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Analysis
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max time kernel
154s -
max time network
156s -
platform
windows10-2004_x64 -
resource
win10v2004-20220812-en -
resource tags
arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system -
submitted
07/11/2022, 02:49
Behavioral task
behavioral1
Sample
2e4c2cc02c8072fd09caab54d81fa46f5392957a8332f71c0a1c19055dd1f7e6.exe
Resource
win7-20220812-en
windows7-x64
17 signatures
150 seconds
Behavioral task
behavioral2
Sample
2e4c2cc02c8072fd09caab54d81fa46f5392957a8332f71c0a1c19055dd1f7e6.exe
Resource
win10v2004-20220812-en
windows10-2004-x64
12 signatures
150 seconds
General
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Target
2e4c2cc02c8072fd09caab54d81fa46f5392957a8332f71c0a1c19055dd1f7e6.exe
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Size
246KB
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MD5
0fc92e2fab6f2a6fd8167349807604d1
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SHA1
faeaef226ef472099089656c92f832963d74a809
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SHA256
2e4c2cc02c8072fd09caab54d81fa46f5392957a8332f71c0a1c19055dd1f7e6
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SHA512
ba68f0312385667d7243aad77809f36f427951ffa3c7f3ffe3396ec806c782ef218c1eb6a5f35ee146e26e36c1a810f0eda0045a16417d5edb4578069b3fe054
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SSDEEP
6144:AuMJWY+qaHEQCcYfSBYJbQCjRcqESEgm6Anhc1kG6EmRzx:A+YcUc6SBLLTSEgBAnhc1kGsx
Score
10/10
Malware Config
Signatures
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Modifies WinLogon for persistence 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\Shell = "Explorer.exe NOTEPAD1.exe" 2e4c2cc02c8072fd09caab54d81fa46f5392957a8332f71c0a1c19055dd1f7e6.exe -
Disables RegEdit via registry modification 1 IoCs
description ioc Process Set value (int) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\DisableRegistryTools = "1" 2e4c2cc02c8072fd09caab54d81fa46f5392957a8332f71c0a1c19055dd1f7e6.exe -
Disables Task Manager via registry modification
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resource yara_rule behavioral2/memory/788-132-0x0000000000400000-0x00000000004A5000-memory.dmp upx behavioral2/memory/788-137-0x0000000000400000-0x00000000004A5000-memory.dmp upx -
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Key created \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\Software\Microsoft\Windows\CurrentVersion\Run 2e4c2cc02c8072fd09caab54d81fa46f5392957a8332f71c0a1c19055dd1f7e6.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Yahoo Messengger = "C:\\Windows\\system32\\NOTEPAD1.exe" 2e4c2cc02c8072fd09caab54d81fa46f5392957a8332f71c0a1c19055dd1f7e6.exe -
Enumerates connected drives 3 TTPs 24 IoCs
Attempts to read the root path of hard drives other than the default C: drive.
description ioc Process File opened (read-only) \??\f: 2e4c2cc02c8072fd09caab54d81fa46f5392957a8332f71c0a1c19055dd1f7e6.exe File opened (read-only) \??\g: 2e4c2cc02c8072fd09caab54d81fa46f5392957a8332f71c0a1c19055dd1f7e6.exe File opened (read-only) \??\i: 2e4c2cc02c8072fd09caab54d81fa46f5392957a8332f71c0a1c19055dd1f7e6.exe File opened (read-only) \??\m: 2e4c2cc02c8072fd09caab54d81fa46f5392957a8332f71c0a1c19055dd1f7e6.exe File opened (read-only) \??\o: 2e4c2cc02c8072fd09caab54d81fa46f5392957a8332f71c0a1c19055dd1f7e6.exe File opened (read-only) \??\p: 2e4c2cc02c8072fd09caab54d81fa46f5392957a8332f71c0a1c19055dd1f7e6.exe File opened (read-only) \??\z: 2e4c2cc02c8072fd09caab54d81fa46f5392957a8332f71c0a1c19055dd1f7e6.exe File opened (read-only) \??\k: 2e4c2cc02c8072fd09caab54d81fa46f5392957a8332f71c0a1c19055dd1f7e6.exe File opened (read-only) \??\l: 2e4c2cc02c8072fd09caab54d81fa46f5392957a8332f71c0a1c19055dd1f7e6.exe File opened (read-only) \??\t: 2e4c2cc02c8072fd09caab54d81fa46f5392957a8332f71c0a1c19055dd1f7e6.exe File opened (read-only) \??\w: 2e4c2cc02c8072fd09caab54d81fa46f5392957a8332f71c0a1c19055dd1f7e6.exe File opened (read-only) \??\v: 2e4c2cc02c8072fd09caab54d81fa46f5392957a8332f71c0a1c19055dd1f7e6.exe File opened (read-only) \??\a: 2e4c2cc02c8072fd09caab54d81fa46f5392957a8332f71c0a1c19055dd1f7e6.exe File opened (read-only) \??\b: 2e4c2cc02c8072fd09caab54d81fa46f5392957a8332f71c0a1c19055dd1f7e6.exe File opened (read-only) \??\e: 2e4c2cc02c8072fd09caab54d81fa46f5392957a8332f71c0a1c19055dd1f7e6.exe File opened (read-only) \??\j: 2e4c2cc02c8072fd09caab54d81fa46f5392957a8332f71c0a1c19055dd1f7e6.exe File opened (read-only) \??\n: 2e4c2cc02c8072fd09caab54d81fa46f5392957a8332f71c0a1c19055dd1f7e6.exe File opened (read-only) \??\s: 2e4c2cc02c8072fd09caab54d81fa46f5392957a8332f71c0a1c19055dd1f7e6.exe File opened (read-only) \??\u: 2e4c2cc02c8072fd09caab54d81fa46f5392957a8332f71c0a1c19055dd1f7e6.exe File opened (read-only) \??\x: 2e4c2cc02c8072fd09caab54d81fa46f5392957a8332f71c0a1c19055dd1f7e6.exe File opened (read-only) \??\h: 2e4c2cc02c8072fd09caab54d81fa46f5392957a8332f71c0a1c19055dd1f7e6.exe File opened (read-only) \??\q: 2e4c2cc02c8072fd09caab54d81fa46f5392957a8332f71c0a1c19055dd1f7e6.exe File opened (read-only) \??\r: 2e4c2cc02c8072fd09caab54d81fa46f5392957a8332f71c0a1c19055dd1f7e6.exe File opened (read-only) \??\y: 2e4c2cc02c8072fd09caab54d81fa46f5392957a8332f71c0a1c19055dd1f7e6.exe -
AutoIT Executable 1 IoCs
AutoIT scripts compiled to PE executables.
resource yara_rule behavioral2/memory/788-137-0x0000000000400000-0x00000000004A5000-memory.dmp autoit_exe -
Drops file in System32 directory 5 IoCs
description ioc Process File created C:\Windows\SysWOW64\NOTEPAD1.exe 2e4c2cc02c8072fd09caab54d81fa46f5392957a8332f71c0a1c19055dd1f7e6.exe File opened for modification C:\Windows\SysWOW64\NOTEPAD1.exe 2e4c2cc02c8072fd09caab54d81fa46f5392957a8332f71c0a1c19055dd1f7e6.exe File created C:\Windows\SysWOW64\WORD.exe 2e4c2cc02c8072fd09caab54d81fa46f5392957a8332f71c0a1c19055dd1f7e6.exe File opened for modification C:\Windows\SysWOW64\WORD.exe 2e4c2cc02c8072fd09caab54d81fa46f5392957a8332f71c0a1c19055dd1f7e6.exe File opened for modification C:\Windows\SysWOW64\autorun.ini 2e4c2cc02c8072fd09caab54d81fa46f5392957a8332f71c0a1c19055dd1f7e6.exe -
Drops file in Windows directory 2 IoCs
description ioc Process File created C:\Windows\NOTEPAD1.exe 2e4c2cc02c8072fd09caab54d81fa46f5392957a8332f71c0a1c19055dd1f7e6.exe File opened for modification C:\Windows\NOTEPAD1.exe 2e4c2cc02c8072fd09caab54d81fa46f5392957a8332f71c0a1c19055dd1f7e6.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
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Suspicious behavior: EnumeratesProcesses 26 IoCs
pid Process 788 2e4c2cc02c8072fd09caab54d81fa46f5392957a8332f71c0a1c19055dd1f7e6.exe 788 2e4c2cc02c8072fd09caab54d81fa46f5392957a8332f71c0a1c19055dd1f7e6.exe 788 2e4c2cc02c8072fd09caab54d81fa46f5392957a8332f71c0a1c19055dd1f7e6.exe 788 2e4c2cc02c8072fd09caab54d81fa46f5392957a8332f71c0a1c19055dd1f7e6.exe 788 2e4c2cc02c8072fd09caab54d81fa46f5392957a8332f71c0a1c19055dd1f7e6.exe 788 2e4c2cc02c8072fd09caab54d81fa46f5392957a8332f71c0a1c19055dd1f7e6.exe 788 2e4c2cc02c8072fd09caab54d81fa46f5392957a8332f71c0a1c19055dd1f7e6.exe 788 2e4c2cc02c8072fd09caab54d81fa46f5392957a8332f71c0a1c19055dd1f7e6.exe 788 2e4c2cc02c8072fd09caab54d81fa46f5392957a8332f71c0a1c19055dd1f7e6.exe 788 2e4c2cc02c8072fd09caab54d81fa46f5392957a8332f71c0a1c19055dd1f7e6.exe 788 2e4c2cc02c8072fd09caab54d81fa46f5392957a8332f71c0a1c19055dd1f7e6.exe 788 2e4c2cc02c8072fd09caab54d81fa46f5392957a8332f71c0a1c19055dd1f7e6.exe 788 2e4c2cc02c8072fd09caab54d81fa46f5392957a8332f71c0a1c19055dd1f7e6.exe 788 2e4c2cc02c8072fd09caab54d81fa46f5392957a8332f71c0a1c19055dd1f7e6.exe 788 2e4c2cc02c8072fd09caab54d81fa46f5392957a8332f71c0a1c19055dd1f7e6.exe 788 2e4c2cc02c8072fd09caab54d81fa46f5392957a8332f71c0a1c19055dd1f7e6.exe 788 2e4c2cc02c8072fd09caab54d81fa46f5392957a8332f71c0a1c19055dd1f7e6.exe 788 2e4c2cc02c8072fd09caab54d81fa46f5392957a8332f71c0a1c19055dd1f7e6.exe 788 2e4c2cc02c8072fd09caab54d81fa46f5392957a8332f71c0a1c19055dd1f7e6.exe 788 2e4c2cc02c8072fd09caab54d81fa46f5392957a8332f71c0a1c19055dd1f7e6.exe 788 2e4c2cc02c8072fd09caab54d81fa46f5392957a8332f71c0a1c19055dd1f7e6.exe 788 2e4c2cc02c8072fd09caab54d81fa46f5392957a8332f71c0a1c19055dd1f7e6.exe 788 2e4c2cc02c8072fd09caab54d81fa46f5392957a8332f71c0a1c19055dd1f7e6.exe 788 2e4c2cc02c8072fd09caab54d81fa46f5392957a8332f71c0a1c19055dd1f7e6.exe 788 2e4c2cc02c8072fd09caab54d81fa46f5392957a8332f71c0a1c19055dd1f7e6.exe 788 2e4c2cc02c8072fd09caab54d81fa46f5392957a8332f71c0a1c19055dd1f7e6.exe -
Suspicious use of WriteProcessMemory 12 IoCs
description pid Process procid_target PID 788 wrote to memory of 4628 788 2e4c2cc02c8072fd09caab54d81fa46f5392957a8332f71c0a1c19055dd1f7e6.exe 80 PID 788 wrote to memory of 4628 788 2e4c2cc02c8072fd09caab54d81fa46f5392957a8332f71c0a1c19055dd1f7e6.exe 80 PID 788 wrote to memory of 4628 788 2e4c2cc02c8072fd09caab54d81fa46f5392957a8332f71c0a1c19055dd1f7e6.exe 80 PID 4628 wrote to memory of 2820 4628 cmd.exe 82 PID 4628 wrote to memory of 2820 4628 cmd.exe 82 PID 4628 wrote to memory of 2820 4628 cmd.exe 82 PID 788 wrote to memory of 5008 788 2e4c2cc02c8072fd09caab54d81fa46f5392957a8332f71c0a1c19055dd1f7e6.exe 83 PID 788 wrote to memory of 5008 788 2e4c2cc02c8072fd09caab54d81fa46f5392957a8332f71c0a1c19055dd1f7e6.exe 83 PID 788 wrote to memory of 5008 788 2e4c2cc02c8072fd09caab54d81fa46f5392957a8332f71c0a1c19055dd1f7e6.exe 83 PID 5008 wrote to memory of 4968 5008 cmd.exe 85 PID 5008 wrote to memory of 4968 5008 cmd.exe 85 PID 5008 wrote to memory of 4968 5008 cmd.exe 85
Processes
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C:\Users\Admin\AppData\Local\Temp\2e4c2cc02c8072fd09caab54d81fa46f5392957a8332f71c0a1c19055dd1f7e6.exe"C:\Users\Admin\AppData\Local\Temp\2e4c2cc02c8072fd09caab54d81fa46f5392957a8332f71c0a1c19055dd1f7e6.exe"1⤵
- Modifies WinLogon for persistence
- Disables RegEdit via registry modification
- Adds Run key to start application
- Enumerates connected drives
- Drops file in System32 directory
- Drops file in Windows directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:788 -
C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /C AT /delete /yes2⤵
- Suspicious use of WriteProcessMemory
PID:4628 -
C:\Windows\SysWOW64\at.exeAT /delete /yes3⤵PID:2820
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C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /C AT 09:00 /interactive /EVERY:m,t,w,th,f,s,su C:\Windows\system32\WORD.exe2⤵
- Suspicious use of WriteProcessMemory
PID:5008 -
C:\Windows\SysWOW64\at.exeAT 09:00 /interactive /EVERY:m,t,w,th,f,s,su C:\Windows\system32\WORD.exe3⤵PID:4968
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