General
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Target
b8fd1ed186575e539a94041165f7311eff6ba492fd55bb5a14b73fdac1362517_JC.exe
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Size
175KB
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Sample
231003-sb3mbscc31
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MD5
2ba180452ef7f063202018e5d4858ed9
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SHA1
2e00e5b56bca826bbf691c8928386cf507fae5e6
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SHA256
b8fd1ed186575e539a94041165f7311eff6ba492fd55bb5a14b73fdac1362517
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SHA512
ad92a03fdcaa88a0d68435743fbfd9860928c6f9fac6dedabec43d2ed322841214f2845c88488345c664d5abc57fb3cb304602e29a71fc3220784c1db972c27f
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SSDEEP
3072:ETrDxytqNqGvys23mtjaqpV6Tiqg3DT5Yn2tADA9qF8gW:8y2vynmtjZVGim2KKqF8x
Static task
static1
Behavioral task
behavioral1
Sample
b8fd1ed186575e539a94041165f7311eff6ba492fd55bb5a14b73fdac1362517_JC.exe
Resource
win7-20230831-en
Behavioral task
behavioral2
Sample
b8fd1ed186575e539a94041165f7311eff6ba492fd55bb5a14b73fdac1362517_JC.exe
Resource
win10v2004-20230915-en
Malware Config
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
smokeloader
up3
Extracted
redline
@ytlogsbot
176.123.4.46:33783
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auth_value
295b226f1b63bcd55148625381b27b19
Extracted
smokeloader
2020
http://host-file-host6.com/
http://host-host-file8.com/
Extracted
fabookie
http://app.nnnaajjjgc.com/check/safe
Extracted
redline
jordan
77.91.124.55:19071
Extracted
redline
gigant
77.91.124.55:19071
Targets
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Target
b8fd1ed186575e539a94041165f7311eff6ba492fd55bb5a14b73fdac1362517_JC.exe
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Size
175KB
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MD5
2ba180452ef7f063202018e5d4858ed9
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SHA1
2e00e5b56bca826bbf691c8928386cf507fae5e6
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SHA256
b8fd1ed186575e539a94041165f7311eff6ba492fd55bb5a14b73fdac1362517
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SHA512
ad92a03fdcaa88a0d68435743fbfd9860928c6f9fac6dedabec43d2ed322841214f2845c88488345c664d5abc57fb3cb304602e29a71fc3220784c1db972c27f
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SSDEEP
3072:ETrDxytqNqGvys23mtjaqpV6Tiqg3DT5Yn2tADA9qF8gW:8y2vynmtjZVGim2KKqF8x
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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 Fabookie payload
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Detects Healer an antivirus disabler dropper
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Glupteba 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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Downloads MZ/PE file
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Modifies Windows Firewall
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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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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
2Windows Service
2Scheduled Task/Job
1Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Create or Modify System Process
2Windows Service
2Scheduled Task/Job
1Defense Evasion
Impair Defenses
2Disable or Modify Tools
2Modify Registry
5Scripting
1Subvert Trust Controls
1Install Root Certificate
1