General
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Target
a8d8fc71f6f9802c725fd8930b0964d1.exe
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Size
3.3MB
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Sample
210622-j1sgt72nwa
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MD5
a8d8fc71f6f9802c725fd8930b0964d1
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SHA1
f4f79dde85e23bf7a6e0708d665ef38ba0ac6568
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SHA256
36b7419eb850d06e31f8323dfbd6460240d09ec99e34fb5280279d9dc297d1ba
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SHA512
720bbb90a50e77ace5a409618fde663ac76e7db41ca6b55d27124edb9f87e9a85aa8e67cbda01c9dbb6a7a36cf0d8caa9f5f399441fc555f0b48212ed0cb1c83
Static task
static1
Behavioral task
behavioral1
Sample
a8d8fc71f6f9802c725fd8930b0964d1.exe
Resource
win7v20210408
Behavioral task
behavioral2
Sample
a8d8fc71f6f9802c725fd8930b0964d1.exe
Resource
win10v20210408
Malware Config
Extracted
redline
Ani
yaklalau.xyz:80
Extracted
redline
22_6_r
qitoshalan.xyz:80
Extracted
smokeloader
2020
http://ppcspb.com/upload/
http://mebbing.com/upload/
http://twcamel.com/upload/
http://howdycash.com/upload/
http://lahuertasonora.com/upload/
http://kpotiques.com/upload/
Targets
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Target
a8d8fc71f6f9802c725fd8930b0964d1.exe
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Size
3.3MB
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MD5
a8d8fc71f6f9802c725fd8930b0964d1
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SHA1
f4f79dde85e23bf7a6e0708d665ef38ba0ac6568
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SHA256
36b7419eb850d06e31f8323dfbd6460240d09ec99e34fb5280279d9dc297d1ba
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SHA512
720bbb90a50e77ace5a409618fde663ac76e7db41ca6b55d27124edb9f87e9a85aa8e67cbda01c9dbb6a7a36cf0d8caa9f5f399441fc555f0b48212ed0cb1c83
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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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Vidar Stealer
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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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Checks computer location settings
Looks up country code configured in the registry, likely geofence.
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Loads dropped DLL
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Modifies file permissions
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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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Legitimate hosting services abused for malware hosting/C2
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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 Enterprise v6
Defense Evasion
Disabling Security Tools
1File and Directory Permissions Modification
1Modify Registry
2Virtualization/Sandbox Evasion
1Web Service
1