General
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Target
e3d023e5f6f2e7eebfb12204edd3ac526e830ecc051cf.exe
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Size
287KB
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Sample
210924-zxq9raaaf3
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MD5
6cbf95206889d06445d284b862cf18bf
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SHA1
c85b2f93e81da0d5759f195afdf91a645343fe5d
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SHA256
e3d023e5f6f2e7eebfb12204edd3ac526e830ecc051cfbf9fc9ed24d8dc7d143
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SHA512
45d81eddf9e9c38ed9b8ec6510b6b34c752c5ccc01e22028549ef19921308a8531dbb8c5f9f79833e5df350dd47dc2a3edd430926d45f4f1f31fd329c50393e4
Static task
static1
Behavioral task
behavioral1
Sample
e3d023e5f6f2e7eebfb12204edd3ac526e830ecc051cf.exe
Resource
win7-en-20210920
Behavioral task
behavioral2
Sample
e3d023e5f6f2e7eebfb12204edd3ac526e830ecc051cf.exe
Resource
win10v20210408
Malware Config
Extracted
smokeloader
2020
http://naghenrietti1.top/
http://kimballiett2.top/
http://xadriettany3.top/
http://jebeccallis4.top/
http://nityanneron5.top/
http://umayaniela6.top/
http://lynettaram7.top/
http://sadineyalas8.top/
http://geenaldencia9.top/
http://aradysiusep10.top/
Extracted
redline
2k superstar
185.244.180.224:39957
Extracted
raccoon
5ff0ccb2bc00dc52d1ad09949e9c7663bc9ca4d4
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url4cnc
https://t.me/agrybirdsgamerept
Extracted
redline
135.181.142.223:30397
Extracted
redline
700$
65.21.231.57:60751
Extracted
raccoon
f6d7183c9e82d2a9b81e6c0608450aa66cefb51f
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url4cnc
https://t.me/justoprostohello
Targets
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Target
e3d023e5f6f2e7eebfb12204edd3ac526e830ecc051cf.exe
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Size
287KB
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MD5
6cbf95206889d06445d284b862cf18bf
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SHA1
c85b2f93e81da0d5759f195afdf91a645343fe5d
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SHA256
e3d023e5f6f2e7eebfb12204edd3ac526e830ecc051cfbf9fc9ed24d8dc7d143
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SHA512
45d81eddf9e9c38ed9b8ec6510b6b34c752c5ccc01e22028549ef19921308a8531dbb8c5f9f79833e5df350dd47dc2a3edd430926d45f4f1f31fd329c50393e4
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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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ServHelper
ServHelper is a backdoor written in Delphi and is associated with the hacking group TA505.
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Grants admin privileges
Uses net.exe to modify the user's privileges.
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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 RDP port number used by Windows
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Modifies Windows Firewall
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Sets DLL path for service in the registry
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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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Drops startup file
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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 Enterprise v6
Persistence
Account Manipulation
1Modify Existing Service
1New Service
1Registry Run Keys / Startup Folder
3Scheduled Task
1Defense Evasion
Disabling Security Tools
1Modify Registry
5Virtualization/Sandbox Evasion
1