General
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Target
REQUEST FOR QUOTATION.xls
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Size
1.3MB
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Sample
230627-pa79mseh41
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MD5
4bdecf933cf87cac4f8aed299fdcd572
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SHA1
f51de953af94d96108b1f8269aa91274de64e4dd
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SHA256
5278127c9e67bad3f8f2470c767aac3c0801cbbcf7c68c1d2e57a37e989b83ed
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SHA512
4458aff6ce0e3e85668b5aead589716d49e62fb449f940126f7c4b80b2566d274e7ca23a1c02bb70eb3ffa41dfeaf89217de46bd3bf921eb39fbf8dd28d817fb
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SSDEEP
24576:84xqLKYjW4DLwBkLjVcDLwBk9iw17IpuLLkDePd6ACmdg1rl7FeYp:bQLKYjWPgjVboX1sMkQCmdql5e
Static task
static1
Behavioral task
behavioral1
Sample
REQUEST FOR QUOTATION.xls
Resource
win7-20230621-en
Behavioral task
behavioral2
Sample
REQUEST FOR QUOTATION.xls
Resource
win10v2004-20230621-en
Malware Config
Extracted
agenttesla
Protocol: smtp- Host:
us2.smtp.mailhostbox.com - Port:
587 - Username:
[email protected] - Password:
kV$bSqJ1 daniel - Email To:
[email protected]
Targets
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Target
REQUEST FOR QUOTATION.xls
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Size
1.3MB
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MD5
4bdecf933cf87cac4f8aed299fdcd572
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SHA1
f51de953af94d96108b1f8269aa91274de64e4dd
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SHA256
5278127c9e67bad3f8f2470c767aac3c0801cbbcf7c68c1d2e57a37e989b83ed
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SHA512
4458aff6ce0e3e85668b5aead589716d49e62fb449f940126f7c4b80b2566d274e7ca23a1c02bb70eb3ffa41dfeaf89217de46bd3bf921eb39fbf8dd28d817fb
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SSDEEP
24576:84xqLKYjW4DLwBkLjVcDLwBk9iw17IpuLLkDePd6ACmdg1rl7FeYp:bQLKYjWPgjVboX1sMkQCmdql5e
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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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Drops file in System32 directory
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Suspicious use of SetThreadContext
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