General
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Target
AWB# 102235516763.exe
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Size
525KB
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Sample
211203-ve41nscac7
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MD5
becb8d72429e5816f294986a1772e1a6
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SHA1
d0136b9a5e8443fbdafbd1d97df695f431eb794e
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SHA256
27ff4d7994a19e27c347e7794e0e48fa5c66f36e4f27ab407f9044494dd8c5a5
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SHA512
a2e8ce769f9ee539700b3e14e524c96690e72f8a06eb9b2b46ed654d3dfdd66bf04d7a12ac3f637f19f8eaf528e3ad8ece3ff4006268ed822a25ef95cee65923
Static task
static1
Behavioral task
behavioral1
Sample
AWB# 102235516763.exe
Resource
win7-en-20211104
Behavioral task
behavioral2
Sample
AWB# 102235516763.exe
Resource
win10-en-20211014
Malware Config
Extracted
agenttesla
Protocol: smtp- Host:
mail.demo.jeninfo.com - Port:
587 - Username:
[email protected] - Password:
%e&qapQ3oNkx
Targets
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Target
AWB# 102235516763.exe
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Size
525KB
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MD5
becb8d72429e5816f294986a1772e1a6
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SHA1
d0136b9a5e8443fbdafbd1d97df695f431eb794e
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SHA256
27ff4d7994a19e27c347e7794e0e48fa5c66f36e4f27ab407f9044494dd8c5a5
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SHA512
a2e8ce769f9ee539700b3e14e524c96690e72f8a06eb9b2b46ed654d3dfdd66bf04d7a12ac3f637f19f8eaf528e3ad8ece3ff4006268ed822a25ef95cee65923
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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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Looks for VirtualBox Guest Additions in registry
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Drops file in Drivers directory
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Looks for VMWare Tools registry key
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Checks BIOS information in registry
BIOS information is often read in order to detect sandboxing environments.
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Accesses Microsoft Outlook profiles
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Adds Run key to start application
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Maps connected drives based on registry
Disk information is often read in order to detect sandboxing environments.
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Suspicious use of SetThreadContext
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