General
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Target
31e7391507f0770622741989b7b3a00a.exe
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Size
210KB
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Sample
220909-ynnxlacgcl
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MD5
31e7391507f0770622741989b7b3a00a
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SHA1
2d1730f5a123bedc4af5227a8e403878a07bb0b5
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SHA256
8cb86bbcb25685ceebc56873baf12f6fd9f876c2d196a3e973aa7449108c63d7
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SHA512
240c2a16265d1a78c98354d99582d6aaf4278877e79e80c31c74b52e38e118abb6a271b0f313aa22fa1a529ddc2937667fc1ba628e84dcfd8c40e043b78d6908
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SSDEEP
3072:bCqmzqif9dCcCiyAdH3Jqe2KcfCwCllo5Z6:1Af9dCrAhAe2PfCh
Static task
static1
Behavioral task
behavioral1
Sample
31e7391507f0770622741989b7b3a00a.exe
Resource
win7-20220812-en
Behavioral task
behavioral2
Sample
31e7391507f0770622741989b7b3a00a.exe
Resource
win10v2004-20220812-en
Malware Config
Extracted
djvu
http://acacaca.org/lancer/get.php
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extension
.mmdt
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offline_id
yd6oYv6aBN90yFzTWdZ34sXSXtXiauzOLXZyWht1
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payload_url
http://rgyui.top/dl/build2.exe
http://acacaca.org/files/1/build3.exe
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ransomnote
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Extracted
redline
mario_new
176.122.23.55:11768
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auth_value
eeee8d5fcc3ba3a42094ef260c5bdcb4
Extracted
redline
1337
78.153.144.6:2510
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auth_value
b0447922bcbc2eda83260a9e7a638f45
Extracted
redline
nam5
103.89.90.61:34589
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auth_value
f23be8e9063fe5d0c6fc3ee8e7d565bd
Extracted
raccoon
567d5bff28c2a18132d2f88511f07435
http://116.203.167.5/
http://195.201.248.58/
Targets
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Target
31e7391507f0770622741989b7b3a00a.exe
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Size
210KB
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MD5
31e7391507f0770622741989b7b3a00a
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SHA1
2d1730f5a123bedc4af5227a8e403878a07bb0b5
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SHA256
8cb86bbcb25685ceebc56873baf12f6fd9f876c2d196a3e973aa7449108c63d7
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SHA512
240c2a16265d1a78c98354d99582d6aaf4278877e79e80c31c74b52e38e118abb6a271b0f313aa22fa1a529ddc2937667fc1ba628e84dcfd8c40e043b78d6908
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SSDEEP
3072:bCqmzqif9dCcCiyAdH3Jqe2KcfCwCllo5Z6:1Af9dCrAhAe2PfCh
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Detected Djvu ransomware
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Detects Smokeloader packer
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NetSupport
NetSupport is a remote access tool sold as a legitimate system administration software.
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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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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 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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Suspicious use of SetThreadContext
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