General
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Target
6c9180544f8700e62adb7569f9e6729e2b9fbdfc56e5ff8fbcec21742348a0c6
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Size
239KB
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Sample
220105-rjls4sadd6
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MD5
2ede4a024513d13dad50bf825dbd6481
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SHA1
244bb6c1dd69f944133ae292dfdff9c71d22d76d
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SHA256
6c9180544f8700e62adb7569f9e6729e2b9fbdfc56e5ff8fbcec21742348a0c6
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SHA512
4de5eb94e1d4c5706581c1c4d8db67b044b0859cc7e42e55551df3185eb46550067b7292c1c2d2207060e5f8a882b3b7170ba05e24f06466ebca1e2eccd42fe2
Static task
static1
Behavioral task
behavioral1
Sample
6c9180544f8700e62adb7569f9e6729e2b9fbdfc56e5ff8fbcec21742348a0c6.exe
Resource
win10-en-20211208
Malware Config
Extracted
smokeloader
2020
http://host-data-coin-11.com/
http://file-coin-host-12.com/
Extracted
tofsee
patmushta.info
parubey.info
Extracted
raccoon
10da56e7e71e97bdc1f36eb76813bbc3231de7e4
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url4cnc
http://194.180.174.53/capibar
http://91.219.236.18/capibar
http://194.180.174.41/capibar
http://91.219.236.148/capibar
https://t.me/capibar
Targets
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Target
6c9180544f8700e62adb7569f9e6729e2b9fbdfc56e5ff8fbcec21742348a0c6
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Size
239KB
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MD5
2ede4a024513d13dad50bf825dbd6481
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SHA1
244bb6c1dd69f944133ae292dfdff9c71d22d76d
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SHA256
6c9180544f8700e62adb7569f9e6729e2b9fbdfc56e5ff8fbcec21742348a0c6
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SHA512
4de5eb94e1d4c5706581c1c4d8db67b044b0859cc7e42e55551df3185eb46550067b7292c1c2d2207060e5f8a882b3b7170ba05e24f06466ebca1e2eccd42fe2
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Suspicious use of NtCreateProcessExOtherParentProcess
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Arkei Stealer 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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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 Matrix ATT&CK v6
Persistence
New Service
1Modify Existing Service
1Registry Run Keys / Startup Folder
1Defense Evasion
Disabling Security Tools
1Modify Registry
2Virtualization/Sandbox Evasion
1