Analysis
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max time kernel
151s -
max time network
168s -
platform
windows7_x64 -
resource
win7-en-20211208 -
submitted
22-02-2022 08:57
Behavioral task
behavioral1
Sample
2ab11119dc0823558c7d415f5f22b87c37a525d70b56b4cab6126029423d76ea.exe
Resource
win7-en-20211208
windows7_x64
0 signatures
0 seconds
General
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Target
2ab11119dc0823558c7d415f5f22b87c37a525d70b56b4cab6126029423d76ea.exe
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Size
88KB
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MD5
870ea41121c3e2c2f79806ea6f23cddd
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SHA1
50f8e475d775e3935f79bebc4f4289ef172d3b59
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SHA256
2ab11119dc0823558c7d415f5f22b87c37a525d70b56b4cab6126029423d76ea
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SHA512
51db7f8c50ed24706b6f31ebd4c8c03ff771d4516203b8160b8542d5c62121dc0c7b05316280aebe4915d7a968a6383407b509588392a77e8429a20217d9c1a1
Malware Config
Signatures
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Drops file in System32 directory 1 IoCs
Processes:
capxcl.exedescription ioc process File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\Temporary Internet Files\counters.dat capxcl.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
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Modifies data under HKEY_USERS 21 IoCs
Processes:
capxcl.exedescription ioc process Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\SavedLegacySettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 capxcl.exe Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000003000000090000000000000000000000000000000400000000000000000000000000000000000000000000000000000001000000020000000a7f0176000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 capxcl.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{B7C094D8-6002-4A6C-9CD2-20764E110FA1}\a2-6f-45-33-9e-a7 capxcl.exe Set value (int) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\a2-6f-45-33-9e-a7\WpadDecisionReason = "1" capxcl.exe Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 capxcl.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix capxcl.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings capxcl.exe Set value (int) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ProxyEnable = "0" capxcl.exe Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{B7C094D8-6002-4A6C-9CD2-20764E110FA1}\WpadDecisionTime = 0083a286ca27d801 capxcl.exe Set value (int) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\a2-6f-45-33-9e-a7\WpadDecision = "0" capxcl.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad capxcl.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{B7C094D8-6002-4A6C-9CD2-20764E110FA1}\WpadNetworkName = "Network 3" capxcl.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\a2-6f-45-33-9e-a7 capxcl.exe Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\a2-6f-45-33-9e-a7\WpadDecisionTime = 0083a286ca27d801 capxcl.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings capxcl.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Connections capxcl.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" capxcl.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" capxcl.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{B7C094D8-6002-4A6C-9CD2-20764E110FA1} capxcl.exe Set value (int) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{B7C094D8-6002-4A6C-9CD2-20764E110FA1}\WpadDecisionReason = "1" capxcl.exe Set value (int) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{B7C094D8-6002-4A6C-9CD2-20764E110FA1}\WpadDecision = "0" capxcl.exe -
Suspicious behavior: EnumeratesProcesses 3 IoCs
Processes:
capxcl.exepid process 676 capxcl.exe 676 capxcl.exe 676 capxcl.exe -
Suspicious behavior: RenamesItself 1 IoCs
Processes:
2ab11119dc0823558c7d415f5f22b87c37a525d70b56b4cab6126029423d76ea.exepid process 1072 2ab11119dc0823558c7d415f5f22b87c37a525d70b56b4cab6126029423d76ea.exe -
Suspicious use of WriteProcessMemory 8 IoCs
Processes:
2ab11119dc0823558c7d415f5f22b87c37a525d70b56b4cab6126029423d76ea.execapxcl.exedescription pid process target process PID 1740 wrote to memory of 1072 1740 2ab11119dc0823558c7d415f5f22b87c37a525d70b56b4cab6126029423d76ea.exe 2ab11119dc0823558c7d415f5f22b87c37a525d70b56b4cab6126029423d76ea.exe PID 1740 wrote to memory of 1072 1740 2ab11119dc0823558c7d415f5f22b87c37a525d70b56b4cab6126029423d76ea.exe 2ab11119dc0823558c7d415f5f22b87c37a525d70b56b4cab6126029423d76ea.exe PID 1740 wrote to memory of 1072 1740 2ab11119dc0823558c7d415f5f22b87c37a525d70b56b4cab6126029423d76ea.exe 2ab11119dc0823558c7d415f5f22b87c37a525d70b56b4cab6126029423d76ea.exe PID 1740 wrote to memory of 1072 1740 2ab11119dc0823558c7d415f5f22b87c37a525d70b56b4cab6126029423d76ea.exe 2ab11119dc0823558c7d415f5f22b87c37a525d70b56b4cab6126029423d76ea.exe PID 1120 wrote to memory of 676 1120 capxcl.exe capxcl.exe PID 1120 wrote to memory of 676 1120 capxcl.exe capxcl.exe PID 1120 wrote to memory of 676 1120 capxcl.exe capxcl.exe PID 1120 wrote to memory of 676 1120 capxcl.exe capxcl.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\2ab11119dc0823558c7d415f5f22b87c37a525d70b56b4cab6126029423d76ea.exe"C:\Users\Admin\AppData\Local\Temp\2ab11119dc0823558c7d415f5f22b87c37a525d70b56b4cab6126029423d76ea.exe"1⤵
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\2ab11119dc0823558c7d415f5f22b87c37a525d70b56b4cab6126029423d76ea.exe--6ec4157c2⤵
- Suspicious behavior: RenamesItself
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C:\Windows\SysWOW64\capxcl.exe"C:\Windows\SysWOW64\capxcl.exe"1⤵
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\capxcl.exe--1602c5a12⤵
- Drops file in System32 directory
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
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Downloads
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memory/1072-54-0x0000000075D61000-0x0000000075D63000-memory.dmpFilesize
8KB