Analysis
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max time kernel
120s -
max time network
113s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
20/09/2024, 06:59
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
91d241ab7ea2dd9bfeaa0f5f00c5dab2e9125c34ebdf6d9e916f1185faba1474N.exe
Resource
win7-20240903-en
windows7-x64
9 signatures
120 seconds
Behavioral task
behavioral2
Sample
91d241ab7ea2dd9bfeaa0f5f00c5dab2e9125c34ebdf6d9e916f1185faba1474N.exe
Resource
win10v2004-20240802-en
windows10-2004-x64
9 signatures
120 seconds
General
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Target
91d241ab7ea2dd9bfeaa0f5f00c5dab2e9125c34ebdf6d9e916f1185faba1474N.exe
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Size
127KB
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MD5
8bc3e577f58b1c3c1749427fb2a13d40
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SHA1
bc7cad2ea21188e7b9537558d9b23ddd918d935e
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SHA256
91d241ab7ea2dd9bfeaa0f5f00c5dab2e9125c34ebdf6d9e916f1185faba1474
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SHA512
eee86a9bcace2c108e7d654e8d1e0a0bb0008302b4b719e77f88a6ce0fe2694764eb86c0036670aae9c09cb83d0638514cb0d20f3c3a5d0fb0b6569b9b933b97
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SSDEEP
1536:dYEz4wRKbRuBxLDtVdHa27J14lWxporZ45igpNeGE:6Ez4wRykLt6gJ1uPt45VC
Score
10/10
Malware Config
Signatures
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Modifies visiblity of hidden/system files in Explorer 2 TTPs 2 IoCs
description ioc Process Set value (int) \REGISTRY\USER\S-1-5-21-3533259084-2542256011-65585152-1000\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" naeraf.exe Set value (int) \REGISTRY\USER\S-1-5-21-3533259084-2542256011-65585152-1000\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" 91d241ab7ea2dd9bfeaa0f5f00c5dab2e9125c34ebdf6d9e916f1185faba1474N.exe -
Executes dropped EXE 1 IoCs
pid Process 2128 naeraf.exe -
Loads dropped DLL 2 IoCs
pid Process 2500 91d241ab7ea2dd9bfeaa0f5f00c5dab2e9125c34ebdf6d9e916f1185faba1474N.exe 2500 91d241ab7ea2dd9bfeaa0f5f00c5dab2e9125c34ebdf6d9e916f1185faba1474N.exe -
Adds Run key to start application 2 TTPs 52 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-3533259084-2542256011-65585152-1000\Software\Microsoft\Windows\CurrentVersion\Run\naeraf = "C:\\Users\\Admin\\naeraf.exe /g" naeraf.exe Set value (str) \REGISTRY\USER\S-1-5-21-3533259084-2542256011-65585152-1000\Software\Microsoft\Windows\CurrentVersion\Run\naeraf = "C:\\Users\\Admin\\naeraf.exe /d" naeraf.exe Set value (str) \REGISTRY\USER\S-1-5-21-3533259084-2542256011-65585152-1000\Software\Microsoft\Windows\CurrentVersion\Run\naeraf = "C:\\Users\\Admin\\naeraf.exe /M" naeraf.exe Set value (str) \REGISTRY\USER\S-1-5-21-3533259084-2542256011-65585152-1000\Software\Microsoft\Windows\CurrentVersion\Run\naeraf = "C:\\Users\\Admin\\naeraf.exe /D" naeraf.exe Set value (str) \REGISTRY\USER\S-1-5-21-3533259084-2542256011-65585152-1000\Software\Microsoft\Windows\CurrentVersion\Run\naeraf = "C:\\Users\\Admin\\naeraf.exe /u" naeraf.exe Set value (str) \REGISTRY\USER\S-1-5-21-3533259084-2542256011-65585152-1000\Software\Microsoft\Windows\CurrentVersion\Run\naeraf = "C:\\Users\\Admin\\naeraf.exe /r" naeraf.exe Set value (str) \REGISTRY\USER\S-1-5-21-3533259084-2542256011-65585152-1000\Software\Microsoft\Windows\CurrentVersion\Run\naeraf = "C:\\Users\\Admin\\naeraf.exe /k" naeraf.exe Set value (str) \REGISTRY\USER\S-1-5-21-3533259084-2542256011-65585152-1000\Software\Microsoft\Windows\CurrentVersion\Run\naeraf = "C:\\Users\\Admin\\naeraf.exe /n" naeraf.exe Set value (str) \REGISTRY\USER\S-1-5-21-3533259084-2542256011-65585152-1000\Software\Microsoft\Windows\CurrentVersion\Run\naeraf = "C:\\Users\\Admin\\naeraf.exe /c" naeraf.exe Set value (str) \REGISTRY\USER\S-1-5-21-3533259084-2542256011-65585152-1000\Software\Microsoft\Windows\CurrentVersion\Run\naeraf = "C:\\Users\\Admin\\naeraf.exe /s" naeraf.exe Set value (str) \REGISTRY\USER\S-1-5-21-3533259084-2542256011-65585152-1000\Software\Microsoft\Windows\CurrentVersion\Run\naeraf = "C:\\Users\\Admin\\naeraf.exe /t" naeraf.exe Set value (str) \REGISTRY\USER\S-1-5-21-3533259084-2542256011-65585152-1000\Software\Microsoft\Windows\CurrentVersion\Run\naeraf = "C:\\Users\\Admin\\naeraf.exe /S" naeraf.exe Set value (str) \REGISTRY\USER\S-1-5-21-3533259084-2542256011-65585152-1000\Software\Microsoft\Windows\CurrentVersion\Run\naeraf = "C:\\Users\\Admin\\naeraf.exe /m" naeraf.exe Set value (str) \REGISTRY\USER\S-1-5-21-3533259084-2542256011-65585152-1000\Software\Microsoft\Windows\CurrentVersion\Run\naeraf = "C:\\Users\\Admin\\naeraf.exe /X" naeraf.exe Set value (str) \REGISTRY\USER\S-1-5-21-3533259084-2542256011-65585152-1000\Software\Microsoft\Windows\CurrentVersion\Run\naeraf = "C:\\Users\\Admin\\naeraf.exe /Q" naeraf.exe Set value (str) \REGISTRY\USER\S-1-5-21-3533259084-2542256011-65585152-1000\Software\Microsoft\Windows\CurrentVersion\Run\naeraf = "C:\\Users\\Admin\\naeraf.exe /Q" 91d241ab7ea2dd9bfeaa0f5f00c5dab2e9125c34ebdf6d9e916f1185faba1474N.exe Set value (str) \REGISTRY\USER\S-1-5-21-3533259084-2542256011-65585152-1000\Software\Microsoft\Windows\CurrentVersion\Run\naeraf = "C:\\Users\\Admin\\naeraf.exe /N" naeraf.exe Set value (str) \REGISTRY\USER\S-1-5-21-3533259084-2542256011-65585152-1000\Software\Microsoft\Windows\CurrentVersion\Run\naeraf = "C:\\Users\\Admin\\naeraf.exe /x" naeraf.exe Set value (str) \REGISTRY\USER\S-1-5-21-3533259084-2542256011-65585152-1000\Software\Microsoft\Windows\CurrentVersion\Run\naeraf = "C:\\Users\\Admin\\naeraf.exe /C" naeraf.exe Set value (str) \REGISTRY\USER\S-1-5-21-3533259084-2542256011-65585152-1000\Software\Microsoft\Windows\CurrentVersion\Run\naeraf = "C:\\Users\\Admin\\naeraf.exe /y" naeraf.exe Set value (str) \REGISTRY\USER\S-1-5-21-3533259084-2542256011-65585152-1000\Software\Microsoft\Windows\CurrentVersion\Run\naeraf = "C:\\Users\\Admin\\naeraf.exe /q" naeraf.exe Set value (str) \REGISTRY\USER\S-1-5-21-3533259084-2542256011-65585152-1000\Software\Microsoft\Windows\CurrentVersion\Run\naeraf = "C:\\Users\\Admin\\naeraf.exe /P" naeraf.exe Set value (str) \REGISTRY\USER\S-1-5-21-3533259084-2542256011-65585152-1000\Software\Microsoft\Windows\CurrentVersion\Run\naeraf = "C:\\Users\\Admin\\naeraf.exe /b" naeraf.exe Set value (str) \REGISTRY\USER\S-1-5-21-3533259084-2542256011-65585152-1000\Software\Microsoft\Windows\CurrentVersion\Run\naeraf = "C:\\Users\\Admin\\naeraf.exe /V" naeraf.exe Set value (str) \REGISTRY\USER\S-1-5-21-3533259084-2542256011-65585152-1000\Software\Microsoft\Windows\CurrentVersion\Run\naeraf = "C:\\Users\\Admin\\naeraf.exe /K" naeraf.exe Set value (str) \REGISTRY\USER\S-1-5-21-3533259084-2542256011-65585152-1000\Software\Microsoft\Windows\CurrentVersion\Run\naeraf = "C:\\Users\\Admin\\naeraf.exe /A" naeraf.exe Set value (str) \REGISTRY\USER\S-1-5-21-3533259084-2542256011-65585152-1000\Software\Microsoft\Windows\CurrentVersion\Run\naeraf = "C:\\Users\\Admin\\naeraf.exe /j" naeraf.exe Set value (str) \REGISTRY\USER\S-1-5-21-3533259084-2542256011-65585152-1000\Software\Microsoft\Windows\CurrentVersion\Run\naeraf = "C:\\Users\\Admin\\naeraf.exe /o" naeraf.exe Set value (str) \REGISTRY\USER\S-1-5-21-3533259084-2542256011-65585152-1000\Software\Microsoft\Windows\CurrentVersion\Run\naeraf = "C:\\Users\\Admin\\naeraf.exe /h" naeraf.exe Set value (str) \REGISTRY\USER\S-1-5-21-3533259084-2542256011-65585152-1000\Software\Microsoft\Windows\CurrentVersion\Run\naeraf = "C:\\Users\\Admin\\naeraf.exe /L" naeraf.exe Set value (str) \REGISTRY\USER\S-1-5-21-3533259084-2542256011-65585152-1000\Software\Microsoft\Windows\CurrentVersion\Run\naeraf = "C:\\Users\\Admin\\naeraf.exe /v" naeraf.exe Set value (str) \REGISTRY\USER\S-1-5-21-3533259084-2542256011-65585152-1000\Software\Microsoft\Windows\CurrentVersion\Run\naeraf = "C:\\Users\\Admin\\naeraf.exe /w" naeraf.exe Set value (str) \REGISTRY\USER\S-1-5-21-3533259084-2542256011-65585152-1000\Software\Microsoft\Windows\CurrentVersion\Run\naeraf = "C:\\Users\\Admin\\naeraf.exe /z" naeraf.exe Set value (str) \REGISTRY\USER\S-1-5-21-3533259084-2542256011-65585152-1000\Software\Microsoft\Windows\CurrentVersion\Run\naeraf = "C:\\Users\\Admin\\naeraf.exe /T" naeraf.exe Set value (str) \REGISTRY\USER\S-1-5-21-3533259084-2542256011-65585152-1000\Software\Microsoft\Windows\CurrentVersion\Run\naeraf = "C:\\Users\\Admin\\naeraf.exe /e" naeraf.exe Set value (str) \REGISTRY\USER\S-1-5-21-3533259084-2542256011-65585152-1000\Software\Microsoft\Windows\CurrentVersion\Run\naeraf = "C:\\Users\\Admin\\naeraf.exe /p" naeraf.exe Set value (str) \REGISTRY\USER\S-1-5-21-3533259084-2542256011-65585152-1000\Software\Microsoft\Windows\CurrentVersion\Run\naeraf = "C:\\Users\\Admin\\naeraf.exe /i" naeraf.exe Set value (str) \REGISTRY\USER\S-1-5-21-3533259084-2542256011-65585152-1000\Software\Microsoft\Windows\CurrentVersion\Run\naeraf = "C:\\Users\\Admin\\naeraf.exe /I" naeraf.exe Set value (str) \REGISTRY\USER\S-1-5-21-3533259084-2542256011-65585152-1000\Software\Microsoft\Windows\CurrentVersion\Run\naeraf = "C:\\Users\\Admin\\naeraf.exe /J" naeraf.exe Set value (str) \REGISTRY\USER\S-1-5-21-3533259084-2542256011-65585152-1000\Software\Microsoft\Windows\CurrentVersion\Run\naeraf = "C:\\Users\\Admin\\naeraf.exe /f" naeraf.exe Set value (str) \REGISTRY\USER\S-1-5-21-3533259084-2542256011-65585152-1000\Software\Microsoft\Windows\CurrentVersion\Run\naeraf = "C:\\Users\\Admin\\naeraf.exe /Z" naeraf.exe Set value (str) \REGISTRY\USER\S-1-5-21-3533259084-2542256011-65585152-1000\Software\Microsoft\Windows\CurrentVersion\Run\naeraf = "C:\\Users\\Admin\\naeraf.exe /U" naeraf.exe Set value (str) \REGISTRY\USER\S-1-5-21-3533259084-2542256011-65585152-1000\Software\Microsoft\Windows\CurrentVersion\Run\naeraf = "C:\\Users\\Admin\\naeraf.exe /l" naeraf.exe Set value (str) \REGISTRY\USER\S-1-5-21-3533259084-2542256011-65585152-1000\Software\Microsoft\Windows\CurrentVersion\Run\naeraf = "C:\\Users\\Admin\\naeraf.exe /Y" naeraf.exe Set value (str) \REGISTRY\USER\S-1-5-21-3533259084-2542256011-65585152-1000\Software\Microsoft\Windows\CurrentVersion\Run\naeraf = "C:\\Users\\Admin\\naeraf.exe /G" naeraf.exe Set value (str) \REGISTRY\USER\S-1-5-21-3533259084-2542256011-65585152-1000\Software\Microsoft\Windows\CurrentVersion\Run\naeraf = "C:\\Users\\Admin\\naeraf.exe /O" naeraf.exe Set value (str) \REGISTRY\USER\S-1-5-21-3533259084-2542256011-65585152-1000\Software\Microsoft\Windows\CurrentVersion\Run\naeraf = "C:\\Users\\Admin\\naeraf.exe /E" naeraf.exe Set value (str) \REGISTRY\USER\S-1-5-21-3533259084-2542256011-65585152-1000\Software\Microsoft\Windows\CurrentVersion\Run\naeraf = "C:\\Users\\Admin\\naeraf.exe /R" naeraf.exe Set value (str) \REGISTRY\USER\S-1-5-21-3533259084-2542256011-65585152-1000\Software\Microsoft\Windows\CurrentVersion\Run\naeraf = "C:\\Users\\Admin\\naeraf.exe /H" naeraf.exe Set value (str) \REGISTRY\USER\S-1-5-21-3533259084-2542256011-65585152-1000\Software\Microsoft\Windows\CurrentVersion\Run\naeraf = "C:\\Users\\Admin\\naeraf.exe /F" naeraf.exe Set value (str) \REGISTRY\USER\S-1-5-21-3533259084-2542256011-65585152-1000\Software\Microsoft\Windows\CurrentVersion\Run\naeraf = "C:\\Users\\Admin\\naeraf.exe /B" naeraf.exe Set value (str) \REGISTRY\USER\S-1-5-21-3533259084-2542256011-65585152-1000\Software\Microsoft\Windows\CurrentVersion\Run\naeraf = "C:\\Users\\Admin\\naeraf.exe /a" naeraf.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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System Location Discovery: System Language Discovery 1 TTPs 2 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 91d241ab7ea2dd9bfeaa0f5f00c5dab2e9125c34ebdf6d9e916f1185faba1474N.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language naeraf.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 2500 91d241ab7ea2dd9bfeaa0f5f00c5dab2e9125c34ebdf6d9e916f1185faba1474N.exe 2128 naeraf.exe 2128 naeraf.exe 2128 naeraf.exe 2128 naeraf.exe 2128 naeraf.exe 2128 naeraf.exe 2128 naeraf.exe 2128 naeraf.exe 2128 naeraf.exe 2128 naeraf.exe 2128 naeraf.exe 2128 naeraf.exe 2128 naeraf.exe 2128 naeraf.exe 2128 naeraf.exe 2128 naeraf.exe 2128 naeraf.exe 2128 naeraf.exe 2128 naeraf.exe 2128 naeraf.exe 2128 naeraf.exe 2128 naeraf.exe 2128 naeraf.exe 2128 naeraf.exe 2128 naeraf.exe 2128 naeraf.exe 2128 naeraf.exe 2128 naeraf.exe 2128 naeraf.exe 2128 naeraf.exe 2128 naeraf.exe 2128 naeraf.exe 2128 naeraf.exe 2128 naeraf.exe 2128 naeraf.exe 2128 naeraf.exe 2128 naeraf.exe 2128 naeraf.exe 2128 naeraf.exe 2128 naeraf.exe 2128 naeraf.exe 2128 naeraf.exe 2128 naeraf.exe 2128 naeraf.exe 2128 naeraf.exe 2128 naeraf.exe 2128 naeraf.exe 2128 naeraf.exe 2128 naeraf.exe 2128 naeraf.exe 2128 naeraf.exe 2128 naeraf.exe 2128 naeraf.exe 2128 naeraf.exe 2128 naeraf.exe 2128 naeraf.exe 2128 naeraf.exe 2128 naeraf.exe 2128 naeraf.exe 2128 naeraf.exe 2128 naeraf.exe 2128 naeraf.exe 2128 naeraf.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 2500 91d241ab7ea2dd9bfeaa0f5f00c5dab2e9125c34ebdf6d9e916f1185faba1474N.exe 2128 naeraf.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 2500 wrote to memory of 2128 2500 91d241ab7ea2dd9bfeaa0f5f00c5dab2e9125c34ebdf6d9e916f1185faba1474N.exe 30 PID 2500 wrote to memory of 2128 2500 91d241ab7ea2dd9bfeaa0f5f00c5dab2e9125c34ebdf6d9e916f1185faba1474N.exe 30 PID 2500 wrote to memory of 2128 2500 91d241ab7ea2dd9bfeaa0f5f00c5dab2e9125c34ebdf6d9e916f1185faba1474N.exe 30 PID 2500 wrote to memory of 2128 2500 91d241ab7ea2dd9bfeaa0f5f00c5dab2e9125c34ebdf6d9e916f1185faba1474N.exe 30
Processes
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C:\Users\Admin\AppData\Local\Temp\91d241ab7ea2dd9bfeaa0f5f00c5dab2e9125c34ebdf6d9e916f1185faba1474N.exe"C:\Users\Admin\AppData\Local\Temp\91d241ab7ea2dd9bfeaa0f5f00c5dab2e9125c34ebdf6d9e916f1185faba1474N.exe"1⤵
- Modifies visiblity of hidden/system files in Explorer
- Loads dropped DLL
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2500 -
C:\Users\Admin\naeraf.exe"C:\Users\Admin\naeraf.exe"2⤵
- Modifies visiblity of hidden/system files in Explorer
- Executes dropped EXE
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
PID:2128
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Network
MITRE ATT&CK Enterprise v15
Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Defense Evasion
Hide Artifacts
1Hidden Files and Directories
1Modify Registry
2Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
127KB
MD5f7c0c185cea55121a0f8dda01290432c
SHA1e247fc39c215a060f50463b363ded873d4ca18b9
SHA25673ef9c1f68160c9b7b4b114c01eaff2f715f1eb1189d9f437dd7f617dd30a88b
SHA512eb98898a287f03a3e6040ab6c8de3cc882915b3092cd31e9075a2cb074d77bdf5f71e62e1ea6681bfa547cfdaf645c2c8bd007b7b36488643fc2cd09e3852a04