Analysis
-
max time kernel
151s -
max time network
117s -
platform
windows10-2004_x64 -
resource
win10v2004-20220901-en -
resource tags
arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system -
submitted
19/10/2022, 14:04
Static task
static1
Behavioral task
behavioral1
Sample
4fc0bcee98a0777abb3c57534d33cbadb0b0f8353b4e3813d1072e6abf547b16.exe
Resource
win7-20220901-en
windows7-x64
8 signatures
150 seconds
Behavioral task
behavioral2
Sample
4fc0bcee98a0777abb3c57534d33cbadb0b0f8353b4e3813d1072e6abf547b16.exe
Resource
win10v2004-20220901-en
windows10-2004-x64
8 signatures
150 seconds
General
-
Target
4fc0bcee98a0777abb3c57534d33cbadb0b0f8353b4e3813d1072e6abf547b16.exe
-
Size
136KB
-
MD5
8219e872c034fe17b9b28034d466aa10
-
SHA1
af253b6b809202ac543a64dfe18d7c93bd218779
-
SHA256
4fc0bcee98a0777abb3c57534d33cbadb0b0f8353b4e3813d1072e6abf547b16
-
SHA512
5f7eb27e32829f03e0379e762bd5f02fc98624528d206ad2d94f0ed644ac5cc948b9177a0022de92a5a6bf26ba7bb7b962c5a8a644d7b8e5165bd171b0fb5a07
-
SSDEEP
3072:Wy7+RRG/J9t538E6tZqAwZh5dKzio3CfNynXp5ucK1FaOaB0W+A:NK9kAwWTSW+A
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-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" 4fc0bcee98a0777abb3c57534d33cbadb0b0f8353b4e3813d1072e6abf547b16.exe Set value (int) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" hoofaw.exe -
Executes dropped EXE 1 IoCs
pid Process 1168 hoofaw.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 4fc0bcee98a0777abb3c57534d33cbadb0b0f8353b4e3813d1072e6abf547b16.exe -
Adds Run key to start application 2 TTPs 29 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\hoofaw = "C:\\Users\\Admin\\hoofaw.exe /d" hoofaw.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\hoofaw = "C:\\Users\\Admin\\hoofaw.exe /f" hoofaw.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\hoofaw = "C:\\Users\\Admin\\hoofaw.exe /n" hoofaw.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\hoofaw = "C:\\Users\\Admin\\hoofaw.exe /b" hoofaw.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\hoofaw = "C:\\Users\\Admin\\hoofaw.exe /e" hoofaw.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\hoofaw = "C:\\Users\\Admin\\hoofaw.exe /a" hoofaw.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\hoofaw = "C:\\Users\\Admin\\hoofaw.exe /k" hoofaw.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\hoofaw = "C:\\Users\\Admin\\hoofaw.exe /m" hoofaw.exe Key created \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Software\Microsoft\Windows\CurrentVersion\Run\ hoofaw.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\hoofaw = "C:\\Users\\Admin\\hoofaw.exe /s" hoofaw.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\hoofaw = "C:\\Users\\Admin\\hoofaw.exe /o" hoofaw.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\hoofaw = "C:\\Users\\Admin\\hoofaw.exe /r" hoofaw.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\hoofaw = "C:\\Users\\Admin\\hoofaw.exe /h" hoofaw.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\hoofaw = "C:\\Users\\Admin\\hoofaw.exe /i" hoofaw.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\hoofaw = "C:\\Users\\Admin\\hoofaw.exe /e" 4fc0bcee98a0777abb3c57534d33cbadb0b0f8353b4e3813d1072e6abf547b16.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\hoofaw = "C:\\Users\\Admin\\hoofaw.exe /g" hoofaw.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\hoofaw = "C:\\Users\\Admin\\hoofaw.exe /z" hoofaw.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\hoofaw = "C:\\Users\\Admin\\hoofaw.exe /u" hoofaw.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\hoofaw = "C:\\Users\\Admin\\hoofaw.exe /c" hoofaw.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\hoofaw = "C:\\Users\\Admin\\hoofaw.exe /v" hoofaw.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\hoofaw = "C:\\Users\\Admin\\hoofaw.exe /l" hoofaw.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\hoofaw = "C:\\Users\\Admin\\hoofaw.exe /y" hoofaw.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\hoofaw = "C:\\Users\\Admin\\hoofaw.exe /t" hoofaw.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\hoofaw = "C:\\Users\\Admin\\hoofaw.exe /x" hoofaw.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\hoofaw = "C:\\Users\\Admin\\hoofaw.exe /q" hoofaw.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\hoofaw = "C:\\Users\\Admin\\hoofaw.exe /p" hoofaw.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\hoofaw = "C:\\Users\\Admin\\hoofaw.exe /w" hoofaw.exe Key created \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Software\Microsoft\Windows\CurrentVersion\Run\ 4fc0bcee98a0777abb3c57534d33cbadb0b0f8353b4e3813d1072e6abf547b16.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\hoofaw = "C:\\Users\\Admin\\hoofaw.exe /j" hoofaw.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 2264 4fc0bcee98a0777abb3c57534d33cbadb0b0f8353b4e3813d1072e6abf547b16.exe 2264 4fc0bcee98a0777abb3c57534d33cbadb0b0f8353b4e3813d1072e6abf547b16.exe 1168 hoofaw.exe 1168 hoofaw.exe 1168 hoofaw.exe 1168 hoofaw.exe 1168 hoofaw.exe 1168 hoofaw.exe 1168 hoofaw.exe 1168 hoofaw.exe 1168 hoofaw.exe 1168 hoofaw.exe 1168 hoofaw.exe 1168 hoofaw.exe 1168 hoofaw.exe 1168 hoofaw.exe 1168 hoofaw.exe 1168 hoofaw.exe 1168 hoofaw.exe 1168 hoofaw.exe 1168 hoofaw.exe 1168 hoofaw.exe 1168 hoofaw.exe 1168 hoofaw.exe 1168 hoofaw.exe 1168 hoofaw.exe 1168 hoofaw.exe 1168 hoofaw.exe 1168 hoofaw.exe 1168 hoofaw.exe 1168 hoofaw.exe 1168 hoofaw.exe 1168 hoofaw.exe 1168 hoofaw.exe 1168 hoofaw.exe 1168 hoofaw.exe 1168 hoofaw.exe 1168 hoofaw.exe 1168 hoofaw.exe 1168 hoofaw.exe 1168 hoofaw.exe 1168 hoofaw.exe 1168 hoofaw.exe 1168 hoofaw.exe 1168 hoofaw.exe 1168 hoofaw.exe 1168 hoofaw.exe 1168 hoofaw.exe 1168 hoofaw.exe 1168 hoofaw.exe 1168 hoofaw.exe 1168 hoofaw.exe 1168 hoofaw.exe 1168 hoofaw.exe 1168 hoofaw.exe 1168 hoofaw.exe 1168 hoofaw.exe 1168 hoofaw.exe 1168 hoofaw.exe 1168 hoofaw.exe 1168 hoofaw.exe 1168 hoofaw.exe 1168 hoofaw.exe 1168 hoofaw.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 2264 4fc0bcee98a0777abb3c57534d33cbadb0b0f8353b4e3813d1072e6abf547b16.exe 1168 hoofaw.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 2264 wrote to memory of 1168 2264 4fc0bcee98a0777abb3c57534d33cbadb0b0f8353b4e3813d1072e6abf547b16.exe 84 PID 2264 wrote to memory of 1168 2264 4fc0bcee98a0777abb3c57534d33cbadb0b0f8353b4e3813d1072e6abf547b16.exe 84 PID 2264 wrote to memory of 1168 2264 4fc0bcee98a0777abb3c57534d33cbadb0b0f8353b4e3813d1072e6abf547b16.exe 84
Processes
-
C:\Users\Admin\AppData\Local\Temp\4fc0bcee98a0777abb3c57534d33cbadb0b0f8353b4e3813d1072e6abf547b16.exe"C:\Users\Admin\AppData\Local\Temp\4fc0bcee98a0777abb3c57534d33cbadb0b0f8353b4e3813d1072e6abf547b16.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:2264 -
C:\Users\Admin\hoofaw.exe"C:\Users\Admin\hoofaw.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:1168
-
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
Loading Replay Monitor...
Downloads
-
Filesize
136KB
MD589bf0b671fda7bdf2d43d502cd2a740d
SHA1b3b11864add2c784750ce8440fe8e46e24aceeec
SHA256ce9b71c1355b55b274a642082d12b8cc7935dfeae318e60a97f46fc15d15d90f
SHA512c077abac41b2d969cb93c2a4a4a852bd0f37d54cf0921255594486bb82177b69cb911e1ca998e12d6765f6e70278697bedb5dbb583c87a4c78db4cfbee73a339
-
Filesize
136KB
MD589bf0b671fda7bdf2d43d502cd2a740d
SHA1b3b11864add2c784750ce8440fe8e46e24aceeec
SHA256ce9b71c1355b55b274a642082d12b8cc7935dfeae318e60a97f46fc15d15d90f
SHA512c077abac41b2d969cb93c2a4a4a852bd0f37d54cf0921255594486bb82177b69cb911e1ca998e12d6765f6e70278697bedb5dbb583c87a4c78db4cfbee73a339