Analysis
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max time kernel
149s -
max time network
118s -
platform
windows7_x64 -
resource
win7-20240221-en -
resource tags
arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system -
submitted
10/06/2024, 04:32
Static task
static1
Behavioral task
behavioral1
Sample
e2e4f4fa6155a92737a04013420a875a6416251dc3f4a26c7c5e065b79e39986.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
e2e4f4fa6155a92737a04013420a875a6416251dc3f4a26c7c5e065b79e39986.exe
Resource
win10v2004-20240508-en
General
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Target
e2e4f4fa6155a92737a04013420a875a6416251dc3f4a26c7c5e065b79e39986.exe
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Size
81KB
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MD5
9114c4be34a141f50d7b4ac84d791ea0
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SHA1
4e532225c335d46b3e84d4951912399c3f72f893
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SHA256
e2e4f4fa6155a92737a04013420a875a6416251dc3f4a26c7c5e065b79e39986
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SHA512
2cb70f2b930743b66ddef672fe5e707db7cc938dabf5197c9a3abbdc532573d8f8fef859383d33ff4a1b81d74690e1853faa65849dac0c1d015579351c48704b
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SSDEEP
1536:RshfSWHHNvoLqNwDDGw02eQmh0HjWOoRnQT8p:GhfxHNIreQm+HirRnQT8p
Malware Config
Signatures
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Executes dropped EXE 1 IoCs
pid Process 2072 rundll32.exe -
Loads dropped DLL 2 IoCs
pid Process 1712 e2e4f4fa6155a92737a04013420a875a6416251dc3f4a26c7c5e065b79e39986.exe 1712 e2e4f4fa6155a92737a04013420a875a6416251dc3f4a26c7c5e065b79e39986.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\" %*" rundll32.exe Key created \REGISTRY\MACHINE\Software\Classes\exefile\shell\open\command e2e4f4fa6155a92737a04013420a875a6416251dc3f4a26c7c5e065b79e39986.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "\"%1\" %*" e2e4f4fa6155a92737a04013420a875a6416251dc3f4a26c7c5e065b79e39986.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "¢« \"%1\" %*" e2e4f4fa6155a92737a04013420a875a6416251dc3f4a26c7c5e065b79e39986.exe Key created \REGISTRY\MACHINE\Software\Classes\exefile\shell\open\command rundll32.exe -
Drops file in System32 directory 4 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\notepad¢¬.exe e2e4f4fa6155a92737a04013420a875a6416251dc3f4a26c7c5e065b79e39986.exe File created C:\Windows\SysWOW64\notepad¢¬.exe e2e4f4fa6155a92737a04013420a875a6416251dc3f4a26c7c5e065b79e39986.exe File opened for modification C:\Windows\SysWOW64\¢«.exe e2e4f4fa6155a92737a04013420a875a6416251dc3f4a26c7c5e065b79e39986.exe File created C:\Windows\SysWOW64\¢«.exe e2e4f4fa6155a92737a04013420a875a6416251dc3f4a26c7c5e065b79e39986.exe -
Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\system\rundll32.exe e2e4f4fa6155a92737a04013420a875a6416251dc3f4a26c7c5e065b79e39986.exe File created C:\Windows\system\rundll32.exe e2e4f4fa6155a92737a04013420a875a6416251dc3f4a26c7c5e065b79e39986.exe -
Modifies registry class 15 IoCs
description ioc Process Key created \REGISTRY\MACHINE\Software\Classes\MSipv e2e4f4fa6155a92737a04013420a875a6416251dc3f4a26c7c5e065b79e39986.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\txtfile\shell\open\command\ = "notepad.exe %1" e2e4f4fa6155a92737a04013420a875a6416251dc3f4a26c7c5e065b79e39986.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "¢« \"%1\" %*" e2e4f4fa6155a92737a04013420a875a6416251dc3f4a26c7c5e065b79e39986.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "\"%1\" %*" e2e4f4fa6155a92737a04013420a875a6416251dc3f4a26c7c5e065b79e39986.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\MSipv\MainUp = "1717994493" rundll32.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 e2e4f4fa6155a92737a04013420a875a6416251dc3f4a26c7c5e065b79e39986.exe Key created \REGISTRY\MACHINE\Software\Classes\txtfile\shell\open\command e2e4f4fa6155a92737a04013420a875a6416251dc3f4a26c7c5e065b79e39986.exe Key created \REGISTRY\MACHINE\Software\Classes\MSipv 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" e2e4f4fa6155a92737a04013420a875a6416251dc3f4a26c7c5e065b79e39986.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\MSipv\MainSetup = "1717994493" rundll32.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 -
Suspicious behavior: EnumeratesProcesses 14 IoCs
pid Process 1712 e2e4f4fa6155a92737a04013420a875a6416251dc3f4a26c7c5e065b79e39986.exe 1712 e2e4f4fa6155a92737a04013420a875a6416251dc3f4a26c7c5e065b79e39986.exe 1712 e2e4f4fa6155a92737a04013420a875a6416251dc3f4a26c7c5e065b79e39986.exe 1712 e2e4f4fa6155a92737a04013420a875a6416251dc3f4a26c7c5e065b79e39986.exe 1712 e2e4f4fa6155a92737a04013420a875a6416251dc3f4a26c7c5e065b79e39986.exe 1712 e2e4f4fa6155a92737a04013420a875a6416251dc3f4a26c7c5e065b79e39986.exe 1712 e2e4f4fa6155a92737a04013420a875a6416251dc3f4a26c7c5e065b79e39986.exe 1712 e2e4f4fa6155a92737a04013420a875a6416251dc3f4a26c7c5e065b79e39986.exe 1712 e2e4f4fa6155a92737a04013420a875a6416251dc3f4a26c7c5e065b79e39986.exe 1712 e2e4f4fa6155a92737a04013420a875a6416251dc3f4a26c7c5e065b79e39986.exe 1712 e2e4f4fa6155a92737a04013420a875a6416251dc3f4a26c7c5e065b79e39986.exe 1712 e2e4f4fa6155a92737a04013420a875a6416251dc3f4a26c7c5e065b79e39986.exe 1712 e2e4f4fa6155a92737a04013420a875a6416251dc3f4a26c7c5e065b79e39986.exe 1712 e2e4f4fa6155a92737a04013420a875a6416251dc3f4a26c7c5e065b79e39986.exe -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 2072 rundll32.exe -
Suspicious use of SetWindowsHookEx 3 IoCs
pid Process 1712 e2e4f4fa6155a92737a04013420a875a6416251dc3f4a26c7c5e065b79e39986.exe 2072 rundll32.exe 2072 rundll32.exe -
Suspicious use of WriteProcessMemory 7 IoCs
description pid Process procid_target PID 1712 wrote to memory of 2072 1712 e2e4f4fa6155a92737a04013420a875a6416251dc3f4a26c7c5e065b79e39986.exe 28 PID 1712 wrote to memory of 2072 1712 e2e4f4fa6155a92737a04013420a875a6416251dc3f4a26c7c5e065b79e39986.exe 28 PID 1712 wrote to memory of 2072 1712 e2e4f4fa6155a92737a04013420a875a6416251dc3f4a26c7c5e065b79e39986.exe 28 PID 1712 wrote to memory of 2072 1712 e2e4f4fa6155a92737a04013420a875a6416251dc3f4a26c7c5e065b79e39986.exe 28 PID 1712 wrote to memory of 2072 1712 e2e4f4fa6155a92737a04013420a875a6416251dc3f4a26c7c5e065b79e39986.exe 28 PID 1712 wrote to memory of 2072 1712 e2e4f4fa6155a92737a04013420a875a6416251dc3f4a26c7c5e065b79e39986.exe 28 PID 1712 wrote to memory of 2072 1712 e2e4f4fa6155a92737a04013420a875a6416251dc3f4a26c7c5e065b79e39986.exe 28
Processes
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C:\Users\Admin\AppData\Local\Temp\e2e4f4fa6155a92737a04013420a875a6416251dc3f4a26c7c5e065b79e39986.exe"C:\Users\Admin\AppData\Local\Temp\e2e4f4fa6155a92737a04013420a875a6416251dc3f4a26c7c5e065b79e39986.exe"1⤵
- Loads dropped DLL
- 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:1712 -
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:2072
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
75KB
MD52ad714671406ac1e18f800539129e50c
SHA1e1ad602e18f9e69c2009571c58bfb84f206429ce
SHA256b055bd8268c6d3dbb6597cdedec9777bb388a7398c23b6389ce7ba7d388bad53
SHA512e303b5b00563bfa58ce136133c8584f109dcff20044bb12de5f712070494975c9d0b7d9bdfc1825728170beca4bcf7bae1b48498c83d8338e3c70af9dfd92212
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Filesize
80KB
MD5f73612aae8eedd82914815db24ea7e9b
SHA13dcf29754f09f0a2e1b3300248ca249ff8b5dba8
SHA2567c5fcbf4a6c47d4bcdc8fff430cde874286842d85af5c63ad2f1ad0e1ee8da96
SHA5128eea8c63e018c00de70a2052a037b02b45aa9ee7f7c88e0561fbdcb5ca753c403b38a53f23115fc9d52dc4ad338fca25c670952b926b2fef67ee655127522a1e