Analysis
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max time kernel
149s -
max time network
95s -
platform
windows10-2004_x64 -
resource
win10v2004-20240426-en -
resource tags
arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system -
submitted
02/06/2024, 22:32
Static task
static1
Behavioral task
behavioral1
Sample
6ee53e8b245cd48f5e22132468d833ab557c42b0cda11cf0050e7f71901a1642.exe
Resource
win7-20240220-en
Behavioral task
behavioral2
Sample
6ee53e8b245cd48f5e22132468d833ab557c42b0cda11cf0050e7f71901a1642.exe
Resource
win10v2004-20240426-en
General
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Target
6ee53e8b245cd48f5e22132468d833ab557c42b0cda11cf0050e7f71901a1642.exe
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Size
81KB
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MD5
5c9d54e4f694cb356195e0cf6d93f1e0
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SHA1
45fcedd3d8d9f731d65ae8453e18a4440d268bda
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SHA256
6ee53e8b245cd48f5e22132468d833ab557c42b0cda11cf0050e7f71901a1642
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SHA512
a73fd72bf137c9d8881504a13ebf6e7831bd9fc56db0da0ef26ddc57caf1026dcb9f0e07d08d418ce280a7b4717750354ac9ec27acb5bb28a1a249db96b60592
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SSDEEP
1536:RshfSWHHNvoLqNwDDGw02eQmh0HjWOLEmoY:GhfxHNIreQm+HioEmoY
Malware Config
Signatures
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Executes dropped EXE 1 IoCs
pid Process 772 rundll32.exe -
Modifies system executable filetype association 2 TTPs 5 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "\"%1\" %*" 6ee53e8b245cd48f5e22132468d833ab557c42b0cda11cf0050e7f71901a1642.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "¢« \"%1\" %*" 6ee53e8b245cd48f5e22132468d833ab557c42b0cda11cf0050e7f71901a1642.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 Key created \REGISTRY\MACHINE\Software\Classes\exefile\shell\open\command 6ee53e8b245cd48f5e22132468d833ab557c42b0cda11cf0050e7f71901a1642.exe -
Drops file in System32 directory 4 IoCs
description ioc Process File created C:\Windows\SysWOW64\¢«.exe 6ee53e8b245cd48f5e22132468d833ab557c42b0cda11cf0050e7f71901a1642.exe File opened for modification C:\Windows\SysWOW64\notepad¢¬.exe 6ee53e8b245cd48f5e22132468d833ab557c42b0cda11cf0050e7f71901a1642.exe File created C:\Windows\SysWOW64\notepad¢¬.exe 6ee53e8b245cd48f5e22132468d833ab557c42b0cda11cf0050e7f71901a1642.exe File opened for modification C:\Windows\SysWOW64\¢«.exe 6ee53e8b245cd48f5e22132468d833ab557c42b0cda11cf0050e7f71901a1642.exe -
Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\system\rundll32.exe 6ee53e8b245cd48f5e22132468d833ab557c42b0cda11cf0050e7f71901a1642.exe File created C:\Windows\system\rundll32.exe 6ee53e8b245cd48f5e22132468d833ab557c42b0cda11cf0050e7f71901a1642.exe -
Modifies registry class 15 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "¢« \"%1\" %*" 6ee53e8b245cd48f5e22132468d833ab557c42b0cda11cf0050e7f71901a1642.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\txtfile\shell\open\command\ = "notepad¢¬ %1" 6ee53e8b245cd48f5e22132468d833ab557c42b0cda11cf0050e7f71901a1642.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\MSipv\MainSetup = "1717367562" rundll32.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\MSipv\MainVer = "506" rundll32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "\"%1\" %*" 6ee53e8b245cd48f5e22132468d833ab557c42b0cda11cf0050e7f71901a1642.exe Key created \REGISTRY\MACHINE\Software\Classes\txtfile\shell\open\command 6ee53e8b245cd48f5e22132468d833ab557c42b0cda11cf0050e7f71901a1642.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\MSipv\MainUp = "1717367562" rundll32.exe Key created \REGISTRY\MACHINE\Software\Classes\MSipv 6ee53e8b245cd48f5e22132468d833ab557c42b0cda11cf0050e7f71901a1642.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\txtfile\shell\open\command\ = "notepad¢¬ %1" rundll32.exe Key created \REGISTRY\MACHINE\Software\Classes\MSipv rundll32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\txtfile\shell\open\command\ = "notepad.exe %1" 6ee53e8b245cd48f5e22132468d833ab557c42b0cda11cf0050e7f71901a1642.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 6ee53e8b245cd48f5e22132468d833ab557c42b0cda11cf0050e7f71901a1642.exe -
Suspicious behavior: EnumeratesProcesses 28 IoCs
pid Process 4888 6ee53e8b245cd48f5e22132468d833ab557c42b0cda11cf0050e7f71901a1642.exe 4888 6ee53e8b245cd48f5e22132468d833ab557c42b0cda11cf0050e7f71901a1642.exe 4888 6ee53e8b245cd48f5e22132468d833ab557c42b0cda11cf0050e7f71901a1642.exe 4888 6ee53e8b245cd48f5e22132468d833ab557c42b0cda11cf0050e7f71901a1642.exe 4888 6ee53e8b245cd48f5e22132468d833ab557c42b0cda11cf0050e7f71901a1642.exe 4888 6ee53e8b245cd48f5e22132468d833ab557c42b0cda11cf0050e7f71901a1642.exe 4888 6ee53e8b245cd48f5e22132468d833ab557c42b0cda11cf0050e7f71901a1642.exe 4888 6ee53e8b245cd48f5e22132468d833ab557c42b0cda11cf0050e7f71901a1642.exe 4888 6ee53e8b245cd48f5e22132468d833ab557c42b0cda11cf0050e7f71901a1642.exe 4888 6ee53e8b245cd48f5e22132468d833ab557c42b0cda11cf0050e7f71901a1642.exe 4888 6ee53e8b245cd48f5e22132468d833ab557c42b0cda11cf0050e7f71901a1642.exe 4888 6ee53e8b245cd48f5e22132468d833ab557c42b0cda11cf0050e7f71901a1642.exe 4888 6ee53e8b245cd48f5e22132468d833ab557c42b0cda11cf0050e7f71901a1642.exe 4888 6ee53e8b245cd48f5e22132468d833ab557c42b0cda11cf0050e7f71901a1642.exe 4888 6ee53e8b245cd48f5e22132468d833ab557c42b0cda11cf0050e7f71901a1642.exe 4888 6ee53e8b245cd48f5e22132468d833ab557c42b0cda11cf0050e7f71901a1642.exe 4888 6ee53e8b245cd48f5e22132468d833ab557c42b0cda11cf0050e7f71901a1642.exe 4888 6ee53e8b245cd48f5e22132468d833ab557c42b0cda11cf0050e7f71901a1642.exe 4888 6ee53e8b245cd48f5e22132468d833ab557c42b0cda11cf0050e7f71901a1642.exe 4888 6ee53e8b245cd48f5e22132468d833ab557c42b0cda11cf0050e7f71901a1642.exe 4888 6ee53e8b245cd48f5e22132468d833ab557c42b0cda11cf0050e7f71901a1642.exe 4888 6ee53e8b245cd48f5e22132468d833ab557c42b0cda11cf0050e7f71901a1642.exe 4888 6ee53e8b245cd48f5e22132468d833ab557c42b0cda11cf0050e7f71901a1642.exe 4888 6ee53e8b245cd48f5e22132468d833ab557c42b0cda11cf0050e7f71901a1642.exe 4888 6ee53e8b245cd48f5e22132468d833ab557c42b0cda11cf0050e7f71901a1642.exe 4888 6ee53e8b245cd48f5e22132468d833ab557c42b0cda11cf0050e7f71901a1642.exe 4888 6ee53e8b245cd48f5e22132468d833ab557c42b0cda11cf0050e7f71901a1642.exe 4888 6ee53e8b245cd48f5e22132468d833ab557c42b0cda11cf0050e7f71901a1642.exe -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 772 rundll32.exe -
Suspicious use of SetWindowsHookEx 3 IoCs
pid Process 4888 6ee53e8b245cd48f5e22132468d833ab557c42b0cda11cf0050e7f71901a1642.exe 772 rundll32.exe 772 rundll32.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 4888 wrote to memory of 772 4888 6ee53e8b245cd48f5e22132468d833ab557c42b0cda11cf0050e7f71901a1642.exe 84 PID 4888 wrote to memory of 772 4888 6ee53e8b245cd48f5e22132468d833ab557c42b0cda11cf0050e7f71901a1642.exe 84 PID 4888 wrote to memory of 772 4888 6ee53e8b245cd48f5e22132468d833ab557c42b0cda11cf0050e7f71901a1642.exe 84
Processes
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C:\Users\Admin\AppData\Local\Temp\6ee53e8b245cd48f5e22132468d833ab557c42b0cda11cf0050e7f71901a1642.exe"C:\Users\Admin\AppData\Local\Temp\6ee53e8b245cd48f5e22132468d833ab557c42b0cda11cf0050e7f71901a1642.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:4888 -
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:772
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
80KB
MD5d43263b4a7d7ab3d87ca02eaa2bc9274
SHA1b80bf329c6788f3dd8c8c0ecda150cbe2cf5a7dd
SHA2565033a78c84818bb32fc863f5bc826cee2b3f9269400c8a56d03a1750a20a500f
SHA5122c56f045253888faf220889c600afbb8249ddd06e171c84d2044f49c0f6a59d2ce962dd6cdd9261ca49cef3ed83aa23a3e9d21f25e40e38b455dc82352fd1780
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Filesize
75KB
MD5f7d96d70c88809954ddf238eba2fa33a
SHA14d9105a01b5691828cb541a68398913dea28ae90
SHA256105d103b9e8215a5984a3670e2dadee1cc9343b95308714cf557746b41c3055b
SHA5120fef771b5e41263367d05ab90766926eaa80ea8ddda8801af5b3eef3d95d4ae83ec11a3926281cd44e503700df24914ac524ed7a1834112558efa6170bff7154