Analysis
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max time kernel
149s -
max time network
119s -
platform
windows7_x64 -
resource
win7-20240221-en -
resource tags
arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-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 2052 rundll32.exe -
Loads dropped DLL 2 IoCs
pid Process 2964 7e898f085c4fe23dd6e569fa71a779748d4306c7345e4a861001cbe4614ce3a1.exe 2964 7e898f085c4fe23dd6e569fa71a779748d4306c7345e4a861001cbe4614ce3a1.exe -
Modifies system executable filetype association 2 TTPs 5 IoCs
description ioc Process 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 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 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 Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "¢« \"%1\" %*" 7e898f085c4fe23dd6e569fa71a779748d4306c7345e4a861001cbe4614ce3a1.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\txtfile\shell\open\command\ = "notepad¢¬ %1" 7e898f085c4fe23dd6e569fa71a779748d4306c7345e4a861001cbe4614ce3a1.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\MSipv\MainSetup = "1717918475" 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 Key created \REGISTRY\MACHINE\Software\Classes\exefile\shell\open\command 7e898f085c4fe23dd6e569fa71a779748d4306c7345e4a861001cbe4614ce3a1.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\MSipv\MainUp = "1717918475" 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\" %*" rundll32.exe Key created \REGISTRY\MACHINE\Software\Classes\MSipv rundll32.exe Key created \REGISTRY\MACHINE\Software\Classes\txtfile\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\txtfile\shell\open\command\ = "notepad.exe %1" 7e898f085c4fe23dd6e569fa71a779748d4306c7345e4a861001cbe4614ce3a1.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\txtfile\shell\open\command\ = "notepad¢¬ %1" rundll32.exe Key created \REGISTRY\MACHINE\Software\Classes\MSipv 7e898f085c4fe23dd6e569fa71a779748d4306c7345e4a861001cbe4614ce3a1.exe -
Suspicious behavior: EnumeratesProcesses 14 IoCs
pid Process 2964 7e898f085c4fe23dd6e569fa71a779748d4306c7345e4a861001cbe4614ce3a1.exe 2964 7e898f085c4fe23dd6e569fa71a779748d4306c7345e4a861001cbe4614ce3a1.exe 2964 7e898f085c4fe23dd6e569fa71a779748d4306c7345e4a861001cbe4614ce3a1.exe 2964 7e898f085c4fe23dd6e569fa71a779748d4306c7345e4a861001cbe4614ce3a1.exe 2964 7e898f085c4fe23dd6e569fa71a779748d4306c7345e4a861001cbe4614ce3a1.exe 2964 7e898f085c4fe23dd6e569fa71a779748d4306c7345e4a861001cbe4614ce3a1.exe 2964 7e898f085c4fe23dd6e569fa71a779748d4306c7345e4a861001cbe4614ce3a1.exe 2964 7e898f085c4fe23dd6e569fa71a779748d4306c7345e4a861001cbe4614ce3a1.exe 2964 7e898f085c4fe23dd6e569fa71a779748d4306c7345e4a861001cbe4614ce3a1.exe 2964 7e898f085c4fe23dd6e569fa71a779748d4306c7345e4a861001cbe4614ce3a1.exe 2964 7e898f085c4fe23dd6e569fa71a779748d4306c7345e4a861001cbe4614ce3a1.exe 2964 7e898f085c4fe23dd6e569fa71a779748d4306c7345e4a861001cbe4614ce3a1.exe 2964 7e898f085c4fe23dd6e569fa71a779748d4306c7345e4a861001cbe4614ce3a1.exe 2964 7e898f085c4fe23dd6e569fa71a779748d4306c7345e4a861001cbe4614ce3a1.exe -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 2052 rundll32.exe -
Suspicious use of SetWindowsHookEx 3 IoCs
pid Process 2964 7e898f085c4fe23dd6e569fa71a779748d4306c7345e4a861001cbe4614ce3a1.exe 2052 rundll32.exe 2052 rundll32.exe -
Suspicious use of WriteProcessMemory 7 IoCs
description pid Process procid_target PID 2964 wrote to memory of 2052 2964 7e898f085c4fe23dd6e569fa71a779748d4306c7345e4a861001cbe4614ce3a1.exe 28 PID 2964 wrote to memory of 2052 2964 7e898f085c4fe23dd6e569fa71a779748d4306c7345e4a861001cbe4614ce3a1.exe 28 PID 2964 wrote to memory of 2052 2964 7e898f085c4fe23dd6e569fa71a779748d4306c7345e4a861001cbe4614ce3a1.exe 28 PID 2964 wrote to memory of 2052 2964 7e898f085c4fe23dd6e569fa71a779748d4306c7345e4a861001cbe4614ce3a1.exe 28 PID 2964 wrote to memory of 2052 2964 7e898f085c4fe23dd6e569fa71a779748d4306c7345e4a861001cbe4614ce3a1.exe 28 PID 2964 wrote to memory of 2052 2964 7e898f085c4fe23dd6e569fa71a779748d4306c7345e4a861001cbe4614ce3a1.exe 28 PID 2964 wrote to memory of 2052 2964 7e898f085c4fe23dd6e569fa71a779748d4306c7345e4a861001cbe4614ce3a1.exe 28
Processes
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C:\Users\Admin\AppData\Local\Temp\7e898f085c4fe23dd6e569fa71a779748d4306c7345e4a861001cbe4614ce3a1.exe"C:\Users\Admin\AppData\Local\Temp\7e898f085c4fe23dd6e569fa71a779748d4306c7345e4a861001cbe4614ce3a1.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:2964 -
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:2052
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
81KB
MD5c27c5e5d2bbff016226d439d084db31f
SHA152ed7998424fd004742973c402b06c973b10a449
SHA256869297bcfbe5b5eee4eafb354332343490b0d7f263ccfe2218a2a379c01756ec
SHA5122ee5ac9ccf21086dec549ca4043bc96bdc4c6093fb6b3c0e8474c393d689693d75597d7fb0e512eaab1e7f33ed209f1544b42932544dcc52129005b6b2ad5c4b
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Filesize
74KB
MD57df7466ee7bbec4e07c8161b8fbdc2f1
SHA16444df507ee2c0cf50439ae1aa7be03ad083e330
SHA25661b4396eabc593b439eb7514e2283f85325f51cd673834b51f20c0309d4f2bd4
SHA51287ae8f4f4acb1a5f124b210c06b99a89579b0351a46a8035a801fe8edf0a5faddfb3f0737319b1451b4ac90eb7503a695646ea9a34a96723dbe99e7a54685a6d