General
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Target
file.exe
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Size
223KB
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Sample
221224-sefa7sab35
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MD5
145ec338f9f4b24892d9e47ec4c6ebb8
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SHA1
616cd450c21c4e2deed4cc6d399673f4b1f8ec8f
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SHA256
8778ba1b708ce54c34d73edb94652b1366aab8d41d61efa7be890d3626a02b2c
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SHA512
646ecf6e380c4819e867632bf039405d03abb11d7bb1407ce2e61ff8e17e3c2d23fdaf2871dbb8df35f2e066a1ae3b926a04c3f243d0a063109cd532169f9b5b
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SSDEEP
3072:bDle3LXAbv5+tu1zGHOSvva/JKi6fiauD8iU/f/ln:cLXo2uWiMi6qaM8iUt
Static task
static1
Behavioral task
behavioral1
Sample
file.exe
Resource
win7-20221111-en
Behavioral task
behavioral2
Sample
file.exe
Resource
win10v2004-20221111-en
Malware Config
Extracted
redline
mario23_10
167.235.252.160:10642
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auth_value
eca57cfb5172f71dc45986763bb98942
Extracted
djvu
http://ex3mall.com/lancer/get.php
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extension
.isza
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offline_id
m3KmScxfDyEQzJYP8qjOSfP4FvpsOXlekGuMPzt1
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payload_url
http://uaery.top/dl/build2.exe
http://ex3mall.com/files/1/build3.exe
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ransomnote
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Extracted
amadey
3.61
62.204.41.79/U7vfDb3kg/index.php
Targets
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Target
file.exe
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Size
223KB
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MD5
145ec338f9f4b24892d9e47ec4c6ebb8
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SHA1
616cd450c21c4e2deed4cc6d399673f4b1f8ec8f
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SHA256
8778ba1b708ce54c34d73edb94652b1366aab8d41d61efa7be890d3626a02b2c
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SHA512
646ecf6e380c4819e867632bf039405d03abb11d7bb1407ce2e61ff8e17e3c2d23fdaf2871dbb8df35f2e066a1ae3b926a04c3f243d0a063109cd532169f9b5b
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SSDEEP
3072:bDle3LXAbv5+tu1zGHOSvva/JKi6fiauD8iU/f/ln:cLXo2uWiMi6qaM8iUt
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Detect Amadey credential stealer module
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Detected Djvu ransomware
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Detects Smokeloader packer
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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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Blocklisted process makes network request
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Downloads MZ/PE file
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Executes dropped EXE
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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 Microsoft Outlook profiles
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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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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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Suspicious use of SetThreadContext
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