General
- Target 44b7eebf7a26d466f9c7ad4ddb058503f7066aded180ab6d5162197c47780293
- Size 444KB
- Sample260326-qrakdaf13m
- SHA256 44b7eebf7a26d466f9c7ad4ddb058503f7066aded180ab6d5162197c47780293
- MD5 be5af780a67635d1eae32bc959450aff
- SHA1 57a544e97bdb613411b1d1d0b25b563c9d63fce4
- SHA512 3524cf6e4cdfc7d85d4354ab9574b3c805557e9155d99858f90c59fe79b093341b212a3d408326157ca23e155e0e65eee274dc9301f7fe799bf9409e61ddcfc9
- SSDEEP 12288:Z1se5TMrBYVsXRFd8bo/liIrEWuzrViA7uWSBwpPQE5H9y:Z1se5jsXRFd8aliIrEfrViAyf6QE5H9y
- TLSH T190A43A7FD6E8C22DE691803C52DAC3F06D69E6775C11078773A06EB0AA38BE19467713
- MD5 SHA1 SHA512 SSDEEP TLSH
Static task
static1
Behavioral task
behavioral1
Sample
44b7eebf7a26d466f9c7ad4ddb058503f7066aded180ab6d5162197c47780293.exe
Resource
win10v2004-20260130-en
Behavioral task
behavioral2
Sample
44b7eebf7a26d466f9c7ad4ddb058503f7066aded180ab6d5162197c47780293.exe
Resource
win11-20260130-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
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- Target 44b7eebf7a26d466f9c7ad4ddb058503f7066aded180ab6d5162197c47780293
- Size 444KB
- SHA256 44b7eebf7a26d466f9c7ad4ddb058503f7066aded180ab6d5162197c47780293
- MD5 be5af780a67635d1eae32bc959450aff
- SHA1 57a544e97bdb613411b1d1d0b25b563c9d63fce4
- SHA512 3524cf6e4cdfc7d85d4354ab9574b3c805557e9155d99858f90c59fe79b093341b212a3d408326157ca23e155e0e65eee274dc9301f7fe799bf9409e61ddcfc9
- SSDEEP 12288:Z1se5TMrBYVsXRFd8bo/liIrEWuzrViA7uWSBwpPQE5H9y:Z1se5jsXRFd8aliIrEfrViAyf6QE5H9y
- TLSH T190A43A7FD6E8C22DE691803C52DAC3F06D69E6775C11078773A06EB0AA38BE19467713
- MD5 SHA1 SHA512 SSDEEP TLSH
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Fog Ransomware
Fog ransomware is used to attacks educational organizations and was first seen in the spring of 2024.
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Fog family
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Deletes shadow copies
Ransomware often targets backup files to inhibit system recovery.
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Renames multiple (7769) 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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Checks computer location settings
Looks up country code configured in the registry, likely geofence.
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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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Enumerates processes with tasklist
MITRE ATT&CK Enterprise v16
Persistence
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