Analysis
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max time kernel
132s -
max time network
123s -
platform
windows10-2004_x64 -
resource
win10v2004-20220901-en -
resource tags
arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system -
submitted
01/12/2022, 23:00
Static task
static1
Behavioral task
behavioral1
Sample
a2e7d0009ae4d54825eea55fedb9b59859a5bed043e92fdcac453a9701201fcf.exe
Resource
win7-20221111-en
windows7-x64
8 signatures
150 seconds
Behavioral task
behavioral2
Sample
a2e7d0009ae4d54825eea55fedb9b59859a5bed043e92fdcac453a9701201fcf.exe
Resource
win10v2004-20220901-en
windows10-2004-x64
8 signatures
150 seconds
General
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Target
a2e7d0009ae4d54825eea55fedb9b59859a5bed043e92fdcac453a9701201fcf.exe
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Size
140KB
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MD5
b0ada772798b48ad28628bee89980165
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SHA1
61aeadddde710817bf9f4539b425e45a050c499f
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SHA256
a2e7d0009ae4d54825eea55fedb9b59859a5bed043e92fdcac453a9701201fcf
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SHA512
aba0d1391c50515c25c59a5c067d0e79ba0930d6b7accf6e7d8c6e11e8a53b34eed200d05417032f56c9900e2fa112b7a2a35b45078ccd015adfc6a8cba35a40
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SSDEEP
1536:ahhYbgPtIzc5iEV/4B9Nup9uXQYbceZ86rLJeUyUBMXJiCMrYOK:cYLc5iEVQzjfbceZTxlLa8sOK
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" a2e7d0009ae4d54825eea55fedb9b59859a5bed043e92fdcac453a9701201fcf.exe Set value (int) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" taofea.exe -
Executes dropped EXE 1 IoCs
pid Process 2488 taofea.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 a2e7d0009ae4d54825eea55fedb9b59859a5bed043e92fdcac453a9701201fcf.exe -
Adds Run key to start application 2 TTPs 58 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\taofea = "C:\\Users\\Admin\\taofea.exe /t" taofea.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\taofea = "C:\\Users\\Admin\\taofea.exe /e" taofea.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\taofea = "C:\\Users\\Admin\\taofea.exe /l" taofea.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\taofea = "C:\\Users\\Admin\\taofea.exe /y" taofea.exe Key created \REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\ a2e7d0009ae4d54825eea55fedb9b59859a5bed043e92fdcac453a9701201fcf.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\taofea = "C:\\Users\\Admin\\taofea.exe /z" taofea.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\taofea = "C:\\Users\\Admin\\taofea.exe /g" taofea.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\taofea = "C:\\Users\\Admin\\taofea.exe /l" taofea.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\taofea = "C:\\Users\\Admin\\taofea.exe /z" taofea.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\taofea = "C:\\Users\\Admin\\taofea.exe /t" taofea.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\taofea = "C:\\Users\\Admin\\taofea.exe /i" taofea.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\taofea = "C:\\Users\\Admin\\taofea.exe /m" taofea.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\taofea = "C:\\Users\\Admin\\taofea.exe /b" taofea.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\taofea = "C:\\Users\\Admin\\taofea.exe /w" taofea.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\taofea = "C:\\Users\\Admin\\taofea.exe /e" taofea.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\taofea = "C:\\Users\\Admin\\taofea.exe /s" taofea.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\taofea = "C:\\Users\\Admin\\taofea.exe /h" taofea.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\taofea = "C:\\Users\\Admin\\taofea.exe /k" taofea.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\taofea = "C:\\Users\\Admin\\taofea.exe /o" taofea.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\taofea = "C:\\Users\\Admin\\taofea.exe /j" taofea.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\taofea = "C:\\Users\\Admin\\taofea.exe /k" taofea.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\taofea = "C:\\Users\\Admin\\taofea.exe /a" taofea.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\taofea = "C:\\Users\\Admin\\taofea.exe /n" taofea.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\taofea = "C:\\Users\\Admin\\taofea.exe /g" taofea.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\taofea = "C:\\Users\\Admin\\taofea.exe /v" taofea.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\taofea = "C:\\Users\\Admin\\taofea.exe /x" taofea.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\taofea = "C:\\Users\\Admin\\taofea.exe /u" taofea.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\taofea = "C:\\Users\\Admin\\taofea.exe /p" taofea.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\taofea = "C:\\Users\\Admin\\taofea.exe /h" taofea.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\taofea = "C:\\Users\\Admin\\taofea.exe /a" taofea.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\taofea = "C:\\Users\\Admin\\taofea.exe /q" taofea.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\taofea = "C:\\Users\\Admin\\taofea.exe /r" taofea.exe Key created \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Software\Microsoft\Windows\CurrentVersion\Run\ a2e7d0009ae4d54825eea55fedb9b59859a5bed043e92fdcac453a9701201fcf.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\taofea = "C:\\Users\\Admin\\taofea.exe /y" taofea.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\taofea = "C:\\Users\\Admin\\taofea.exe /x" taofea.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\taofea = "C:\\Users\\Admin\\taofea.exe /r" taofea.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\taofea = "C:\\Users\\Admin\\taofea.exe /e" a2e7d0009ae4d54825eea55fedb9b59859a5bed043e92fdcac453a9701201fcf.exe Key created \REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\ taofea.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\taofea = "C:\\Users\\Admin\\taofea.exe /m" taofea.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\taofea = "C:\\Users\\Admin\\taofea.exe /u" taofea.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\taofea = "C:\\Users\\Admin\\taofea.exe /v" taofea.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\taofea = "C:\\Users\\Admin\\taofea.exe /c" taofea.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\taofea = "C:\\Users\\Admin\\taofea.exe /i" taofea.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\taofea = "C:\\Users\\Admin\\taofea.exe /q" taofea.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\taofea = "C:\\Users\\Admin\\taofea.exe /n" taofea.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\taofea = "C:\\Users\\Admin\\taofea.exe /y" a2e7d0009ae4d54825eea55fedb9b59859a5bed043e92fdcac453a9701201fcf.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\taofea = "C:\\Users\\Admin\\taofea.exe /f" taofea.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\taofea = "C:\\Users\\Admin\\taofea.exe /c" taofea.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\taofea = "C:\\Users\\Admin\\taofea.exe /b" taofea.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\taofea = "C:\\Users\\Admin\\taofea.exe /d" taofea.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\taofea = "C:\\Users\\Admin\\taofea.exe /j" taofea.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\taofea = "C:\\Users\\Admin\\taofea.exe /s" taofea.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\taofea = "C:\\Users\\Admin\\taofea.exe /w" taofea.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\taofea = "C:\\Users\\Admin\\taofea.exe /o" taofea.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\taofea = "C:\\Users\\Admin\\taofea.exe /p" taofea.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\taofea = "C:\\Users\\Admin\\taofea.exe /f" taofea.exe Key created \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Software\Microsoft\Windows\CurrentVersion\Run\ taofea.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\taofea = "C:\\Users\\Admin\\taofea.exe /d" taofea.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 1728 a2e7d0009ae4d54825eea55fedb9b59859a5bed043e92fdcac453a9701201fcf.exe 1728 a2e7d0009ae4d54825eea55fedb9b59859a5bed043e92fdcac453a9701201fcf.exe 2488 taofea.exe 2488 taofea.exe 2488 taofea.exe 2488 taofea.exe 2488 taofea.exe 2488 taofea.exe 2488 taofea.exe 2488 taofea.exe 2488 taofea.exe 2488 taofea.exe 2488 taofea.exe 2488 taofea.exe 2488 taofea.exe 2488 taofea.exe 2488 taofea.exe 2488 taofea.exe 2488 taofea.exe 2488 taofea.exe 2488 taofea.exe 2488 taofea.exe 2488 taofea.exe 2488 taofea.exe 2488 taofea.exe 2488 taofea.exe 2488 taofea.exe 2488 taofea.exe 2488 taofea.exe 2488 taofea.exe 2488 taofea.exe 2488 taofea.exe 2488 taofea.exe 2488 taofea.exe 2488 taofea.exe 2488 taofea.exe 2488 taofea.exe 2488 taofea.exe 2488 taofea.exe 2488 taofea.exe 2488 taofea.exe 2488 taofea.exe 2488 taofea.exe 2488 taofea.exe 2488 taofea.exe 2488 taofea.exe 2488 taofea.exe 2488 taofea.exe 2488 taofea.exe 2488 taofea.exe 2488 taofea.exe 2488 taofea.exe 2488 taofea.exe 2488 taofea.exe 2488 taofea.exe 2488 taofea.exe 2488 taofea.exe 2488 taofea.exe 2488 taofea.exe 2488 taofea.exe 2488 taofea.exe 2488 taofea.exe 2488 taofea.exe 2488 taofea.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 1728 a2e7d0009ae4d54825eea55fedb9b59859a5bed043e92fdcac453a9701201fcf.exe 2488 taofea.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 1728 wrote to memory of 2488 1728 a2e7d0009ae4d54825eea55fedb9b59859a5bed043e92fdcac453a9701201fcf.exe 80 PID 1728 wrote to memory of 2488 1728 a2e7d0009ae4d54825eea55fedb9b59859a5bed043e92fdcac453a9701201fcf.exe 80 PID 1728 wrote to memory of 2488 1728 a2e7d0009ae4d54825eea55fedb9b59859a5bed043e92fdcac453a9701201fcf.exe 80
Processes
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C:\Users\Admin\AppData\Local\Temp\a2e7d0009ae4d54825eea55fedb9b59859a5bed043e92fdcac453a9701201fcf.exe"C:\Users\Admin\AppData\Local\Temp\a2e7d0009ae4d54825eea55fedb9b59859a5bed043e92fdcac453a9701201fcf.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:1728 -
C:\Users\Admin\taofea.exe"C:\Users\Admin\taofea.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:2488
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
140KB
MD5f37b37ba58bb6ded2c78b456b86dcc6b
SHA1652383f63efa7a377d233c004077dbb9a7af6218
SHA256a6f0d201ed584d8263e11ba9dabae1c7e338ac077f9f3ecfd3c93bc64888eaa0
SHA512392fba96a98b67a22f9d42720ec71863137a6005a7bdf44293c29ec39be9fa7276db7a0e4ce5287999c5c4eeaf4342ddb1724e0801c6d35db92cc1769f4cac46
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Filesize
140KB
MD5f37b37ba58bb6ded2c78b456b86dcc6b
SHA1652383f63efa7a377d233c004077dbb9a7af6218
SHA256a6f0d201ed584d8263e11ba9dabae1c7e338ac077f9f3ecfd3c93bc64888eaa0
SHA512392fba96a98b67a22f9d42720ec71863137a6005a7bdf44293c29ec39be9fa7276db7a0e4ce5287999c5c4eeaf4342ddb1724e0801c6d35db92cc1769f4cac46