General
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Target
689ccfbbcef94cf8c5dc4085f272b777f53c70090888ba3e430b7b1a8fd34c0f
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Size
1.5MB
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Sample
231023-3slegsag96
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MD5
aa8eb7f7ceaea67b60d979354c4ff818
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SHA1
e41a1b849d44a71904afe978a8912bc728fb6c1a
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SHA256
689ccfbbcef94cf8c5dc4085f272b777f53c70090888ba3e430b7b1a8fd34c0f
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SHA512
e8e18d98d679a2c239829cccb3e4be5c16e9ddb6618fc9f0cc27e9addcc065dcf880c139c722d8f1f8f7895163cf33f24d0d9eb6c885c15c7e23739f9abdf8b5
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SSDEEP
24576:dyvQHTX+ZIbI7XrDMpVwcZZ8OzuqV2gyOBUDC6alSRhOpsswO5dYIGXEiqu+nJx:44HTX3aX/BMdy8URalaTX6YnTz2
Static task
static1
Behavioral task
behavioral1
Sample
689ccfbbcef94cf8c5dc4085f272b777f53c70090888ba3e430b7b1a8fd34c0f.exe
Resource
win10-20231023-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
Targets
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Target
689ccfbbcef94cf8c5dc4085f272b777f53c70090888ba3e430b7b1a8fd34c0f
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Size
1.5MB
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MD5
aa8eb7f7ceaea67b60d979354c4ff818
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SHA1
e41a1b849d44a71904afe978a8912bc728fb6c1a
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SHA256
689ccfbbcef94cf8c5dc4085f272b777f53c70090888ba3e430b7b1a8fd34c0f
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SHA512
e8e18d98d679a2c239829cccb3e4be5c16e9ddb6618fc9f0cc27e9addcc065dcf880c139c722d8f1f8f7895163cf33f24d0d9eb6c885c15c7e23739f9abdf8b5
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SSDEEP
24576:dyvQHTX+ZIbI7XrDMpVwcZZ8OzuqV2gyOBUDC6alSRhOpsswO5dYIGXEiqu+nJx:44HTX3aX/BMdy8URalaTX6YnTz2
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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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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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Sets service image path in registry
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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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Registers COM server for autorun
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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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Enumerates connected drives
Attempts to read the root path of hard drives other than the default C: drive.
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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
3Registry Run Keys / Startup Folder
3Create or Modify System Process
3Windows Service
3Scheduled Task/Job
1Privilege Escalation
Boot or Logon Autostart Execution
3Registry Run Keys / Startup Folder
3Create or Modify System Process
3Windows Service
3Scheduled Task/Job
1