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Analysis
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max time kernel
145s -
max time network
73s -
platform
windows10-2004_x64 -
resource
win10v2004-20231222-en -
resource tags
arch:x64arch:x86image:win10v2004-20231222-enlocale:en-usos:windows10-2004-x64system -
submitted
30/12/2023, 21:12
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
1c99460030a6df2a7b93c232a383a625.exe
Resource
win7-20231215-en
6 signatures
150 seconds
Behavioral task
behavioral2
Sample
1c99460030a6df2a7b93c232a383a625.exe
Resource
win10v2004-20231222-en
6 signatures
150 seconds
General
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Target
1c99460030a6df2a7b93c232a383a625.exe
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Size
9KB
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MD5
1c99460030a6df2a7b93c232a383a625
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SHA1
94bf8944e470ce4aa8dd5f42495cb4c8a81bf6b3
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SHA256
cb16788d308cca93ddf022ff66077827cc9c38e1b6fdca9f0ea1fb1829d0ef52
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SHA512
424f81818f7b9198765dcd7585894c4f5be61237ee32b63ce000e60a8b81ac45c6ce4f13cc3d0d3707005e933cb227fd64576ef8c9dc9211b395591e3e92a35a
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SSDEEP
192:xPtG9CSTjRlKwa+0sbCNVRkq1lrgxDfSIwN9leMxO8mUptCCDSap:xPtgCmlKg0vM6tHleMxO8mItXmY
Score
7/10
Malware Config
Signatures
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Loads dropped DLL 1 IoCs
pid Process 4832 1c99460030a6df2a7b93c232a383a625.exe -
Drops file in System32 directory 2 IoCs
description ioc Process File created C:\Windows\SysWOW64\cqdoor0.dll 1c99460030a6df2a7b93c232a383a625.exe File opened for modification C:\Windows\SysWOW64\cqdoor0.dll 1c99460030a6df2a7b93c232a383a625.exe -
Modifies registry class 4 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{04A0CB31-4EB8-889B-FDEB-E00ED87BCE23}\daSobjEventName = "YUTDFGHKHCOOLCQ_0" 1c99460030a6df2a7b93c232a383a625.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{04A0CB31-4EB8-889B-FDEB-E00ED87BCE23} 1c99460030a6df2a7b93c232a383a625.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{04A0CB31-4EB8-889B-FDEB-E00ED87BCE23}\daExeModuleName = "C:\\Users\\Admin\\AppData\\Local\\Temp\\1c99460030a6df2a7b93c232a383a625.exe" 1c99460030a6df2a7b93c232a383a625.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{04A0CB31-4EB8-889B-FDEB-E00ED87BCE23}\daDllModuleName = "C:\\Windows\\SysWow64\\cqdoor0.dll" 1c99460030a6df2a7b93c232a383a625.exe -
Suspicious behavior: EnumeratesProcesses 8 IoCs
pid Process 4832 1c99460030a6df2a7b93c232a383a625.exe 4832 1c99460030a6df2a7b93c232a383a625.exe 4832 1c99460030a6df2a7b93c232a383a625.exe 4832 1c99460030a6df2a7b93c232a383a625.exe 4832 1c99460030a6df2a7b93c232a383a625.exe 4832 1c99460030a6df2a7b93c232a383a625.exe 4832 1c99460030a6df2a7b93c232a383a625.exe 4832 1c99460030a6df2a7b93c232a383a625.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 4832 1c99460030a6df2a7b93c232a383a625.exe -
Suspicious use of WriteProcessMemory 1 IoCs
description pid Process procid_target PID 4832 wrote to memory of 3420 4832 1c99460030a6df2a7b93c232a383a625.exe 48
Processes
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C:\Users\Admin\AppData\Local\Temp\1c99460030a6df2a7b93c232a383a625.exe"C:\Users\Admin\AppData\Local\Temp\1c99460030a6df2a7b93c232a383a625.exe"1⤵
- Loads dropped DLL
- Drops file in System32 directory
- Modifies registry class
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4832
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C:\Windows\Explorer.EXEC:\Windows\Explorer.EXE1⤵PID:3420