General
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Target
d36c099ec4271de4455566a31ccbf2184b033e3d72ae21c8b96b97d62925ce5b
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Size
238KB
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Sample
230404-f9ab8aeh7w
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MD5
04c55d37045805e71400e7174b94e78c
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SHA1
299b5f7f1797ba01d9b2c79bd175b2ceb01f1f88
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SHA256
d36c099ec4271de4455566a31ccbf2184b033e3d72ae21c8b96b97d62925ce5b
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SHA512
54dfe6858612671c0c67af53a7abd73bc8cb87783bb88b29dd3793af4a8e32a7c5547107d5c3f89ba22d9b09997ba645d41826b29b462afca5f526436f789d5b
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SSDEEP
3072:CGkySXHW0D4vTI+F4pXd6evhAm3bgRJvJDFQLf75zblLwqu32qaJSNn:upHWVTITCm0i7zibaW
Static task
static1
Behavioral task
behavioral1
Sample
d36c099ec4271de4455566a31ccbf2184b033e3d72ae21c8b96b97d62925ce5b.exe
Resource
win10v2004-20230221-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
.nifr
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offline_id
FCP2fiITr4rryFhFBnA59GMgwES5CunmcbPc76t1
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payload_url
http://uaery.top/dl/build2.exe
http://zexeq.com/files/1/build3.exe
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ransomnote
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Extracted
smokeloader
pub1
Extracted
vidar
3.2
5df88deb5dde677ba658b77ad5f60248
https://steamcommunity.com/profiles/76561199489580435
https://t.me/tabootalks
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profile_id_v2
5df88deb5dde677ba658b77ad5f60248
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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
amadey
3.65
77.73.134.27/8bmdh3Slb2/index.php
Targets
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Target
d36c099ec4271de4455566a31ccbf2184b033e3d72ae21c8b96b97d62925ce5b
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Size
238KB
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MD5
04c55d37045805e71400e7174b94e78c
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SHA1
299b5f7f1797ba01d9b2c79bd175b2ceb01f1f88
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SHA256
d36c099ec4271de4455566a31ccbf2184b033e3d72ae21c8b96b97d62925ce5b
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SHA512
54dfe6858612671c0c67af53a7abd73bc8cb87783bb88b29dd3793af4a8e32a7c5547107d5c3f89ba22d9b09997ba645d41826b29b462afca5f526436f789d5b
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SSDEEP
3072:CGkySXHW0D4vTI+F4pXd6evhAm3bgRJvJDFQLf75zblLwqu32qaJSNn:upHWVTITCm0i7zibaW
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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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Identifies VirtualBox via ACPI registry values (likely anti-VM)
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Blocklisted process makes network request
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Downloads MZ/PE file
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Stops running service(s)
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Checks BIOS information in registry
BIOS information is often read in order to detect sandboxing environments.
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Checks computer location settings
Looks up country code configured in the registry, likely geofence.
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Drops startup 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 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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Drops file in System32 directory
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Suspicious use of NtSetInformationThreadHideFromDebugger
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Suspicious use of SetThreadContext
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MITRE ATT&CK Matrix ATT&CK v6
Persistence
Modify Existing Service
2Registry Run Keys / Startup Folder
1Scheduled Task
1Defense Evasion
Modify Registry
2Virtualization/Sandbox Evasion
1Impair Defenses
1File Permissions Modification
1