Analysis
- max time kernel
149s - max time network
149s - platform
windows10-2004_x64 - resource
win10v2004-20240508-en - resource tags
arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system - submitted
13/06/2024, 03:49
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
ad28b61feae91317fdda98ed2b906af6e1446f65afc9ceee34959e990ea1a88d.exe
Resource
win7-20240221-en
windows7-x64
10 signatures
150 seconds
Behavioral task
behavioral2
Sample
ad28b61feae91317fdda98ed2b906af6e1446f65afc9ceee34959e990ea1a88d.exe
Resource
win10v2004-20240508-en
windows10-2004-x64
9 signatures
150 seconds
General
- Target ad28b61feae91317fdda98ed2b906af6e1446f65afc9ceee34959e990ea1a88d.exe
- Size 78KB
- Sample240613-edtwbatbqd
- SHA256 ad28b61feae91317fdda98ed2b906af6e1446f65afc9ceee34959e990ea1a88d
- MD5 b3839a899023a24f41e0196e2fd80cda
- SHA1 fd2c1d04d024480ed20b34b1da3ac82fe56802db
- SHA512 8f5eea2be54671b4f9e17c8d97ac95cb72b184855798746202948ed57c34e6eaa37a254c83f866ebe251848869ea56adb93464bcb88088a48d17f16cbbb1f9a6
- SSDEEP 1536:RshfSWHHNvoLqNwDDGw02eQmh0HjWOsfGPMlFGBdE+:GhfxHNIreQm+HiXWyCl
- MD5 SHA1 SHA512 SSDEEP
Score
7/10
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 3192 rundll32.exe - Modifies system executable filetype association 2 TTPs 5 IoCs
description ioc Process Key created \REGISTRY\MACHINE\Software\Classes\exefile\shell\open\command rundll32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "¢« \"%1\" %*" rundll32.exe Key created \REGISTRY\MACHINE\Software\Classes\exefile\shell\open\command ad28b61feae91317fdda98ed2b906af6e1446f65afc9ceee34959e990ea1a88d.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "\"%1\" %*" ad28b61feae91317fdda98ed2b906af6e1446f65afc9ceee34959e990ea1a88d.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "¢« \"%1\" %*" ad28b61feae91317fdda98ed2b906af6e1446f65afc9ceee34959e990ea1a88d.exe - Drops file in System32 directory 4 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\¢«.exe ad28b61feae91317fdda98ed2b906af6e1446f65afc9ceee34959e990ea1a88d.exe File created C:\Windows\SysWOW64\¢«.exe ad28b61feae91317fdda98ed2b906af6e1446f65afc9ceee34959e990ea1a88d.exe File opened for modification C:\Windows\SysWOW64\notepad¢¬.exe ad28b61feae91317fdda98ed2b906af6e1446f65afc9ceee34959e990ea1a88d.exe File created C:\Windows\SysWOW64\notepad¢¬.exe ad28b61feae91317fdda98ed2b906af6e1446f65afc9ceee34959e990ea1a88d.exe - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\system\rundll32.exe ad28b61feae91317fdda98ed2b906af6e1446f65afc9ceee34959e990ea1a88d.exe File created C:\Windows\system\rundll32.exe ad28b61feae91317fdda98ed2b906af6e1446f65afc9ceee34959e990ea1a88d.exe - Modifies registry class 15 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\txtfile\shell\open\command\ = "notepad¢¬ %1" ad28b61feae91317fdda98ed2b906af6e1446f65afc9ceee34959e990ea1a88d.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\MSipv\MainVer = "506" rundll32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\txtfile\shell\open\command\ = "notepad¢¬ %1" rundll32.exe Key created \REGISTRY\MACHINE\Software\Classes\MSipv ad28b61feae91317fdda98ed2b906af6e1446f65afc9ceee34959e990ea1a88d.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "\"%1\" %*" ad28b61feae91317fdda98ed2b906af6e1446f65afc9ceee34959e990ea1a88d.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\MSipv\MainSetup = "1718250598" rundll32.exe Key created \REGISTRY\MACHINE\Software\Classes\exefile\shell\open\command rundll32.exe Key created \REGISTRY\MACHINE\Software\Classes\txtfile\shell\open\command rundll32.exe Key created \REGISTRY\MACHINE\Software\Classes\exefile\shell\open\command ad28b61feae91317fdda98ed2b906af6e1446f65afc9ceee34959e990ea1a88d.exe Key created \REGISTRY\MACHINE\Software\Classes\txtfile\shell\open\command ad28b61feae91317fdda98ed2b906af6e1446f65afc9ceee34959e990ea1a88d.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\MSipv\MainUp = "1718250598" rundll32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "¢« \"%1\" %*" rundll32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\txtfile\shell\open\command\ = "notepad.exe %1" ad28b61feae91317fdda98ed2b906af6e1446f65afc9ceee34959e990ea1a88d.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "¢« \"%1\" %*" ad28b61feae91317fdda98ed2b906af6e1446f65afc9ceee34959e990ea1a88d.exe Key created \REGISTRY\MACHINE\Software\Classes\MSipv rundll32.exe - Suspicious behavior: EnumeratesProcesses 28 IoCs
pid Process 4460 ad28b61feae91317fdda98ed2b906af6e1446f65afc9ceee34959e990ea1a88d.exe 4460 ad28b61feae91317fdda98ed2b906af6e1446f65afc9ceee34959e990ea1a88d.exe 4460 ad28b61feae91317fdda98ed2b906af6e1446f65afc9ceee34959e990ea1a88d.exe 4460 ad28b61feae91317fdda98ed2b906af6e1446f65afc9ceee34959e990ea1a88d.exe 4460 ad28b61feae91317fdda98ed2b906af6e1446f65afc9ceee34959e990ea1a88d.exe 4460 ad28b61feae91317fdda98ed2b906af6e1446f65afc9ceee34959e990ea1a88d.exe 4460 ad28b61feae91317fdda98ed2b906af6e1446f65afc9ceee34959e990ea1a88d.exe 4460 ad28b61feae91317fdda98ed2b906af6e1446f65afc9ceee34959e990ea1a88d.exe 4460 ad28b61feae91317fdda98ed2b906af6e1446f65afc9ceee34959e990ea1a88d.exe 4460 ad28b61feae91317fdda98ed2b906af6e1446f65afc9ceee34959e990ea1a88d.exe 4460 ad28b61feae91317fdda98ed2b906af6e1446f65afc9ceee34959e990ea1a88d.exe 4460 ad28b61feae91317fdda98ed2b906af6e1446f65afc9ceee34959e990ea1a88d.exe 4460 ad28b61feae91317fdda98ed2b906af6e1446f65afc9ceee34959e990ea1a88d.exe 4460 ad28b61feae91317fdda98ed2b906af6e1446f65afc9ceee34959e990ea1a88d.exe 4460 ad28b61feae91317fdda98ed2b906af6e1446f65afc9ceee34959e990ea1a88d.exe 4460 ad28b61feae91317fdda98ed2b906af6e1446f65afc9ceee34959e990ea1a88d.exe 4460 ad28b61feae91317fdda98ed2b906af6e1446f65afc9ceee34959e990ea1a88d.exe 4460 ad28b61feae91317fdda98ed2b906af6e1446f65afc9ceee34959e990ea1a88d.exe 4460 ad28b61feae91317fdda98ed2b906af6e1446f65afc9ceee34959e990ea1a88d.exe 4460 ad28b61feae91317fdda98ed2b906af6e1446f65afc9ceee34959e990ea1a88d.exe 4460 ad28b61feae91317fdda98ed2b906af6e1446f65afc9ceee34959e990ea1a88d.exe 4460 ad28b61feae91317fdda98ed2b906af6e1446f65afc9ceee34959e990ea1a88d.exe 4460 ad28b61feae91317fdda98ed2b906af6e1446f65afc9ceee34959e990ea1a88d.exe 4460 ad28b61feae91317fdda98ed2b906af6e1446f65afc9ceee34959e990ea1a88d.exe 4460 ad28b61feae91317fdda98ed2b906af6e1446f65afc9ceee34959e990ea1a88d.exe 4460 ad28b61feae91317fdda98ed2b906af6e1446f65afc9ceee34959e990ea1a88d.exe 4460 ad28b61feae91317fdda98ed2b906af6e1446f65afc9ceee34959e990ea1a88d.exe 4460 ad28b61feae91317fdda98ed2b906af6e1446f65afc9ceee34959e990ea1a88d.exe - Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 3192 rundll32.exe - Suspicious use of SetWindowsHookEx 3 IoCs
pid Process 4460 ad28b61feae91317fdda98ed2b906af6e1446f65afc9ceee34959e990ea1a88d.exe 3192 rundll32.exe 3192 rundll32.exe - Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 4460 wrote to memory of 3192 4460 ad28b61feae91317fdda98ed2b906af6e1446f65afc9ceee34959e990ea1a88d.exe 80 PID 4460 wrote to memory of 3192 4460 ad28b61feae91317fdda98ed2b906af6e1446f65afc9ceee34959e990ea1a88d.exe 80 PID 4460 wrote to memory of 3192 4460 ad28b61feae91317fdda98ed2b906af6e1446f65afc9ceee34959e990ea1a88d.exe 80
Processes
-
C:\Users\Admin\AppData\Local\Temp\ad28b61feae91317fdda98ed2b906af6e1446f65afc9ceee34959e990ea1a88d.exe"C:\Users\Admin\AppData\Local\Temp\ad28b61feae91317fdda98ed2b906af6e1446f65afc9ceee34959e990ea1a88d.exe"1⤵
- Modifies system executable filetype association
- Drops file in System32 directory
- Drops file in Windows directory
- Modifies registry class
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4460 -
C:\Windows\system\rundll32.exeC:\Windows\system\rundll32.exe2⤵
- Executes dropped EXE
- Modifies system executable filetype association
- Modifies registry class
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of SetWindowsHookEx
PID:3192
-
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\notepad¢¬.exe
- Size 82KB
- SHA256 0405808bafc03179f39ef0e0e349dc36ac59c1613017e0d7bbba844845a475fa
- MD5 362b4db822cf1c41aa87591a8e0fcb9a
- SHA1 acfcfba0fab7d3a8a3d01e13b478ae5b5befd022
- SHA512 f1580034ac2fea9604306e91366fb9179538dc89c8849d82cf1d643226513c11fbd30081fa9d56333060e60622597ccb81f1480dbab23cdcdac29094c1126c4a
- SSDEEP 1536:RshfSWHHNvoLqNwDDGw02eQmh0HjWOvIXX8l:GhfxHNIreQm+HicIXX8l
- MD5 SHA1 SHA512 SSDEEP
- Path C:\Windows\System\rundll32.exe
- Size 82KB
- SHA256 030d41b4b1e78aa0af59acf9a22573673f55e0d0c2927590ce053017d20215d3
- MD5 d87a620d7d4abdc2f3d3a59b605984aa
- SHA1 bbc01247da7dbda18486050126d7a1ab42bb188c
- SHA512 78cb7d5023de2c054677ee7a0a107008804f3df9a7e08bfe7453b484c9a8fb59644c6808cf65808b3ab4160ed771af633da1a14b79fd17d33155c110a0d91639
- SSDEEP 1536:RshfSWHHNvoLqNwDDGw02eQmh0HjWOxQf4efrm4:GhfxHNIreQm+HiWQf4efrm4
- MD5 SHA1 SHA512 SSDEEP