Analysis
- max time kernel
151s - max time network
151s - platform
windows10-2004_x64 - resource
win10v2004-20240226-en - resource tags
arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system - submitted
13/06/2024, 19:39
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
3098c57e2d54aeb5e9e90f5ffbcd6e33be8070ea0894e41c526d08eb519ff3e2.exe
Resource
win7-20240611-en
windows7-x64
10 signatures
150 seconds
Behavioral task
behavioral2
Sample
3098c57e2d54aeb5e9e90f5ffbcd6e33be8070ea0894e41c526d08eb519ff3e2.exe
Resource
win10v2004-20240226-en
windows10-2004-x64
9 signatures
150 seconds
General
- Target 3098c57e2d54aeb5e9e90f5ffbcd6e33be8070ea0894e41c526d08eb519ff3e2.exe
- Size 78KB
- Sample240613-yde7psyejf
- SHA256 3098c57e2d54aeb5e9e90f5ffbcd6e33be8070ea0894e41c526d08eb519ff3e2
- MD5 f4b22680574c6fdc09908ecce3944f52
- SHA1 681e924b1575ecca1706ddac9485146b5a95ec48
- SHA512 72a7f0e6387d5916be23d9d11a9d67e69f3a5e4db93eac4d55d49b936cb90a29edb4f4feb11ce9e8c12ce68377221d9884045615f94451bc6d1708dbf5e30fb4
- SSDEEP 1536:RshfSWHHNvoLqNwDDGw02eQmh0HjWO8cS8:GhfxHNIreQm+HifcS8
- MD5 SHA1 SHA512 SSDEEP
Score
7/10
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 2248 rundll32.exe - Modifies system executable filetype association 2 TTPs 5 IoCs
description ioc Process Key created \REGISTRY\MACHINE\Software\Classes\exefile\shell\open\command 3098c57e2d54aeb5e9e90f5ffbcd6e33be8070ea0894e41c526d08eb519ff3e2.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "\"%1\" %*" 3098c57e2d54aeb5e9e90f5ffbcd6e33be8070ea0894e41c526d08eb519ff3e2.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "¢« \"%1\" %*" 3098c57e2d54aeb5e9e90f5ffbcd6e33be8070ea0894e41c526d08eb519ff3e2.exe 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 - Drops file in System32 directory 4 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\¢«.exe 3098c57e2d54aeb5e9e90f5ffbcd6e33be8070ea0894e41c526d08eb519ff3e2.exe File created C:\Windows\SysWOW64\¢«.exe 3098c57e2d54aeb5e9e90f5ffbcd6e33be8070ea0894e41c526d08eb519ff3e2.exe File opened for modification C:\Windows\SysWOW64\notepad¢¬.exe 3098c57e2d54aeb5e9e90f5ffbcd6e33be8070ea0894e41c526d08eb519ff3e2.exe File created C:\Windows\SysWOW64\notepad¢¬.exe 3098c57e2d54aeb5e9e90f5ffbcd6e33be8070ea0894e41c526d08eb519ff3e2.exe - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\system\rundll32.exe 3098c57e2d54aeb5e9e90f5ffbcd6e33be8070ea0894e41c526d08eb519ff3e2.exe File created C:\Windows\system\rundll32.exe 3098c57e2d54aeb5e9e90f5ffbcd6e33be8070ea0894e41c526d08eb519ff3e2.exe - Modifies registry class 15 IoCs
description ioc Process Key created \REGISTRY\MACHINE\Software\Classes\MSipv 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 Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "\"%1\" %*" 3098c57e2d54aeb5e9e90f5ffbcd6e33be8070ea0894e41c526d08eb519ff3e2.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "¢« \"%1\" %*" 3098c57e2d54aeb5e9e90f5ffbcd6e33be8070ea0894e41c526d08eb519ff3e2.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\MSipv\MainVer = "506" rundll32.exe Key created \REGISTRY\MACHINE\Software\Classes\MSipv 3098c57e2d54aeb5e9e90f5ffbcd6e33be8070ea0894e41c526d08eb519ff3e2.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\txtfile\shell\open\command\ = "notepad.exe %1" 3098c57e2d54aeb5e9e90f5ffbcd6e33be8070ea0894e41c526d08eb519ff3e2.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 3098c57e2d54aeb5e9e90f5ffbcd6e33be8070ea0894e41c526d08eb519ff3e2.exe Key created \REGISTRY\MACHINE\Software\Classes\txtfile\shell\open\command 3098c57e2d54aeb5e9e90f5ffbcd6e33be8070ea0894e41c526d08eb519ff3e2.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\txtfile\shell\open\command\ = "notepad¢¬ %1" 3098c57e2d54aeb5e9e90f5ffbcd6e33be8070ea0894e41c526d08eb519ff3e2.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\MSipv\MainSetup = "1718307607" rundll32.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\MSipv\MainUp = "1718307607" rundll32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\txtfile\shell\open\command\ = "notepad¢¬ %1" rundll32.exe - Suspicious behavior: EnumeratesProcesses 28 IoCs
pid Process 2212 3098c57e2d54aeb5e9e90f5ffbcd6e33be8070ea0894e41c526d08eb519ff3e2.exe 2212 3098c57e2d54aeb5e9e90f5ffbcd6e33be8070ea0894e41c526d08eb519ff3e2.exe 2212 3098c57e2d54aeb5e9e90f5ffbcd6e33be8070ea0894e41c526d08eb519ff3e2.exe 2212 3098c57e2d54aeb5e9e90f5ffbcd6e33be8070ea0894e41c526d08eb519ff3e2.exe 2212 3098c57e2d54aeb5e9e90f5ffbcd6e33be8070ea0894e41c526d08eb519ff3e2.exe 2212 3098c57e2d54aeb5e9e90f5ffbcd6e33be8070ea0894e41c526d08eb519ff3e2.exe 2212 3098c57e2d54aeb5e9e90f5ffbcd6e33be8070ea0894e41c526d08eb519ff3e2.exe 2212 3098c57e2d54aeb5e9e90f5ffbcd6e33be8070ea0894e41c526d08eb519ff3e2.exe 2212 3098c57e2d54aeb5e9e90f5ffbcd6e33be8070ea0894e41c526d08eb519ff3e2.exe 2212 3098c57e2d54aeb5e9e90f5ffbcd6e33be8070ea0894e41c526d08eb519ff3e2.exe 2212 3098c57e2d54aeb5e9e90f5ffbcd6e33be8070ea0894e41c526d08eb519ff3e2.exe 2212 3098c57e2d54aeb5e9e90f5ffbcd6e33be8070ea0894e41c526d08eb519ff3e2.exe 2212 3098c57e2d54aeb5e9e90f5ffbcd6e33be8070ea0894e41c526d08eb519ff3e2.exe 2212 3098c57e2d54aeb5e9e90f5ffbcd6e33be8070ea0894e41c526d08eb519ff3e2.exe 2212 3098c57e2d54aeb5e9e90f5ffbcd6e33be8070ea0894e41c526d08eb519ff3e2.exe 2212 3098c57e2d54aeb5e9e90f5ffbcd6e33be8070ea0894e41c526d08eb519ff3e2.exe 2212 3098c57e2d54aeb5e9e90f5ffbcd6e33be8070ea0894e41c526d08eb519ff3e2.exe 2212 3098c57e2d54aeb5e9e90f5ffbcd6e33be8070ea0894e41c526d08eb519ff3e2.exe 2212 3098c57e2d54aeb5e9e90f5ffbcd6e33be8070ea0894e41c526d08eb519ff3e2.exe 2212 3098c57e2d54aeb5e9e90f5ffbcd6e33be8070ea0894e41c526d08eb519ff3e2.exe 2212 3098c57e2d54aeb5e9e90f5ffbcd6e33be8070ea0894e41c526d08eb519ff3e2.exe 2212 3098c57e2d54aeb5e9e90f5ffbcd6e33be8070ea0894e41c526d08eb519ff3e2.exe 2212 3098c57e2d54aeb5e9e90f5ffbcd6e33be8070ea0894e41c526d08eb519ff3e2.exe 2212 3098c57e2d54aeb5e9e90f5ffbcd6e33be8070ea0894e41c526d08eb519ff3e2.exe 2212 3098c57e2d54aeb5e9e90f5ffbcd6e33be8070ea0894e41c526d08eb519ff3e2.exe 2212 3098c57e2d54aeb5e9e90f5ffbcd6e33be8070ea0894e41c526d08eb519ff3e2.exe 2212 3098c57e2d54aeb5e9e90f5ffbcd6e33be8070ea0894e41c526d08eb519ff3e2.exe 2212 3098c57e2d54aeb5e9e90f5ffbcd6e33be8070ea0894e41c526d08eb519ff3e2.exe - Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 2248 rundll32.exe - Suspicious use of SetWindowsHookEx 3 IoCs
pid Process 2212 3098c57e2d54aeb5e9e90f5ffbcd6e33be8070ea0894e41c526d08eb519ff3e2.exe 2248 rundll32.exe 2248 rundll32.exe - Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 2212 wrote to memory of 2248 2212 3098c57e2d54aeb5e9e90f5ffbcd6e33be8070ea0894e41c526d08eb519ff3e2.exe 91 PID 2212 wrote to memory of 2248 2212 3098c57e2d54aeb5e9e90f5ffbcd6e33be8070ea0894e41c526d08eb519ff3e2.exe 91 PID 2212 wrote to memory of 2248 2212 3098c57e2d54aeb5e9e90f5ffbcd6e33be8070ea0894e41c526d08eb519ff3e2.exe 91
Processes
-
C:\Users\Admin\AppData\Local\Temp\3098c57e2d54aeb5e9e90f5ffbcd6e33be8070ea0894e41c526d08eb519ff3e2.exe"C:\Users\Admin\AppData\Local\Temp\3098c57e2d54aeb5e9e90f5ffbcd6e33be8070ea0894e41c526d08eb519ff3e2.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:2212 -
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:2248
-
-
C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=4476 --field-trial-handle=2656,i,16940681401824032220,151921362336696246,262144 --variations-seed-version /prefetch:81⤵PID:3388
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\notepad¢¬.exe
- Size 81KB
- SHA256 db6055e49f1f63664d16ce3fc677ca632f69cbcc91db0a8f2610ee36edfdd7fd
- MD5 021efa1e77a86d614c5c7fcd651a74a6
- SHA1 11599d284d8fd85cf9d2a2de50d07b73f7371023
- SHA512 7e5cfcb458c1233b1695cc6bb35603f24b532bc3ceded0844765b548e3ec3b7e2718cb94dab57ea6c07d8e6cdd8209999e8b58ebd9bf6594c821c34540d53bdb
- SSDEEP 1536:RshfSWHHNvoLqNwDDGw02eQmh0HjWO2ifrqYd+8:GhfxHNIreQm+HiZifrqYdd
- MD5 SHA1 SHA512 SSDEEP
- Path C:\Windows\System\rundll32.exe
- Size 78KB
- SHA256 1e5a0fc7db67a020f916a142159b5cafb9c0bec6f0102ea5665d30e38a2d2042
- MD5 07ef016d682edd0c349cef25ef86ade4
- SHA1 362eba2affccf49d1ec7a42cc82a25eb2e6d80cc
- SHA512 bae16048fcd16a725f26456fa75604c908e1db52a81ab211860bd1bd90cced6eed21d53275b098f76fdae20b28ec981d7e9d1d2c855206498a2ea16c18f24875
- SSDEEP 1536:RshfSWHHNvoLqNwDDGw02eQmh0HjWO47+TG:GhfxHNIreQm+HiL7+TG
- MD5 SHA1 SHA512 SSDEEP