General
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Target
50684cb3400e3cd4959c2ccd2dd900a157ef3163179adcf8da15ed5b7b41694b.exe
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Size
3.1MB
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Sample
240320-cntbesfa2w
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MD5
7b9d9f41d274ddd8fac0544e188ade4a
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SHA1
20050de536fbf27cdbfbdd0671af913e04106363
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SHA256
50684cb3400e3cd4959c2ccd2dd900a157ef3163179adcf8da15ed5b7b41694b
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SHA512
c102873fa15ffd776ab17b16cd39d6ac95c8412dc8c4a0c8c28e1579dd0d03f9fa4f4985d419a76cd4853c5769ea4e95a24c4c1a9c61c98b7508d97c13b345af
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SSDEEP
49152:zv2I22SsaNYfdPBldt698dBcjHXaRJ6qbR3LoGd1THHB72eh2NT:zvb22SsaNYfdPBldt6+dBcjHXaRJ6E
Behavioral task
behavioral1
Sample
50684cb3400e3cd4959c2ccd2dd900a157ef3163179adcf8da15ed5b7b41694b.exe
Resource
win7-20240221-en
Malware Config
Extracted
quasar
1.4.1
KZ1
77.232.132.25:4999
8892f097-602a-41ca-8df2-0bf3fd113bd2
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encryption_key
790BD6D1C1540AE1BFB811F2DC1E0185525C5DCB
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install_name
LestaClient.exe
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log_directory
LestaLogs
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reconnect_delay
3000
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startup_key
Lesta Game Center
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subdirectory
Lesta
Targets
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Target
50684cb3400e3cd4959c2ccd2dd900a157ef3163179adcf8da15ed5b7b41694b.exe
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Size
3.1MB
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MD5
7b9d9f41d274ddd8fac0544e188ade4a
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SHA1
20050de536fbf27cdbfbdd0671af913e04106363
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SHA256
50684cb3400e3cd4959c2ccd2dd900a157ef3163179adcf8da15ed5b7b41694b
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SHA512
c102873fa15ffd776ab17b16cd39d6ac95c8412dc8c4a0c8c28e1579dd0d03f9fa4f4985d419a76cd4853c5769ea4e95a24c4c1a9c61c98b7508d97c13b345af
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SSDEEP
49152:zv2I22SsaNYfdPBldt698dBcjHXaRJ6qbR3LoGd1THHB72eh2NT:zvb22SsaNYfdPBldt6+dBcjHXaRJ6E
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Quasar payload
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Detects Windows executables referencing non-Windows User-Agents
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Detects binaries (Windows and macOS) referencing many web browsers. Observed in information stealers.
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Detects executables containing common artifacts observed in infostealers
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