General
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Target
50% advance.xlsx
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Size
716KB
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Sample
230718-hw5bjsgg77
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MD5
a21634089f4284e5a98cba0fdccc0c2b
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SHA1
f76ae74d83aa6fd191b58de5b97a62b3f34ca575
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SHA256
f88a48d1b14bf973f60c9c7a1a12536798e62866508702618caacdc90cc3aae7
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SHA512
f46741e26f48d3cada98f1f3e1a0c56a2c267671ad6e491b8e0146b7df115962191dde8f2e41adcea7a1e1a37a5f1fb6e9303c039b0f43bd38d785c9ec7877b8
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SSDEEP
12288:zj9AzdrnD3ySLgeXC905gTRVCftMR2Wn5i17rOvNg2IIQsJw0GOMB+0yxT8CLz1A:zCzZnTLpXE05gTRVCfcQcyiJw0dMBq36
Static task
static1
Behavioral task
behavioral1
Sample
50% advance.xlsx
Resource
win7-20230712-en
Behavioral task
behavioral2
Sample
50% advance.xlsx
Resource
win10v2004-20230703-en
Malware Config
Extracted
agenttesla
Protocol: smtp- Host:
mail.awelleh3.top - Port:
587 - Username:
[email protected] - Password:
Abj5Da*?5iE# - Email To:
[email protected]
Targets
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Target
50% advance.xlsx
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Size
716KB
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MD5
a21634089f4284e5a98cba0fdccc0c2b
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SHA1
f76ae74d83aa6fd191b58de5b97a62b3f34ca575
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SHA256
f88a48d1b14bf973f60c9c7a1a12536798e62866508702618caacdc90cc3aae7
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SHA512
f46741e26f48d3cada98f1f3e1a0c56a2c267671ad6e491b8e0146b7df115962191dde8f2e41adcea7a1e1a37a5f1fb6e9303c039b0f43bd38d785c9ec7877b8
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SSDEEP
12288:zj9AzdrnD3ySLgeXC905gTRVCftMR2Wn5i17rOvNg2IIQsJw0GOMB+0yxT8CLz1A:zCzZnTLpXE05gTRVCfcQcyiJw0dMBq36
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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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Executes dropped EXE
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Loads dropped DLL
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Accesses Microsoft Outlook profiles
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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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