General
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Target
Redline_secondary_4.zip
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Size
1.5MB
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Sample
231107-rv9djshf5y
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MD5
d84102ba042cf6e224377d0a0450f614
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SHA1
bf28ddd186296050cbd3b60aa964b2fdd27e00a3
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SHA256
7b11e0c4682ea6ec248ff969fbca51a9615813b06371f4139dd249d3457965c5
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SHA512
7107ebb4531bed2ab1a2d32d7cfdd19b1c3d51cacd17a2a546935249124858e7d853090fe8420e432c98b0a6cda05aab7a3600dc5fc58ef738b45ae1d70a7aa0
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SSDEEP
24576:KOVWLmh1U8djtJt4Z/WOC48DPDtUlBx9RksPn7q6TIz6zWtfycB4MtkAaTkp3Hxu:PV9U8dRJt4q4Y5UT7+sPu7fycSMtaTwA
Static task
static1
Behavioral task
behavioral1
Sample
bd8a5591dc17ce8459aff7806c25d0ac87a6d2d37978383bb4cac7326f74a58a.exe
Resource
win10-20231025-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
bd8a5591dc17ce8459aff7806c25d0ac87a6d2d37978383bb4cac7326f74a58a.exe
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Size
1.5MB
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MD5
6fcef298666edbac494a6e2dc003e257
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SHA1
dcb736536d9ab597e999cbb554a4529df38fbeec
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SHA256
bd8a5591dc17ce8459aff7806c25d0ac87a6d2d37978383bb4cac7326f74a58a
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SHA512
c1f21e955f4a3e6a7a59506b8e0ef1901f804348cb79e9fad00ba5febccae938c3adc774fcc7a89d227597fb625957bf2f9d5ab51546585e4e8ede8ea6e04498
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SSDEEP
24576:SyJZYNigaJ4jW5J2KK/UkLJungWatggDsgOFRicDzhABJxr7KN01B3:5TYNigamQJ2xSgntzDsgcRHuPq01B
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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