General
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Target
b29c4e8ad98d7eadce7bc60a429238f3.exe
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Size
138KB
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Sample
210828-vnn9mpj5se
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MD5
b29c4e8ad98d7eadce7bc60a429238f3
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SHA1
454cb598b5554c7002ac6162c020703d4cfe2669
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SHA256
c4d7602ccab54e9e281a304d7632dad3673df7afe33e5ca4bedcd64bc997f11b
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SHA512
2d724c0ad473517566d107b91179f632eafb17d96aa552eb88bd996d17fcc1a2e93112892b623ec4658ba9347527c3cb5bb18a720ac88141594375824693a326
Static task
static1
Behavioral task
behavioral1
Sample
b29c4e8ad98d7eadce7bc60a429238f3.exe
Resource
win7v20210408
Malware Config
Extracted
smokeloader
2020
http://aucmoney.com/upload/
http://thegymmum.com/upload/
http://atvcampingtrips.com/upload/
http://kuapakualaman.com/upload/
http://renatazarazua.com/upload/
http://nasufmutlu.com/upload/
Extracted
redline
185.215.113.29:8678
Extracted
redline
hello
80.66.87.33:36976
Targets
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Target
b29c4e8ad98d7eadce7bc60a429238f3.exe
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Size
138KB
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MD5
b29c4e8ad98d7eadce7bc60a429238f3
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SHA1
454cb598b5554c7002ac6162c020703d4cfe2669
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SHA256
c4d7602ccab54e9e281a304d7632dad3673df7afe33e5ca4bedcd64bc997f11b
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SHA512
2d724c0ad473517566d107b91179f632eafb17d96aa552eb88bd996d17fcc1a2e93112892b623ec4658ba9347527c3cb5bb18a720ac88141594375824693a326
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RedLine
RedLine Stealer is a malware family written in C#, first appearing in early 2020.
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RedLine Payload
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Identifies VirtualBox via ACPI registry values (likely anti-VM)
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Vidar Stealer
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Downloads MZ/PE file
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Executes dropped EXE
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Checks BIOS information in registry
BIOS information is often read in order to detect sandboxing environments.
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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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Writes to the Master Boot Record (MBR)
Bootkits write to the MBR to gain persistence at a level below the operating system.
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Suspicious use of NtSetInformationThreadHideFromDebugger
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Suspicious use of SetThreadContext
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