General
- Target cd3228f521e95f23279e611ec5c6506c814e474de4d3158891f6655d4c8834c1
- Size 153KB
- Sample260812-m97q2scc22
- SHA256 cd3228f521e95f23279e611ec5c6506c814e474de4d3158891f6655d4c8834c1
- MD5 483a974f28e14c1d4221b7b3010f4c0f
- SHA1 877f49f7fbfc4c48a5f7ab7bd5cd310a3c8e13e1
- SHA512 1cbafb2cfd849d30a24ad14a91c680601f25af4c9f33704cd1db093fc8751f904cf677e02b68d0d135668047cdacaea6c00160f21175ff19a91d6ed8e9859353
- SSDEEP 3072:Z6ie7XZgrpkEIg1WHCerB7KAqvIwPs0BafqLlMIRv9a2+oxBW:Z6r7XZgrpkE9mB7qvF1ASxvtdG
- TLSH T17DF32369A94DBDB55272F6D82A009E773EE3C5306C42B4F4121FD749A6C4838D22B7BC
- MD5 SHA1 SHA512 SSDEEP TLSH
Static task
static1
Behavioral task
behavioral1
Sample
a9a4e89aaae8dc3638e3ca0f277ee37c0f3d14cd89f4972de591a531a6302fdd.exe
Resource
win10v2004-20260513-en
Behavioral task
behavioral2
Sample
a9a4e89aaae8dc3638e3ca0f277ee37c0f3d14cd89f4972de591a531a6302fdd.exe
Resource
win11ltsc2024-20260709-en
Malware Config
Extracted
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C:\Program Files\Common Files\microsoft shared\ink\ar-SA\readme.txt
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fog
- If you are reading this, then you have been the victim of a cyber attack. We call ourselves Fog and we take responsibility for this incident. You can check out our blog where we post company data: xbkv2qey6u3gd3qxcojynrt4h5sgrhkar6whuo74wo63hijnn677jnyd.onion You might appear there if you opt out of our communication. We are the ones who encrypted your data and also copied some of it to our internal resource. The sooner you contact us, the sooner we can resolve this incident and get you back to work. To contact us you need to have Tor browser installed: 1. Follow this link: xql562evsy7njcsngacphc2erzjfecwotdkobn3m4uxu2gtqh26newid.onion 2. Enter the code: 1KQOWFH2KYTLDJKX7ZTJDNMX 3. Now we can communicate safely. If you are decision-maker, you will get all the details when you get in touch. We are waiting for you.
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http://xbkv2qey6u3gd3qxcojynrt4h5sgrhkar6whuo74wo63hijnn677jnyd.onion
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http://xql562evsy7njcsngacphc2erzjfecwotdkobn3m4uxu2gtqh26newid.onion
Targets
-
- Target a9a4e89aaae8dc3638e3ca0f277ee37c0f3d14cd89f4972de591a531a6302fdd.exe
- Size 233KB
- SHA256 a9a4e89aaae8dc3638e3ca0f277ee37c0f3d14cd89f4972de591a531a6302fdd
- MD5 7b795e5db82f25b8261d70048b2c3940
- SHA1 3e47a924f8100582590b0e92b8342f394f01484f
- SHA512 f6bba416f6e2b6abdc7b0311ffeef9af85269606c09e00f0376926d380fdb771704264042c753d86d173bf26caf29b7082fc68971d89ad5cf076a4f7a562cc86
- SSDEEP 6144:jZey3YbbI1TQcUy4lxA8ari/dplVkT3kq:jNQI1TyyADar6G3
- TLSH T1D734CF41B4C183F9EA7A96B6A86CCFA46A2EF8740C109F4B53D205761E326D015BDCDF
- MD5 SHA1 SHA512 SSDEEP TLSH
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Family: Fog Ransomware
Fog ransomware is used to attacks educational organizations and was first seen in the spring of 2024.
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Deletes shadow copies
Ransomware often targets backup files to inhibit system recovery.
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Renames multiple (7977) files with added filename extension
This suggests ransomware activity of encrypting all the files on the system.
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Modifies Windows Firewall
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Credentials from Password Stores: Windows Credential Manager
Suspicious access to Credentials History.
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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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Discovers running processes
Running process information can be used to identify security tools or plan follow-on actions.
MITRE ATT&CK Enterprise v16
Execution
Command and Scripting Interpreter
2Windows Command Shell
1Windows Management Instrumentation
1Persistence
Create or Modify System Process
1Windows Service
1Event Triggered Execution
1Netsh Helper DLL
1Privilege Escalation
Create or Modify System Process
1Windows Service
1Event Triggered Execution
1Netsh Helper DLL
1Defense Evasion
Direct Volume Access
1Impair Defenses
1Disable or Modify System Firewall
1Indicator Removal
2File Deletion
2