General
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Target
f0ed21ec7e7fe7bb1cf447ea79531e85.exe
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Size
265KB
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Sample
210827-zdww2vfqzj
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MD5
f0ed21ec7e7fe7bb1cf447ea79531e85
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SHA1
82d2799147bc3f61f777246f8a3b6ad0b8a2f4da
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SHA256
a485424686877052cdfd71f7f355f2de4c3f4f043e29159774997b71fa940679
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SHA512
b64b1669eab0de1dcb8bba9442364ac66f8a7b0e5fc7b223c8d4ec1e3dec65d98b2a5d4a1e8bdf5836e2250147331788430410e8e2903507fc756a260d70767e
Static task
static1
Behavioral task
behavioral1
Sample
f0ed21ec7e7fe7bb1cf447ea79531e85.exe
Resource
win7v20210410
Behavioral task
behavioral2
Sample
f0ed21ec7e7fe7bb1cf447ea79531e85.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
Sergey777
51.254.68.139:15009
Extracted
redline
1
176.9.244.86:16284
Extracted
C:\!!! ALL YOUR FILES ARE ENCRYPTED !!!.TXT
buran
Targets
-
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Target
f0ed21ec7e7fe7bb1cf447ea79531e85.exe
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Size
265KB
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MD5
f0ed21ec7e7fe7bb1cf447ea79531e85
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SHA1
82d2799147bc3f61f777246f8a3b6ad0b8a2f4da
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SHA256
a485424686877052cdfd71f7f355f2de4c3f4f043e29159774997b71fa940679
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SHA512
b64b1669eab0de1dcb8bba9442364ac66f8a7b0e5fc7b223c8d4ec1e3dec65d98b2a5d4a1e8bdf5836e2250147331788430410e8e2903507fc756a260d70767e
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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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suricata: ET MALWARE Sharik/Smoke CnC Beacon 11
suricata: ET MALWARE Sharik/Smoke CnC Beacon 11
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Identifies VirtualBox via ACPI registry values (likely anti-VM)
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XMRig Miner Payload
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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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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