General
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Target
b2cae558dc0eb333264ac7c5ae29b83fa1b2c0fd74a1b76e9d93dece8c53aef6
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Size
838KB
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Sample
211203-f4e1hshhb8
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MD5
a5ca107165af127435684d7c6577e5c1
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SHA1
5b8df1071c9657154bd39ea846f9ed9cf9014432
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SHA256
b2cae558dc0eb333264ac7c5ae29b83fa1b2c0fd74a1b76e9d93dece8c53aef6
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SHA512
2a2a0889a851b553eee7fa1d6311dbc85a99202794a4eca044a9b9a215c5cb63e2884d3925e48efc800e1f09c8bfd36f33ff2f9a559b602b4246a6bf0dccb50e
Static task
static1
Behavioral task
behavioral1
Sample
b2cae558dc0eb333264ac7c5ae29b83fa1b2c0fd74a1b76e9d93dece8c53aef6.exe
Resource
win10-en-20211104
Malware Config
Extracted
djvu
http://tzgl.org/fhsgtsspen6/get.php
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extension
.moia
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offline_id
K3PMMX2aWwpnYby88Dzg7tmaIW7Tv0HMWvSyr7t1
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payload_url
http://kotob.top/dl/build2.exe
http://tzgl.org/files/1/build3.exe
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ransomnote
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Targets
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Target
b2cae558dc0eb333264ac7c5ae29b83fa1b2c0fd74a1b76e9d93dece8c53aef6
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Size
838KB
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MD5
a5ca107165af127435684d7c6577e5c1
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SHA1
5b8df1071c9657154bd39ea846f9ed9cf9014432
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SHA256
b2cae558dc0eb333264ac7c5ae29b83fa1b2c0fd74a1b76e9d93dece8c53aef6
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SHA512
2a2a0889a851b553eee7fa1d6311dbc85a99202794a4eca044a9b9a215c5cb63e2884d3925e48efc800e1f09c8bfd36f33ff2f9a559b602b4246a6bf0dccb50e
Score10/10-
Detected Djvu ransomware
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Modifies file permissions
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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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