General
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Target
file
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Size
329KB
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Sample
220927-x9b99aece4
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MD5
7f42d917ea83f5f4b159661d581c661e
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SHA1
89a38f9e95827a1348a428d8f3c5366a3613e932
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SHA256
f7d30dd28a8fa43fff19f4b71ba5273a60ff7a03ce01643ce958b8f4a02752b3
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SHA512
f1d431da0df38bbad3f608a349e00f79fba3027356cd3eefc689a26f92fb9f77aabedec31def450bedf06a4dcf0ba44f64ba8f8c8ecb92e1e6f4b3b0c2d47619
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SSDEEP
6144:eskqDDZi3gZA+JU1EIS60hr5nigabwVfsQ:esk+Z++MNiviBQ
Static task
static1
Behavioral task
behavioral1
Sample
file.exe
Resource
win7-20220901-en
Behavioral task
behavioral2
Sample
file.exe
Resource
win10v2004-20220812-en
Malware Config
Extracted
djvu
http://winnlinne.com/lancer/get.php
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extension
.ofww
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offline_id
xkNzhkB1wvgoDI7Uo0HPNLY3qCuwoFpP7nlhlut1
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payload_url
http://rgyui.top/dl/build2.exe
http://winnlinne.com/files/1/build3.exe
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ransomnote
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Extracted
vidar
54.7
517
https://t.me/trampapanam
https://nerdculture.de/@yoxhyp
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profile_id
517
Extracted
redline
11
51.89.201.21:7161
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auth_value
e6aadafed1fda7723d7655a5894828d2
Extracted
redline
fud
45.15.156.7:48638
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auth_value
da2faefdcf53c9d85fcbb82d0cbf4876
Targets
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Target
file
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Size
329KB
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MD5
7f42d917ea83f5f4b159661d581c661e
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SHA1
89a38f9e95827a1348a428d8f3c5366a3613e932
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SHA256
f7d30dd28a8fa43fff19f4b71ba5273a60ff7a03ce01643ce958b8f4a02752b3
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SHA512
f1d431da0df38bbad3f608a349e00f79fba3027356cd3eefc689a26f92fb9f77aabedec31def450bedf06a4dcf0ba44f64ba8f8c8ecb92e1e6f4b3b0c2d47619
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SSDEEP
6144:eskqDDZi3gZA+JU1EIS60hr5nigabwVfsQ:esk+Z++MNiviBQ
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DcRat
DarkCrystal(DC) is a new .NET RAT active since June 2019 capable of loading additional plugins.
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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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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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Checks computer location settings
Looks up country code configured in the registry, likely geofence.
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Identifies Wine through registry keys
Wine is a compatibility layer capable of running Windows applications, which can be used as sandboxing environment.
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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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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 NtSetInformationThreadHideFromDebugger
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Suspicious use of SetThreadContext
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