Analysis
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max time kernel
149s -
max time network
96s -
platform
windows10-2004_x64 -
resource
win10v2004-20240508-en -
resource tags
arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system -
submitted
09/06/2024, 07:32
Static task
static1
Behavioral task
behavioral1
Sample
7e898f085c4fe23dd6e569fa71a779748d4306c7345e4a861001cbe4614ce3a1.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
7e898f085c4fe23dd6e569fa71a779748d4306c7345e4a861001cbe4614ce3a1.exe
Resource
win10v2004-20240508-en
General
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Target
7e898f085c4fe23dd6e569fa71a779748d4306c7345e4a861001cbe4614ce3a1.exe
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Size
83KB
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MD5
a30c00facb37b0cf86b6b7046b591093
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SHA1
bca448e37862ffe99fd8311660ea343b6aa2e0de
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SHA256
7e898f085c4fe23dd6e569fa71a779748d4306c7345e4a861001cbe4614ce3a1
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SHA512
ba167d16ea4b1a3334793bd2e6b321ff72a76b97aa73bdfc9868b7e53bd0061535f249c2c0b11aa99ec4d13d4b832565f3607511b011092a2aa31f678684b615
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SSDEEP
1536:RshfSWHHNvoLqNwDDGw02eQmh0HjWOvRhwqe0AJbE3oK3e4w8:GhfxHNIreQm+HiURhwqe0AJbE3oK3e4p
Malware Config
Signatures
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Executes dropped EXE 1 IoCs
pid Process 1648 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 7e898f085c4fe23dd6e569fa71a779748d4306c7345e4a861001cbe4614ce3a1.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "\"%1\" %*" 7e898f085c4fe23dd6e569fa71a779748d4306c7345e4a861001cbe4614ce3a1.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "¢« \"%1\" %*" 7e898f085c4fe23dd6e569fa71a779748d4306c7345e4a861001cbe4614ce3a1.exe -
Drops file in System32 directory 4 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\¢«.exe 7e898f085c4fe23dd6e569fa71a779748d4306c7345e4a861001cbe4614ce3a1.exe File created C:\Windows\SysWOW64\¢«.exe 7e898f085c4fe23dd6e569fa71a779748d4306c7345e4a861001cbe4614ce3a1.exe File opened for modification C:\Windows\SysWOW64\notepad¢¬.exe 7e898f085c4fe23dd6e569fa71a779748d4306c7345e4a861001cbe4614ce3a1.exe File created C:\Windows\SysWOW64\notepad¢¬.exe 7e898f085c4fe23dd6e569fa71a779748d4306c7345e4a861001cbe4614ce3a1.exe -
Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\system\rundll32.exe 7e898f085c4fe23dd6e569fa71a779748d4306c7345e4a861001cbe4614ce3a1.exe File created C:\Windows\system\rundll32.exe 7e898f085c4fe23dd6e569fa71a779748d4306c7345e4a861001cbe4614ce3a1.exe -
Modifies registry class 15 IoCs
description ioc Process Key created \REGISTRY\MACHINE\Software\Classes\exefile\shell\open\command 7e898f085c4fe23dd6e569fa71a779748d4306c7345e4a861001cbe4614ce3a1.exe Key created \REGISTRY\MACHINE\Software\Classes\txtfile\shell\open\command 7e898f085c4fe23dd6e569fa71a779748d4306c7345e4a861001cbe4614ce3a1.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\txtfile\shell\open\command\ = "notepad.exe %1" 7e898f085c4fe23dd6e569fa71a779748d4306c7345e4a861001cbe4614ce3a1.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\txtfile\shell\open\command\ = "notepad¢¬ %1" 7e898f085c4fe23dd6e569fa71a779748d4306c7345e4a861001cbe4614ce3a1.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "¢« \"%1\" %*" rundll32.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\MSipv\MainUp = "1717918478" rundll32.exe Key created \REGISTRY\MACHINE\Software\Classes\MSipv 7e898f085c4fe23dd6e569fa71a779748d4306c7345e4a861001cbe4614ce3a1.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "¢« \"%1\" %*" 7e898f085c4fe23dd6e569fa71a779748d4306c7345e4a861001cbe4614ce3a1.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\MSipv\MainSetup = "1717918478" rundll32.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\MSipv\MainVer = "506" 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\" %*" 7e898f085c4fe23dd6e569fa71a779748d4306c7345e4a861001cbe4614ce3a1.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" rundll32.exe -
Suspicious behavior: EnumeratesProcesses 28 IoCs
pid Process 4712 7e898f085c4fe23dd6e569fa71a779748d4306c7345e4a861001cbe4614ce3a1.exe 4712 7e898f085c4fe23dd6e569fa71a779748d4306c7345e4a861001cbe4614ce3a1.exe 4712 7e898f085c4fe23dd6e569fa71a779748d4306c7345e4a861001cbe4614ce3a1.exe 4712 7e898f085c4fe23dd6e569fa71a779748d4306c7345e4a861001cbe4614ce3a1.exe 4712 7e898f085c4fe23dd6e569fa71a779748d4306c7345e4a861001cbe4614ce3a1.exe 4712 7e898f085c4fe23dd6e569fa71a779748d4306c7345e4a861001cbe4614ce3a1.exe 4712 7e898f085c4fe23dd6e569fa71a779748d4306c7345e4a861001cbe4614ce3a1.exe 4712 7e898f085c4fe23dd6e569fa71a779748d4306c7345e4a861001cbe4614ce3a1.exe 4712 7e898f085c4fe23dd6e569fa71a779748d4306c7345e4a861001cbe4614ce3a1.exe 4712 7e898f085c4fe23dd6e569fa71a779748d4306c7345e4a861001cbe4614ce3a1.exe 4712 7e898f085c4fe23dd6e569fa71a779748d4306c7345e4a861001cbe4614ce3a1.exe 4712 7e898f085c4fe23dd6e569fa71a779748d4306c7345e4a861001cbe4614ce3a1.exe 4712 7e898f085c4fe23dd6e569fa71a779748d4306c7345e4a861001cbe4614ce3a1.exe 4712 7e898f085c4fe23dd6e569fa71a779748d4306c7345e4a861001cbe4614ce3a1.exe 4712 7e898f085c4fe23dd6e569fa71a779748d4306c7345e4a861001cbe4614ce3a1.exe 4712 7e898f085c4fe23dd6e569fa71a779748d4306c7345e4a861001cbe4614ce3a1.exe 4712 7e898f085c4fe23dd6e569fa71a779748d4306c7345e4a861001cbe4614ce3a1.exe 4712 7e898f085c4fe23dd6e569fa71a779748d4306c7345e4a861001cbe4614ce3a1.exe 4712 7e898f085c4fe23dd6e569fa71a779748d4306c7345e4a861001cbe4614ce3a1.exe 4712 7e898f085c4fe23dd6e569fa71a779748d4306c7345e4a861001cbe4614ce3a1.exe 4712 7e898f085c4fe23dd6e569fa71a779748d4306c7345e4a861001cbe4614ce3a1.exe 4712 7e898f085c4fe23dd6e569fa71a779748d4306c7345e4a861001cbe4614ce3a1.exe 4712 7e898f085c4fe23dd6e569fa71a779748d4306c7345e4a861001cbe4614ce3a1.exe 4712 7e898f085c4fe23dd6e569fa71a779748d4306c7345e4a861001cbe4614ce3a1.exe 4712 7e898f085c4fe23dd6e569fa71a779748d4306c7345e4a861001cbe4614ce3a1.exe 4712 7e898f085c4fe23dd6e569fa71a779748d4306c7345e4a861001cbe4614ce3a1.exe 4712 7e898f085c4fe23dd6e569fa71a779748d4306c7345e4a861001cbe4614ce3a1.exe 4712 7e898f085c4fe23dd6e569fa71a779748d4306c7345e4a861001cbe4614ce3a1.exe -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 1648 rundll32.exe -
Suspicious use of SetWindowsHookEx 3 IoCs
pid Process 4712 7e898f085c4fe23dd6e569fa71a779748d4306c7345e4a861001cbe4614ce3a1.exe 1648 rundll32.exe 1648 rundll32.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 4712 wrote to memory of 1648 4712 7e898f085c4fe23dd6e569fa71a779748d4306c7345e4a861001cbe4614ce3a1.exe 84 PID 4712 wrote to memory of 1648 4712 7e898f085c4fe23dd6e569fa71a779748d4306c7345e4a861001cbe4614ce3a1.exe 84 PID 4712 wrote to memory of 1648 4712 7e898f085c4fe23dd6e569fa71a779748d4306c7345e4a861001cbe4614ce3a1.exe 84
Processes
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C:\Users\Admin\AppData\Local\Temp\7e898f085c4fe23dd6e569fa71a779748d4306c7345e4a861001cbe4614ce3a1.exe"C:\Users\Admin\AppData\Local\Temp\7e898f085c4fe23dd6e569fa71a779748d4306c7345e4a861001cbe4614ce3a1.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:4712 -
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:1648
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
85KB
MD51d601bcefd0ad8f0e96c5682473d33f6
SHA19bde2a1376f0b886fe4b64b3892d5f410de30ea9
SHA256203a37620ddf8863b4b51fd3cb1c57081bbb336fa6122c47431acb7dfe159c0a
SHA512c6e8758b4a85b388be235c43d5c3c9922c6901e6988eba0be236b5b04380544148134ce4c9c5bf33f4be2610ff74a0d0ee82cb76670e5d33c13ad8365fbba138
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Filesize
79KB
MD52437345d81ba537d62ae316259e16fb4
SHA1af1ef3de1b1fd5a33f7f585c57b6098b37baa960
SHA256c5658b92e4f975ab9533623978057c35cbbae0962e9e31ba77441f67fa803ddd
SHA512e09acd94bb252fb25adc2ef92a03cce7224acd53549d02a39363270284c3e41bfa18c39d7369ed33a9c8da23066df9c175660abbe512302d5f3bb288e5d5fe7a