General
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Target
68d490a7108bac63ee6e80c32c18f5ae52f104f1ddab45c0f8be44f5cf95c0cf
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Size
695KB
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Sample
211126-rmpdeacgdp
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MD5
0f88cd3f908f19f95f80c6216d655355
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SHA1
f4bc0d1251abbd3f45b56897e5c196371064c144
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SHA256
68d490a7108bac63ee6e80c32c18f5ae52f104f1ddab45c0f8be44f5cf95c0cf
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SHA512
d2dda243de6f415d43cd29c97f87065c3f29ca804c23dabe100d74a3bd4c418020bc982b13da2fce377fea71a1ea06029f254adcf065093c1034e386c8e51fb0
Malware Config
Extracted
djvu
http://tzgl.org/fhsgtsspen6/get.php
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extension
.rigj
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offline_id
Z5GGASEfY71jtxU3i3E8kzvrTJmY9oiZkjcSm0t1
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payload_url
http://kotob.top/dl/build2.exe
http://tzgl.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-Tjb0YqckGX 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: manager@mailtemp.ch Reserve e-mail address to contact us: helprestoremanager@airmail.cc Your personal ID: 0353gSd743d
Extracted
vidar
48.7
517
https://mstdn.social/@anapa
https://mastodon.social/@mniami
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profile_id
517
Targets
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Target
68d490a7108bac63ee6e80c32c18f5ae52f104f1ddab45c0f8be44f5cf95c0cf
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Size
695KB
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MD5
0f88cd3f908f19f95f80c6216d655355
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SHA1
f4bc0d1251abbd3f45b56897e5c196371064c144
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SHA256
68d490a7108bac63ee6e80c32c18f5ae52f104f1ddab45c0f8be44f5cf95c0cf
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SHA512
d2dda243de6f415d43cd29c97f87065c3f29ca804c23dabe100d74a3bd4c418020bc982b13da2fce377fea71a1ea06029f254adcf065093c1034e386c8e51fb0
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 Suspicious Zipped Filename in Outbound POST Request (Passwords.txt)
suricata: ET MALWARE Suspicious Zipped Filename in Outbound POST Request (Passwords.txt)
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suricata: ET MALWARE Vidar/Arkei Stealer Client Data Upload
suricata: ET MALWARE Vidar/Arkei Stealer Client Data Upload
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suricata: ET MALWARE Vidar/Arkei/Megumin/Oski Stealer Data Exfil
suricata: ET MALWARE Vidar/Arkei/Megumin/Oski Stealer Data Exfil
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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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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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