General
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Target
c921001283ef83c22480a86838160329.bin
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Size
27KB
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Sample
231231-cyw53ahfg6
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MD5
8b70b0c2d02df46268a5ba932dfefd75
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SHA1
337014dd9686fcc4cc0d190a7515f353912986b4
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SHA256
7d7562dfa4565ff614fb1a0da3453ba87f1c57d1599fcd9fc72a039750c42cca
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SHA512
cc4ae76c0a4d0712d355de6154f4b01bd2bee86007475668562aa252b7ddcca955c1e2548c59e7786411fe90aa5cd7ee70a00a8896e25d7916928ce9abda9f5a
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SSDEEP
768:3tBHM/tt4H8ktyZP65wHj/VdcfpdciUTE+/u1d:dZMVtz5A4jddcPlUTEq0d
Behavioral task
behavioral1
Sample
c7a2d4deab33d14c5c0df61413662f9c025a289c61378a0cd660d0daf521a0ce.exe
Resource
win11-20231222-en
Malware Config
Extracted
smokeloader
2022
http://185.215.113.68/fks/index.php
Extracted
smokeloader
up3
Extracted
redline
LiveTrafic
20.79.30.95:13856
Extracted
stealc
http://185.172.128.79
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url_path
/3886d2276f6914c4.php
Extracted
smokeloader
2020
http://host-file-host6.com/
http://host-host-file8.com/
Extracted
redline
777
195.20.16.103:20440
Targets
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Target
c7a2d4deab33d14c5c0df61413662f9c025a289c61378a0cd660d0daf521a0ce.exe
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Size
37KB
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MD5
c921001283ef83c22480a86838160329
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SHA1
015b62dc84aac30eadf2228fcc978d7a8adb2950
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SHA256
c7a2d4deab33d14c5c0df61413662f9c025a289c61378a0cd660d0daf521a0ce
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SHA512
e7967f21f62261fc8fff068e284cebc15bbe2bd3fa02c6b9379c711313c7a1599bf5cb733a9d3342453e6dc16ace411c1cd3dfb6d1028ab4db681b70a70c79b7
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SSDEEP
768:3E45SLnQpEhOB/hAGflc5xOXhr7gvexzv36:3E4EqEhOPNfqStgvexzv3
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Glupteba payload
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Modifies firewall policy service
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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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Enumerates VirtualBox registry keys
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Downloads MZ/PE file
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Looks for VMWare services registry key.
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Modifies Windows Firewall
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Sets file execution options in registry
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Checks BIOS information in registry
BIOS information is often read in order to detect sandboxing environments.
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Deletes itself
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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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Legitimate hosting services abused for malware hosting/C2
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Maps connected drives based on registry
Disk information is often read in order to detect sandboxing environments.
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Drops file in System32 directory
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Suspicious use of NtSetInformationThreadHideFromDebugger
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Suspicious use of SetThreadContext
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MITRE ATT&CK Matrix ATT&CK v13
Persistence
Create or Modify System Process
2Windows Service
2Boot or Logon Autostart Execution
3Registry Run Keys / Startup Folder
3Scheduled Task/Job
1Privilege Escalation
Create or Modify System Process
2Windows Service
2Boot or Logon Autostart Execution
3Registry Run Keys / Startup Folder
3Scheduled Task/Job
1