General
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Target
ef5182e386c1b5e967b1a0453f1438fdd0b0a301a44144ea579da7b6e6b40e05.zip
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Size
1.7MB
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Sample
240402-mbqd4sfb49
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MD5
c9a592336f42e66ebe20ae54ed03e60d
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SHA1
fbdd8a76ff0dabd508e53a0632bfbdf965e0c52d
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SHA256
e894e512fe27660f40186ef22b1733258ef7ba38e246f3ec63faca9bee473526
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SHA512
e1a3b9c3964cf2748e6b4224d8d2905cdecfd292020700c48b72c8dfa8f270de631c871ee8aae53ca88a40dc4733dab80fff0ddf5059fa7926efcbe26927e127
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SSDEEP
49152:mWJ5aEnM5eqcfhk9YMJm/05jtWc1xPyEFvtUmxJ:BBnlfhxkvhD/vdP
Static task
static1
Behavioral task
behavioral1
Sample
ef5182e386c1b5e967b1a0453f1438fdd0b0a301a44144ea579da7b6e6b40e05.exe
Resource
win10v2004-20240226-en
Malware Config
Extracted
smokeloader
2022
http://77.91.68.29/fks/
Extracted
redline
homed
109.107.182.133:19084
Extracted
amadey
3.89
http://77.91.124.1
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install_dir
fefffe8cea
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install_file
explothe.exe
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strings_key
36a96139c1118a354edf72b1080d4b2f
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url_paths
/theme/index.php
Targets
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Target
ef5182e386c1b5e967b1a0453f1438fdd0b0a301a44144ea579da7b6e6b40e05.exe
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Size
1.8MB
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MD5
a3c11e627b5f362ae70343be367590de
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SHA1
7a858fd003632d1369cd5ad0b9540d9263e644a9
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SHA256
ef5182e386c1b5e967b1a0453f1438fdd0b0a301a44144ea579da7b6e6b40e05
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SHA512
52cc56af05f10687351eead59bebd184cb42cd926f9496c79decb68fb022ac5db97ee7cfc28980982b1f3659dd57484fab0731d2667cb486adef343c3fa77142
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SSDEEP
49152:1qyyS5eqlIz8PH38ed53gNMN9goXJA70XIqLj:nyAnlrPV3COPXfXI
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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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Detect Mystic stealer payload
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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