General
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Target
TT USD6780.xls
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Size
317KB
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Sample
240311-v7p28abf67
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MD5
c890a287cfe77ff099940ee470a85e6e
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SHA1
2cf1ddc5c8d92494c9562a990ac9a2c013ac21ef
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SHA256
55abb276600e4782360ea97c0fcf47c12944bf09a22df6d923d9d6edb40b26bc
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SHA512
e2d36012debd50ce713266a61adf8bd9a69be8570827fe48c38b184d55c56de6629a7db713eca9b80b8e0f19da3d51e12631724e9e80ee3ea77c0040c044b6db
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SSDEEP
6144:SVunJ6cY35qAOJl/YrLYz+WrNhZF+E+fgL+0dD8ivSbV5UMIYAaB5YSNcXwQDDgJ:S4J6x3bV5UMIaB6SNcVDgmhe/TxWe4O
Static task
static1
Behavioral task
behavioral1
Sample
TT USD6780.xls
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
TT USD6780.xls
Resource
win10v2004-20231215-en
Malware Config
Extracted
agenttesla
Protocol: smtp- Host:
us2.smtp.mailhostbox.com - Port:
587 - Username:
[email protected] - Password:
jCXzqcP1 daniel 3116 - Email To:
[email protected]
Targets
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Target
TT USD6780.xls
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Size
317KB
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MD5
c890a287cfe77ff099940ee470a85e6e
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SHA1
2cf1ddc5c8d92494c9562a990ac9a2c013ac21ef
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SHA256
55abb276600e4782360ea97c0fcf47c12944bf09a22df6d923d9d6edb40b26bc
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SHA512
e2d36012debd50ce713266a61adf8bd9a69be8570827fe48c38b184d55c56de6629a7db713eca9b80b8e0f19da3d51e12631724e9e80ee3ea77c0040c044b6db
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SSDEEP
6144:SVunJ6cY35qAOJl/YrLYz+WrNhZF+E+fgL+0dD8ivSbV5UMIYAaB5YSNcXwQDDgJ:S4J6x3bV5UMIaB6SNcVDgmhe/TxWe4O
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AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
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Blocklisted process makes network request
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Downloads MZ/PE file
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Abuses OpenXML format to download file from external location
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Executes dropped EXE
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Loads dropped DLL
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Adds Run key to start application
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Looks up external IP address via web service
Uses a legitimate IP lookup service to find the infected system's external IP.
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Suspicious use of SetThreadContext
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