Analysis
-
max time kernel
184s -
max time network
187s -
platform
windows10-2004_x64 -
resource
win10v2004-20220812-en -
resource tags
arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system -
submitted
05/12/2022, 10:14
Static task
static1
Behavioral task
behavioral1
Sample
ca1823c16ffdbae903cdf4f3852df93323d3c66fab940dfbba3a98cad63a6356.exe
Resource
win7-20220812-en
windows7-x64
8 signatures
150 seconds
Behavioral task
behavioral2
Sample
ca1823c16ffdbae903cdf4f3852df93323d3c66fab940dfbba3a98cad63a6356.exe
Resource
win10v2004-20220812-en
windows10-2004-x64
8 signatures
150 seconds
General
-
Target
ca1823c16ffdbae903cdf4f3852df93323d3c66fab940dfbba3a98cad63a6356.exe
-
Size
168KB
-
MD5
61499f9f9ddc545d14a49bbc863aff3b
-
SHA1
e35a8a169cce6dee50a8752e63c2b7e972fd160e
-
SHA256
ca1823c16ffdbae903cdf4f3852df93323d3c66fab940dfbba3a98cad63a6356
-
SHA512
bf77961ada93c0d03c59ca773b28c4389c412e866c96747e1f90ed04215eb9ef2024826f8aa1b2ff828fdac1d8d1e6df7398d2ac5499a478dae6de69c8136eb8
-
SSDEEP
3072:8KhhFfeKiGLOlx6ktpl/umGZPvX8T0wAt7fFREQC2mMK:8KhDznOlx6kt/q5zwAtUvh
Score
10/10
Malware Config
Signatures
-
Modifies visiblity of hidden/system files in Explorer 2 TTPs 2 IoCs
description ioc Process Set value (int) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" ca1823c16ffdbae903cdf4f3852df93323d3c66fab940dfbba3a98cad63a6356.exe Set value (int) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" puoixe.exe -
Executes dropped EXE 1 IoCs
pid Process 4780 puoixe.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-1-5-21-2629973501-4017243118-3254762364-1000\Control Panel\International\Geo\Nation ca1823c16ffdbae903cdf4f3852df93323d3c66fab940dfbba3a98cad63a6356.exe -
Adds Run key to start application 2 TTPs 29 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\puoixe = "C:\\Users\\Admin\\puoixe.exe /y" puoixe.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\puoixe = "C:\\Users\\Admin\\puoixe.exe /f" puoixe.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\puoixe = "C:\\Users\\Admin\\puoixe.exe /r" ca1823c16ffdbae903cdf4f3852df93323d3c66fab940dfbba3a98cad63a6356.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\puoixe = "C:\\Users\\Admin\\puoixe.exe /g" puoixe.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\puoixe = "C:\\Users\\Admin\\puoixe.exe /n" puoixe.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\puoixe = "C:\\Users\\Admin\\puoixe.exe /d" puoixe.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\puoixe = "C:\\Users\\Admin\\puoixe.exe /k" puoixe.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\puoixe = "C:\\Users\\Admin\\puoixe.exe /o" puoixe.exe Key created \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\Software\Microsoft\Windows\CurrentVersion\Run\ ca1823c16ffdbae903cdf4f3852df93323d3c66fab940dfbba3a98cad63a6356.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\puoixe = "C:\\Users\\Admin\\puoixe.exe /r" puoixe.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\puoixe = "C:\\Users\\Admin\\puoixe.exe /j" puoixe.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\puoixe = "C:\\Users\\Admin\\puoixe.exe /z" puoixe.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\puoixe = "C:\\Users\\Admin\\puoixe.exe /q" puoixe.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\puoixe = "C:\\Users\\Admin\\puoixe.exe /h" puoixe.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\puoixe = "C:\\Users\\Admin\\puoixe.exe /u" puoixe.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\puoixe = "C:\\Users\\Admin\\puoixe.exe /c" puoixe.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\puoixe = "C:\\Users\\Admin\\puoixe.exe /b" puoixe.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\puoixe = "C:\\Users\\Admin\\puoixe.exe /l" puoixe.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\puoixe = "C:\\Users\\Admin\\puoixe.exe /s" puoixe.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\puoixe = "C:\\Users\\Admin\\puoixe.exe /a" puoixe.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\puoixe = "C:\\Users\\Admin\\puoixe.exe /m" puoixe.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\puoixe = "C:\\Users\\Admin\\puoixe.exe /v" puoixe.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\puoixe = "C:\\Users\\Admin\\puoixe.exe /i" puoixe.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\puoixe = "C:\\Users\\Admin\\puoixe.exe /p" puoixe.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\puoixe = "C:\\Users\\Admin\\puoixe.exe /t" puoixe.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\puoixe = "C:\\Users\\Admin\\puoixe.exe /w" puoixe.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\puoixe = "C:\\Users\\Admin\\puoixe.exe /e" puoixe.exe Key created \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\Software\Microsoft\Windows\CurrentVersion\Run\ puoixe.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\puoixe = "C:\\Users\\Admin\\puoixe.exe /x" puoixe.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
-
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 1952 ca1823c16ffdbae903cdf4f3852df93323d3c66fab940dfbba3a98cad63a6356.exe 1952 ca1823c16ffdbae903cdf4f3852df93323d3c66fab940dfbba3a98cad63a6356.exe 4780 puoixe.exe 4780 puoixe.exe 4780 puoixe.exe 4780 puoixe.exe 4780 puoixe.exe 4780 puoixe.exe 4780 puoixe.exe 4780 puoixe.exe 4780 puoixe.exe 4780 puoixe.exe 4780 puoixe.exe 4780 puoixe.exe 4780 puoixe.exe 4780 puoixe.exe 4780 puoixe.exe 4780 puoixe.exe 4780 puoixe.exe 4780 puoixe.exe 4780 puoixe.exe 4780 puoixe.exe 4780 puoixe.exe 4780 puoixe.exe 4780 puoixe.exe 4780 puoixe.exe 4780 puoixe.exe 4780 puoixe.exe 4780 puoixe.exe 4780 puoixe.exe 4780 puoixe.exe 4780 puoixe.exe 4780 puoixe.exe 4780 puoixe.exe 4780 puoixe.exe 4780 puoixe.exe 4780 puoixe.exe 4780 puoixe.exe 4780 puoixe.exe 4780 puoixe.exe 4780 puoixe.exe 4780 puoixe.exe 4780 puoixe.exe 4780 puoixe.exe 4780 puoixe.exe 4780 puoixe.exe 4780 puoixe.exe 4780 puoixe.exe 4780 puoixe.exe 4780 puoixe.exe 4780 puoixe.exe 4780 puoixe.exe 4780 puoixe.exe 4780 puoixe.exe 4780 puoixe.exe 4780 puoixe.exe 4780 puoixe.exe 4780 puoixe.exe 4780 puoixe.exe 4780 puoixe.exe 4780 puoixe.exe 4780 puoixe.exe 4780 puoixe.exe 4780 puoixe.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 1952 ca1823c16ffdbae903cdf4f3852df93323d3c66fab940dfbba3a98cad63a6356.exe 4780 puoixe.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 1952 wrote to memory of 4780 1952 ca1823c16ffdbae903cdf4f3852df93323d3c66fab940dfbba3a98cad63a6356.exe 80 PID 1952 wrote to memory of 4780 1952 ca1823c16ffdbae903cdf4f3852df93323d3c66fab940dfbba3a98cad63a6356.exe 80 PID 1952 wrote to memory of 4780 1952 ca1823c16ffdbae903cdf4f3852df93323d3c66fab940dfbba3a98cad63a6356.exe 80
Processes
-
C:\Users\Admin\AppData\Local\Temp\ca1823c16ffdbae903cdf4f3852df93323d3c66fab940dfbba3a98cad63a6356.exe"C:\Users\Admin\AppData\Local\Temp\ca1823c16ffdbae903cdf4f3852df93323d3c66fab940dfbba3a98cad63a6356.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:1952 -
C:\Users\Admin\puoixe.exe"C:\Users\Admin\puoixe.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:4780
-
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
Loading Replay Monitor...
Downloads
-
Filesize
168KB
MD5bb1af0a72e9fc5ad1cd5cf54fb38b338
SHA1176267bb5e6838032a6956b6cfee360ae4b40930
SHA256eaba82a50f4f24130cfc59801e36b2380e9255a993fdc2b40e3a200bb709ed7c
SHA512c7f57fe14559d9790de73cefc7581a81a15bbcfd13c7e44e92aa8b3aa1fb3a033574e35668367f8102f8d63c30d65f3dba9e2ab748ab75e3909092f90434d38e
-
Filesize
168KB
MD5bb1af0a72e9fc5ad1cd5cf54fb38b338
SHA1176267bb5e6838032a6956b6cfee360ae4b40930
SHA256eaba82a50f4f24130cfc59801e36b2380e9255a993fdc2b40e3a200bb709ed7c
SHA512c7f57fe14559d9790de73cefc7581a81a15bbcfd13c7e44e92aa8b3aa1fb3a033574e35668367f8102f8d63c30d65f3dba9e2ab748ab75e3909092f90434d38e