General
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Target
ac4a4f2c3aa540f549208cda3a665172.exe
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Size
1.2MB
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Sample
220130-hj7wxagefj
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MD5
ac4a4f2c3aa540f549208cda3a665172
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SHA1
680cd1a44f2ed1106bbb11db3ec82f0f0e24bbf7
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SHA256
bcd66e880239ab8ce978dc7f4821493eac620378d74e628633c4b5d44082f312
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SHA512
26b8a132456611311f05e2d40438f493e8b3945f6ce12ba32892d201bfb9a86585385b22c56786e08dd287bf57e2bc9bb1eee955e291abec14c4e8721826fd81
Static task
static1
Behavioral task
behavioral1
Sample
ac4a4f2c3aa540f549208cda3a665172.exe
Resource
win7-en-20211208
Malware Config
Extracted
redline
45.9.20.40:50162
Extracted
redline
123
46.3.199.85:4329
Targets
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Target
ac4a4f2c3aa540f549208cda3a665172.exe
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Size
1.2MB
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MD5
ac4a4f2c3aa540f549208cda3a665172
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SHA1
680cd1a44f2ed1106bbb11db3ec82f0f0e24bbf7
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SHA256
bcd66e880239ab8ce978dc7f4821493eac620378d74e628633c4b5d44082f312
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SHA512
26b8a132456611311f05e2d40438f493e8b3945f6ce12ba32892d201bfb9a86585385b22c56786e08dd287bf57e2bc9bb1eee955e291abec14c4e8721826fd81
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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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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 Terse alphanumeric executable downloader high likelihood of being hostile
suricata: ET MALWARE Terse alphanumeric executable downloader high likelihood of being hostile
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Identifies VirtualBox via ACPI registry values (likely anti-VM)
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Downloads MZ/PE file
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Executes dropped EXE
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Checks BIOS information in registry
BIOS information is often read in order to detect sandboxing environments.
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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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Suspicious use of NtSetInformationThreadHideFromDebugger
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Suspicious use of SetThreadContext
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MITRE ATT&CK Matrix ATT&CK v6
Persistence
Modify Existing Service
1Registry Run Keys / Startup Folder
1Scheduled Task
1Defense Evasion
Modify Registry
2Disabling Security Tools
1Virtualization/Sandbox Evasion
1