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Analysis
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max time kernel
149s -
max time network
122s -
platform
windows7_x64 -
resource
win7-20240611-en -
resource tags
arch:x64arch:x86image:win7-20240611-enlocale:en-usos:windows7-x64system -
submitted
13/06/2024, 04:39
Static task
static1
Behavioral task
behavioral1
Sample
2717869ba7103005b12052eba168ede18f49b74bca58c2d7632056163aa484fa.exe
Resource
win7-20240611-en
Behavioral task
behavioral2
Sample
2717869ba7103005b12052eba168ede18f49b74bca58c2d7632056163aa484fa.exe
Resource
win10v2004-20240611-en
General
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Target
2717869ba7103005b12052eba168ede18f49b74bca58c2d7632056163aa484fa.exe
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Size
82KB
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MD5
7145a4fe43117662342038408b344d60
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SHA1
c2f0db1ec6ff6f47f5f728935b03d8f9b95bbd44
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SHA256
2717869ba7103005b12052eba168ede18f49b74bca58c2d7632056163aa484fa
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SHA512
4aa01bf8455f35f11ddff1e66ea4a0c64340a904ad5197c1a0f9a36b032b0271196ec80140836990f0d49e0e624d3c37192895686d294aa099f179a023389c94
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SSDEEP
1536:RshfSWHHNvoLqNwDDGw02eQmh0HjWOynnnnnr:GhfxHNIreQm+Hihnnnnnr
Malware Config
Signatures
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Executes dropped EXE 1 IoCs
pid Process 2056 rundll32.exe -
Loads dropped DLL 2 IoCs
pid Process 2332 2717869ba7103005b12052eba168ede18f49b74bca58c2d7632056163aa484fa.exe 2332 2717869ba7103005b12052eba168ede18f49b74bca58c2d7632056163aa484fa.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\" %*" 2717869ba7103005b12052eba168ede18f49b74bca58c2d7632056163aa484fa.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "¢« \"%1\" %*" 2717869ba7103005b12052eba168ede18f49b74bca58c2d7632056163aa484fa.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 2717869ba7103005b12052eba168ede18f49b74bca58c2d7632056163aa484fa.exe -
Drops file in System32 directory 4 IoCs
description ioc Process File created C:\Windows\SysWOW64\notepad¢¬.exe 2717869ba7103005b12052eba168ede18f49b74bca58c2d7632056163aa484fa.exe File opened for modification C:\Windows\SysWOW64\¢«.exe 2717869ba7103005b12052eba168ede18f49b74bca58c2d7632056163aa484fa.exe File created C:\Windows\SysWOW64\¢«.exe 2717869ba7103005b12052eba168ede18f49b74bca58c2d7632056163aa484fa.exe File opened for modification C:\Windows\SysWOW64\notepad¢¬.exe 2717869ba7103005b12052eba168ede18f49b74bca58c2d7632056163aa484fa.exe -
Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\system\rundll32.exe 2717869ba7103005b12052eba168ede18f49b74bca58c2d7632056163aa484fa.exe File created C:\Windows\system\rundll32.exe 2717869ba7103005b12052eba168ede18f49b74bca58c2d7632056163aa484fa.exe -
Modifies registry class 15 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "\"%1\" %*" 2717869ba7103005b12052eba168ede18f49b74bca58c2d7632056163aa484fa.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\txtfile\shell\open\command\ = "notepad.exe %1" 2717869ba7103005b12052eba168ede18f49b74bca58c2d7632056163aa484fa.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\txtfile\shell\open\command\ = "notepad¢¬ %1" rundll32.exe Key created \REGISTRY\MACHINE\Software\Classes\MSipv 2717869ba7103005b12052eba168ede18f49b74bca58c2d7632056163aa484fa.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "¢« \"%1\" %*" 2717869ba7103005b12052eba168ede18f49b74bca58c2d7632056163aa484fa.exe Key created \REGISTRY\MACHINE\Software\Classes\MSipv rundll32.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\MSipv\MainUp = "1718253587" rundll32.exe Key created \REGISTRY\MACHINE\Software\Classes\exefile\shell\open\command rundll32.exe Key created \REGISTRY\MACHINE\Software\Classes\txtfile\shell\open\command 2717869ba7103005b12052eba168ede18f49b74bca58c2d7632056163aa484fa.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\MSipv\MainVer = "506" rundll32.exe Key created \REGISTRY\MACHINE\Software\Classes\exefile\shell\open\command 2717869ba7103005b12052eba168ede18f49b74bca58c2d7632056163aa484fa.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\txtfile\shell\open\command\ = "notepad¢¬ %1" 2717869ba7103005b12052eba168ede18f49b74bca58c2d7632056163aa484fa.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\MSipv\MainSetup = "1718253587" rundll32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "¢« \"%1\" %*" rundll32.exe Key created \REGISTRY\MACHINE\Software\Classes\txtfile\shell\open\command rundll32.exe -
Suspicious behavior: EnumeratesProcesses 14 IoCs
pid Process 2332 2717869ba7103005b12052eba168ede18f49b74bca58c2d7632056163aa484fa.exe 2332 2717869ba7103005b12052eba168ede18f49b74bca58c2d7632056163aa484fa.exe 2332 2717869ba7103005b12052eba168ede18f49b74bca58c2d7632056163aa484fa.exe 2332 2717869ba7103005b12052eba168ede18f49b74bca58c2d7632056163aa484fa.exe 2332 2717869ba7103005b12052eba168ede18f49b74bca58c2d7632056163aa484fa.exe 2332 2717869ba7103005b12052eba168ede18f49b74bca58c2d7632056163aa484fa.exe 2332 2717869ba7103005b12052eba168ede18f49b74bca58c2d7632056163aa484fa.exe 2332 2717869ba7103005b12052eba168ede18f49b74bca58c2d7632056163aa484fa.exe 2332 2717869ba7103005b12052eba168ede18f49b74bca58c2d7632056163aa484fa.exe 2332 2717869ba7103005b12052eba168ede18f49b74bca58c2d7632056163aa484fa.exe 2332 2717869ba7103005b12052eba168ede18f49b74bca58c2d7632056163aa484fa.exe 2332 2717869ba7103005b12052eba168ede18f49b74bca58c2d7632056163aa484fa.exe 2332 2717869ba7103005b12052eba168ede18f49b74bca58c2d7632056163aa484fa.exe 2332 2717869ba7103005b12052eba168ede18f49b74bca58c2d7632056163aa484fa.exe -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 2056 rundll32.exe -
Suspicious use of SetWindowsHookEx 3 IoCs
pid Process 2332 2717869ba7103005b12052eba168ede18f49b74bca58c2d7632056163aa484fa.exe 2056 rundll32.exe 2056 rundll32.exe -
Suspicious use of WriteProcessMemory 7 IoCs
description pid Process procid_target PID 2332 wrote to memory of 2056 2332 2717869ba7103005b12052eba168ede18f49b74bca58c2d7632056163aa484fa.exe 28 PID 2332 wrote to memory of 2056 2332 2717869ba7103005b12052eba168ede18f49b74bca58c2d7632056163aa484fa.exe 28 PID 2332 wrote to memory of 2056 2332 2717869ba7103005b12052eba168ede18f49b74bca58c2d7632056163aa484fa.exe 28 PID 2332 wrote to memory of 2056 2332 2717869ba7103005b12052eba168ede18f49b74bca58c2d7632056163aa484fa.exe 28 PID 2332 wrote to memory of 2056 2332 2717869ba7103005b12052eba168ede18f49b74bca58c2d7632056163aa484fa.exe 28 PID 2332 wrote to memory of 2056 2332 2717869ba7103005b12052eba168ede18f49b74bca58c2d7632056163aa484fa.exe 28 PID 2332 wrote to memory of 2056 2332 2717869ba7103005b12052eba168ede18f49b74bca58c2d7632056163aa484fa.exe 28
Processes
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C:\Users\Admin\AppData\Local\Temp\2717869ba7103005b12052eba168ede18f49b74bca58c2d7632056163aa484fa.exe"C:\Users\Admin\AppData\Local\Temp\2717869ba7103005b12052eba168ede18f49b74bca58c2d7632056163aa484fa.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:2332 -
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:2056
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
84KB
MD542d006bb4b980fadbb2f08d291a51153
SHA11f0de8f21e38db4d712503baed885a7136104f80
SHA2564abd06b3ad26428e935465d1eb762b469cbc5229db4c9e0b9f343796359e2bd8
SHA5121c00d06d9a3daf2646ceb653a3096e8e9f4a3010bf9d964f6511339f5a9e15b83d050a4ac7e1eff70f7b4e9535f37e52cc72d94b7b1a4609f400daf9fbbbd908
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Filesize
73KB
MD5d336b3b46924a83e5033b1692d80f33f
SHA1faf3bc57fe1e968f86dbd597a12c0947d78ab893
SHA256422aa9b5f2a73748dab2dad1f741b1b1e823d4881af3a58da2434899e17d4836
SHA512cd2612eaed8654ea84fff3c339fa70c52f64d1b56ef296d6cd56d5f7682d62d4d77db987f8972a701699f9d491c6da18552933b146c77f4a7ff65ea9f56ef590