General
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Target
wextract.mui.exe
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Size
1.0MB
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Sample
231030-tfa9bafh46
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MD5
852147aa49c268ccc613a2701b80fb10
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SHA1
40d77655c51f60f0dbcdbde45d9f6ab7c8356173
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SHA256
5b7083957796aeacb4ead9e5160d8fb7362c7a2d72318197088caf0207f20532
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SHA512
1e4627e7e499aa533d56a58c1b52a391e9356e20dbb5c277e56d0ee9e23724caad1249b0299dd891ffd2d6f8f8a5ff96c6f576d9bb405d063014f669345ac5e7
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SSDEEP
24576:Fyi8G0VkFFklfl2yYRlv4w4X3YJrk0/CMg2:gi87kFCqyYRlvQ3YJr
Static task
static1
Behavioral task
behavioral1
Sample
wextract.mui.exe
Resource
win10v2004-20231020-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
Extracted
redline
kinza
77.91.124.86:19084
Extracted
smokeloader
up3
Extracted
redline
@ytlogsbot
194.169.175.235:42691
Extracted
redline
pixelnew
194.49.94.11:80
Extracted
smokeloader
2020
http://host-file-host6.com/
http://host-host-file8.com/
Extracted
raccoon
6a6a005b9aa778f606280c5fa24ae595
http://195.123.218.98:80
http://31.192.23
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user_agent
SunShineMoonLight
Targets
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Target
wextract.mui.exe
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Size
1.0MB
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MD5
852147aa49c268ccc613a2701b80fb10
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SHA1
40d77655c51f60f0dbcdbde45d9f6ab7c8356173
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SHA256
5b7083957796aeacb4ead9e5160d8fb7362c7a2d72318197088caf0207f20532
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SHA512
1e4627e7e499aa533d56a58c1b52a391e9356e20dbb5c277e56d0ee9e23724caad1249b0299dd891ffd2d6f8f8a5ff96c6f576d9bb405d063014f669345ac5e7
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SSDEEP
24576:Fyi8G0VkFFklfl2yYRlv4w4X3YJrk0/CMg2:gi87kFCqyYRlvQ3YJr
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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 ZGRat V1
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Glupteba payload
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Raccoon Stealer 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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SectopRAT 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 Microsoft Outlook profiles
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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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Looks up external IP address via web service
Uses a legitimate IP lookup service to find the infected system's external IP.
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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