General
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Target
d0b6a38e179551f376f618fea518b8a8.exe
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Size
176KB
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Sample
210826-4qlc5cbxwj
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MD5
d0b6a38e179551f376f618fea518b8a8
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SHA1
abbda88f8a1515c7f55beb8f61819d0625ea7fd8
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SHA256
e90b71eb37848d9a2148655ed128e438b2cca59eeaff11a21402b7ea62fe1894
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SHA512
d2b7d0376490289358e81ff88d78b4c5366234e30cce23a5c869d635ce0dd64785da3bf2e789b76b659200ea6155954dc06a918484e374f0e680345965fe8127
Static task
static1
Behavioral task
behavioral1
Sample
d0b6a38e179551f376f618fea518b8a8.exe
Resource
win7v20210408
Behavioral task
behavioral2
Sample
d0b6a38e179551f376f618fea518b8a8.exe
Resource
win10v20210410
Malware Config
Extracted
C:\!!! ALL YOUR FILES ARE ENCRYPTED !!!.TXT
buran
Extracted
smokeloader
2020
http://readinglistforaugust1.xyz/
http://readinglistforaugust2.xyz/
http://readinglistforaugust3.xyz/
http://readinglistforaugust4.xyz/
http://readinglistforaugust5.xyz/
http://readinglistforaugust6.xyz/
http://readinglistforaugust7.xyz/
http://readinglistforaugust8.xyz/
http://readinglistforaugust9.xyz/
http://readinglistforaugust10.xyz/
http://readinglistforaugust1.site/
http://readinglistforaugust2.site/
http://readinglistforaugust3.site/
http://readinglistforaugust4.site/
http://readinglistforaugust5.site/
http://readinglistforaugust6.site/
http://readinglistforaugust7.site/
http://readinglistforaugust8.site/
http://readinglistforaugust9.site/
http://readinglistforaugust10.site/
http://readinglistforaugust1.club/
http://readinglistforaugust2.club/
http://readinglistforaugust3.club/
http://readinglistforaugust4.club/
http://readinglistforaugust5.club/
http://readinglistforaugust6.club/
http://readinglistforaugust7.club/
http://readinglistforaugust8.club/
http://readinglistforaugust9.club/
http://readinglistforaugust10.club/
Extracted
raccoon
fe582536ec580228180f270f7cb80a867860e010
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url4cnc
https://telete.in/xylichanjk
Extracted
redline
1
176.9.244.86:16284
Extracted
redline
supertraff2
135.148.139.222:1494
Extracted
C:\!!! ALL YOUR FILES ARE ENCRYPTED !!!.TXT
buran
Extracted
redline
Moneymaker
77.83.175.169:11490
Targets
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Target
d0b6a38e179551f376f618fea518b8a8.exe
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Size
176KB
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MD5
d0b6a38e179551f376f618fea518b8a8
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SHA1
abbda88f8a1515c7f55beb8f61819d0625ea7fd8
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SHA256
e90b71eb37848d9a2148655ed128e438b2cca59eeaff11a21402b7ea62fe1894
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SHA512
d2b7d0376490289358e81ff88d78b4c5366234e30cce23a5c869d635ce0dd64785da3bf2e789b76b659200ea6155954dc06a918484e374f0e680345965fe8127
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Buran
Ransomware-as-a-service based on the VegaLocker family first identified in 2019.
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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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XMRig Miner Payload
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Blocklisted process makes network request
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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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Modifies extensions of user files
Ransomware generally changes the extension on encrypted files.
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Sets service image path in registry
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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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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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Enumerates connected drives
Attempts to read the root path of hard drives other than the default C: drive.
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Legitimate hosting services abused for malware hosting/C2
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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 Enterprise v6
Persistence
Modify Existing Service
1New Service
1Registry Run Keys / Startup Folder
2Defense Evasion
Disabling Security Tools
1File Deletion
2Install Root Certificate
1Modify Registry
4Virtualization/Sandbox Evasion
1Web Service
1