General
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Target
TRANSF.vbs
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Size
19KB
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Sample
240923-rfjvca1hmc
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MD5
0f800567f6a43b8ffd8e798bc9f6d0ef
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SHA1
cafb5d7641be2a7b09df950ca18d4fcdce3d86c9
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SHA256
4ac0cae97c31320f59c86ff1a49916abe51417f3e71efbb2794a619285d5c2c5
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SHA512
84ce5da3d8b4effd3ee79c483919396f2cb4084da39ca4e8f868bfcf71af7b243693bb7ee9c0b208bf9737ce5b82f3b2d613fdb29737b2bf0007319898267964
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SSDEEP
384:QQ3GOmBsxCn6EPbz4KGsucW3k82RhyUKYHTKGPQ5PEf8szkM8vtbn2DlXQBb:t39cs86EPbjSmlTKGQPu8ckjF2Rab
Static task
static1
Behavioral task
behavioral1
Sample
TRANSF.vbs
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
TRANSF.vbs
Resource
win10v2004-20240802-en
Malware Config
Extracted
agenttesla
Protocol: smtp- Host:
smtp.yandex.com - Port:
587 - Username:
[email protected] - Password:
marcellinus360 - Email To:
[email protected]
Targets
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Target
TRANSF.vbs
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Size
19KB
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MD5
0f800567f6a43b8ffd8e798bc9f6d0ef
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SHA1
cafb5d7641be2a7b09df950ca18d4fcdce3d86c9
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SHA256
4ac0cae97c31320f59c86ff1a49916abe51417f3e71efbb2794a619285d5c2c5
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SHA512
84ce5da3d8b4effd3ee79c483919396f2cb4084da39ca4e8f868bfcf71af7b243693bb7ee9c0b208bf9737ce5b82f3b2d613fdb29737b2bf0007319898267964
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SSDEEP
384:QQ3GOmBsxCn6EPbz4KGsucW3k82RhyUKYHTKGPQ5PEf8szkM8vtbn2DlXQBb:t39cs86EPbjSmlTKGQPu8ckjF2Rab
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AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
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Credentials from Password Stores: Credentials from Web Browsers
Malicious Access or copy of Web Browser Credential store.
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Blocklisted process makes network request
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Checks computer location settings
Looks up country code configured in the registry, likely geofence.
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Legitimate hosting services abused for malware hosting/C2
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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 NtCreateThreadExHideFromDebugger
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Suspicious use of NtSetInformationThreadHideFromDebugger
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Suspicious use of SetThreadContext
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