General
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Target
2024-10-05_d95283d331eded844f64dde393e81d2f_makop_neshta
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Size
89KB
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Sample
241005-yczjyszhjj
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MD5
d95283d331eded844f64dde393e81d2f
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SHA1
ad81f47a20a9681828e14dbb5ec99323a16a7cdc
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SHA256
c5c28f06fc605a7b68c52713f035f7546a15f0ca19761f96903a55021d62c733
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SHA512
ce3de62852a6d8595e77db647cfcc5f5ec03317c1f6f44c4b468b1419f37edff8b4f201ba2f17ab223ae2a19c5fcfe73cfb3c105fa0c9fe371ff3abe050235cc
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SSDEEP
1536:JxqjQ+P04wsmJCEsmYRFixay318HxZATvnsblYO8Mk:sr85CEsm0e/318RZEvsbyOs
Behavioral task
behavioral1
Sample
2024-10-05_d95283d331eded844f64dde393e81d2f_makop_neshta.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
2024-10-05_d95283d331eded844f64dde393e81d2f_makop_neshta.exe
Resource
win10v2004-20240802-en
Malware Config
Extracted
C:\MSOCache\All Users\{90140000-001A-0409-0000-0000000FF1CE}-C\+README-WARNING+.txt
https://tox.chat
Targets
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Target
2024-10-05_d95283d331eded844f64dde393e81d2f_makop_neshta
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Size
89KB
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MD5
d95283d331eded844f64dde393e81d2f
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SHA1
ad81f47a20a9681828e14dbb5ec99323a16a7cdc
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SHA256
c5c28f06fc605a7b68c52713f035f7546a15f0ca19761f96903a55021d62c733
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SHA512
ce3de62852a6d8595e77db647cfcc5f5ec03317c1f6f44c4b468b1419f37edff8b4f201ba2f17ab223ae2a19c5fcfe73cfb3c105fa0c9fe371ff3abe050235cc
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SSDEEP
1536:JxqjQ+P04wsmJCEsmYRFixay318HxZATvnsblYO8Mk:sr85CEsm0e/318RZEvsbyOs
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Detect Neshta payload
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MAKOP ransomware payload
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Neshta
Malware from the neshta family is designed to infect itself into other files to spread itself and cause damage.
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Deletes shadow copies
Ransomware often targets backup files to inhibit system recovery.
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Renames multiple (8314) 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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Executes dropped EXE
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Loads dropped DLL
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Modifies system executable filetype association
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Legitimate hosting services abused for malware hosting/C2
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Drops file in System32 directory
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Sets desktop wallpaper using registry
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MITRE ATT&CK Enterprise v15
Defense Evasion
Direct Volume Access
1Indicator Removal
3File Deletion
3Modify Registry
2Credential Access
Credentials from Password Stores
1Credentials from Web Browsers
1Unsecured Credentials
1Credentials In Files
1