General
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Target
4ef43926413570732b4d8274dbc9f982.exe
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Size
1.2MB
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Sample
231010-we6d6shb58
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MD5
4ef43926413570732b4d8274dbc9f982
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SHA1
db5c8e94d4c587af34ebd6be8585cbfea1096214
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SHA256
636c6ce70675614887766e1917acb85bb99f076644ddf8c2329b6012d21adc22
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SHA512
99d6bbdd3b26809f85df2dce548aba29b9878ea5701cbebb0c957a65584a49ac15e678cb05bb6d9c830196b20612fe4f7f31e4df8d3da676234cb30f9284a8dd
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SSDEEP
24576:Sy4jVTMusF/Ngr30FUVkfAdFL9Pe9Hq1fC36+qBoAjZEzpqTh:5yVTM7lNM0aOfc7PAIf+6DoAjuqT
Static task
static1
Behavioral task
behavioral1
Sample
4ef43926413570732b4d8274dbc9f982.exe
Resource
win7-20230831-en
Malware Config
Extracted
redline
magia
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
lutyr
77.91.124.55:19071
Extracted
smokeloader
up3
Extracted
smokeloader
2020
http://host-file-host6.com/
http://host-host-file8.com/
Targets
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Target
4ef43926413570732b4d8274dbc9f982.exe
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Size
1.2MB
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MD5
4ef43926413570732b4d8274dbc9f982
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SHA1
db5c8e94d4c587af34ebd6be8585cbfea1096214
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SHA256
636c6ce70675614887766e1917acb85bb99f076644ddf8c2329b6012d21adc22
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SHA512
99d6bbdd3b26809f85df2dce548aba29b9878ea5701cbebb0c957a65584a49ac15e678cb05bb6d9c830196b20612fe4f7f31e4df8d3da676234cb30f9284a8dd
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SSDEEP
24576:Sy4jVTMusF/Ngr30FUVkfAdFL9Pe9Hq1fC36+qBoAjZEzpqTh:5yVTM7lNM0aOfc7PAIf+6DoAjuqT
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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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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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Suspicious use of NtCreateUserProcessOtherParentProcess
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Downloads MZ/PE file
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Drops file in Drivers directory
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Modifies Windows Firewall
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Stops running service(s)
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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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Accesses cryptocurrency files/wallets, possible credential harvesting
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Adds Run key to start application
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Checks installed software on the system
Looks up Uninstall key entries in the registry to enumerate software on the system.
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Legitimate hosting services abused for malware hosting/C2
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Drops file in System32 directory
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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
3Windows Service
3Scheduled Task/Job
1Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Create or Modify System Process
3Windows Service
3Scheduled Task/Job
1