General
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Target
NEAS.NEAS2818587c59cdb62d2a68f1a5a4dd739d8e09497c28c590fa3d45662f8b76b1d6exeexe_JC.exe
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Size
1.2MB
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Sample
231022-q2qz4sha5y
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MD5
44a6e6022fcd0fe194356934024af83f
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SHA1
a7c0f467f7d8d0edd506e2c536fde3947d3c3f13
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SHA256
2818587c59cdb62d2a68f1a5a4dd739d8e09497c28c590fa3d45662f8b76b1d6
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SHA512
843c73d231aa1d817d174ffd190b094bd4b5060014f3b42eeace791b1a65f7e68f31f14e07ca185329f9f548e7079c9765afa4105a2242eba6dbf13de47ec58f
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SSDEEP
24576:tyrq9KZrIDzV9ZssClvZbIjp/A0+ZgfnsWy6GQMKxES4yzH+kL7XSaXPO:Ir2KN4V9ZssmvhIpDQgO6GQM84yzRC0
Static task
static1
Behavioral task
behavioral1
Sample
NEAS.NEAS2818587c59cdb62d2a68f1a5a4dd739d8e09497c28c590fa3d45662f8b76b1d6exeexe_JC.exe
Resource
win7-20231020-en
Behavioral task
behavioral2
Sample
NEAS.NEAS2818587c59cdb62d2a68f1a5a4dd739d8e09497c28c590fa3d45662f8b76b1d6exeexe_JC.exe
Resource
win10v2004-20231020-en
Malware Config
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
2022
http://77.91.68.29/fks/
Extracted
redline
supera
77.91.124.82:19071
Extracted
redline
homed
109.107.182.133:19084
Extracted
redline
kinder
109.107.182.133:19084
Targets
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Target
NEAS.NEAS2818587c59cdb62d2a68f1a5a4dd739d8e09497c28c590fa3d45662f8b76b1d6exeexe_JC.exe
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Size
1.2MB
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MD5
44a6e6022fcd0fe194356934024af83f
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SHA1
a7c0f467f7d8d0edd506e2c536fde3947d3c3f13
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SHA256
2818587c59cdb62d2a68f1a5a4dd739d8e09497c28c590fa3d45662f8b76b1d6
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SHA512
843c73d231aa1d817d174ffd190b094bd4b5060014f3b42eeace791b1a65f7e68f31f14e07ca185329f9f548e7079c9765afa4105a2242eba6dbf13de47ec58f
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SSDEEP
24576:tyrq9KZrIDzV9ZssClvZbIjp/A0+ZgfnsWy6GQMKxES4yzH+kL7XSaXPO:Ir2KN4V9ZssmvhIpDQgO6GQM84yzRC0
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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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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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.NET Reactor proctector
Detects an executable protected by an unregistered version of Eziriz's .NET Reactor.
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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