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General
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Target
REVISED INVOICE.xlsx
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Size
180KB
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Sample
221003-h1hcksecdj
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MD5
4f12f3d51d9d16c64b0a4b826bbc5b11
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SHA1
f1e8d4ac587fc56e83fff309b7e4684298e3d8c0
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SHA256
29013957f0c83fb4e8b4c8e8461b17987fa66101fc438c07d0e89c42aa3db4e2
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SHA512
e1cbe000d390c3a276a7b067fabdb25814aea2b96c06375171a72d8c65992c46e12806a5fc77272034ec1be5ef0653c980f5d2e5546cea8d64895d128e58a0ee
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SSDEEP
3072:OuLGZNKq0qSv+tiKx9RT8FhaWAbVnXLxZryxVsE3h3SY2W8U+6oEgVPAsW+mS:4ZNwVv0GtA9XdxyYER3d2W8hFEgRAr+P
Static task
static1
Behavioral task
behavioral1
Sample
REVISED INVOICE.xlsx
Resource
win7-20220901-en
Behavioral task
behavioral2
Sample
REVISED INVOICE.xlsx
Resource
win10v2004-20220812-en
Malware Config
Extracted
agenttesla
https://api.telegram.org/bot2134979594:AAFk4QkrlHlt2a-q-EhIoHZBbzxSH0QxiBI/sendDocument
Targets
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Target
REVISED INVOICE.xlsx
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Size
180KB
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MD5
4f12f3d51d9d16c64b0a4b826bbc5b11
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SHA1
f1e8d4ac587fc56e83fff309b7e4684298e3d8c0
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SHA256
29013957f0c83fb4e8b4c8e8461b17987fa66101fc438c07d0e89c42aa3db4e2
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SHA512
e1cbe000d390c3a276a7b067fabdb25814aea2b96c06375171a72d8c65992c46e12806a5fc77272034ec1be5ef0653c980f5d2e5546cea8d64895d128e58a0ee
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SSDEEP
3072:OuLGZNKq0qSv+tiKx9RT8FhaWAbVnXLxZryxVsE3h3SY2W8U+6oEgVPAsW+mS:4ZNwVv0GtA9XdxyYER3d2W8hFEgRAr+P
Score10/10-
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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Drops file in Drivers directory
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Executes dropped EXE
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Loads dropped DLL
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Uses the VBS compiler for execution
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Suspicious use of SetThreadContext
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