General
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Target
RC00564C2802639CLGHTL.exe
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Size
512KB
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Sample
201109-ylb1rkeca6
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MD5
c608f248429afc058f2a9b0ba3a3e98f
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SHA1
46b3668dc85850542e96bab175a4c23d34d1155e
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SHA256
8d47f598292fe9256f28a9b23751612ba420e885d9cf09fb8d389fb2b53ea5ac
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SHA512
7770b281d9d6ef400d476cf78c95e6cc192b2842d7628354df25223e1d45056f60aa11ae22ea0766552eb75cc91c24b79330c8c70fb77b34e3cc83651443040a
Behavioral task
behavioral1
Sample
RC00564C2802639CLGHTL.exe
Resource
win7v20201028
Behavioral task
behavioral2
Sample
RC00564C2802639CLGHTL.exe
Resource
win10v20201028
Malware Config
Extracted
agenttesla
Protocol: smtp- Host:
smtp.yandex.com - Port:
587 - Username:
sologlobal@yandex.com - Password:
amblessed22
Targets
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Target
RC00564C2802639CLGHTL.exe
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Size
512KB
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MD5
c608f248429afc058f2a9b0ba3a3e98f
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SHA1
46b3668dc85850542e96bab175a4c23d34d1155e
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SHA256
8d47f598292fe9256f28a9b23751612ba420e885d9cf09fb8d389fb2b53ea5ac
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SHA512
7770b281d9d6ef400d476cf78c95e6cc192b2842d7628354df25223e1d45056f60aa11ae22ea0766552eb75cc91c24b79330c8c70fb77b34e3cc83651443040a
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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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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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