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General
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Target
e91a1bebf77ad8fac5dbdaa8a655791e8cb545b043c1afc31715fc3c604d0346
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Size
840KB
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Sample
221204-bd5q2ada42
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MD5
2567fd482ef2662f504e93b94b707b71
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SHA1
b7af6fa0c9e8330ffd8b6ef42d5194a4b0929954
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SHA256
e91a1bebf77ad8fac5dbdaa8a655791e8cb545b043c1afc31715fc3c604d0346
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SHA512
1d5429f4e55fffa3ac7bc5a851a46801c44899a6f6693d856762954d67b7537cb00b374b4d846dfc63195d1b43d7ccbd56b9b9db42919404bfb659529737a517
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SSDEEP
12288:PoopZbb7EsjDYUZdFUzu9T1133F9gfROqpBXYAS4PFhTA5+l/7CMW3VLY:PPpBb7EW3dDT1X8Oq3dS4PFe5eZ6VL
Static task
static1
Behavioral task
behavioral1
Sample
e91a1bebf77ad8fac5dbdaa8a655791e8cb545b043c1afc31715fc3c604d0346.exe
Resource
win10v2004-20220812-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
e91a1bebf77ad8fac5dbdaa8a655791e8cb545b043c1afc31715fc3c604d0346
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Size
840KB
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MD5
2567fd482ef2662f504e93b94b707b71
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SHA1
b7af6fa0c9e8330ffd8b6ef42d5194a4b0929954
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SHA256
e91a1bebf77ad8fac5dbdaa8a655791e8cb545b043c1afc31715fc3c604d0346
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SHA512
1d5429f4e55fffa3ac7bc5a851a46801c44899a6f6693d856762954d67b7537cb00b374b4d846dfc63195d1b43d7ccbd56b9b9db42919404bfb659529737a517
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SSDEEP
12288:PoopZbb7EsjDYUZdFUzu9T1133F9gfROqpBXYAS4PFhTA5+l/7CMW3VLY:PPpBb7EW3dDT1X8Oq3dS4PFe5eZ6VL
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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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Checks computer location settings
Looks up country code configured in the registry, likely geofence.
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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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