Analysis
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max time kernel
150s -
max time network
152s -
platform
windows10_x64 -
resource
win10v20201028 -
submitted
28-12-2020 17:03
General
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Target
a74382713b34192a9dee0eff7b81936c.exe
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Size
595KB
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MD5
a74382713b34192a9dee0eff7b81936c
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SHA1
390a008218e8f17299a69aab8930c0b1f4dce94e
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SHA256
69a445fe86364a5e66215310e8f9afd45734338f7450e7255676ff9f3065d059
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SHA512
e7b16756ddf7d072b699a22a5fe850d7574ba870ceaac1a265752c85179a94ce48052d5b8f43896e7364e0355b1e3cb16ecb6c1950c5741efe08c2cb3ed9088b
Malware Config
Signatures
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RedLine
RedLine Stealer is a malware family written in C#, first appearing in early 2020.
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RedLine Payload 2 IoCs
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Executes dropped EXE 1 IoCs
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UPX packed file 2 IoCs
Detects executables packed with UPX/modified UPX open source packer.
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Legitimate hosting services abused for malware hosting/C2 1 TTPs
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Looks up external IP address via web service 1 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
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Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
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Checks processor information in registry 2 TTPs 2 IoCs
Processor information is often read in order to detect sandboxing environments.
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Suspicious use of AdjustPrivilegeToken 1 IoCs
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Suspicious use of WriteProcessMemory 3 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\a74382713b34192a9dee0eff7b81936c.exe"C:\Users\Admin\AppData\Local\Temp\a74382713b34192a9dee0eff7b81936c.exe"1⤵
- Checks processor information in registry
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Roaming\leadentop\bestof.exebestof.exe2⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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MD5
ce62304c3eff639e1b2352667a569b8a
SHA15a5cb774b59befe102fe04e93d9853cfbda3334b
SHA256e8356fad49709d2563d2707dbb09f4f1019e30a0ff5836047a11b3d1d84f4d62
SHA51299d77537f2fade1ca2255c16fcd5d64618f0364f15cddb1b6a48814c9a7e59ccdac72db7f0a1cf4b0eac63180264fd58989e43839373d085ecb42ad2b9fe6f41
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MD5
ce62304c3eff639e1b2352667a569b8a
SHA15a5cb774b59befe102fe04e93d9853cfbda3334b
SHA256e8356fad49709d2563d2707dbb09f4f1019e30a0ff5836047a11b3d1d84f4d62
SHA51299d77537f2fade1ca2255c16fcd5d64618f0364f15cddb1b6a48814c9a7e59ccdac72db7f0a1cf4b0eac63180264fd58989e43839373d085ecb42ad2b9fe6f41
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Filesize
4KB
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Filesize
4KB
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Filesize
6.9MB
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Filesize
4KB
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Filesize
4KB
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Filesize
4KB
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Filesize
144KB
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Filesize
4KB
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Filesize
136KB
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Filesize
4KB
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Filesize
4KB
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Filesize
4KB
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Filesize
4KB
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Filesize
4KB