Analysis
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max time kernel
141s -
max time network
148s -
platform
windows7_x64 -
resource
win7-20220901-en -
resource tags
arch:x64arch:x86image:win7-20220901-enlocale:en-usos:windows7-x64system -
submitted
29-01-2023 18:10
Behavioral task
behavioral1
Sample
c9abbd69d60cfa6422f496757685f84a27ffa2803ac7e344234f87b48797e90f.exe
Resource
win7-20220901-en
General
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Target
c9abbd69d60cfa6422f496757685f84a27ffa2803ac7e344234f87b48797e90f.exe
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Size
200KB
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MD5
6e0b206d5e0e09d9d00aa10114b36762
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SHA1
0b89efa960d9821a5d9c099a70f20026dac7f4d3
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SHA256
c9abbd69d60cfa6422f496757685f84a27ffa2803ac7e344234f87b48797e90f
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SHA512
0ebc4cc645991e9de2bb2529e653576b9dacb52ab3de75ab6204d17b8bfe0ba71f9e68ac7d7e94e6eda8ebbf5d82e148a27822802bfc920414a519ced174c462
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SSDEEP
3072:pzFOHxuruFoDz9juZztcow/AYtHrYYeMcO3x403x0bISF5BvXC50hBLkXq0WlXLc:UFoNuHetFZcOh403x0VFjLkXyLXux
Malware Config
Signatures
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Drops file in System32 directory 1 IoCs
Processes:
metagenlime.exedescription ioc process File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\Temporary Internet Files\counters.dat metagenlime.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:
metagenlime.exedescription ioc process Set value (data) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 metagenlime.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\f2-0d-42-a2-0c-62\WpadDecisionReason = "1" metagenlime.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{E191BE1B-0FB1-48D5-8A91-33CE8803D69F}\WpadNetworkName = "Network 2" metagenlime.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{E191BE1B-0FB1-48D5-8A91-33CE8803D69F}\f2-0d-42-a2-0c-62 metagenlime.exe Set value (data) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\f2-0d-42-a2-0c-62\WpadDecisionTime = a0d2b3030d34d901 metagenlime.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix metagenlime.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" metagenlime.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings metagenlime.exe Set value (data) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\SavedLegacySettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 metagenlime.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad metagenlime.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings metagenlime.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Connections metagenlime.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{E191BE1B-0FB1-48D5-8A91-33CE8803D69F} metagenlime.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{E191BE1B-0FB1-48D5-8A91-33CE8803D69F}\WpadDecisionReason = "1" metagenlime.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\f2-0d-42-a2-0c-62\WpadDecision = "0" metagenlime.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\f2-0d-42-a2-0c-62 metagenlime.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" metagenlime.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ProxyEnable = "0" metagenlime.exe Set value (data) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000003000000090000000000000000000000000000000400000000000000000000000000000000000000000000000000000001000000020000000a7f0021000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 metagenlime.exe Set value (data) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{E191BE1B-0FB1-48D5-8A91-33CE8803D69F}\WpadDecisionTime = a0d2b3030d34d901 metagenlime.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{E191BE1B-0FB1-48D5-8A91-33CE8803D69F}\WpadDecision = "0" metagenlime.exe -
Suspicious behavior: EnumeratesProcesses 3 IoCs
Processes:
metagenlime.exepid process 328 metagenlime.exe 328 metagenlime.exe 328 metagenlime.exe -
Suspicious behavior: RenamesItself 1 IoCs
Processes:
c9abbd69d60cfa6422f496757685f84a27ffa2803ac7e344234f87b48797e90f.exepid process 972 c9abbd69d60cfa6422f496757685f84a27ffa2803ac7e344234f87b48797e90f.exe -
Suspicious use of UnmapMainImage 4 IoCs
Processes:
c9abbd69d60cfa6422f496757685f84a27ffa2803ac7e344234f87b48797e90f.exec9abbd69d60cfa6422f496757685f84a27ffa2803ac7e344234f87b48797e90f.exemetagenlime.exemetagenlime.exepid process 1812 c9abbd69d60cfa6422f496757685f84a27ffa2803ac7e344234f87b48797e90f.exe 972 c9abbd69d60cfa6422f496757685f84a27ffa2803ac7e344234f87b48797e90f.exe 928 metagenlime.exe 328 metagenlime.exe -
Suspicious use of WriteProcessMemory 8 IoCs
Processes:
c9abbd69d60cfa6422f496757685f84a27ffa2803ac7e344234f87b48797e90f.exemetagenlime.exedescription pid process target process PID 1812 wrote to memory of 972 1812 c9abbd69d60cfa6422f496757685f84a27ffa2803ac7e344234f87b48797e90f.exe c9abbd69d60cfa6422f496757685f84a27ffa2803ac7e344234f87b48797e90f.exe PID 1812 wrote to memory of 972 1812 c9abbd69d60cfa6422f496757685f84a27ffa2803ac7e344234f87b48797e90f.exe c9abbd69d60cfa6422f496757685f84a27ffa2803ac7e344234f87b48797e90f.exe PID 1812 wrote to memory of 972 1812 c9abbd69d60cfa6422f496757685f84a27ffa2803ac7e344234f87b48797e90f.exe c9abbd69d60cfa6422f496757685f84a27ffa2803ac7e344234f87b48797e90f.exe PID 1812 wrote to memory of 972 1812 c9abbd69d60cfa6422f496757685f84a27ffa2803ac7e344234f87b48797e90f.exe c9abbd69d60cfa6422f496757685f84a27ffa2803ac7e344234f87b48797e90f.exe PID 928 wrote to memory of 328 928 metagenlime.exe metagenlime.exe PID 928 wrote to memory of 328 928 metagenlime.exe metagenlime.exe PID 928 wrote to memory of 328 928 metagenlime.exe metagenlime.exe PID 928 wrote to memory of 328 928 metagenlime.exe metagenlime.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\c9abbd69d60cfa6422f496757685f84a27ffa2803ac7e344234f87b48797e90f.exe"C:\Users\Admin\AppData\Local\Temp\c9abbd69d60cfa6422f496757685f84a27ffa2803ac7e344234f87b48797e90f.exe"1⤵
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\c9abbd69d60cfa6422f496757685f84a27ffa2803ac7e344234f87b48797e90f.exe--496ae34b2⤵
- Suspicious behavior: RenamesItself
- Suspicious use of UnmapMainImage
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C:\Windows\SysWOW64\metagenlime.exe"C:\Windows\SysWOW64\metagenlime.exe"1⤵
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\metagenlime.exe--b82dbf362⤵
- 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/328-60-0x0000000000000000-mapping.dmp
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memory/328-62-0x0000000000400000-0x0000000000434000-memory.dmpFilesize
208KB
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memory/328-64-0x0000000000400000-0x0000000000434000-memory.dmpFilesize
208KB
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memory/972-54-0x0000000000000000-mapping.dmp
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memory/972-57-0x0000000000220000-0x000000000023B000-memory.dmpFilesize
108KB
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memory/972-58-0x0000000000400000-0x0000000000434000-memory.dmpFilesize
208KB
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memory/972-59-0x0000000076461000-0x0000000076463000-memory.dmpFilesize
8KB
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memory/972-61-0x0000000000400000-0x000000000041D000-memory.dmpFilesize
116KB
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memory/1812-55-0x00000000001C0000-0x00000000001DB000-memory.dmpFilesize
108KB
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memory/1812-56-0x0000000000400000-0x000000000041D000-memory.dmpFilesize
116KB