Analysis
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max time kernel
143s -
max time network
150s -
platform
windows7_x64 -
resource
win7-20220812-en -
resource tags
arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system -
submitted
29-01-2023 18:13
Behavioral task
behavioral1
Sample
aaf1535f58bb803f3bf3fcab509cd982c16b230b9e15485424f16fce62fe7ed0.exe
Resource
win7-20220812-en
Behavioral task
behavioral2
Sample
aaf1535f58bb803f3bf3fcab509cd982c16b230b9e15485424f16fce62fe7ed0.exe
Resource
win10v2004-20221111-en
General
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Target
aaf1535f58bb803f3bf3fcab509cd982c16b230b9e15485424f16fce62fe7ed0.exe
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Size
233KB
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MD5
ec4c70f038832769278a1a94ed8fb44e
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SHA1
3e01f1609f1e9edd0ec9ddc874aad4d830fcec13
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SHA256
aaf1535f58bb803f3bf3fcab509cd982c16b230b9e15485424f16fce62fe7ed0
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SHA512
ae137caea7739f8c4b224b98db719ae4f2858e945f554ee8ddecec7212f2c711af0a99d9f9728a49333e8f99b4b0f9791fa5c0ab8f380788e18f7cebab4ca3cb
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SSDEEP
3072:4JGbF2ny0ViOfTOp3ORLYkGQXOa+8ZpDySU7fqMvUC1XAEuwkil0WtapmOgC9RPj:/MnyK/TTZEhvUCh0iIpVRPbkZ9rVBM
Malware Config
Signatures
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Drops file in System32 directory 1 IoCs
Processes:
ipropwithout.exedescription ioc process File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\Temporary Internet Files\counters.dat ipropwithout.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:
ipropwithout.exedescription ioc process Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" ipropwithout.exe Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\SavedLegacySettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 ipropwithout.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{0E9FDD27-67A2-425A-B077-21E86540AEBF} ipropwithout.exe Set value (int) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{0E9FDD27-67A2-425A-B077-21E86540AEBF}\WpadDecision = "0" ipropwithout.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\3a-35-43-9f-c0-27 ipropwithout.exe Set value (int) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\3a-35-43-9f-c0-27\WpadDecisionReason = "1" ipropwithout.exe Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\3a-35-43-9f-c0-27\WpadDecisionTime = f09eafd81534d901 ipropwithout.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings ipropwithout.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings ipropwithout.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad ipropwithout.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{0E9FDD27-67A2-425A-B077-21E86540AEBF}\WpadNetworkName = "Network 3" ipropwithout.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Connections ipropwithout.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" ipropwithout.exe Set value (int) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ProxyEnable = "0" ipropwithout.exe Set value (int) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{0E9FDD27-67A2-425A-B077-21E86540AEBF}\WpadDecisionReason = "1" ipropwithout.exe Set value (int) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\3a-35-43-9f-c0-27\WpadDecision = "0" ipropwithout.exe Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 ipropwithout.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix ipropwithout.exe Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000003000000090000000000000000000000000000000400000000000000000000000000000000000000000000000000000001000000020000000a7f0099000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 ipropwithout.exe Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{0E9FDD27-67A2-425A-B077-21E86540AEBF}\WpadDecisionTime = f09eafd81534d901 ipropwithout.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{0E9FDD27-67A2-425A-B077-21E86540AEBF}\3a-35-43-9f-c0-27 ipropwithout.exe -
Suspicious behavior: EnumeratesProcesses 3 IoCs
Processes:
ipropwithout.exepid process 1936 ipropwithout.exe 1936 ipropwithout.exe 1936 ipropwithout.exe -
Suspicious behavior: RenamesItself 1 IoCs
Processes:
aaf1535f58bb803f3bf3fcab509cd982c16b230b9e15485424f16fce62fe7ed0.exepid process 1772 aaf1535f58bb803f3bf3fcab509cd982c16b230b9e15485424f16fce62fe7ed0.exe -
Suspicious use of UnmapMainImage 4 IoCs
Processes:
aaf1535f58bb803f3bf3fcab509cd982c16b230b9e15485424f16fce62fe7ed0.exeaaf1535f58bb803f3bf3fcab509cd982c16b230b9e15485424f16fce62fe7ed0.exeipropwithout.exeipropwithout.exepid process 1720 aaf1535f58bb803f3bf3fcab509cd982c16b230b9e15485424f16fce62fe7ed0.exe 1772 aaf1535f58bb803f3bf3fcab509cd982c16b230b9e15485424f16fce62fe7ed0.exe 904 ipropwithout.exe 1936 ipropwithout.exe -
Suspicious use of WriteProcessMemory 8 IoCs
Processes:
aaf1535f58bb803f3bf3fcab509cd982c16b230b9e15485424f16fce62fe7ed0.exeipropwithout.exedescription pid process target process PID 1720 wrote to memory of 1772 1720 aaf1535f58bb803f3bf3fcab509cd982c16b230b9e15485424f16fce62fe7ed0.exe aaf1535f58bb803f3bf3fcab509cd982c16b230b9e15485424f16fce62fe7ed0.exe PID 1720 wrote to memory of 1772 1720 aaf1535f58bb803f3bf3fcab509cd982c16b230b9e15485424f16fce62fe7ed0.exe aaf1535f58bb803f3bf3fcab509cd982c16b230b9e15485424f16fce62fe7ed0.exe PID 1720 wrote to memory of 1772 1720 aaf1535f58bb803f3bf3fcab509cd982c16b230b9e15485424f16fce62fe7ed0.exe aaf1535f58bb803f3bf3fcab509cd982c16b230b9e15485424f16fce62fe7ed0.exe PID 1720 wrote to memory of 1772 1720 aaf1535f58bb803f3bf3fcab509cd982c16b230b9e15485424f16fce62fe7ed0.exe aaf1535f58bb803f3bf3fcab509cd982c16b230b9e15485424f16fce62fe7ed0.exe PID 904 wrote to memory of 1936 904 ipropwithout.exe ipropwithout.exe PID 904 wrote to memory of 1936 904 ipropwithout.exe ipropwithout.exe PID 904 wrote to memory of 1936 904 ipropwithout.exe ipropwithout.exe PID 904 wrote to memory of 1936 904 ipropwithout.exe ipropwithout.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\aaf1535f58bb803f3bf3fcab509cd982c16b230b9e15485424f16fce62fe7ed0.exe"C:\Users\Admin\AppData\Local\Temp\aaf1535f58bb803f3bf3fcab509cd982c16b230b9e15485424f16fce62fe7ed0.exe"1⤵
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\aaf1535f58bb803f3bf3fcab509cd982c16b230b9e15485424f16fce62fe7ed0.exe--bcc5c36e2⤵
- Suspicious behavior: RenamesItself
- Suspicious use of UnmapMainImage
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C:\Windows\SysWOW64\ipropwithout.exe"C:\Windows\SysWOW64\ipropwithout.exe"1⤵
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\ipropwithout.exe--642bf7ee2⤵
- Drops file in System32 directory
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of UnmapMainImage
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
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Downloads
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memory/1720-55-0x0000000000220000-0x000000000023B000-memory.dmpFilesize
108KB
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memory/1720-56-0x0000000000400000-0x000000000041D000-memory.dmpFilesize
116KB
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memory/1772-54-0x0000000000000000-mapping.dmp
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memory/1772-57-0x0000000000220000-0x000000000023B000-memory.dmpFilesize
108KB
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memory/1772-58-0x0000000000400000-0x000000000043D000-memory.dmpFilesize
244KB
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memory/1772-59-0x0000000074BB1000-0x0000000074BB3000-memory.dmpFilesize
8KB
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memory/1772-61-0x0000000000400000-0x000000000041D000-memory.dmpFilesize
116KB
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memory/1936-60-0x0000000000000000-mapping.dmp
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memory/1936-62-0x0000000000400000-0x000000000043D000-memory.dmpFilesize
244KB
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memory/1936-64-0x0000000000400000-0x000000000043D000-memory.dmpFilesize
244KB