General
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Target
6b53e5d2d9ce484483c7580162272e18.exe
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Size
259KB
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Sample
210916-rma6sadfa3
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MD5
6b53e5d2d9ce484483c7580162272e18
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SHA1
4d044581e69f2bb876ddb15e45d15d79207360f7
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SHA256
395a803ba3e091e6ac2629c5591e6cd874f68332a436287d0121f5f21b3524e6
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SHA512
3c2d68b3e2e5df3d27d53964905116db1b498ff87b9a0ad04a007e2df58d2244e08a61ed34b5b42b5289b110519c88168805f6d48ff37dbc741b04bbdd9b96bd
Static task
static1
Behavioral task
behavioral1
Sample
6b53e5d2d9ce484483c7580162272e18.exe
Resource
win7v20210408
Malware Config
Extracted
smokeloader
2020
http://fazanaharahe1.xyz/
http://xandelissane2.xyz/
http://ustiassosale3.xyz/
http://cytheriata4.xyz/
http://ggiergionard5.xyz/
http://rrelleynaniy6.store/
http://danniemusoa7.store/
http://nastanizab8.store/
http://onyokandis9.store/
http://dmunaavank10.store/
http://gilmandros11.site/
http://cusanthana12.site/
http://willietjeana13.site/
http://ximusokall14.site/
http://blodinetisha15.site/
http://urydiahadyss16.club/
http://glasamaddama17.club/
http://marlingarly18.club/
http://alluvianna19.club/
http://xandirkaniel20.club/
http://venerynnet1.top/
http://kevonahira2.top/
http://vegangelist3.top/
http://kingriffaele4.top/
http://arakeishant5.top/
Extracted
redline
Mix 1592021
93.115.20.139:28978
Extracted
redline
33
94.26.248.150:17618
Targets
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Target
6b53e5d2d9ce484483c7580162272e18.exe
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Size
259KB
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MD5
6b53e5d2d9ce484483c7580162272e18
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SHA1
4d044581e69f2bb876ddb15e45d15d79207360f7
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SHA256
395a803ba3e091e6ac2629c5591e6cd874f68332a436287d0121f5f21b3524e6
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SHA512
3c2d68b3e2e5df3d27d53964905116db1b498ff87b9a0ad04a007e2df58d2244e08a61ed34b5b42b5289b110519c88168805f6d48ff37dbc741b04bbdd9b96bd
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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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Async RAT 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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Creates new service(s)
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Downloads MZ/PE file
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Executes dropped EXE
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Modifies Installed Components in the registry
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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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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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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
New Service
1Registry Run Keys / Startup Folder
2Modify Existing Service
1Scheduled Task
1Defense Evasion
Disabling Security Tools
1Modify Registry
3Virtualization/Sandbox Evasion
1