Analysis
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max time kernel
143s -
max time network
120s -
platform
windows7_x64 -
resource
win7-20240221-en -
resource tags
arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system -
submitted
22/05/2024, 13:30
Behavioral task
behavioral1
Sample
fcc7013f0f4923a3c90a812cb9941f4df01ba217e01624ba5625a1ec158d2c57.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
fcc7013f0f4923a3c90a812cb9941f4df01ba217e01624ba5625a1ec158d2c57.exe
Resource
win10v2004-20240508-en
General
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Target
fcc7013f0f4923a3c90a812cb9941f4df01ba217e01624ba5625a1ec158d2c57.exe
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Size
7.3MB
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MD5
379cad29a8021fc0b0f6a4d7557cad1d
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SHA1
086ac1bfce01c216f86b590027127f0442835126
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SHA256
fcc7013f0f4923a3c90a812cb9941f4df01ba217e01624ba5625a1ec158d2c57
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SHA512
4b71a4bf6d428318466b1d068d81be75f365f87e2e56c13abf5cf11531a926886f7ba0a9d4ff5e86f86ca45c20b95de273cc8ededbf9ef2dcf37aacdce4a870a
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SSDEEP
196608:Dnj1mmdr9wDGUXchg9NIvYiCVcd8hH1EeW:njrKXshg9NJck1TW
Malware Config
Signatures
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Executes dropped EXE 1 IoCs
pid Process 2148 fcc7013f0f4923a3c90a812cb9941f4df01ba217e01624ba5625a1ec158d2c57.exe -
Loads dropped DLL 4 IoCs
pid Process 2976 fcc7013f0f4923a3c90a812cb9941f4df01ba217e01624ba5625a1ec158d2c57.exe 2976 fcc7013f0f4923a3c90a812cb9941f4df01ba217e01624ba5625a1ec158d2c57.exe 2148 fcc7013f0f4923a3c90a812cb9941f4df01ba217e01624ba5625a1ec158d2c57.exe 2148 fcc7013f0f4923a3c90a812cb9941f4df01ba217e01624ba5625a1ec158d2c57.exe -
resource yara_rule behavioral1/memory/2976-0-0x0000000000400000-0x0000000000D61000-memory.dmp upx behavioral1/files/0x0007000000014e5a-7.dat upx behavioral1/memory/2148-12-0x0000000000400000-0x0000000000D61000-memory.dmp upx behavioral1/memory/2148-19-0x0000000010000000-0x000000001003E000-memory.dmp upx behavioral1/memory/2148-18-0x0000000010000000-0x000000001003E000-memory.dmp upx behavioral1/memory/2148-25-0x0000000010000000-0x000000001003E000-memory.dmp upx behavioral1/memory/2148-16-0x0000000010000000-0x000000001003E000-memory.dmp upx behavioral1/memory/2148-23-0x0000000010000000-0x000000001003E000-memory.dmp upx behavioral1/memory/2148-62-0x0000000010000000-0x000000001003E000-memory.dmp upx behavioral1/memory/2148-59-0x0000000010000000-0x000000001003E000-memory.dmp upx behavioral1/memory/2148-57-0x0000000010000000-0x000000001003E000-memory.dmp upx behavioral1/memory/2148-55-0x0000000010000000-0x000000001003E000-memory.dmp upx behavioral1/memory/2148-51-0x0000000010000000-0x000000001003E000-memory.dmp upx behavioral1/memory/2148-49-0x0000000010000000-0x000000001003E000-memory.dmp upx behavioral1/memory/2148-45-0x0000000010000000-0x000000001003E000-memory.dmp upx behavioral1/memory/2148-41-0x0000000010000000-0x000000001003E000-memory.dmp upx behavioral1/memory/2148-37-0x0000000010000000-0x000000001003E000-memory.dmp upx behavioral1/memory/2148-21-0x0000000010000000-0x000000001003E000-memory.dmp upx behavioral1/memory/2148-20-0x0000000010000000-0x000000001003E000-memory.dmp upx behavioral1/memory/2148-53-0x0000000010000000-0x000000001003E000-memory.dmp upx behavioral1/memory/2148-48-0x0000000010000000-0x000000001003E000-memory.dmp upx behavioral1/memory/2148-44-0x0000000010000000-0x000000001003E000-memory.dmp upx behavioral1/memory/2148-40-0x0000000010000000-0x000000001003E000-memory.dmp upx behavioral1/memory/2976-64-0x0000000000400000-0x0000000000D61000-memory.dmp upx behavioral1/memory/2148-35-0x0000000010000000-0x000000001003E000-memory.dmp upx behavioral1/memory/2148-33-0x0000000010000000-0x000000001003E000-memory.dmp upx behavioral1/memory/2148-31-0x0000000010000000-0x000000001003E000-memory.dmp upx behavioral1/memory/2148-29-0x0000000010000000-0x000000001003E000-memory.dmp upx behavioral1/memory/2148-27-0x0000000010000000-0x000000001003E000-memory.dmp upx behavioral1/memory/2148-71-0x0000000000400000-0x0000000000D61000-memory.dmp upx behavioral1/memory/2148-73-0x0000000010000000-0x000000001003E000-memory.dmp upx behavioral1/memory/2148-78-0x0000000000400000-0x0000000000D61000-memory.dmp upx behavioral1/memory/2148-81-0x0000000000400000-0x0000000000D61000-memory.dmp upx -
Writes to the Master Boot Record (MBR) 1 TTPs 1 IoCs
Bootkits write to the MBR to gain persistence at a level below the operating system.
description ioc Process File opened for modification \??\PhysicalDrive0 fcc7013f0f4923a3c90a812cb9941f4df01ba217e01624ba5625a1ec158d2c57.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 2148 fcc7013f0f4923a3c90a812cb9941f4df01ba217e01624ba5625a1ec158d2c57.exe -
Suspicious use of SendNotifyMessage 1 IoCs
pid Process 2148 fcc7013f0f4923a3c90a812cb9941f4df01ba217e01624ba5625a1ec158d2c57.exe -
Suspicious use of SetWindowsHookEx 6 IoCs
pid Process 2976 fcc7013f0f4923a3c90a812cb9941f4df01ba217e01624ba5625a1ec158d2c57.exe 2148 fcc7013f0f4923a3c90a812cb9941f4df01ba217e01624ba5625a1ec158d2c57.exe 2148 fcc7013f0f4923a3c90a812cb9941f4df01ba217e01624ba5625a1ec158d2c57.exe 2148 fcc7013f0f4923a3c90a812cb9941f4df01ba217e01624ba5625a1ec158d2c57.exe 2148 fcc7013f0f4923a3c90a812cb9941f4df01ba217e01624ba5625a1ec158d2c57.exe 2148 fcc7013f0f4923a3c90a812cb9941f4df01ba217e01624ba5625a1ec158d2c57.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 2976 wrote to memory of 2148 2976 fcc7013f0f4923a3c90a812cb9941f4df01ba217e01624ba5625a1ec158d2c57.exe 28 PID 2976 wrote to memory of 2148 2976 fcc7013f0f4923a3c90a812cb9941f4df01ba217e01624ba5625a1ec158d2c57.exe 28 PID 2976 wrote to memory of 2148 2976 fcc7013f0f4923a3c90a812cb9941f4df01ba217e01624ba5625a1ec158d2c57.exe 28 PID 2976 wrote to memory of 2148 2976 fcc7013f0f4923a3c90a812cb9941f4df01ba217e01624ba5625a1ec158d2c57.exe 28
Processes
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C:\Users\Admin\AppData\Local\Temp\fcc7013f0f4923a3c90a812cb9941f4df01ba217e01624ba5625a1ec158d2c57.exe"C:\Users\Admin\AppData\Local\Temp\fcc7013f0f4923a3c90a812cb9941f4df01ba217e01624ba5625a1ec158d2c57.exe"1⤵
- Loads dropped DLL
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2976 -
C:\kaidisoft\xiaovideo_kuaishou\fcc7013f0f4923a3c90a812cb9941f4df01ba217e01624ba5625a1ec158d2c57.exe"C:\kaidisoft\xiaovideo_kuaishou\fcc7013f0f4923a3c90a812cb9941f4df01ba217e01624ba5625a1ec158d2c57.exe"2⤵
- Executes dropped EXE
- Loads dropped DLL
- Writes to the Master Boot Record (MBR)
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of SetWindowsHookEx
PID:2148
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
10.6MB
MD550c266e46ccf9bc8956279f78d51f205
SHA10ba5b98a91a9a019cd9b87cf01796c65ee6a0839
SHA256c58e066a293ff260037487d37e37bf3d890c16383d817c7573dab51c514cbd00
SHA5127350a82820faeba3172fad3d87b04c6a2967b797a321a78a53e7156c37fed4661a66d2f78e2f3ddbcbc0d10a56f5d761f7eb761f05d2841568b34841c17e0d37
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Filesize
7.3MB
MD5379cad29a8021fc0b0f6a4d7557cad1d
SHA1086ac1bfce01c216f86b590027127f0442835126
SHA256fcc7013f0f4923a3c90a812cb9941f4df01ba217e01624ba5625a1ec158d2c57
SHA5124b71a4bf6d428318466b1d068d81be75f365f87e2e56c13abf5cf11531a926886f7ba0a9d4ff5e86f86ca45c20b95de273cc8ededbf9ef2dcf37aacdce4a870a