General
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Target
3cV77bh.exe
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Size
271KB
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Sample
231010-fr4s4sdb95
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MD5
81a4d7e21e6a812a57d237b3655efd08
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SHA1
27263d111b89f01a085c6348ad8e0ff500d37f74
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SHA256
522d7107cd7725d1f7f26aee09fb4f8eec7faf94bd9d25544be6a8a205e6293f
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SHA512
44308da045cda575a0b700db47bb08a867597e73482f1ad1af08f8bce3b7b454af142a4a581fc1e7ff2649a0f2b39b3e77b60beb8b9fe27d4a2e299f67fcbb94
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SSDEEP
6144:GDKfTqHz6GV3Dmsiwyf0LvfhYuJAOarAeJa7AQrQS:GDK7QzZV36YLquJCAeUrQS
Static task
static1
Behavioral task
behavioral1
Sample
3cV77bh.exe
Resource
win7-20230831-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
redline
6012068394_99
https://pastebin.com/raw/8baCJyMF
Extracted
smokeloader
up3
Extracted
stealc
http://5.42.65.39
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url_path
/bed95ea4798a5204.php
Extracted
redline
magia
77.91.124.55:19071
Targets
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Target
3cV77bh.exe
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Size
271KB
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MD5
81a4d7e21e6a812a57d237b3655efd08
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SHA1
27263d111b89f01a085c6348ad8e0ff500d37f74
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SHA256
522d7107cd7725d1f7f26aee09fb4f8eec7faf94bd9d25544be6a8a205e6293f
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SHA512
44308da045cda575a0b700db47bb08a867597e73482f1ad1af08f8bce3b7b454af142a4a581fc1e7ff2649a0f2b39b3e77b60beb8b9fe27d4a2e299f67fcbb94
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SSDEEP
6144:GDKfTqHz6GV3Dmsiwyf0LvfhYuJAOarAeJa7AQrQS:GDK7QzZV36YLquJCAeUrQS
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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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Modifies boot configuration data using bcdedit
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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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Possible attempt to disable PatchGuard
Rootkits can use kernel patching to embed themselves in an operating system.
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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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Unexpected DNS network traffic destination
Network traffic to other servers than the configured DNS servers was detected on the DNS port.
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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