General
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Target
a77ddde732c33e1faf100031351f141b7afa88525c5ac6a03805f7e59720ad51
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Size
794KB
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Sample
220523-yaszdsgdhn
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MD5
43a54331fd7de4f56a2c17941f346637
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SHA1
238938de018a0e38c19a2d2a38287ac10ea92209
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SHA256
a77ddde732c33e1faf100031351f141b7afa88525c5ac6a03805f7e59720ad51
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SHA512
0d3dfb1913a0633ed42aec834fb6fec33c05b4f91ca21ad0689572a7c3eedaa42d435ae0913f0de547fd8c20a8bedd7e58eec5e63c95b43666d370728bfecc53
Malware Config
Extracted
djvu
http://ugll.org/test1/get.php
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extension
.nnuz
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offline_id
vBBkNb2o254Xzi3oCcyyfpBNyU9yOZKLh1HH5Mt1
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payload_url
http://zerit.top/dl/build2.exe
http://ugll.org/files/1/build3.exe
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ransomnote
ATTENTION! Don't worry, you can return all your files! All your files like pictures, databases, documents and other important are encrypted with strongest encryption and unique key. The only method of recovering files is to purchase decrypt tool and unique key for you. This software will decrypt all your encrypted files. What guarantees you have? You can send one of your encrypted file from your PC and we decrypt it for free. But we can decrypt only 1 file for free. File must not contain valuable information. You can get and look video overview decrypt tool: https://we.tl/t-wYSZeUnrpa Price of private key and decrypt software is $980. Discount 50% available if you contact us first 72 hours, that's price for you is $490. Please note that you'll never restore your data without payment. Check your e-mail "Spam" or "Junk" folder if you don't get answer more than 6 hours. To get this software you need write on our e-mail: admin@helpdata.top Reserve e-mail address to contact us: supportsys@airmail.cc Your personal ID: 0485JIjdm
Extracted
vidar
52.1
517
https://t.me/verstappenf1r
https://climatejustice.social/@ronxik312
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profile_id
517
Targets
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Target
a77ddde732c33e1faf100031351f141b7afa88525c5ac6a03805f7e59720ad51
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Size
794KB
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MD5
43a54331fd7de4f56a2c17941f346637
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SHA1
238938de018a0e38c19a2d2a38287ac10ea92209
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SHA256
a77ddde732c33e1faf100031351f141b7afa88525c5ac6a03805f7e59720ad51
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SHA512
0d3dfb1913a0633ed42aec834fb6fec33c05b4f91ca21ad0689572a7c3eedaa42d435ae0913f0de547fd8c20a8bedd7e58eec5e63c95b43666d370728bfecc53
Score10/10-
Detected Djvu ransomware
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Djvu Ransomware
Ransomware which is a variant of the STOP family.
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Vidar
Vidar is an infostealer based on Arkei stealer.
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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 W32/Agent.OGR!tr.pws Stealer
suricata: ET MALWARE W32/Agent.OGR!tr.pws Stealer
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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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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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Reads user/profile data of web browsers
Infostealers often target stored browser data, which can include saved credentials etc.
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Accesses 2FA software files, possible credential harvesting
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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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