General
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Target
752f26eeb90e099450027d7f5584fe864f683aecc0f8a2685d7c33b5a880a136
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Size
723KB
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Sample
230608-ac1v1saa6s
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MD5
7d59b198e9a9f5d889c7deaeab37028f
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SHA1
7f10c1b1befda911abc32af4ad20a1186d7b032a
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SHA256
752f26eeb90e099450027d7f5584fe864f683aecc0f8a2685d7c33b5a880a136
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SHA512
e0c10225529384907ba1dac0306d25f9e7f34b94651414b31963f036672ba6060cfdf98e1f1798dbab2ff435a182e98e257eee3c5d2c29fb96ad7e4fadf85a7d
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SSDEEP
12288:gW/JszO95OoIDlt78tMt0xXQRy3ceznrIwwFEiYE0B:gcsKOoIct1XQRy3cezrIM3E
Static task
static1
Behavioral task
behavioral1
Sample
752f26eeb90e099450027d7f5584fe864f683aecc0f8a2685d7c33b5a880a136.exe
Resource
win10-20230220-en
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
752f26eeb90e099450027d7f5584fe864f683aecc0f8a2685d7c33b5a880a136
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Size
723KB
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MD5
7d59b198e9a9f5d889c7deaeab37028f
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SHA1
7f10c1b1befda911abc32af4ad20a1186d7b032a
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SHA256
752f26eeb90e099450027d7f5584fe864f683aecc0f8a2685d7c33b5a880a136
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SHA512
e0c10225529384907ba1dac0306d25f9e7f34b94651414b31963f036672ba6060cfdf98e1f1798dbab2ff435a182e98e257eee3c5d2c29fb96ad7e4fadf85a7d
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SSDEEP
12288:gW/JszO95OoIDlt78tMt0xXQRy3ceznrIwwFEiYE0B:gcsKOoIct1XQRy3cezrIM3E
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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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