Analysis
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max time kernel
155s -
max time network
157s -
platform
windows10-2004_x64 -
resource
win10v2004-20220812-en -
resource tags
arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system -
submitted
25-11-2022 04:28
Static task
static1
Behavioral task
behavioral1
Sample
189ec1da30aac5c791a3fca2dd87fd3c566c2b5a109c06c1e6d572fc393e2afc.exe
Resource
win7-20221111-en
Behavioral task
behavioral2
Sample
189ec1da30aac5c791a3fca2dd87fd3c566c2b5a109c06c1e6d572fc393e2afc.exe
Resource
win10v2004-20220812-en
General
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Target
189ec1da30aac5c791a3fca2dd87fd3c566c2b5a109c06c1e6d572fc393e2afc.exe
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Size
272KB
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MD5
b9058a0b20120e7988aab160dcfe4392
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SHA1
066aeff6664a5ff10c1f735a96304d3dd831a6d1
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SHA256
189ec1da30aac5c791a3fca2dd87fd3c566c2b5a109c06c1e6d572fc393e2afc
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SHA512
c9ba0903f17109a8b6493bf705617e4ac2c60f037e27cb213048d7fca82d6e3cc4b99dee6ded2b2102315984670afb51b94447f536132d154dd66254ae275e47
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SSDEEP
6144:wD63ZXdrltIjt6ax9xvK15OFu3dB61IF93ctls:wybrlSAaxbvK15QutB6u93Is
Malware Config
Signatures
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Executes dropped EXE 1 IoCs
pid Process 4376 189ec1da30aac5c791a3fca2dd87fd3c566c2b5a109c06c1e6d572fc393e2afc.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 189ec1da30aac5c791a3fca2dd87fd3c566c2b5a109c06c1e6d572fc393e2afc.exe -
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Default Key = "C:\\Users\\Admin\\AppData\\Local\\Temp\\Default Folder\\Default File.exe" 189ec1da30aac5c791a3fca2dd87fd3c566c2b5a109c06c1e6d572fc393e2afc.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Default Key = "\\Default Folder\\Default File.exe" 189ec1da30aac5c791a3fca2dd87fd3c566c2b5a109c06c1e6d572fc393e2afc.exe -
Drops desktop.ini file(s) 2 IoCs
description ioc Process File created C:\Windows\assembly\Desktop.ini 189ec1da30aac5c791a3fca2dd87fd3c566c2b5a109c06c1e6d572fc393e2afc.exe File opened for modification C:\Windows\assembly\Desktop.ini 189ec1da30aac5c791a3fca2dd87fd3c566c2b5a109c06c1e6d572fc393e2afc.exe -
Drops file in Windows directory 3 IoCs
description ioc Process File opened for modification C:\Windows\assembly 189ec1da30aac5c791a3fca2dd87fd3c566c2b5a109c06c1e6d572fc393e2afc.exe File created C:\Windows\assembly\Desktop.ini 189ec1da30aac5c791a3fca2dd87fd3c566c2b5a109c06c1e6d572fc393e2afc.exe File opened for modification C:\Windows\assembly\Desktop.ini 189ec1da30aac5c791a3fca2dd87fd3c566c2b5a109c06c1e6d572fc393e2afc.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
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Runs ping.exe 1 TTPs 1 IoCs
pid Process 2600 PING.EXE -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 4376 189ec1da30aac5c791a3fca2dd87fd3c566c2b5a109c06c1e6d572fc393e2afc.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 3096 189ec1da30aac5c791a3fca2dd87fd3c566c2b5a109c06c1e6d572fc393e2afc.exe Token: SeDebugPrivilege 4376 189ec1da30aac5c791a3fca2dd87fd3c566c2b5a109c06c1e6d572fc393e2afc.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 4376 189ec1da30aac5c791a3fca2dd87fd3c566c2b5a109c06c1e6d572fc393e2afc.exe -
Suspicious use of WriteProcessMemory 9 IoCs
description pid Process procid_target PID 3096 wrote to memory of 4376 3096 189ec1da30aac5c791a3fca2dd87fd3c566c2b5a109c06c1e6d572fc393e2afc.exe 79 PID 3096 wrote to memory of 4376 3096 189ec1da30aac5c791a3fca2dd87fd3c566c2b5a109c06c1e6d572fc393e2afc.exe 79 PID 3096 wrote to memory of 4376 3096 189ec1da30aac5c791a3fca2dd87fd3c566c2b5a109c06c1e6d572fc393e2afc.exe 79 PID 3096 wrote to memory of 2456 3096 189ec1da30aac5c791a3fca2dd87fd3c566c2b5a109c06c1e6d572fc393e2afc.exe 80 PID 3096 wrote to memory of 2456 3096 189ec1da30aac5c791a3fca2dd87fd3c566c2b5a109c06c1e6d572fc393e2afc.exe 80 PID 3096 wrote to memory of 2456 3096 189ec1da30aac5c791a3fca2dd87fd3c566c2b5a109c06c1e6d572fc393e2afc.exe 80 PID 2456 wrote to memory of 2600 2456 cmd.exe 82 PID 2456 wrote to memory of 2600 2456 cmd.exe 82 PID 2456 wrote to memory of 2600 2456 cmd.exe 82
Processes
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C:\Users\Admin\AppData\Local\Temp\189ec1da30aac5c791a3fca2dd87fd3c566c2b5a109c06c1e6d572fc393e2afc.exe"C:\Users\Admin\AppData\Local\Temp\189ec1da30aac5c791a3fca2dd87fd3c566c2b5a109c06c1e6d572fc393e2afc.exe"1⤵
- Checks computer location settings
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3096 -
C:\Users\Admin\AppData\Local\Temp\189ec1da30aac5c791a3fca2dd87fd3c566c2b5a109c06c1e6d572fc393e2afc\189ec1da30aac5c791a3fca2dd87fd3c566c2b5a109c06c1e6d572fc393e2afc.exe"C:\Users\Admin\AppData\Local\Temp\189ec1da30aac5c791a3fca2dd87fd3c566c2b5a109c06c1e6d572fc393e2afc\189ec1da30aac5c791a3fca2dd87fd3c566c2b5a109c06c1e6d572fc393e2afc.exe"2⤵
- Executes dropped EXE
- Adds Run key to start application
- Drops desktop.ini file(s)
- Drops file in Windows directory
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:4376
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C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /C ping 1.1.1.1 -n 1 -w 1000 > Nul & Del "C:\Users\Admin\AppData\Local\Temp\189ec1da30aac5c791a3fca2dd87fd3c566c2b5a109c06c1e6d572fc393e2afc.exe"2⤵
- Suspicious use of WriteProcessMemory
PID:2456 -
C:\Windows\SysWOW64\PING.EXEping 1.1.1.1 -n 1 -w 10003⤵
- Runs ping.exe
PID:2600
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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C:\Users\Admin\AppData\Local\Temp\189ec1da30aac5c791a3fca2dd87fd3c566c2b5a109c06c1e6d572fc393e2afc\189ec1da30aac5c791a3fca2dd87fd3c566c2b5a109c06c1e6d572fc393e2afc.exe
Filesize272KB
MD5b9058a0b20120e7988aab160dcfe4392
SHA1066aeff6664a5ff10c1f735a96304d3dd831a6d1
SHA256189ec1da30aac5c791a3fca2dd87fd3c566c2b5a109c06c1e6d572fc393e2afc
SHA512c9ba0903f17109a8b6493bf705617e4ac2c60f037e27cb213048d7fca82d6e3cc4b99dee6ded2b2102315984670afb51b94447f536132d154dd66254ae275e47
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C:\Users\Admin\AppData\Local\Temp\189ec1da30aac5c791a3fca2dd87fd3c566c2b5a109c06c1e6d572fc393e2afc\189ec1da30aac5c791a3fca2dd87fd3c566c2b5a109c06c1e6d572fc393e2afc.exe
Filesize272KB
MD5b9058a0b20120e7988aab160dcfe4392
SHA1066aeff6664a5ff10c1f735a96304d3dd831a6d1
SHA256189ec1da30aac5c791a3fca2dd87fd3c566c2b5a109c06c1e6d572fc393e2afc
SHA512c9ba0903f17109a8b6493bf705617e4ac2c60f037e27cb213048d7fca82d6e3cc4b99dee6ded2b2102315984670afb51b94447f536132d154dd66254ae275e47