Analysis
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max time kernel
21s -
max time network
69s -
platform
windows10_x64 -
resource
win10v20201028 -
submitted
15-12-2020 07:33
General
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Target
7dfcfc4db04043b83c082561a945a372.exe
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Size
1.6MB
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MD5
7dfcfc4db04043b83c082561a945a372
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SHA1
b3c6a4b2629f3ff9525fea81d50bd6362a497efa
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SHA256
c86ceb78c8aa8ecb5e96f7d44a8c593ef2c310102189366d4c0d35e80c0115c9
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SHA512
f0a7b29215a75503040962432a3c65542f81bcc8af08e47d476acd9074daa49e053636b9e72268fe40457e83c561537f795702efab7ab5b7090d94aadfb74eb6
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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Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
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Checks installed software on the system 1 TTPs
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 1 TTPs
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Looks up external IP address via web service 2 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 behavior: EnumeratesProcesses 2 IoCs
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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\7dfcfc4db04043b83c082561a945a372.exe"C:\Users\Admin\AppData\Local\Temp\7dfcfc4db04043b83c082561a945a372.exe"1⤵
- Checks processor information in registry
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Roaming\gferrfghvbc\bestof.exebestof.exe2⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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MD5
acce3c0ba9b341978211275f39eb34db
SHA1a2ddcc8ceed89151a5aca71da83675caa56b9f37
SHA256c7548d44039ef4712cd3161d51f4d235f7b04fac22234cfcc602a895e87d23f7
SHA5124b8e4f8840796e998858536ffd3cd19f50c9f471b9141ded9bab299b488bf7e951aecdbd2535741b7d61c7688622d7dbb8c24e4f13d9b06463892ffb7590d127
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MD5
acce3c0ba9b341978211275f39eb34db
SHA1a2ddcc8ceed89151a5aca71da83675caa56b9f37
SHA256c7548d44039ef4712cd3161d51f4d235f7b04fac22234cfcc602a895e87d23f7
SHA5124b8e4f8840796e998858536ffd3cd19f50c9f471b9141ded9bab299b488bf7e951aecdbd2535741b7d61c7688622d7dbb8c24e4f13d9b06463892ffb7590d127
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Filesize
4KB
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Filesize
140KB
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Filesize
4KB
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Filesize
200KB
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Filesize
4KB
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Filesize
6.9MB
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Filesize
144KB
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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
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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
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Filesize
4KB
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Filesize
4KB
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Filesize
4KB