Analysis
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max time kernel
153s -
max time network
158s -
platform
windows10-2004_x64 -
resource
win10v2004-20220901-en -
resource tags
arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system -
submitted
29/11/2022, 14:38
Static task
static1
Behavioral task
behavioral1
Sample
612201904d692407315c35cac15ae334b6a61c437f56a0ad61157d2f10fbe5ca.exe
Resource
win7-20220901-en
windows7-x64
8 signatures
150 seconds
Behavioral task
behavioral2
Sample
612201904d692407315c35cac15ae334b6a61c437f56a0ad61157d2f10fbe5ca.exe
Resource
win10v2004-20220901-en
windows10-2004-x64
8 signatures
150 seconds
General
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Target
612201904d692407315c35cac15ae334b6a61c437f56a0ad61157d2f10fbe5ca.exe
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Size
156KB
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MD5
5c5a4c45f2b92691e742fdbdd165277e
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SHA1
f3bd8acaff2ec777ed5aeedf5a6eddf5e2c40dc5
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SHA256
612201904d692407315c35cac15ae334b6a61c437f56a0ad61157d2f10fbe5ca
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SHA512
9ca1a7cc22d62167a7320bf5dcbfc3eebf42097fe6417d20d4d8f77ee0aaafd4e073f3c6f41762b418f2c7b4072c57fa6c7da3b46fbdfe62ca01ad0deaf835c0
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SSDEEP
1536:IAkum+uYlFBU8gRDGHPOGMmUbaxGAka+t/K9rCGaV9mw7Jqx8M+dzAbOQgRVd:K+uYlja4UbaxqkCGaVD7JqfKAbfod
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-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" 612201904d692407315c35cac15ae334b6a61c437f56a0ad61157d2f10fbe5ca.exe Set value (int) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" putak.exe -
Executes dropped EXE 1 IoCs
pid Process 1096 putak.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-1-5-21-929662420-1054238289-2961194603-1000\Control Panel\International\Geo\Nation 612201904d692407315c35cac15ae334b6a61c437f56a0ad61157d2f10fbe5ca.exe -
Adds Run key to start application 2 TTPs 53 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\putak = "C:\\Users\\Admin\\putak.exe /N" putak.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\putak = "C:\\Users\\Admin\\putak.exe /a" putak.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\putak = "C:\\Users\\Admin\\putak.exe /k" putak.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\putak = "C:\\Users\\Admin\\putak.exe /M" putak.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\putak = "C:\\Users\\Admin\\putak.exe /I" 612201904d692407315c35cac15ae334b6a61c437f56a0ad61157d2f10fbe5ca.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\putak = "C:\\Users\\Admin\\putak.exe /E" putak.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\putak = "C:\\Users\\Admin\\putak.exe /b" putak.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\putak = "C:\\Users\\Admin\\putak.exe /J" putak.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\putak = "C:\\Users\\Admin\\putak.exe /H" putak.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\putak = "C:\\Users\\Admin\\putak.exe /v" putak.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\putak = "C:\\Users\\Admin\\putak.exe /s" putak.exe Key created \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Software\Microsoft\Windows\CurrentVersion\Run\ 612201904d692407315c35cac15ae334b6a61c437f56a0ad61157d2f10fbe5ca.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\putak = "C:\\Users\\Admin\\putak.exe /S" putak.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\putak = "C:\\Users\\Admin\\putak.exe /x" putak.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\putak = "C:\\Users\\Admin\\putak.exe /B" putak.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\putak = "C:\\Users\\Admin\\putak.exe /Q" putak.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\putak = "C:\\Users\\Admin\\putak.exe /m" putak.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\putak = "C:\\Users\\Admin\\putak.exe /y" putak.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\putak = "C:\\Users\\Admin\\putak.exe /Y" putak.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\putak = "C:\\Users\\Admin\\putak.exe /V" putak.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\putak = "C:\\Users\\Admin\\putak.exe /C" putak.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\putak = "C:\\Users\\Admin\\putak.exe /D" putak.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\putak = "C:\\Users\\Admin\\putak.exe /K" putak.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\putak = "C:\\Users\\Admin\\putak.exe /h" putak.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\putak = "C:\\Users\\Admin\\putak.exe /j" putak.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\putak = "C:\\Users\\Admin\\putak.exe /f" putak.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\putak = "C:\\Users\\Admin\\putak.exe /W" putak.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\putak = "C:\\Users\\Admin\\putak.exe /t" putak.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\putak = "C:\\Users\\Admin\\putak.exe /i" putak.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\putak = "C:\\Users\\Admin\\putak.exe /A" putak.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\putak = "C:\\Users\\Admin\\putak.exe /u" putak.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\putak = "C:\\Users\\Admin\\putak.exe /d" putak.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\putak = "C:\\Users\\Admin\\putak.exe /e" putak.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\putak = "C:\\Users\\Admin\\putak.exe /X" putak.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\putak = "C:\\Users\\Admin\\putak.exe /L" putak.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\putak = "C:\\Users\\Admin\\putak.exe /c" putak.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\putak = "C:\\Users\\Admin\\putak.exe /w" putak.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\putak = "C:\\Users\\Admin\\putak.exe /l" putak.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\putak = "C:\\Users\\Admin\\putak.exe /O" putak.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\putak = "C:\\Users\\Admin\\putak.exe /R" putak.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\putak = "C:\\Users\\Admin\\putak.exe /g" putak.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\putak = "C:\\Users\\Admin\\putak.exe /r" putak.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\putak = "C:\\Users\\Admin\\putak.exe /F" putak.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\putak = "C:\\Users\\Admin\\putak.exe /n" putak.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\putak = "C:\\Users\\Admin\\putak.exe /T" putak.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\putak = "C:\\Users\\Admin\\putak.exe /G" putak.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\putak = "C:\\Users\\Admin\\putak.exe /P" putak.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\putak = "C:\\Users\\Admin\\putak.exe /U" putak.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\putak = "C:\\Users\\Admin\\putak.exe /Z" putak.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\putak = "C:\\Users\\Admin\\putak.exe /p" putak.exe Key created \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Software\Microsoft\Windows\CurrentVersion\Run\ putak.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\putak = "C:\\Users\\Admin\\putak.exe /q" putak.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\putak = "C:\\Users\\Admin\\putak.exe /o" putak.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 64 IoCs
pid Process 848 612201904d692407315c35cac15ae334b6a61c437f56a0ad61157d2f10fbe5ca.exe 848 612201904d692407315c35cac15ae334b6a61c437f56a0ad61157d2f10fbe5ca.exe 1096 putak.exe 1096 putak.exe 1096 putak.exe 1096 putak.exe 1096 putak.exe 1096 putak.exe 1096 putak.exe 1096 putak.exe 1096 putak.exe 1096 putak.exe 1096 putak.exe 1096 putak.exe 1096 putak.exe 1096 putak.exe 1096 putak.exe 1096 putak.exe 1096 putak.exe 1096 putak.exe 1096 putak.exe 1096 putak.exe 1096 putak.exe 1096 putak.exe 1096 putak.exe 1096 putak.exe 1096 putak.exe 1096 putak.exe 1096 putak.exe 1096 putak.exe 1096 putak.exe 1096 putak.exe 1096 putak.exe 1096 putak.exe 1096 putak.exe 1096 putak.exe 1096 putak.exe 1096 putak.exe 1096 putak.exe 1096 putak.exe 1096 putak.exe 1096 putak.exe 1096 putak.exe 1096 putak.exe 1096 putak.exe 1096 putak.exe 1096 putak.exe 1096 putak.exe 1096 putak.exe 1096 putak.exe 1096 putak.exe 1096 putak.exe 1096 putak.exe 1096 putak.exe 1096 putak.exe 1096 putak.exe 1096 putak.exe 1096 putak.exe 1096 putak.exe 1096 putak.exe 1096 putak.exe 1096 putak.exe 1096 putak.exe 1096 putak.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 848 612201904d692407315c35cac15ae334b6a61c437f56a0ad61157d2f10fbe5ca.exe 1096 putak.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 848 wrote to memory of 1096 848 612201904d692407315c35cac15ae334b6a61c437f56a0ad61157d2f10fbe5ca.exe 82 PID 848 wrote to memory of 1096 848 612201904d692407315c35cac15ae334b6a61c437f56a0ad61157d2f10fbe5ca.exe 82 PID 848 wrote to memory of 1096 848 612201904d692407315c35cac15ae334b6a61c437f56a0ad61157d2f10fbe5ca.exe 82
Processes
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C:\Users\Admin\AppData\Local\Temp\612201904d692407315c35cac15ae334b6a61c437f56a0ad61157d2f10fbe5ca.exe"C:\Users\Admin\AppData\Local\Temp\612201904d692407315c35cac15ae334b6a61c437f56a0ad61157d2f10fbe5ca.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:848 -
C:\Users\Admin\putak.exe"C:\Users\Admin\putak.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:1096
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
156KB
MD57288b4f90c793c4239b65721b39c9f36
SHA186edcf469320c04032be3fc8d8524ba797afa6e3
SHA256144324edeedbd9832d323110c500cae2958cc0696dbfb6a1b0aae68b223be39f
SHA5121388faa8cb4d3f99bc1c511d5adcfe97873444363c686a5780e6e77947ebae0872c9f0b582aed5f9cf7a9b6b44fbd62ddbe6dd4a95f814e2171d3b4c541e282f
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Filesize
156KB
MD57288b4f90c793c4239b65721b39c9f36
SHA186edcf469320c04032be3fc8d8524ba797afa6e3
SHA256144324edeedbd9832d323110c500cae2958cc0696dbfb6a1b0aae68b223be39f
SHA5121388faa8cb4d3f99bc1c511d5adcfe97873444363c686a5780e6e77947ebae0872c9f0b582aed5f9cf7a9b6b44fbd62ddbe6dd4a95f814e2171d3b4c541e282f