Analysis
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max time kernel
193s -
max time network
208s -
platform
windows10-2004_x64 -
resource
win10v2004-20221111-en -
resource tags
arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system -
submitted
23-11-2022 14:36
Static task
static1
Behavioral task
behavioral1
Sample
369a8c5a2bffd1d3848938273fc351ab1a88331552645618bedacac03e970519.exe
Resource
win7-20220812-en
Behavioral task
behavioral2
Sample
369a8c5a2bffd1d3848938273fc351ab1a88331552645618bedacac03e970519.exe
Resource
win10v2004-20221111-en
General
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Target
369a8c5a2bffd1d3848938273fc351ab1a88331552645618bedacac03e970519.exe
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Size
151KB
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MD5
69a1dd16666a42c835cdbfffa0651be1
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SHA1
cc9e30724e91e189e8b918ff2288becc80902814
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SHA256
369a8c5a2bffd1d3848938273fc351ab1a88331552645618bedacac03e970519
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SHA512
d806a47077a8c942229628536aae87b65d3743d6ecf010e2bff7fd65240aa5f78de027ee70baf70d8ac6a21ef00328d31c11e50f1f79940bd7aeda41a6d53830
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SSDEEP
3072:Ana/rQXQb8A4yV5sH/l3c4PdiFHsS+PZB/:F/r/8A4o5sxPdKsS+j
Malware Config
Signatures
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Modifies WinLogon for persistence 2 TTPs 1 IoCs
Processes:
369a8c5a2bffd1d3848938273fc351ab1a88331552645618bedacac03e970519.exedescription ioc process Set value (str) \REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\Shell = "explorer.exe,C:\\RECYCLER\\S-1-5-21-0243556031-888888379-781862338-819034\\ajj21vx.exe" 369a8c5a2bffd1d3848938273fc351ab1a88331552645618bedacac03e970519.exe -
Adds Run key to start application 2 TTPs 2 IoCs
Processes:
369a8c5a2bffd1d3848938273fc351ab1a88331552645618bedacac03e970519.exedescription ioc process Set value (str) \REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\abmcjj4 = "C:\\RECYCLER\\S-1-5-21-0243556031-888888379-781862338-819034\\ajj21vx.exe" 369a8c5a2bffd1d3848938273fc351ab1a88331552645618bedacac03e970519.exe Key created \REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\Software\Microsoft\Windows\CurrentVersion\Run 369a8c5a2bffd1d3848938273fc351ab1a88331552645618bedacac03e970519.exe -
Drops desktop.ini file(s) 1 IoCs
Processes:
369a8c5a2bffd1d3848938273fc351ab1a88331552645618bedacac03e970519.exedescription ioc process File created C:\RECYCLER\S-1-5-21-0243556031-888888379-781862338-819034\Desktop.ini 369a8c5a2bffd1d3848938273fc351ab1a88331552645618bedacac03e970519.exe -
Modifies WinLogon 2 TTPs 1 IoCs
Processes:
369a8c5a2bffd1d3848938273fc351ab1a88331552645618bedacac03e970519.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\Taskman = "C:\\RECYCLER\\S-1-5-21-0243556031-888888379-781862338-819034\\ajj21vx.exe" 369a8c5a2bffd1d3848938273fc351ab1a88331552645618bedacac03e970519.exe -
Suspicious use of SetThreadContext 1 IoCs
Processes:
369a8c5a2bffd1d3848938273fc351ab1a88331552645618bedacac03e970519.exedescription pid process target process PID 1152 set thread context of 260 1152 369a8c5a2bffd1d3848938273fc351ab1a88331552645618bedacac03e970519.exe 369a8c5a2bffd1d3848938273fc351ab1a88331552645618bedacac03e970519.exe -
Suspicious behavior: EnumeratesProcesses 6 IoCs
Processes:
369a8c5a2bffd1d3848938273fc351ab1a88331552645618bedacac03e970519.exe369a8c5a2bffd1d3848938273fc351ab1a88331552645618bedacac03e970519.exepid process 1152 369a8c5a2bffd1d3848938273fc351ab1a88331552645618bedacac03e970519.exe 1152 369a8c5a2bffd1d3848938273fc351ab1a88331552645618bedacac03e970519.exe 1152 369a8c5a2bffd1d3848938273fc351ab1a88331552645618bedacac03e970519.exe 1152 369a8c5a2bffd1d3848938273fc351ab1a88331552645618bedacac03e970519.exe 260 369a8c5a2bffd1d3848938273fc351ab1a88331552645618bedacac03e970519.exe 260 369a8c5a2bffd1d3848938273fc351ab1a88331552645618bedacac03e970519.exe -
Suspicious use of WriteProcessMemory 11 IoCs
Processes:
369a8c5a2bffd1d3848938273fc351ab1a88331552645618bedacac03e970519.exe369a8c5a2bffd1d3848938273fc351ab1a88331552645618bedacac03e970519.exedescription pid process target process PID 1152 wrote to memory of 260 1152 369a8c5a2bffd1d3848938273fc351ab1a88331552645618bedacac03e970519.exe 369a8c5a2bffd1d3848938273fc351ab1a88331552645618bedacac03e970519.exe PID 1152 wrote to memory of 260 1152 369a8c5a2bffd1d3848938273fc351ab1a88331552645618bedacac03e970519.exe 369a8c5a2bffd1d3848938273fc351ab1a88331552645618bedacac03e970519.exe PID 1152 wrote to memory of 260 1152 369a8c5a2bffd1d3848938273fc351ab1a88331552645618bedacac03e970519.exe 369a8c5a2bffd1d3848938273fc351ab1a88331552645618bedacac03e970519.exe PID 1152 wrote to memory of 260 1152 369a8c5a2bffd1d3848938273fc351ab1a88331552645618bedacac03e970519.exe 369a8c5a2bffd1d3848938273fc351ab1a88331552645618bedacac03e970519.exe PID 1152 wrote to memory of 260 1152 369a8c5a2bffd1d3848938273fc351ab1a88331552645618bedacac03e970519.exe 369a8c5a2bffd1d3848938273fc351ab1a88331552645618bedacac03e970519.exe PID 1152 wrote to memory of 260 1152 369a8c5a2bffd1d3848938273fc351ab1a88331552645618bedacac03e970519.exe 369a8c5a2bffd1d3848938273fc351ab1a88331552645618bedacac03e970519.exe PID 1152 wrote to memory of 260 1152 369a8c5a2bffd1d3848938273fc351ab1a88331552645618bedacac03e970519.exe 369a8c5a2bffd1d3848938273fc351ab1a88331552645618bedacac03e970519.exe PID 1152 wrote to memory of 260 1152 369a8c5a2bffd1d3848938273fc351ab1a88331552645618bedacac03e970519.exe 369a8c5a2bffd1d3848938273fc351ab1a88331552645618bedacac03e970519.exe PID 260 wrote to memory of 2732 260 369a8c5a2bffd1d3848938273fc351ab1a88331552645618bedacac03e970519.exe Explorer.EXE PID 260 wrote to memory of 2732 260 369a8c5a2bffd1d3848938273fc351ab1a88331552645618bedacac03e970519.exe Explorer.EXE PID 260 wrote to memory of 2732 260 369a8c5a2bffd1d3848938273fc351ab1a88331552645618bedacac03e970519.exe Explorer.EXE
Processes
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C:\Windows\Explorer.EXEC:\Windows\Explorer.EXE1⤵
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C:\Users\Admin\AppData\Local\Temp\369a8c5a2bffd1d3848938273fc351ab1a88331552645618bedacac03e970519.exe"C:\Users\Admin\AppData\Local\Temp\369a8c5a2bffd1d3848938273fc351ab1a88331552645618bedacac03e970519.exe"2⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\369a8c5a2bffd1d3848938273fc351ab1a88331552645618bedacac03e970519.exe"C:\Users\Admin\AppData\Local\Temp\369a8c5a2bffd1d3848938273fc351ab1a88331552645618bedacac03e970519.exe"3⤵
- Modifies WinLogon for persistence
- Adds Run key to start application
- Drops desktop.ini file(s)
- Modifies WinLogon
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
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Downloads
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memory/260-133-0x0000000000000000-mapping.dmp
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memory/260-134-0x0000000000400000-0x0000000000405000-memory.dmpFilesize
20KB
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memory/260-136-0x0000000000400000-0x0000000000405000-memory.dmpFilesize
20KB
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memory/1152-132-0x0000000000580000-0x0000000000583000-memory.dmpFilesize
12KB