General
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Target
Fantom.zip
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Size
198KB
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Sample
240529-qvl3ksgh69
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MD5
3500896b86e96031cf27527cb2bbce40
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SHA1
77ad023a9ea211fa01413ecd3033773698168a9c
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SHA256
7b8e6ac4d63a4d8515200807fbd3a2bd46ac77df64300e5f19508af0d54d2be6
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SHA512
3aaeeb40471a639619a6022d8cfc308ee5898e7ce0646b36dd21c3946feb3476b51ed8dfdf92e836d77c8e8f7214129c3283ad05c3d868e1027cb8ce8aa01884
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SSDEEP
6144:gEXMZKhTuDA9rBNxIzdZgNbSEehM1Kq+i:gVKNuKdIzcNbxD1f+i
Static task
static1
Behavioral task
behavioral1
Sample
Fantom.zip
Resource
win10v2004-20240426-en
Malware Config
Extracted
C:\Program Files\7-Zip\DECRYPT_YOUR_FILES.HTML
Targets
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Target
Fantom.zip
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Size
198KB
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MD5
3500896b86e96031cf27527cb2bbce40
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SHA1
77ad023a9ea211fa01413ecd3033773698168a9c
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SHA256
7b8e6ac4d63a4d8515200807fbd3a2bd46ac77df64300e5f19508af0d54d2be6
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SHA512
3aaeeb40471a639619a6022d8cfc308ee5898e7ce0646b36dd21c3946feb3476b51ed8dfdf92e836d77c8e8f7214129c3283ad05c3d868e1027cb8ce8aa01884
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SSDEEP
6144:gEXMZKhTuDA9rBNxIzdZgNbSEehM1Kq+i:gVKNuKdIzcNbxD1f+i
Score10/10-
Renames multiple (4959) files with added filename extension
This suggests ransomware activity of encrypting all the files on the system.
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Disables Task Manager via registry modification
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Drops file in Drivers directory
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Drops startup file
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Executes dropped EXE
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Drops file in System32 directory
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Sets desktop wallpaper using registry
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