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Analysis
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max time kernel
161s -
max time network
147s -
platform
windows7_x64 -
resource
win7-20230831-en -
resource tags
arch:x64arch:x86image:win7-20230831-enlocale:en-usos:windows7-x64system -
submitted
12/10/2023, 16:54
Static task
static1
Behavioral task
behavioral1
Sample
7c0f79dbc2b3afd454ce8da9d349a294e31cf1056ccfe716ab304be474a74ed5.exe
Resource
win7-20230831-en
Behavioral task
behavioral2
Sample
7c0f79dbc2b3afd454ce8da9d349a294e31cf1056ccfe716ab304be474a74ed5.exe
Resource
win10v2004-20230915-en
General
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Target
7c0f79dbc2b3afd454ce8da9d349a294e31cf1056ccfe716ab304be474a74ed5.exe
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Size
74KB
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MD5
d9a89b5c68b0f7cf4ff7cd64b8601a6d
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SHA1
2a101130d9e9e066c6c465699b13255ea38340f8
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SHA256
7c0f79dbc2b3afd454ce8da9d349a294e31cf1056ccfe716ab304be474a74ed5
-
SHA512
39a8a792a9974d1be220d6325cd53c62a3b094b063b07aa9eeb32155a62128e225ecf5c45bdca9909239484e0106601a82d0c71e816af92c126db0cb53e2ec96
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SSDEEP
768:agO5xRYi+SfSWHHNvvG5bnl/NqNwsKVDstHxYD0p1aXKynF0vQmYZS0HdJnfWOu3:RshfSWHHNvoLqNwDDGw02eQmh0HjWOu3
Malware Config
Signatures
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Executes dropped EXE 1 IoCs
pid Process 1708 rundll32.exe -
Loads dropped DLL 2 IoCs
pid Process 2232 7c0f79dbc2b3afd454ce8da9d349a294e31cf1056ccfe716ab304be474a74ed5.exe 2232 7c0f79dbc2b3afd454ce8da9d349a294e31cf1056ccfe716ab304be474a74ed5.exe -
Modifies system executable filetype association 2 TTPs 5 IoCs
description ioc Process Key created \REGISTRY\MACHINE\Software\Classes\exefile\shell\open\command 7c0f79dbc2b3afd454ce8da9d349a294e31cf1056ccfe716ab304be474a74ed5.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "\"%1\" %*" 7c0f79dbc2b3afd454ce8da9d349a294e31cf1056ccfe716ab304be474a74ed5.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "¢« \"%1\" %*" 7c0f79dbc2b3afd454ce8da9d349a294e31cf1056ccfe716ab304be474a74ed5.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 7c0f79dbc2b3afd454ce8da9d349a294e31cf1056ccfe716ab304be474a74ed5.exe File created C:\Windows\SysWOW64\¢«.exe 7c0f79dbc2b3afd454ce8da9d349a294e31cf1056ccfe716ab304be474a74ed5.exe File opened for modification C:\Windows\SysWOW64\notepad¢¬.exe 7c0f79dbc2b3afd454ce8da9d349a294e31cf1056ccfe716ab304be474a74ed5.exe File created C:\Windows\SysWOW64\notepad¢¬.exe 7c0f79dbc2b3afd454ce8da9d349a294e31cf1056ccfe716ab304be474a74ed5.exe -
Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\system\rundll32.exe 7c0f79dbc2b3afd454ce8da9d349a294e31cf1056ccfe716ab304be474a74ed5.exe File created C:\Windows\system\rundll32.exe 7c0f79dbc2b3afd454ce8da9d349a294e31cf1056ccfe716ab304be474a74ed5.exe -
Modifies registry class 15 IoCs
description ioc Process Key created \REGISTRY\MACHINE\Software\Classes\MSipv rundll32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "¢« \"%1\" %*" 7c0f79dbc2b3afd454ce8da9d349a294e31cf1056ccfe716ab304be474a74ed5.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\MSipv\MainSetup = "1697526954" 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 7c0f79dbc2b3afd454ce8da9d349a294e31cf1056ccfe716ab304be474a74ed5.exe Key created \REGISTRY\MACHINE\Software\Classes\exefile\shell\open\command 7c0f79dbc2b3afd454ce8da9d349a294e31cf1056ccfe716ab304be474a74ed5.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "\"%1\" %*" 7c0f79dbc2b3afd454ce8da9d349a294e31cf1056ccfe716ab304be474a74ed5.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\txtfile\shell\open\command\ = "notepad.exe %1" 7c0f79dbc2b3afd454ce8da9d349a294e31cf1056ccfe716ab304be474a74ed5.exe Key created \REGISTRY\MACHINE\Software\Classes\txtfile\shell\open\command 7c0f79dbc2b3afd454ce8da9d349a294e31cf1056ccfe716ab304be474a74ed5.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\MSipv\MainUp = "1697526954" rundll32.exe Key created \REGISTRY\MACHINE\Software\Classes\exefile\shell\open\command rundll32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\txtfile\shell\open\command\ = "notepad¢¬ %1" 7c0f79dbc2b3afd454ce8da9d349a294e31cf1056ccfe716ab304be474a74ed5.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 14 IoCs
pid Process 2232 7c0f79dbc2b3afd454ce8da9d349a294e31cf1056ccfe716ab304be474a74ed5.exe 2232 7c0f79dbc2b3afd454ce8da9d349a294e31cf1056ccfe716ab304be474a74ed5.exe 2232 7c0f79dbc2b3afd454ce8da9d349a294e31cf1056ccfe716ab304be474a74ed5.exe 2232 7c0f79dbc2b3afd454ce8da9d349a294e31cf1056ccfe716ab304be474a74ed5.exe 2232 7c0f79dbc2b3afd454ce8da9d349a294e31cf1056ccfe716ab304be474a74ed5.exe 2232 7c0f79dbc2b3afd454ce8da9d349a294e31cf1056ccfe716ab304be474a74ed5.exe 2232 7c0f79dbc2b3afd454ce8da9d349a294e31cf1056ccfe716ab304be474a74ed5.exe 2232 7c0f79dbc2b3afd454ce8da9d349a294e31cf1056ccfe716ab304be474a74ed5.exe 2232 7c0f79dbc2b3afd454ce8da9d349a294e31cf1056ccfe716ab304be474a74ed5.exe 2232 7c0f79dbc2b3afd454ce8da9d349a294e31cf1056ccfe716ab304be474a74ed5.exe 2232 7c0f79dbc2b3afd454ce8da9d349a294e31cf1056ccfe716ab304be474a74ed5.exe 2232 7c0f79dbc2b3afd454ce8da9d349a294e31cf1056ccfe716ab304be474a74ed5.exe 2232 7c0f79dbc2b3afd454ce8da9d349a294e31cf1056ccfe716ab304be474a74ed5.exe 2232 7c0f79dbc2b3afd454ce8da9d349a294e31cf1056ccfe716ab304be474a74ed5.exe -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 1708 rundll32.exe -
Suspicious use of SetWindowsHookEx 3 IoCs
pid Process 2232 7c0f79dbc2b3afd454ce8da9d349a294e31cf1056ccfe716ab304be474a74ed5.exe 1708 rundll32.exe 1708 rundll32.exe -
Suspicious use of WriteProcessMemory 7 IoCs
description pid Process procid_target PID 2232 wrote to memory of 1708 2232 7c0f79dbc2b3afd454ce8da9d349a294e31cf1056ccfe716ab304be474a74ed5.exe 27 PID 2232 wrote to memory of 1708 2232 7c0f79dbc2b3afd454ce8da9d349a294e31cf1056ccfe716ab304be474a74ed5.exe 27 PID 2232 wrote to memory of 1708 2232 7c0f79dbc2b3afd454ce8da9d349a294e31cf1056ccfe716ab304be474a74ed5.exe 27 PID 2232 wrote to memory of 1708 2232 7c0f79dbc2b3afd454ce8da9d349a294e31cf1056ccfe716ab304be474a74ed5.exe 27 PID 2232 wrote to memory of 1708 2232 7c0f79dbc2b3afd454ce8da9d349a294e31cf1056ccfe716ab304be474a74ed5.exe 27 PID 2232 wrote to memory of 1708 2232 7c0f79dbc2b3afd454ce8da9d349a294e31cf1056ccfe716ab304be474a74ed5.exe 27 PID 2232 wrote to memory of 1708 2232 7c0f79dbc2b3afd454ce8da9d349a294e31cf1056ccfe716ab304be474a74ed5.exe 27
Processes
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C:\Users\Admin\AppData\Local\Temp\7c0f79dbc2b3afd454ce8da9d349a294e31cf1056ccfe716ab304be474a74ed5.exe"C:\Users\Admin\AppData\Local\Temp\7c0f79dbc2b3afd454ce8da9d349a294e31cf1056ccfe716ab304be474a74ed5.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:2232 -
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:1708
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
78KB
MD5b591c127aaecadd304b29b8df4d9364c
SHA1f3e2bda48d74a573006a2c1fe782fe71ed6ada09
SHA256240d2da3fdf9e41e01c86933646d12cc6c9175a8066ef48d4da75bdc5948a3b6
SHA51214ee9b957068f0b113baa6b2d29df42d001f54bcfd265054a3cf302a8cd34e283627f8e50ac72f658d5fe4a8b6f56a2b2b51abb1c5c2a7e4ebff0ba1f415ea7c
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Filesize
74KB
MD55e989f2bb9abf8f83f359785c8f0cd12
SHA12c7004bd23c5b7ee18f1d81a7d881b231b44527b
SHA256fcb26b481fd32665d4f4f6c56affc8654790cff9f15d33dc1e536f6c422f765c
SHA512ee9bec8f2f3177eb1151d6d2cc29e65bd1b01c7b7815d60057c1bc989e8503473248ce9d56a3a99ec00639564ffd47dbfef25dfc5ba2377260bd294d01b4a363
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Filesize
74KB
MD55e989f2bb9abf8f83f359785c8f0cd12
SHA12c7004bd23c5b7ee18f1d81a7d881b231b44527b
SHA256fcb26b481fd32665d4f4f6c56affc8654790cff9f15d33dc1e536f6c422f765c
SHA512ee9bec8f2f3177eb1151d6d2cc29e65bd1b01c7b7815d60057c1bc989e8503473248ce9d56a3a99ec00639564ffd47dbfef25dfc5ba2377260bd294d01b4a363
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Filesize
74KB
MD55e989f2bb9abf8f83f359785c8f0cd12
SHA12c7004bd23c5b7ee18f1d81a7d881b231b44527b
SHA256fcb26b481fd32665d4f4f6c56affc8654790cff9f15d33dc1e536f6c422f765c
SHA512ee9bec8f2f3177eb1151d6d2cc29e65bd1b01c7b7815d60057c1bc989e8503473248ce9d56a3a99ec00639564ffd47dbfef25dfc5ba2377260bd294d01b4a363
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Filesize
74KB
MD55e989f2bb9abf8f83f359785c8f0cd12
SHA12c7004bd23c5b7ee18f1d81a7d881b231b44527b
SHA256fcb26b481fd32665d4f4f6c56affc8654790cff9f15d33dc1e536f6c422f765c
SHA512ee9bec8f2f3177eb1151d6d2cc29e65bd1b01c7b7815d60057c1bc989e8503473248ce9d56a3a99ec00639564ffd47dbfef25dfc5ba2377260bd294d01b4a363