shell\se 8acba11035b2d9ab3622b6dc5702327d.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Microsoft.IE\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\MiniIE.exe" 8acba11035b2d9ab3622b6dc5702327d.exe Set value (str) \REGISTRY\USER\S-1-5-21-3803511929-1339359695-2191195476-1000_Classes\http\shell\open\command\ = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\MiniIE.exe\" \"%1\"" 8acba11035b2d9ab3622b6dc5702327d.exe -
Suspicious behavior: EnumeratesProcesses 12 IoCs
pid Process 3760 8acba11035b2d9ab3622b6dc5702327d.exe 3760 8acba11035b2d9ab3622b6dc5702327d.exe 3760 8acba11035b2d9ab3622b6dc5702327d.exe 3760 8acba11035b2d9ab3622b6dc5702327d.exe 3760 8acba11035b2d9ab3622b6dc5702327d.exe 3760 8acba11035b2d9ab3622b6dc5702327d.exe 3760 8acba11035b2d9ab3622b6dc5702327d.exe 3760 8acba11035b2d9ab3622b6dc5702327d.exe 3760 8acba11035b2d9ab3622b6dc5702327d.exe 3760 8acba11035b2d9ab3622b6dc5702327d.exe 3760 8acba11035b2d9ab3622b6dc5702327d.exe 3760 8acba11035b2d9ab3622b6dc5702327d.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeShutdownPrivilege 3760 8acba11035b2d9ab3622b6dc5702327d.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 3760 8acba11035b2d9ab3622b6dc5702327d.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\8acba11035b2d9ab3622b6dc5702327d.exe"C:\Users\Admin\AppData\Local\Temp\8acba11035b2d9ab3622b6dc5702327d.exe"1⤵
- Installs/modifies Browser Helper Object
- Drops file in Windows directory
- Modifies Internet Explorer settings
- Modifies registry class
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
PID:3760 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3760 -s 12482⤵
- Program crash
PID:3860
-
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 440 -p 3760 -ip 37601⤵PID:1980