General
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Target
a9a599117ed65d023805c1a6a99706592039b1bf09f71edf109103d3041275df
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Size
710KB
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Sample
221202-cx37zsea67
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MD5
c19380ab27466e806f80fbd3b1a4ba68
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SHA1
a0ae6c4cc2cae705f4464e0bb6749a3ffd4ef707
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SHA256
a9a599117ed65d023805c1a6a99706592039b1bf09f71edf109103d3041275df
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SHA512
54f6f15eda03ae4364a3ba5c8627c2d9d43f8ba7089938a7fb8d07e14ad804fd9f442f0e14b23f7bc484d676107a41268ef9b02ac7a6944058735d316de4ae29
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SSDEEP
12288:4D13Rgj1VkpNK9i+r5BA84lOEHtQYB58oi5D49PQDW:Q1Bg6KbADOjYB2zD4e
Static task
static1
Behavioral task
behavioral1
Sample
a9a599117ed65d023805c1a6a99706592039b1bf09f71edf109103d3041275df.exe
Resource
win10-20220812-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
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-5UcwRdS3ED 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: [email protected] Reserve e-mail address to contact us: [email protected] Your personal ID: 0609djfsieE
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
a9a599117ed65d023805c1a6a99706592039b1bf09f71edf109103d3041275df
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Size
710KB
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MD5
c19380ab27466e806f80fbd3b1a4ba68
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SHA1
a0ae6c4cc2cae705f4464e0bb6749a3ffd4ef707
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SHA256
a9a599117ed65d023805c1a6a99706592039b1bf09f71edf109103d3041275df
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SHA512
54f6f15eda03ae4364a3ba5c8627c2d9d43f8ba7089938a7fb8d07e14ad804fd9f442f0e14b23f7bc484d676107a41268ef9b02ac7a6944058735d316de4ae29
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SSDEEP
12288:4D13Rgj1VkpNK9i+r5BA84lOEHtQYB58oi5D49PQDW:Q1Bg6KbADOjYB2zD4e
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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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