General
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Target
55f9badb3207ed1867a1da4721c65f4dc284cd4a49968266e530e52b84b2ef21
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Size
255KB
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Sample
221123-zw1rssea24
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MD5
7918565ccd637d96a24b00726bd7646f
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SHA1
c5f3ee09d8365c5be1609f61c6c4b6f7627ddbf8
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SHA256
55f9badb3207ed1867a1da4721c65f4dc284cd4a49968266e530e52b84b2ef21
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SHA512
4ac7823e403a117bf37ba563bf0fdcc091a9d7a8568f7df3a5e983f3fcff2c90ac0a6f4d5cc1837fe8eca75ce6050e77f7a160632e4fc9564e1c0d27693dffde
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SSDEEP
3072:MMDb50WrZa8jCgae5+VQkGdUQFDxePZ2SBaQJXkNRtXlNGKaUIQW/qlQBG3mmTJg:1xlZam+akqx6YQJXcNlEHUIQeE3mmBI1
Behavioral task
behavioral1
Sample
55f9badb3207ed1867a1da4721c65f4dc284cd4a49968266e530e52b84b2ef21.exe
Resource
win7-20220812-en
Malware Config
Targets
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Target
55f9badb3207ed1867a1da4721c65f4dc284cd4a49968266e530e52b84b2ef21
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Size
255KB
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MD5
7918565ccd637d96a24b00726bd7646f
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SHA1
c5f3ee09d8365c5be1609f61c6c4b6f7627ddbf8
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SHA256
55f9badb3207ed1867a1da4721c65f4dc284cd4a49968266e530e52b84b2ef21
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SHA512
4ac7823e403a117bf37ba563bf0fdcc091a9d7a8568f7df3a5e983f3fcff2c90ac0a6f4d5cc1837fe8eca75ce6050e77f7a160632e4fc9564e1c0d27693dffde
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SSDEEP
3072:MMDb50WrZa8jCgae5+VQkGdUQFDxePZ2SBaQJXkNRtXlNGKaUIQW/qlQBG3mmTJg:1xlZam+akqx6YQJXcNlEHUIQeE3mmBI1
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Modifies visibility of file extensions in Explorer
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Modifies visiblity of hidden/system files in Explorer
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Disables RegEdit via registry modification
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Executes dropped EXE
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Checks computer location settings
Looks up country code configured in the registry, likely geofence.
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Loads dropped DLL
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Adds Run key to start application
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Enumerates connected drives
Attempts to read the root path of hard drives other than the default C: drive.
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Modifies WinLogon
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AutoIT Executable
AutoIT scripts compiled to PE executables.
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Drops file in System32 directory
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MITRE ATT&CK Matrix ATT&CK v6
Persistence
Hidden Files and Directories
2Registry Run Keys / Startup Folder
1Winlogon Helper DLL
1Defense Evasion
Hidden Files and Directories
2Modify Registry
7Disabling Security Tools
2