General
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Target
a1a421723a1344677bbacf47a22a5571.exe
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Size
1.0MB
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Sample
231011-rnzwjacg6y
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MD5
a1a421723a1344677bbacf47a22a5571
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SHA1
21ce20f38775c9c781619d266ce7e8eb3d3bc48e
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SHA256
ba1f0cd9ae7a48c67c302e9e80873b3e98e064c6bd28dcea0411d8f9c48804f6
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SHA512
17a765cd3695a8db97d85f7e4ba662fdead06d7ab3ec3a5479f507b6fd08e0a95fd6c867c2720ac9e836b3be14b0b00190f4093266acd5956b066bb97b4ccaec
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SSDEEP
24576:Wyu0LsvNOtS7Ql1idGkU37yOulCiGwP6Sxv8/6fg:lu0LsFxQ/frziGcd0Y
Static task
static1
Behavioral task
behavioral1
Sample
a1a421723a1344677bbacf47a22a5571.exe
Resource
win7-20230831-en
Behavioral task
behavioral2
Sample
a1a421723a1344677bbacf47a22a5571.exe
Resource
win10v2004-20230915-en
Malware Config
Extracted
redline
breha
77.91.124.55:19071
Extracted
smokeloader
2022
http://77.91.68.29/fks/
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
Extracted
redline
kukish
77.91.124.55:19071
Extracted
redline
6012068394_99
https://pastebin.com/raw/8baCJyMF
Extracted
redline
pixelscloud
85.209.176.171:80
Extracted
redline
@ytlogsbot
185.216.70.238:37515
Targets
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Target
a1a421723a1344677bbacf47a22a5571.exe
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Size
1.0MB
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MD5
a1a421723a1344677bbacf47a22a5571
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SHA1
21ce20f38775c9c781619d266ce7e8eb3d3bc48e
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SHA256
ba1f0cd9ae7a48c67c302e9e80873b3e98e064c6bd28dcea0411d8f9c48804f6
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SHA512
17a765cd3695a8db97d85f7e4ba662fdead06d7ab3ec3a5479f507b6fd08e0a95fd6c867c2720ac9e836b3be14b0b00190f4093266acd5956b066bb97b4ccaec
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SSDEEP
24576:Wyu0LsvNOtS7Ql1idGkU37yOulCiGwP6Sxv8/6fg:lu0LsFxQ/frziGcd0Y
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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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Detects Healer an antivirus disabler dropper
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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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SectopRAT payload
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Downloads MZ/PE file
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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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Loads dropped DLL
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Uses the VBS compiler for execution
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Adds Run key to start application
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Legitimate hosting services abused for malware hosting/C2
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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
1Defense Evasion
Impair Defenses
1Disable or Modify Tools
1Modify Registry
2Scripting
1