General
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Target
131c3bd8985dd5fd4ef1bbff41c6e17402c97d13c1423d072537a1469c90fd4b
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Size
795KB
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Sample
220502-315hbsfcbj
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MD5
c2bb5ae3802fd8bf0e59c6af29fb88f2
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SHA1
60971a5bd87565366a1487a59f09b9e0464c6f40
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SHA256
131c3bd8985dd5fd4ef1bbff41c6e17402c97d13c1423d072537a1469c90fd4b
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SHA512
d3860f97404f1c5ac3acc70443d11f2cbeccc8fa809d5d547df1037de2c243c9667ab3e451588b4a69c43d55a6167df04ef1f655dbeb2bbfff86491d21938e50
Static task
static1
Behavioral task
behavioral1
Sample
131c3bd8985dd5fd4ef1bbff41c6e17402c97d13c1423d072537a1469c90fd4b.exe
Resource
win10-20220414-en
Malware Config
Extracted
djvu
http://fuyt.org/fhsgtsspen6/get.php
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extension
.mmob
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offline_id
w6IKbZ9nGWp1wM5W7MK8obmynSc0Hx2FVdvsSzt1
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payload_url
http://zerit.top/dl/build2.exe
http://fuyt.org/files/1/build3.exe
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ransomnote
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Extracted
vidar
51.8
517
https://t.me/mm20220428
https://koyu.space/@ronxik123
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profile_id
517
Targets
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Target
131c3bd8985dd5fd4ef1bbff41c6e17402c97d13c1423d072537a1469c90fd4b
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Size
795KB
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MD5
c2bb5ae3802fd8bf0e59c6af29fb88f2
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SHA1
60971a5bd87565366a1487a59f09b9e0464c6f40
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SHA256
131c3bd8985dd5fd4ef1bbff41c6e17402c97d13c1423d072537a1469c90fd4b
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SHA512
d3860f97404f1c5ac3acc70443d11f2cbeccc8fa809d5d547df1037de2c243c9667ab3e451588b4a69c43d55a6167df04ef1f655dbeb2bbfff86491d21938e50
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Detected Djvu ransomware
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suricata: ET MALWARE Potential Dridex.Maldoc Minimal Executable Request
suricata: ET MALWARE Potential Dridex.Maldoc Minimal Executable Request
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suricata: ET MALWARE Win32/Filecoder.STOP Variant Public Key Download
suricata: ET MALWARE Win32/Filecoder.STOP Variant Public Key Download
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suricata: ET MALWARE Win32/Filecoder.STOP Variant Request for Public Key
suricata: ET MALWARE Win32/Filecoder.STOP Variant Request for Public Key
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suricata: ET MALWARE Win32/Vodkagats Loader Requesting Payload
suricata: ET MALWARE Win32/Vodkagats Loader Requesting Payload
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Vidar Stealer
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Downloads MZ/PE file
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Executes dropped EXE
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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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