General
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Target
d1e994205c210be262e375a80e3c900de3141e34bf2ef6e271f05e72fd082221
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Size
793KB
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Sample
230608-fwe1jsch9y
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MD5
fe589851105ceb4e9bc63a2c90cb6c17
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SHA1
a583fae39966da9f5512131bd3a4cdccc541ec66
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SHA256
d1e994205c210be262e375a80e3c900de3141e34bf2ef6e271f05e72fd082221
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SHA512
cfcb8d5e45f7e1ab71a9a328e174fb2f93d8271dc9b2608319dfcf9dae8868312b756d1c0e81bc8f5039f7de946425f9940ca926554e2c030e3a715c0fc8d769
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SSDEEP
12288:2lhUQed7NAiT1MplzufNJkkTe4i4VHXfse9oay7kH9Jx+jGwCKuJHZRA:2lWd5AG8aNJkka4iSPse9or7ko172HA
Malware Config
Extracted
djvu
http://zexeq.com/test1/get.php
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extension
.nerz
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offline_id
0vTA6MA1m5nzrdffOCJC7YmAa4Lp6YNN8lOJ4mt1
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payload_url
http://colisumy.com/dl/build2.exe
http://zexeq.com/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-vc50LyB2yb 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: support@freshmail.top Reserve e-mail address to contact us: datarestorehelp@airmail.cc Your personal ID: 0722JOsie
Extracted
vidar
4.2
a81bcf59d85e6e13257840e65b9d1da8
https://steamcommunity.com/profiles/76561199511129510
https://t.me/rechnungsbetrag
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profile_id_v2
a81bcf59d85e6e13257840e65b9d1da8
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user_agent
Mozilla/5.0 (Windows NT 6.3; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/75.0.3770.38 Safari/537.36 Brave/75
Targets
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Target
d1e994205c210be262e375a80e3c900de3141e34bf2ef6e271f05e72fd082221
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Size
793KB
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MD5
fe589851105ceb4e9bc63a2c90cb6c17
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SHA1
a583fae39966da9f5512131bd3a4cdccc541ec66
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SHA256
d1e994205c210be262e375a80e3c900de3141e34bf2ef6e271f05e72fd082221
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SHA512
cfcb8d5e45f7e1ab71a9a328e174fb2f93d8271dc9b2608319dfcf9dae8868312b756d1c0e81bc8f5039f7de946425f9940ca926554e2c030e3a715c0fc8d769
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SSDEEP
12288:2lhUQed7NAiT1MplzufNJkkTe4i4VHXfse9oay7kH9Jx+jGwCKuJHZRA:2lWd5AG8aNJkka4iSPse9or7ko172HA
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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Downloads MZ/PE file
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Checks computer location settings
Looks up country code configured in the registry, likely geofence.
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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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