General
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Target
Xlrfx.bat
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Size
2.5MB
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Sample
240515-m1nxksea61
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MD5
044b5f7f1996339fb95ab61afe9ce63b
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SHA1
9b1ad4a81ae03ebb25d252eb12473dfe667af900
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SHA256
c8b23374cfaebcceb230474be736c7d7c012c073a9c253bcf3dec1a26c920079
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SHA512
77faaa93f02be4925d7238b63bc3651525f4438f70231173944aa71c1dc3429cbc9905cdaaf7eec454bd08f7e12b81424cf6db4021615e52a79635078817d948
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SSDEEP
49152:Bio8vLA4esjKTI2VerQB+Mctxbqrhl8ManSazNv:o
Static task
static1
Behavioral task
behavioral1
Sample
Xlrfx.bat
Resource
win7-20240508-en
Behavioral task
behavioral2
Sample
Xlrfx.bat
Resource
win10v2004-20240508-en
Malware Config
Extracted
agenttesla
Protocol: smtp- Host:
mail.qvise.com - Port:
587 - Username:
[email protected] - Password:
Qvise@45450# - Email To:
[email protected]
Targets
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Target
Xlrfx.bat
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Size
2.5MB
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MD5
044b5f7f1996339fb95ab61afe9ce63b
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SHA1
9b1ad4a81ae03ebb25d252eb12473dfe667af900
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SHA256
c8b23374cfaebcceb230474be736c7d7c012c073a9c253bcf3dec1a26c920079
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SHA512
77faaa93f02be4925d7238b63bc3651525f4438f70231173944aa71c1dc3429cbc9905cdaaf7eec454bd08f7e12b81424cf6db4021615e52a79635078817d948
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SSDEEP
49152:Bio8vLA4esjKTI2VerQB+Mctxbqrhl8ManSazNv:o
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AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
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Detect ZGRat V1
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Executes dropped EXE
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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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MITRE ATT&CK Enterprise v15
Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Defense Evasion
Hide Artifacts
2Hidden Files and Directories
2Modify Registry
1