General
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Target
FACTURA POR YD21-PIIMT0726..xlsx
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Size
228KB
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Sample
211112-mtbcxadbh4
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MD5
f2ecdf9f8a260927da1cc7677453de70
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SHA1
9e3514d7b1a267f3b61fe19a5545e68062591278
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SHA256
45fa0af9ea01c68fb0e9d26a3cfd4902852f0f97385515bac1cfb7b69b1d661f
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SHA512
15e881e11807b0184720f344c9afc80f662ce82cceba25545b97a725d73530fb40f88c7738a471492bd5710324712f08b60c837e25131d8e20f9814ff7a47247
Static task
static1
Behavioral task
behavioral1
Sample
FACTURA POR YD21-PIIMT0726..xlsx
Resource
win7-en-20211104
Behavioral task
behavioral2
Sample
FACTURA POR YD21-PIIMT0726..xlsx
Resource
win10-en-20211014
Malware Config
Extracted
agenttesla
https://api.telegram.org/bot1923270472:AAFHljVp-f8Q5-X0iy70Vfe0aTch5THPa-U/sendDocument
Targets
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Target
FACTURA POR YD21-PIIMT0726..xlsx
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Size
228KB
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MD5
f2ecdf9f8a260927da1cc7677453de70
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SHA1
9e3514d7b1a267f3b61fe19a5545e68062591278
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SHA256
45fa0af9ea01c68fb0e9d26a3cfd4902852f0f97385515bac1cfb7b69b1d661f
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SHA512
15e881e11807b0184720f344c9afc80f662ce82cceba25545b97a725d73530fb40f88c7738a471492bd5710324712f08b60c837e25131d8e20f9814ff7a47247
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AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
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AgentTesla 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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Loads dropped DLL
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Obfuscated with Agile.Net obfuscator
Detects use of the Agile.Net commercial obfuscator, which is capable of entity renaming and control flow obfuscation.
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Uses the VBS compiler for execution
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Suspicious use of SetThreadContext
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