General
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Target
file.exe
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Size
1.5MB
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Sample
231031-rbjnsabb38
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MD5
a4883c76d9ea6c7786aa41a01b62f08a
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SHA1
c3dbeec1c769521808e1b1941bea4651772118dc
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SHA256
f1e6304aefc8307071555b490d2d6ee8b7d244f092029d4f6641e13e10608dd2
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SHA512
8fb59e329139f71e1261c807915ce7b7048a5d38160be5ad7adc7781862549e82dcc98081b2ee5a7f6beee250b7f9383777b38f0efab97e81ecda45f0d3e46b6
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SSDEEP
24576:ZydeALh7YahhcsWilooVLwxZiNtjgJ0Q5JnPctJHV3cx8JQn0i:MdLREEbLwxZiXgJr6JHVsK
Static task
static1
Behavioral task
behavioral1
Sample
file.exe
Resource
win10v2004-20231023-en
Malware Config
Extracted
smokeloader
2022
http://77.91.68.29/fks/
Extracted
redline
grome
77.91.124.86:19084
Extracted
amadey
3.89
http://77.91.124.1/theme/index.php
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install_dir
fefffe8cea
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install_file
explothe.exe
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strings_key
36a96139c1118a354edf72b1080d4b2f
Targets
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Target
file.exe
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Size
1.5MB
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MD5
a4883c76d9ea6c7786aa41a01b62f08a
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SHA1
c3dbeec1c769521808e1b1941bea4651772118dc
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SHA256
f1e6304aefc8307071555b490d2d6ee8b7d244f092029d4f6641e13e10608dd2
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SHA512
8fb59e329139f71e1261c807915ce7b7048a5d38160be5ad7adc7781862549e82dcc98081b2ee5a7f6beee250b7f9383777b38f0efab97e81ecda45f0d3e46b6
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SSDEEP
24576:ZydeALh7YahhcsWilooVLwxZiNtjgJ0Q5JnPctJHV3cx8JQn0i:MdLREEbLwxZiXgJr6JHVsK
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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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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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Checks computer location settings
Looks up country code configured in the registry, likely geofence.
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Executes dropped EXE
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Adds Run key to start application
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Suspicious use of SetThreadContext
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MITRE ATT&CK Enterprise v15
Persistence
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Create or Modify System Process
1Windows Service
1Scheduled Task/Job
1Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Create or Modify System Process
1Windows Service
1Scheduled Task/Job
1