Analysis
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max time kernel
88s -
max time network
130s -
platform
windows7_x64 -
resource
win7-20220812-en -
resource tags
arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system -
submitted
25-11-2022 22:12
Static task
static1
Behavioral task
behavioral1
Sample
453fd5ec6d26370d891279af2abe43301c47ceaf8ff4c7a448192468e23dc729.exe
Resource
win7-20220812-en
Behavioral task
behavioral2
Sample
453fd5ec6d26370d891279af2abe43301c47ceaf8ff4c7a448192468e23dc729.exe
Resource
win10v2004-20220901-en
General
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Target
453fd5ec6d26370d891279af2abe43301c47ceaf8ff4c7a448192468e23dc729.exe
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Size
1.5MB
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MD5
c2735466f57519e6dfa62ebc6bfab929
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SHA1
72cf9a399d3ce85f85a5999b452d09ccee8a28ee
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SHA256
453fd5ec6d26370d891279af2abe43301c47ceaf8ff4c7a448192468e23dc729
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SHA512
75afb44e470f041b1539c039a9c1769e771c95a0e5d96b9c99ad0fac0587748ff98930236310ae371836e9c0b6a23042cb79462529bdc65d6a5234b38dd8db35
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SSDEEP
49152:lkwkn9IMHeauPlNh6HIHjRZ1bs/mNsolCsaPCS:ednVgNEoD+NPC
Malware Config
Signatures
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Processes:
453fd5ec6d26370d891279af2abe43301c47ceaf8ff4c7a448192468e23dc729.exedescription ioc process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\ConsentPromptBehaviorAdmin = "0" 453fd5ec6d26370d891279af2abe43301c47ceaf8ff4c7a448192468e23dc729.exe -
Adds Run key to start application 2 TTPs 2 IoCs
Processes:
453fd5ec6d26370d891279af2abe43301c47ceaf8ff4c7a448192468e23dc729.exedescription ioc process Key created \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run 453fd5ec6d26370d891279af2abe43301c47ceaf8ff4c7a448192468e23dc729.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\453fd5ec6d26370d891279af2abe43301c47ceaf8ff4c7a448192468e23dc729.exe = "C:\\Users\\Admin\\AppData\\Local\\Temp\\453fd5ec6d26370d891279af2abe43301c47ceaf8ff4c7a448192468e23dc729.exe" 453fd5ec6d26370d891279af2abe43301c47ceaf8ff4c7a448192468e23dc729.exe -
Looks up external IP address via web service 1 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
Processes:
flow ioc 4 checkip.dyndns.org -
Drops file in Windows directory 8 IoCs
Processes:
453fd5ec6d26370d891279af2abe43301c47ceaf8ff4c7a448192468e23dc729.exedescription ioc process File created \??\c:\windows\fb\vimeo\names_lib.txt 453fd5ec6d26370d891279af2abe43301c47ceaf8ff4c7a448192468e23dc729.exe File opened for modification \??\c:\windows\fb\vimeo\names_lib.txt 453fd5ec6d26370d891279af2abe43301c47ceaf8ff4c7a448192468e23dc729.exe File created \??\c:\windows\fb\vimeo\bckgr.jpg 453fd5ec6d26370d891279af2abe43301c47ceaf8ff4c7a448192468e23dc729.exe File opened for modification \??\c:\windows\fb\vimeo\bckgr.jpg 453fd5ec6d26370d891279af2abe43301c47ceaf8ff4c7a448192468e23dc729.exe File created \??\c:\windows\fb\217.gif 453fd5ec6d26370d891279af2abe43301c47ceaf8ff4c7a448192468e23dc729.exe File opened for modification \??\c:\windows\fb\217.gif 453fd5ec6d26370d891279af2abe43301c47ceaf8ff4c7a448192468e23dc729.exe File created \??\c:\windows\fb\vimeo\service.ini 453fd5ec6d26370d891279af2abe43301c47ceaf8ff4c7a448192468e23dc729.exe File opened for modification \??\c:\windows\fb\vimeo\service.ini 453fd5ec6d26370d891279af2abe43301c47ceaf8ff4c7a448192468e23dc729.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 2 IoCs
Processes:
453fd5ec6d26370d891279af2abe43301c47ceaf8ff4c7a448192468e23dc729.exepid process 1184 453fd5ec6d26370d891279af2abe43301c47ceaf8ff4c7a448192468e23dc729.exe 1184 453fd5ec6d26370d891279af2abe43301c47ceaf8ff4c7a448192468e23dc729.exe -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
Processes:
453fd5ec6d26370d891279af2abe43301c47ceaf8ff4c7a448192468e23dc729.exepid process 1184 453fd5ec6d26370d891279af2abe43301c47ceaf8ff4c7a448192468e23dc729.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
Processes:
453fd5ec6d26370d891279af2abe43301c47ceaf8ff4c7a448192468e23dc729.exedescription pid process Token: 33 1184 453fd5ec6d26370d891279af2abe43301c47ceaf8ff4c7a448192468e23dc729.exe Token: SeIncBasePriorityPrivilege 1184 453fd5ec6d26370d891279af2abe43301c47ceaf8ff4c7a448192468e23dc729.exe -
System policy modification 1 TTPs 2 IoCs
Processes:
453fd5ec6d26370d891279af2abe43301c47ceaf8ff4c7a448192468e23dc729.exedescription ioc process Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System 453fd5ec6d26370d891279af2abe43301c47ceaf8ff4c7a448192468e23dc729.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\ConsentPromptBehaviorAdmin = "0" 453fd5ec6d26370d891279af2abe43301c47ceaf8ff4c7a448192468e23dc729.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\453fd5ec6d26370d891279af2abe43301c47ceaf8ff4c7a448192468e23dc729.exe"C:\Users\Admin\AppData\Local\Temp\453fd5ec6d26370d891279af2abe43301c47ceaf8ff4c7a448192468e23dc729.exe"1⤵
- UAC bypass
- Adds Run key to start application
- Drops file in Windows directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
- System policy modification
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
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Downloads
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memory/1184-54-0x0000000074BB1000-0x0000000074BB3000-memory.dmpFilesize
8KB