Analysis
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max time kernel
133s -
max time network
132s -
platform
windows7_x64 -
resource
win7v20201028 -
submitted
04-03-2021 15:00
Static task
static1
Behavioral task
behavioral1
Sample
a6375022953679ad82fc634b471c5b9b7911b47453e8d155469f24ee20db89dc.bin.exe
Resource
win7v20201028
Behavioral task
behavioral2
Sample
a6375022953679ad82fc634b471c5b9b7911b47453e8d155469f24ee20db89dc.bin.exe
Resource
win10v20201028
General
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Target
a6375022953679ad82fc634b471c5b9b7911b47453e8d155469f24ee20db89dc.bin.exe
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Size
90KB
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MD5
387fd80a5602adc3dd4b2d0197a289de
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SHA1
b903356e121f997a49759b306533a7ee8880b13b
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SHA256
a6375022953679ad82fc634b471c5b9b7911b47453e8d155469f24ee20db89dc
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SHA512
3d8d5f437df25d23dbba75c4be7d252bdda32e84c1c55eee10877d38a178aed5beae6dbb56c1f0aa7ba9a94c020dc0705584bdc13bfe61d0af4de9cc76afa23e
Malware Config
Extracted
diamondfox
http://dong7707.at/spt/gate.php
YxgnVQE8PlVLcflLlW4ai9xmX2DERyF4
Signatures
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DiamondFox
DiamondFox is a multipurpose botnet with many capabilities.
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DiamondFox payload 3 IoCs
Detects DiamondFox payload in file/memory.
resource yara_rule behavioral1/files/0x0004000000012fe2-31.dat diamondfox behavioral1/files/0x0004000000012fe2-34.dat diamondfox behavioral1/files/0x0004000000012fe2-32.dat diamondfox -
Executes dropped EXE 1 IoCs
pid Process 672 spoolsv.exe -
Loads dropped DLL 2 IoCs
pid Process 2032 powershell.exe 2032 powershell.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 2032 powershell.exe 2032 powershell.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 2032 powershell.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 1724 a6375022953679ad82fc634b471c5b9b7911b47453e8d155469f24ee20db89dc.bin.exe 672 spoolsv.exe -
Suspicious use of WriteProcessMemory 8 IoCs
description pid Process procid_target PID 1724 wrote to memory of 2032 1724 a6375022953679ad82fc634b471c5b9b7911b47453e8d155469f24ee20db89dc.bin.exe 29 PID 1724 wrote to memory of 2032 1724 a6375022953679ad82fc634b471c5b9b7911b47453e8d155469f24ee20db89dc.bin.exe 29 PID 1724 wrote to memory of 2032 1724 a6375022953679ad82fc634b471c5b9b7911b47453e8d155469f24ee20db89dc.bin.exe 29 PID 1724 wrote to memory of 2032 1724 a6375022953679ad82fc634b471c5b9b7911b47453e8d155469f24ee20db89dc.bin.exe 29 PID 2032 wrote to memory of 672 2032 powershell.exe 31 PID 2032 wrote to memory of 672 2032 powershell.exe 31 PID 2032 wrote to memory of 672 2032 powershell.exe 31 PID 2032 wrote to memory of 672 2032 powershell.exe 31
Processes
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C:\Users\Admin\AppData\Local\Temp\a6375022953679ad82fc634b471c5b9b7911b47453e8d155469f24ee20db89dc.bin.exe"C:\Users\Admin\AppData\Local\Temp\a6375022953679ad82fc634b471c5b9b7911b47453e8d155469f24ee20db89dc.bin.exe"1⤵
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1724 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell Copy-Item -Path 'C:\Users\Admin\AppData\Local\Temp\a6375022953679ad82fc634b471c5b9b7911b47453e8d155469f24ee20db89dc.bin.exe' -Destination 'C:\Users\Admin\AppData\Local\svlspoo\spoolsv.exe';Start-Sleep -s 60;Start-Process 'C:\Users\Admin\AppData\Local\svlspoo\spoolsv.exe'2⤵
- Loads dropped DLL
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2032 -
C:\Users\Admin\AppData\Local\svlspoo\spoolsv.exe"C:\Users\Admin\AppData\Local\svlspoo\spoolsv.exe"3⤵
- Executes dropped EXE
- Suspicious use of SetWindowsHookEx
PID:672
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