Analysis
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max time kernel
110s -
max time network
150s -
platform
windows10-2004_x64 -
resource
win10v2004-20240508-en -
resource tags
arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system -
submitted
13/05/2024, 10:36
Static task
static1
Behavioral task
behavioral1
Sample
b2f0a599f21caa5a88ae2e2cf08befb0_NeikiAnalytics.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
b2f0a599f21caa5a88ae2e2cf08befb0_NeikiAnalytics.exe
Resource
win10v2004-20240508-en
General
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Target
b2f0a599f21caa5a88ae2e2cf08befb0_NeikiAnalytics.exe
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Size
172KB
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MD5
b2f0a599f21caa5a88ae2e2cf08befb0
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SHA1
57c68365fb370d68b24fb535862c3cf8369bd3b0
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SHA256
8de9c9beb6f09e75660d9bdfe5fde9935ec30c8eef91ff521a71b02bb16efaeb
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SHA512
538e006fb14253eb3b4b01f05b52922368c530b795f8f785bde5a2f6ad2d27f05642e1fe31833362707e114d66ea10addc279dd84df88a052d33104270b15864
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SSDEEP
3072:jUx0J+a0UsTj2XAwqr6HFjuoF+N7bZD16iYIQusGGTkLGFMMalHSXvhSkXWnU2X:jUNa0Usj2Qh69uoF+N7bZD16iYIQusGN
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-1-5-21-4124900551-4068476067-3491212533-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" kiuroi.exe Set value (int) \REGISTRY\USER\S-1-5-21-4124900551-4068476067-3491212533-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" b2f0a599f21caa5a88ae2e2cf08befb0_NeikiAnalytics.exe -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-4124900551-4068476067-3491212533-1000\Control Panel\International\Geo\Nation b2f0a599f21caa5a88ae2e2cf08befb0_NeikiAnalytics.exe -
Executes dropped EXE 1 IoCs
pid Process 5008 kiuroi.exe -
Adds Run key to start application 2 TTPs 27 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-4124900551-4068476067-3491212533-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\kiuroi = "C:\\Users\\Admin\\kiuroi.exe /e" kiuroi.exe Set value (str) \REGISTRY\USER\S-1-5-21-4124900551-4068476067-3491212533-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\kiuroi = "C:\\Users\\Admin\\kiuroi.exe /i" kiuroi.exe Set value (str) \REGISTRY\USER\S-1-5-21-4124900551-4068476067-3491212533-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\kiuroi = "C:\\Users\\Admin\\kiuroi.exe /s" kiuroi.exe Set value (str) \REGISTRY\USER\S-1-5-21-4124900551-4068476067-3491212533-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\kiuroi = "C:\\Users\\Admin\\kiuroi.exe /d" kiuroi.exe Set value (str) \REGISTRY\USER\S-1-5-21-4124900551-4068476067-3491212533-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\kiuroi = "C:\\Users\\Admin\\kiuroi.exe /x" kiuroi.exe Set value (str) \REGISTRY\USER\S-1-5-21-4124900551-4068476067-3491212533-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\kiuroi = "C:\\Users\\Admin\\kiuroi.exe /r" kiuroi.exe Set value (str) \REGISTRY\USER\S-1-5-21-4124900551-4068476067-3491212533-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\kiuroi = "C:\\Users\\Admin\\kiuroi.exe /v" kiuroi.exe Set value (str) \REGISTRY\USER\S-1-5-21-4124900551-4068476067-3491212533-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\kiuroi = "C:\\Users\\Admin\\kiuroi.exe /f" kiuroi.exe Set value (str) \REGISTRY\USER\S-1-5-21-4124900551-4068476067-3491212533-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\kiuroi = "C:\\Users\\Admin\\kiuroi.exe /j" kiuroi.exe Set value (str) \REGISTRY\USER\S-1-5-21-4124900551-4068476067-3491212533-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\kiuroi = "C:\\Users\\Admin\\kiuroi.exe /k" b2f0a599f21caa5a88ae2e2cf08befb0_NeikiAnalytics.exe Set value (str) \REGISTRY\USER\S-1-5-21-4124900551-4068476067-3491212533-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\kiuroi = "C:\\Users\\Admin\\kiuroi.exe /p" kiuroi.exe Set value (str) \REGISTRY\USER\S-1-5-21-4124900551-4068476067-3491212533-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\kiuroi = "C:\\Users\\Admin\\kiuroi.exe /o" kiuroi.exe Set value (str) \REGISTRY\USER\S-1-5-21-4124900551-4068476067-3491212533-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\kiuroi = "C:\\Users\\Admin\\kiuroi.exe /t" kiuroi.exe Set value (str) \REGISTRY\USER\S-1-5-21-4124900551-4068476067-3491212533-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\kiuroi = "C:\\Users\\Admin\\kiuroi.exe /z" kiuroi.exe Set value (str) \REGISTRY\USER\S-1-5-21-4124900551-4068476067-3491212533-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\kiuroi = "C:\\Users\\Admin\\kiuroi.exe /h" kiuroi.exe Set value (str) \REGISTRY\USER\S-1-5-21-4124900551-4068476067-3491212533-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\kiuroi = "C:\\Users\\Admin\\kiuroi.exe /l" kiuroi.exe Set value (str) \REGISTRY\USER\S-1-5-21-4124900551-4068476067-3491212533-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\kiuroi = "C:\\Users\\Admin\\kiuroi.exe /g" kiuroi.exe Set value (str) \REGISTRY\USER\S-1-5-21-4124900551-4068476067-3491212533-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\kiuroi = "C:\\Users\\Admin\\kiuroi.exe /q" kiuroi.exe Set value (str) \REGISTRY\USER\S-1-5-21-4124900551-4068476067-3491212533-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\kiuroi = "C:\\Users\\Admin\\kiuroi.exe /w" kiuroi.exe Set value (str) \REGISTRY\USER\S-1-5-21-4124900551-4068476067-3491212533-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\kiuroi = "C:\\Users\\Admin\\kiuroi.exe /k" kiuroi.exe Set value (str) \REGISTRY\USER\S-1-5-21-4124900551-4068476067-3491212533-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\kiuroi = "C:\\Users\\Admin\\kiuroi.exe /y" kiuroi.exe Set value (str) \REGISTRY\USER\S-1-5-21-4124900551-4068476067-3491212533-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\kiuroi = "C:\\Users\\Admin\\kiuroi.exe /b" kiuroi.exe Set value (str) \REGISTRY\USER\S-1-5-21-4124900551-4068476067-3491212533-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\kiuroi = "C:\\Users\\Admin\\kiuroi.exe /u" kiuroi.exe Set value (str) \REGISTRY\USER\S-1-5-21-4124900551-4068476067-3491212533-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\kiuroi = "C:\\Users\\Admin\\kiuroi.exe /n" kiuroi.exe Set value (str) \REGISTRY\USER\S-1-5-21-4124900551-4068476067-3491212533-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\kiuroi = "C:\\Users\\Admin\\kiuroi.exe /m" kiuroi.exe Set value (str) \REGISTRY\USER\S-1-5-21-4124900551-4068476067-3491212533-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\kiuroi = "C:\\Users\\Admin\\kiuroi.exe /c" kiuroi.exe Set value (str) \REGISTRY\USER\S-1-5-21-4124900551-4068476067-3491212533-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\kiuroi = "C:\\Users\\Admin\\kiuroi.exe /a" kiuroi.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 1808 b2f0a599f21caa5a88ae2e2cf08befb0_NeikiAnalytics.exe 1808 b2f0a599f21caa5a88ae2e2cf08befb0_NeikiAnalytics.exe 5008 kiuroi.exe 5008 kiuroi.exe 5008 kiuroi.exe 5008 kiuroi.exe 5008 kiuroi.exe 5008 kiuroi.exe 5008 kiuroi.exe 5008 kiuroi.exe 5008 kiuroi.exe 5008 kiuroi.exe 5008 kiuroi.exe 5008 kiuroi.exe 5008 kiuroi.exe 5008 kiuroi.exe 5008 kiuroi.exe 5008 kiuroi.exe 5008 kiuroi.exe 5008 kiuroi.exe 5008 kiuroi.exe 5008 kiuroi.exe 5008 kiuroi.exe 5008 kiuroi.exe 5008 kiuroi.exe 5008 kiuroi.exe 5008 kiuroi.exe 5008 kiuroi.exe 5008 kiuroi.exe 5008 kiuroi.exe 5008 kiuroi.exe 5008 kiuroi.exe 5008 kiuroi.exe 5008 kiuroi.exe 5008 kiuroi.exe 5008 kiuroi.exe 5008 kiuroi.exe 5008 kiuroi.exe 5008 kiuroi.exe 5008 kiuroi.exe 5008 kiuroi.exe 5008 kiuroi.exe 5008 kiuroi.exe 5008 kiuroi.exe 5008 kiuroi.exe 5008 kiuroi.exe 5008 kiuroi.exe 5008 kiuroi.exe 5008 kiuroi.exe 5008 kiuroi.exe 5008 kiuroi.exe 5008 kiuroi.exe 5008 kiuroi.exe 5008 kiuroi.exe 5008 kiuroi.exe 5008 kiuroi.exe 5008 kiuroi.exe 5008 kiuroi.exe 5008 kiuroi.exe 5008 kiuroi.exe 5008 kiuroi.exe 5008 kiuroi.exe 5008 kiuroi.exe 5008 kiuroi.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 1808 b2f0a599f21caa5a88ae2e2cf08befb0_NeikiAnalytics.exe 5008 kiuroi.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 1808 wrote to memory of 5008 1808 b2f0a599f21caa5a88ae2e2cf08befb0_NeikiAnalytics.exe 88 PID 1808 wrote to memory of 5008 1808 b2f0a599f21caa5a88ae2e2cf08befb0_NeikiAnalytics.exe 88 PID 1808 wrote to memory of 5008 1808 b2f0a599f21caa5a88ae2e2cf08befb0_NeikiAnalytics.exe 88
Processes
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C:\Users\Admin\AppData\Local\Temp\b2f0a599f21caa5a88ae2e2cf08befb0_NeikiAnalytics.exe"C:\Users\Admin\AppData\Local\Temp\b2f0a599f21caa5a88ae2e2cf08befb0_NeikiAnalytics.exe"1⤵
- Modifies visiblity of hidden/system files in Explorer
- Checks computer location settings
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1808 -
C:\Users\Admin\kiuroi.exe"C:\Users\Admin\kiuroi.exe"2⤵
- Modifies visiblity of hidden/system files in Explorer
- Executes dropped EXE
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
PID:5008
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
172KB
MD50d1caa8586ebb92b7a225a864938a085
SHA113c4df44425cfda0b6b7372d0852f0d881ae332f
SHA2565c9c4a5d41b2e28220cf1b2318138925a13e4473543344b2a073760fdefd093f
SHA512d3b8e9f05d637fc4ef7a4357cc94974e9c2919c845c5a0f4b5c50fd6aeb9e892f7eec732f6e4e2e5e83b68e638d9d1843bada39f82f8bff6494459aa51f4db9d