General
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Target
57e901877779b6c8cf65630d2c482b11.exe
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Size
261KB
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Sample
211004-w3q96aghd6
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MD5
57e901877779b6c8cf65630d2c482b11
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SHA1
f0c9983cad9ce9f9fecdacec33fd376e28d9db3a
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SHA256
e558134f888d403ba60d7db59978502a9071951528cd4873bd4702921012d69e
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SHA512
c204dd2226e91fc01b0335c638a05f5b5080b84eebb5ef9efe4037e189c4a4b23dbc62df402dee9f5b59d4ebc30b8cc527266962e2dcf273e26f2e4e5b97b058
Static task
static1
Behavioral task
behavioral1
Sample
57e901877779b6c8cf65630d2c482b11.exe
Resource
win7v20210408
Behavioral task
behavioral2
Sample
57e901877779b6c8cf65630d2c482b11.exe
Resource
win10-en-20210920
Malware Config
Extracted
smokeloader
2020
http://fiskahlilian16.top/
http://paishancho17.top/
http://ydiannetter18.top/
http://azarehanelle19.top/
http://quericeriant20.top/
Extracted
redline
Proliv
93.115.20.139:28978
Extracted
raccoon
5ff0ccb2bc00dc52d1ad09949e9c7663bc9ca4d4
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url4cnc
https://t.me/agrybirdsgamerept
Extracted
redline
@big_tastyyy
87.251.71.44:80
Extracted
raccoon
61491ed5436f034714f70beac9b11914bfa969d2
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url4cnc
https://t.me/hdmiprapor
Targets
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Target
57e901877779b6c8cf65630d2c482b11.exe
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Size
261KB
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MD5
57e901877779b6c8cf65630d2c482b11
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SHA1
f0c9983cad9ce9f9fecdacec33fd376e28d9db3a
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SHA256
e558134f888d403ba60d7db59978502a9071951528cd4873bd4702921012d69e
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SHA512
c204dd2226e91fc01b0335c638a05f5b5080b84eebb5ef9efe4037e189c4a4b23dbc62df402dee9f5b59d4ebc30b8cc527266962e2dcf273e26f2e4e5b97b058
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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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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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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
1Defense Evasion
Disabling Security Tools
1Modify Registry
3Virtualization/Sandbox Evasion
1Install Root Certificate
1