General
- Target PrimeToolX.exe
- Size 4.4MB
- Sample261110-zea5taba33
- SHA256 07448cd9e195d876a34e8ceb22bb03abfc7dc70ab5f43456136d8b4ac49a525d
- MD5 bf6f80dd9293450ef2130c57131d03f3
- SHA1 2bf2d2d9c16e57003bf7ae33d6c74bc0afb04f6f
- SHA512 b3eac3bde273cd74c8e32b2608719181ad81d604475c39415f5cc6eaea0441b07f8243fbe0dcad7c693c0d22bb369c7341e7c9e24bf766d856b16b28d549e811
- SSDEEP 98304:DrSNrha9rHsG53dPSLuqbnoB0srhJtN19dRVM2rmLMUTC5oRS9uLBB:PSNrIHs+NqSqrxqbRVMFLY5Y0u
- TLSH T14926331967D516E6ECE3813EAE2AD042E2B1B8255B30C6DF47584B2A3F375E50D3A730
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
9/10
Behavioral task
behavioral1
Sample
PrimeToolX.exe
Resource
win10v2004-20260911-en
23 signatures
900 seconds
Behavioral task
behavioral2
Sample
PrimeToolX.exe
Resource
win10ltsc2021-20260911-en
0 signatures
900 seconds
Behavioral task
behavioral3
Sample
PrimeTool.pyc
Resource
win10v2004-20260911-en
4 signatures
900 seconds
Behavioral task
behavioral4
Sample
PrimeTool.pyc
Resource
win10ltsc2021-20260911-en
4 signatures
900 seconds
Malware Config
Targets
-
- Target PrimeToolX.exe
- Size 4.4MB
- SHA256 07448cd9e195d876a34e8ceb22bb03abfc7dc70ab5f43456136d8b4ac49a525d
- MD5 bf6f80dd9293450ef2130c57131d03f3
- SHA1 2bf2d2d9c16e57003bf7ae33d6c74bc0afb04f6f
- SHA512 b3eac3bde273cd74c8e32b2608719181ad81d604475c39415f5cc6eaea0441b07f8243fbe0dcad7c693c0d22bb369c7341e7c9e24bf766d856b16b28d549e811
- SSDEEP 98304:DrSNrha9rHsG53dPSLuqbnoB0srhJtN19dRVM2rmLMUTC5oRS9uLBB:PSNrIHs+NqSqrxqbRVMFLY5Y0u
- TLSH T14926331967D516E6ECE3813EAE2AD042E2B1B8255B30C6DF47584B2A3F375E50D3A730
- MD5 SHA1 SHA512 SSDEEP TLSH
Score9/10Renames multiple (63) files with added filename extension
This suggests ransomware activity of encrypting all the files on the system.
Executes dropped EXE
Loads dropped DLL
Contacts third-party web service commonly abused for C2
Legitimate web (hosting) services can be abused by malware authors to host malware or C2s.
Drops file in System32 directory
-
- Target PrimeTool.pyc
- Size 13KB
- SHA256 33152f17d3371c8c8057b229a6139dd5eb765a5e802b2e190959cfd8cd8f1d73
- MD5 803ceffc382de641f279b3f694663bb3
- SHA1 32af27db0dcbc8bd4de13d5084d4c4d6ecf6491a
- SHA512 789779a4016a94af8c1b6f7962d009a05bc447bd7d955d284fe06063dcdfeaee3c3b046386dcdcacdc498cf8cb68783a3cfd552c8537d684a498f08432957b4d
- SSDEEP 192:n+jBQTRp2HCieNpuNOvDk+8+6FaZo1o11WMZIXgP:nybeN2B+6Yi1o10MDP
- TLSH T13A52E8F894406297FDBEF97C72D7A601B361C2867924D707F1150EBE2C9963A8B2420F
- MD5 SHA1 SHA512 SSDEEP TLSH
Score3/10