General
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Target
filee.exe
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Size
128KB
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Sample
210428-sbbz4qdg2n
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MD5
3bc84c0e8831842f2ae263789217245d
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SHA1
d60b174c7f8372036da1eb0a955200b1bb244387
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SHA256
757e7c2569cc52c9e1639fbca06e957cb40f775d5cb1a8aafa670131b62b0824
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SHA512
f3117a6bd79db1d67dce2c67d539c56c177caed9f0b5b019dfb0034f28cb2e79e248893171c2ad78cbca358c2f5813edb17f0126ab40cfe08f9a6357f233f2e4
Malware Config
Extracted
fickerstealer
sodaandcoke.top:80
Targets
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Target
filee.exe
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Size
128KB
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MD5
3bc84c0e8831842f2ae263789217245d
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SHA1
d60b174c7f8372036da1eb0a955200b1bb244387
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SHA256
757e7c2569cc52c9e1639fbca06e957cb40f775d5cb1a8aafa670131b62b0824
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SHA512
f3117a6bd79db1d67dce2c67d539c56c177caed9f0b5b019dfb0034f28cb2e79e248893171c2ad78cbca358c2f5813edb17f0126ab40cfe08f9a6357f233f2e4
Score10/10-
DcRat
DarkCrystal(DC) is a new .NET RAT active since June 2019 capable of loading additional plugins.
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fickerstealer
Ficker is an infostealer written in Rust and ASM.
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xmrig
XMRig is a high performance, open source, cross platform CPU/GPU miner.
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XMRig Miner Payload
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Blocklisted process makes network request
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Downloads MZ/PE file
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Executes dropped EXE
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Deletes itself
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Loads dropped DLL
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Reads user/profile data of web browsers
Infostealers often target stored browser data, which can include saved credentials etc.
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Accesses cryptocurrency files/wallets, possible credential harvesting
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Adds Run key to start application
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Checks installed software on the system
Looks up Uninstall key entries in the registry to enumerate software on the system.
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Legitimate hosting services abused for malware hosting/C2
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Looks up external IP address via web service
Uses a legitimate IP lookup service to find the infected system's external IP.
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Suspicious use of SetThreadContext
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