General
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Target
setup.exe
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Size
269KB
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Sample
230327-a6x18acg2y
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MD5
ebbb6676bb7dade3d3021b6bcb74cec7
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SHA1
2a377985f4994c38943602c9d0940f0f00041076
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SHA256
7d9a20548913a2ff76dcfa24bef12ea8fa4ae2bf4ca52111ad0082f6a308ebd5
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SHA512
c101de66d49c0363ca64784ee62ff3bee53f47f29a9a1e8c2c2ae3170a4756c5c418ad3d0f65e17899534c3494efdaa73e46bc8405c72aba9229e8831614a564
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SSDEEP
3072:BBdvYPA+xFopFT7GWnm+F5qBky7HtpsJa5fO6eoNdKeHn78F:SPbSpFTaWni7NpJ5fleIdKe
Static task
static1
Behavioral task
behavioral1
Sample
setup.exe
Resource
win7-20230220-en
Behavioral task
behavioral2
Sample
setup.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
.jywd
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offline_id
MEMHlobHgXqvmTWaMsLcwGZhDOd00bblO1yevst1
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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-fkW8qLaCVQ 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: 0675JOsie
Extracted
smokeloader
pub1
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
Extracted
smokeloader
sprg
Targets
-
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Target
setup.exe
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Size
269KB
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MD5
ebbb6676bb7dade3d3021b6bcb74cec7
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SHA1
2a377985f4994c38943602c9d0940f0f00041076
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SHA256
7d9a20548913a2ff76dcfa24bef12ea8fa4ae2bf4ca52111ad0082f6a308ebd5
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SHA512
c101de66d49c0363ca64784ee62ff3bee53f47f29a9a1e8c2c2ae3170a4756c5c418ad3d0f65e17899534c3494efdaa73e46bc8405c72aba9229e8831614a564
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SSDEEP
3072:BBdvYPA+xFopFT7GWnm+F5qBky7HtpsJa5fO6eoNdKeHn78F:SPbSpFTaWni7NpJ5fleIdKe
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Detected Djvu ransomware
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Modifies security service
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Suspicious use of NtCreateUserProcessOtherParentProcess
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Downloads MZ/PE file
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Stops running service(s)
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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 Microsoft Outlook profiles
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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 NtSetInformationThreadHideFromDebugger
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Suspicious use of SetThreadContext
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MITRE ATT&CK Enterprise v6
Persistence
Modify Existing Service
2Registry Run Keys / Startup Folder
1Scheduled Task
1Defense Evasion
File and Directory Permissions Modification
1Impair Defenses
1Modify Registry
2