General
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Target
63e937774424d76298755427b96f2c4056f236407ea412764844f3e9cdfc8eac.exe
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Size
300KB
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Sample
211218-n7zs4afger
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MD5
227f369cdc49c8104fb2561a99074b05
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SHA1
4c5c0d8c707898be42080eb03bd547cdce3c2286
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SHA256
63e937774424d76298755427b96f2c4056f236407ea412764844f3e9cdfc8eac
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SHA512
d67a8e9cc9ddcc67eef7c8641cbe98a1fd1e406d484c72fb943e0982742f6a7bf22a156dd3e70cd8b47e39ce061788996113378ba877b9aa07d2cebf97246e3d
Static task
static1
Malware Config
Extracted
smokeloader
2020
http://host-data-coin-11.com/
http://file-coin-host-12.com/
Extracted
tofsee
mubrikych.top
oxxyfix.xyz
Extracted
redline
1
86.107.197.138:38133
Extracted
vidar
49.1
1100
https://noc.social/@sergeev46
https://c.im/@sergeev47
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profile_id
1100
Targets
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Target
63e937774424d76298755427b96f2c4056f236407ea412764844f3e9cdfc8eac.exe
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Size
300KB
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MD5
227f369cdc49c8104fb2561a99074b05
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SHA1
4c5c0d8c707898be42080eb03bd547cdce3c2286
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SHA256
63e937774424d76298755427b96f2c4056f236407ea412764844f3e9cdfc8eac
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SHA512
d67a8e9cc9ddcc67eef7c8641cbe98a1fd1e406d484c72fb943e0982742f6a7bf22a156dd3e70cd8b47e39ce061788996113378ba877b9aa07d2cebf97246e3d
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Process spawned unexpected child process
This typically indicates the parent process was compromised via an exploit or macro.
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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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Suspicious use of NtCreateProcessExOtherParentProcess
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suricata: ET MALWARE Potential Dridex.Maldoc Minimal Executable Request
suricata: ET MALWARE Potential Dridex.Maldoc Minimal Executable Request
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suricata: ET MALWARE Sharik/Smoke CnC Beacon 11
suricata: ET MALWARE Sharik/Smoke CnC Beacon 11
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suricata: ET MALWARE Single char EXE direct download likely trojan (multiple families)
suricata: ET MALWARE Single char EXE direct download likely trojan (multiple families)
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suricata: ET MALWARE Suspicious Zipped Filename in Outbound POST Request (Passwords.txt)
suricata: ET MALWARE Suspicious Zipped Filename in Outbound POST Request (Passwords.txt)
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suricata: ET MALWARE Vidar/Arkei Stealer Client Data Upload
suricata: ET MALWARE Vidar/Arkei Stealer Client Data Upload
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suricata: ET MALWARE Vidar/Arkei/Megumin/Oski Stealer Data Exfil
suricata: ET MALWARE Vidar/Arkei/Megumin/Oski Stealer Data Exfil
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Arkei Stealer Payload
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Vidar Stealer
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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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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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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
1Modify Existing Service
1Registry Run Keys / Startup Folder
2Scheduled Task
1Defense Evasion
Disabling Security Tools
1Modify Registry
4Install Root Certificate
1