General
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Target
52e47b8fce4d62090ae9ea026acf6d3164384d993489c111941df713590152f4
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Size
664KB
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Sample
221129-1s14tsee91
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MD5
d9afdbf7050e0973224b267dbffa9457
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SHA1
bf7d808baea954c2eac0e30c9cae4ef3e26673d2
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SHA256
52e47b8fce4d62090ae9ea026acf6d3164384d993489c111941df713590152f4
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SHA512
3ced6e58b5758118363ed776194e0883ea3766c75980136dbe0c81b334402d18dbadccfba4cddc495bdbcb03e2d97ac9ffcd01177df15977f408dcb87839614a
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SSDEEP
12288:I2oEBh+lVC/uDsNBSz542C3En8dsyqXFp90jxcPH7Zw0e2qJ2nE5KW:I2hhN/K6M54hEn8dwj90GtezUndW
Static task
static1
Behavioral task
behavioral1
Sample
52e47b8fce4d62090ae9ea026acf6d3164384d993489c111941df713590152f4.exe
Resource
win7-20220812-en
Behavioral task
behavioral2
Sample
52e47b8fce4d62090ae9ea026acf6d3164384d993489c111941df713590152f4.exe
Resource
win10-20220812-en
Malware Config
Extracted
djvu
http://fresherlights.com/test1/get.php
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extension
.uyro
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offline_id
HtkmULXEgJoZa495hFUJlvKCD0OwnxklbkoITjt1
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payload_url
http://uaery.top/dl/build2.exe
http://fresherlights.com/files/1/build3.exe
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ransomnote
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Extracted
vidar
56
517
https://t.me/asifrazatg
https://steamcommunity.com/profiles/76561199439929669
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profile_id
517
Targets
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Target
52e47b8fce4d62090ae9ea026acf6d3164384d993489c111941df713590152f4
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Size
664KB
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MD5
d9afdbf7050e0973224b267dbffa9457
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SHA1
bf7d808baea954c2eac0e30c9cae4ef3e26673d2
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SHA256
52e47b8fce4d62090ae9ea026acf6d3164384d993489c111941df713590152f4
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SHA512
3ced6e58b5758118363ed776194e0883ea3766c75980136dbe0c81b334402d18dbadccfba4cddc495bdbcb03e2d97ac9ffcd01177df15977f408dcb87839614a
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SSDEEP
12288:I2oEBh+lVC/uDsNBSz542C3En8dsyqXFp90jxcPH7Zw0e2qJ2nE5KW:I2hhN/K6M54hEn8dwj90GtezUndW
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Detected Djvu ransomware
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Downloads MZ/PE file
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Executes dropped EXE
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Loads dropped DLL
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Modifies file permissions
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Accesses cryptocurrency files/wallets, possible credential harvesting
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Adds Run key to start application
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Checks installed software on the system
Looks up Uninstall key entries in the registry to enumerate software on the system.
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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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