General
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Target
49cf3f7dff15bac894c07903ad2b14a89967c0b5c5c7b7f78e4f3f45628def71
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Size
259KB
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Sample
230324-avlttabb22
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MD5
b56983f161b2ff80cad6dbec58ed55fe
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SHA1
fef579427734ffbf25101b1dbbf0b0dd02b7d379
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SHA256
49cf3f7dff15bac894c07903ad2b14a89967c0b5c5c7b7f78e4f3f45628def71
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SHA512
41a838c59c771249e27ce00f91cb9eabe245d9f826719f1fa44ec7edaca884f8aa4042a5987e58bebd4f9bb5852927c561824e3dc76003ec78c5f1017d45cbd9
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SSDEEP
3072:WVGFSFEHpiVOL15eNN/1j0JgozzQQM/9CPUt1y2S5hio6eU:VFYVOLrYN/9EzzQQwCPU32p
Static task
static1
Behavioral task
behavioral1
Sample
49cf3f7dff15bac894c07903ad2b14a89967c0b5c5c7b7f78e4f3f45628def71.exe
Resource
win10v2004-20230220-en
Malware Config
Extracted
smokeloader
2022
http://potunulit.org/
http://hutnilior.net/
http://bulimu55t.net/
http://soryytlic4.net/
http://novanosa5org.org/
http://nuljjjnuli.org/
http://tolilolihul.net/
http://somatoka51hub.net/
http://hujukui3.net/
http://bukubuka1.net/
http://golilopaster.org/
http://newzelannd66.org/
http://otriluyttn.org/
http://aapu.at/tmp/
http://poudineh.com/tmp/
http://firsttrusteedrx.ru/tmp/
http://kingpirate.ru/tmp/
Extracted
djvu
http://zexeq.com/test2/get.php
http://zexeq.com/lancer/get.php
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extension
.tywd
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offline_id
Yao2o6f5vNghOpgVBhEIA8O96SC5vLcgITgaRMt1
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payload_url
http://uaery.top/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-f8UEvx4T0A 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: 0671IsjO
Extracted
smokeloader
pub1
Extracted
smokeloader
sprg
Extracted
amadey
3.65
77.73.134.27/8bmdh3Slb2/index.php
Extracted
vidar
3.1
00d92484c9b27bc8482a2cc94cacc508
https://steamcommunity.com/profiles/76561199472266392
https://t.me/tabootalks
http://135.181.26.183:80
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profile_id_v2
00d92484c9b27bc8482a2cc94cacc508
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user_agent
Mozilla/5.0 (Windows NT 6.1; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/105.0.0.0 Safari/537.36 OPR/91.0.4516.79
Targets
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Target
49cf3f7dff15bac894c07903ad2b14a89967c0b5c5c7b7f78e4f3f45628def71
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Size
259KB
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MD5
b56983f161b2ff80cad6dbec58ed55fe
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SHA1
fef579427734ffbf25101b1dbbf0b0dd02b7d379
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SHA256
49cf3f7dff15bac894c07903ad2b14a89967c0b5c5c7b7f78e4f3f45628def71
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SHA512
41a838c59c771249e27ce00f91cb9eabe245d9f826719f1fa44ec7edaca884f8aa4042a5987e58bebd4f9bb5852927c561824e3dc76003ec78c5f1017d45cbd9
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SSDEEP
3072:WVGFSFEHpiVOL15eNN/1j0JgozzQQM/9CPUt1y2S5hio6eU:VFYVOLrYN/9EzzQQwCPU32p
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Detected Djvu ransomware
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Process spawned unexpected child process
This typically indicates the parent process was compromised via an exploit or macro.
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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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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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