General
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Target
7042b758914fbab9b9f8b4656b733386.exe
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Size
290KB
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Sample
210619-xn7dff59gx
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MD5
7042b758914fbab9b9f8b4656b733386
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SHA1
793e31735d0e879f6480d1ded212c7f49cad54c4
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SHA256
1f445aea75db35206f00610e21e04bcae95c26155f9fccb3dbbb7b8601ba1404
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SHA512
1bd4091bf5970c989836756aeb047c684db2ece102d816d8ab8e378bcaa27e69ac84f319e7fd6139bc1a35362b222819372bda64de07be90305b5ba7f88d5b6c
Static task
static1
Behavioral task
behavioral1
Sample
7042b758914fbab9b9f8b4656b733386.exe
Resource
win7v20210408
Behavioral task
behavioral2
Sample
7042b758914fbab9b9f8b4656b733386.exe
Resource
win10v20210410
Malware Config
Extracted
smokeloader
2020
http://999080321newfolder1002002131-service1002.space/
http://999080321newfolder1002002231-service1002.space/
http://999080321newfolder3100231-service1002.space/
http://999080321newfolder1002002431-service1002.space/
http://999080321newfolder1002002531-service1002.space/
http://999080321newfolder33417-012425999080321.space/
http://999080321test125831-service10020125999080321.space/
http://999080321test136831-service10020125999080321.space/
http://999080321test147831-service10020125999080321.space/
http://999080321test146831-service10020125999080321.space/
http://999080321test134831-service10020125999080321.space/
http://999080321est213531-service1002012425999080321.ru/
http://999080321yes1t3481-service10020125999080321.ru/
http://999080321test13561-service10020125999080321.su/
http://999080321test14781-service10020125999080321.info/
http://999080321test13461-service10020125999080321.net/
http://999080321test15671-service10020125999080321.tech/
http://999080321test12671-service10020125999080321.online/
http://999080321utest1341-service10020125999080321.ru/
http://999080321uest71-service100201dom25999080321.ru/
http://999080321test61-service10020125999080321.website/
http://999080321test51-service10020125999080321.xyz/
http://999080321test41-service100201pro25999080321.ru/
http://999080321yest31-service100201rus25999080321.ru/
http://999080321rest21-service10020125999080321.eu/
http://999080321test11-service10020125999080321.press/
http://999080321newfolder4561-service10020125999080321.ru/
http://999080321rustest213-service10020125999080321.ru/
http://999080321test281-service10020125999080321.ru/
http://999080321test261-service10020125999080321.space/
http://999080321yomtest251-service10020125999080321.ru/
http://999080321yirtest231-service10020125999080321.ru/
http://nusurtal4f.net/
http://netomishnetojuk.net/
http://escalivrouter.net/
http://nick22doom4.net/
http://wrioshtivsio.su/
http://nusotiso4.su/
http://rickkhtovkka.biz/
http://palisotoliso.net/
Extracted
raccoon
50f8ded12c46443e43915127b1219ac2fc439bb6
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url4cnc
https://tttttt.me/mimimimaxormin
Extracted
vidar
39.3
824
https://bandakere.tumblr.com
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profile_id
824
Extracted
vidar
39.3
517
https://bandakere.tumblr.com
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profile_id
517
Targets
-
-
Target
7042b758914fbab9b9f8b4656b733386.exe
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Size
290KB
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MD5
7042b758914fbab9b9f8b4656b733386
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SHA1
793e31735d0e879f6480d1ded212c7f49cad54c4
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SHA256
1f445aea75db35206f00610e21e04bcae95c26155f9fccb3dbbb7b8601ba1404
-
SHA512
1bd4091bf5970c989836756aeb047c684db2ece102d816d8ab8e378bcaa27e69ac84f319e7fd6139bc1a35362b222819372bda64de07be90305b5ba7f88d5b6c
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Vidar Stealer
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Creates new service(s)
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Downloads MZ/PE file
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Executes dropped EXE
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Modifies Windows Firewall
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Sets service image path in registry
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Deletes itself
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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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Drops file in System32 directory
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Suspicious use of SetThreadContext
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MITRE ATT&CK Matrix ATT&CK v6
Persistence
New Service
1Modify Existing Service
1Registry Run Keys / Startup Folder
2Defense Evasion
Disabling Security Tools
1Modify Registry
4File Permissions Modification
1Install Root Certificate
1