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Analysis
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max time kernel
152s -
max time network
154s -
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, 23:06
Static task
static1
Behavioral task
behavioral1
Sample
7201fb50d152036ef53327e1a7863885e541e222760c57e18e97a3f580a82c63.exe
Resource
win7-20221111-en
windows7-x64
8 signatures
150 seconds
Behavioral task
behavioral2
Sample
7201fb50d152036ef53327e1a7863885e541e222760c57e18e97a3f580a82c63.exe
Resource
win10v2004-20220812-en
windows10-2004-x64
8 signatures
150 seconds
General
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Target
7201fb50d152036ef53327e1a7863885e541e222760c57e18e97a3f580a82c63.exe
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Size
224KB
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MD5
6749a4e31b26076b923621b6e9360a3f
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SHA1
dd49a354a6217b383e07c62dc9206edd489091ec
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SHA256
7201fb50d152036ef53327e1a7863885e541e222760c57e18e97a3f580a82c63
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SHA512
c1962eb1eefa8864dfab8a671bab1ce8ae6ed87905aea98bfab4fc40200b46a94b0ea52fd0766094ae4ebf179675326a4066caf65ab2f420358a8966d1646dc4
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SSDEEP
3072:jro4sUW1bU4SmOLCxokVqH91IrnXHTmchf8Yr7Br2C9fDcB/yX/4UVQpF+:jr9PhmOLm/4H91MnXHTmchfI/yX/4kD
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-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" foayen.exe Set value (int) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" 7201fb50d152036ef53327e1a7863885e541e222760c57e18e97a3f580a82c63.exe -
Executes dropped EXE 1 IoCs
pid Process 5080 foayen.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-1-5-21-2891029575-1462575-1165213807-1000\Control Panel\International\Geo\Nation 7201fb50d152036ef53327e1a7863885e541e222760c57e18e97a3f580a82c63.exe -
Adds Run key to start application 2 TTPs 29 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\foayen = "C:\\Users\\Admin\\foayen.exe /s" foayen.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\foayen = "C:\\Users\\Admin\\foayen.exe /f" foayen.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\foayen = "C:\\Users\\Admin\\foayen.exe /i" foayen.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\foayen = "C:\\Users\\Admin\\foayen.exe /z" foayen.exe Key created \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\Software\Microsoft\Windows\CurrentVersion\Run\ 7201fb50d152036ef53327e1a7863885e541e222760c57e18e97a3f580a82c63.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\foayen = "C:\\Users\\Admin\\foayen.exe /h" foayen.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\foayen = "C:\\Users\\Admin\\foayen.exe /r" foayen.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\foayen = "C:\\Users\\Admin\\foayen.exe /u" 7201fb50d152036ef53327e1a7863885e541e222760c57e18e97a3f580a82c63.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\foayen = "C:\\Users\\Admin\\foayen.exe /e" foayen.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\foayen = "C:\\Users\\Admin\\foayen.exe /k" foayen.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\foayen = "C:\\Users\\Admin\\foayen.exe /q" foayen.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\foayen = "C:\\Users\\Admin\\foayen.exe /j" foayen.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\foayen = "C:\\Users\\Admin\\foayen.exe /o" foayen.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\foayen = "C:\\Users\\Admin\\foayen.exe /l" foayen.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\foayen = "C:\\Users\\Admin\\foayen.exe /w" foayen.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\foayen = "C:\\Users\\Admin\\foayen.exe /u" foayen.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\foayen = "C:\\Users\\Admin\\foayen.exe /m" foayen.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\foayen = "C:\\Users\\Admin\\foayen.exe /x" foayen.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\foayen = "C:\\Users\\Admin\\foayen.exe /p" foayen.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\foayen = "C:\\Users\\Admin\\foayen.exe /t" foayen.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\foayen = "C:\\Users\\Admin\\foayen.exe /a" foayen.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\foayen = "C:\\Users\\Admin\\foayen.exe /b" foayen.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\foayen = "C:\\Users\\Admin\\foayen.exe /n" foayen.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\foayen = "C:\\Users\\Admin\\foayen.exe /c" foayen.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\foayen = "C:\\Users\\Admin\\foayen.exe /g" foayen.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\foayen = "C:\\Users\\Admin\\foayen.exe /y" foayen.exe Key created \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\Software\Microsoft\Windows\CurrentVersion\Run\ foayen.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\foayen = "C:\\Users\\Admin\\foayen.exe /v" foayen.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\foayen = "C:\\Users\\Admin\\foayen.exe /d" foayen.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 428 7201fb50d152036ef53327e1a7863885e541e222760c57e18e97a3f580a82c63.exe 428 7201fb50d152036ef53327e1a7863885e541e222760c57e18e97a3f580a82c63.exe 5080 foayen.exe 5080 foayen.exe 5080 foayen.exe 5080 foayen.exe 5080 foayen.exe 5080 foayen.exe 5080 foayen.exe 5080 foayen.exe 5080 foayen.exe 5080 foayen.exe 5080 foayen.exe 5080 foayen.exe 5080 foayen.exe 5080 foayen.exe 5080 foayen.exe 5080 foayen.exe 5080 foayen.exe 5080 foayen.exe 5080 foayen.exe 5080 foayen.exe 5080 foayen.exe 5080 foayen.exe 5080 foayen.exe 5080 foayen.exe 5080 foayen.exe 5080 foayen.exe 5080 foayen.exe 5080 foayen.exe 5080 foayen.exe 5080 foayen.exe 5080 foayen.exe 5080 foayen.exe 5080 foayen.exe 5080 foayen.exe 5080 foayen.exe 5080 foayen.exe 5080 foayen.exe 5080 foayen.exe 5080 foayen.exe 5080 foayen.exe 5080 foayen.exe 5080 foayen.exe 5080 foayen.exe 5080 foayen.exe 5080 foayen.exe 5080 foayen.exe 5080 foayen.exe 5080 foayen.exe 5080 foayen.exe 5080 foayen.exe 5080 foayen.exe 5080 foayen.exe 5080 foayen.exe 5080 foayen.exe 5080 foayen.exe 5080 foayen.exe 5080 foayen.exe 5080 foayen.exe 5080 foayen.exe 5080 foayen.exe 5080 foayen.exe 5080 foayen.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 428 7201fb50d152036ef53327e1a7863885e541e222760c57e18e97a3f580a82c63.exe 5080 foayen.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 428 wrote to memory of 5080 428 7201fb50d152036ef53327e1a7863885e541e222760c57e18e97a3f580a82c63.exe 81 PID 428 wrote to memory of 5080 428 7201fb50d152036ef53327e1a7863885e541e222760c57e18e97a3f580a82c63.exe 81 PID 428 wrote to memory of 5080 428 7201fb50d152036ef53327e1a7863885e541e222760c57e18e97a3f580a82c63.exe 81
Processes
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C:\Users\Admin\AppData\Local\Temp\7201fb50d152036ef53327e1a7863885e541e222760c57e18e97a3f580a82c63.exe"C:\Users\Admin\AppData\Local\Temp\7201fb50d152036ef53327e1a7863885e541e222760c57e18e97a3f580a82c63.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:428 -
C:\Users\Admin\foayen.exe"C:\Users\Admin\foayen.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:5080
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
224KB
MD574d491db6583675640c6abca601a627a
SHA11cf1db7ee0169d7c6459ee2704f655197599e6bc
SHA2569f24addfce9348f3e076b4dc825241abc1dd4b03a0c89d5b99fbadbc44d591c1
SHA51223e428f6072b2c7afcac765c2c8ee2fa244bacc12c015696bacc38fd5e0a5b7b046b9fc9768f04ce24433af8accec54030a080bbbcdd265ddba771ca07f0092b
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Filesize
224KB
MD574d491db6583675640c6abca601a627a
SHA11cf1db7ee0169d7c6459ee2704f655197599e6bc
SHA2569f24addfce9348f3e076b4dc825241abc1dd4b03a0c89d5b99fbadbc44d591c1
SHA51223e428f6072b2c7afcac765c2c8ee2fa244bacc12c015696bacc38fd5e0a5b7b046b9fc9768f04ce24433af8accec54030a080bbbcdd265ddba771ca07f0092b