General
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Target
PO2400099.xls
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Size
654KB
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Sample
240515-nevcxaeg91
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MD5
eb36a60bcbb2ebc9589dfba194e0fe4e
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SHA1
bb4d8cff5fb3d4a3c33f15f0591fa531599192c3
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SHA256
9bb53799bde0d349927aadb0ec2a52e0b783efb1d8520adeffc4222c36bff093
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SHA512
6cd8d5c009f6138a2ab97f3fcaac29be007483a64204454f0e89855c92167831710b39b167ccb8beb368e51cf1f89fbd9026ae29aed947f2949e46f4f1435e03
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SSDEEP
12288:3kTCQ5HK3hrUP/qPQZR8MxAm/SzxQE1Rq+v1mzPs6eWfo/e36RvZFg:GCQ5HKRrUP/mMxqaE13sY6BA/e3
Static task
static1
Behavioral task
behavioral1
Sample
PO2400099.xls
Resource
win7-20240220-en
Behavioral task
behavioral2
Sample
PO2400099.xls
Resource
win10v2004-20240226-en
Malware Config
Extracted
agenttesla
Protocol: smtp- Host:
mail.magna.com.pk - Port:
587 - Username:
[email protected] - Password:
Ahp6wqxfZb)D - Email To:
[email protected]
Targets
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Target
PO2400099.xls
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Size
654KB
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MD5
eb36a60bcbb2ebc9589dfba194e0fe4e
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SHA1
bb4d8cff5fb3d4a3c33f15f0591fa531599192c3
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SHA256
9bb53799bde0d349927aadb0ec2a52e0b783efb1d8520adeffc4222c36bff093
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SHA512
6cd8d5c009f6138a2ab97f3fcaac29be007483a64204454f0e89855c92167831710b39b167ccb8beb368e51cf1f89fbd9026ae29aed947f2949e46f4f1435e03
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SSDEEP
12288:3kTCQ5HK3hrUP/qPQZR8MxAm/SzxQE1Rq+v1mzPs6eWfo/e36RvZFg:GCQ5HKRrUP/mMxqaE13sY6BA/e3
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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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Command and Scripting Interpreter: PowerShell
Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.
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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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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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