General
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Target
756feeaec24bcada5d473a53931ac665c2a159083f408d41e7fe1c8fcb0b9a6b
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Size
537KB
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Sample
210804-kw88rdfh5e
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MD5
fa548af33ac073be63464186b33198aa
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SHA1
6a49f366a9e962fca0f33d4fbd9a7bab9b076306
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SHA256
756feeaec24bcada5d473a53931ac665c2a159083f408d41e7fe1c8fcb0b9a6b
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SHA512
47378048c422c793cffb091c782739ae34fd39788820c73c49215a6e859768c9e89d0e73f7aa7284ad5f6254add180d57c95b2a8a0b72b5f60524663eac7b962
Malware Config
Extracted
agenttesla
Protocol: smtp- Host:
mail.tolipgoldenplaza.com - Port:
587 - Username:
[email protected] - Password:
Golden@#$2019
Extracted
Protocol: smtp- Host:
mail.tolipgoldenplaza.com - Port:
587 - Username:
[email protected] - Password:
Golden@#$2019
Targets
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Target
756feeaec24bcada5d473a53931ac665c2a159083f408d41e7fe1c8fcb0b9a6b
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Size
537KB
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MD5
fa548af33ac073be63464186b33198aa
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SHA1
6a49f366a9e962fca0f33d4fbd9a7bab9b076306
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SHA256
756feeaec24bcada5d473a53931ac665c2a159083f408d41e7fe1c8fcb0b9a6b
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SHA512
47378048c422c793cffb091c782739ae34fd39788820c73c49215a6e859768c9e89d0e73f7aa7284ad5f6254add180d57c95b2a8a0b72b5f60524663eac7b962
Score10/10-
AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
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CoreEntity .NET Packer
A .NET packer called CoreEntity where it has embedded the payload as a BitMap object which is later decrypted.
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AgentTesla Payload
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ReZer0 packer
Detects ReZer0, a packer with multiple versions used in various campaigns.
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Disables Task Manager via registry modification
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Drops file in Drivers directory
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Reads data files stored by FTP clients
Tries to access configuration files associated with programs like FileZilla.
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Reads user/profile data of local email clients
Email clients store some user data on disk where infostealers will often target it.
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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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Suspicious use of SetThreadContext
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