General
- Target 17560242131.zip
- Size 320KB
- Sample240605-jpzcdsaa91
- SHA256 d4d5f54dd003162bf3d04f0343ea136226552b2e004c2ba565d38803cb9f5282
- MD5 1a9e5d18ad3df046eaa8d431a48a2b2a
- SHA1 6f99aa0906fe34a3f2033423ca8e053002d2843a
- SHA512 e0fcf57b62202c7f3c4dbacdb31ff04ea547d562b68f2bec8a4a0d4ef10c71216a1794d7d6f7624cdeeb7b86c48e7e074522c9078b1c70fe8f5857f7e9e3ef0c
- SSDEEP 6144:mKme+a2LchRZMjReP2ICVbzD7mFtQCEKh3/6S3lKZIsOCp+99q3HW6SzJQdrRHAd:mKl+XLYueP3kbCtxva+am6kJ02M6
- MD5 SHA1 SHA512 SSDEEP
Static task
static1
Behavioral task
behavioral1
Sample
176aa2e0fe77812b96ff393d634175093672ca764f41c146f04ca3deb8be4fbe.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
176aa2e0fe77812b96ff393d634175093672ca764f41c146f04ca3deb8be4fbe.exe
Resource
win10v2004-20240426-en
Malware Config
Extracted
-
C:\$Recycle.Bin\FILE RECOVERY.txt
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targetcompany
- Hello Your files are encrypted and can not be used To return your files in work condition you need decryption tool Follow the instructions to decrypt all your data Do not try to change or restore files yourself, this will break them If you want, on our site you can decrypt one file for free. Free test decryption allowed only for not valuable file with size less than 3MB How to get decryption tool: 1) Download and install TOR browser by this link: https://www.torproject.org/download/ 2) If TOR blocked in your country and you can't access to the link then use any VPN software 3) Run TOR browser and open the site: wtyafjyhwqrgo4a45wdvvwhen3cx4euie73qvlhkhvlrexljoyuklaad.onion/mallox/privateSignin 4) Copy your private ID in the input field. Your Private key: D1EB9ECC954A246965B1E700 5) You will see payment information and we can make free test decryption here Our blog of leaked companies: wtyafjyhwqrgo4a45wdvvwhen3cx4euie73qvlhkhvlrexljoyuklaad.onion If you are unable to contact us through the site, then you can email us: [email protected] Waiting for a response via mail can be several days. Do not use it if you have not tried contacting through the site. �
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http://wtyafjyhwqrgo4a45wdvvwhen3cx4euie73qvlhkhvlrexljoyuklaad.onion/mallox/privateSignin
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http://wtyafjyhwqrgo4a45wdvvwhen3cx4euie73qvlhkhvlrexljoyuklaad.onion
Extracted
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\Device\HarddiskVolume1\FILE RECOVERY.txt
-
targetcompany
- Hello Your files are encrypted and can not be used To return your files in work condition you need decryption tool Follow the instructions to decrypt all your data Do not try to change or restore files yourself, this will break them If you want, on our site you can decrypt one file for free. Free test decryption allowed only for not valuable file with size less than 3MB How to get decryption tool: 1) Download and install TOR browser by this link: https://www.torproject.org/download/ 2) If TOR blocked in your country and you can't access to the link then use any VPN software 3) Run TOR browser and open the site: wtyafjyhwqrgo4a45wdvvwhen3cx4euie73qvlhkhvlrexljoyuklaad.onion/mallox/privateSignin 4) Copy your private ID in the input field. Your Private key: 2B8033ABD1BD94EE72B63B4C 5) You will see payment information and we can make free test decryption here Our blog of leaked companies: wtyafjyhwqrgo4a45wdvvwhen3cx4euie73qvlhkhvlrexljoyuklaad.onion If you are unable to contact us through the site, then you can email us: [email protected] Waiting for a response via mail can be several days. Do not use it if you have not tried contacting through the site. �
-
http://wtyafjyhwqrgo4a45wdvvwhen3cx4euie73qvlhkhvlrexljoyuklaad.onion/mallox/privateSignin
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http://wtyafjyhwqrgo4a45wdvvwhen3cx4euie73qvlhkhvlrexljoyuklaad.onion
Targets
-
- Target 176aa2e0fe77812b96ff393d634175093672ca764f41c146f04ca3deb8be4fbe
- Size 407KB
- SHA256 176aa2e0fe77812b96ff393d634175093672ca764f41c146f04ca3deb8be4fbe
- MD5 2a87e5d9f20df46363ce6e9b7559827a
- SHA1 264a45ea0464a6efb7407776cfcfd1baebe27e7c
- SHA512 a3bc9c4a6e2659c02951b59e6477d180a8ff590631b2eacc005fee49d1a4a615e23cf08095e2572c3a9785c5a27a43b792b0713b9aaa1187edb535803b7d633a
- SSDEEP 6144:IZMslTeyLdj/YTqX3cM74I34Ae3hQTNa8Y0cYTwp72fjDnWMwt:ICweydWqnT4IoB2a8Y/+6ft
- MD5 SHA1 SHA512 SSDEEP
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TargetCompany,Mallox
TargetCompany (aka Mallox) is a ransomware which encrypts files using a combination of ChaCha20, AES-128, and Curve25519, first seen in June 2021.
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Deletes shadow copies
Ransomware often targets backup files to inhibit system recovery.
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Renames multiple (2575) files with added filename extension
This suggests ransomware activity of encrypting all the files on the system.
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Checks computer location settings
Looks up country code configured in the registry, likely geofence.
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Modifies file permissions
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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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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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Suspicious use of SetThreadContext
MITRE ATT&CK Enterprise v15
Execution
System Services
1Service Execution
1Windows Management Instrumentation
1Defense Evasion
File and Directory Permissions Modification
1Impair Defenses
1Indicator Removal
2File Deletion
2