General

  • Target
    7a5e20e021dc29a07cad61f4d0bdb98e22749f13c3ace58220bfe978908bb7e9.bin
  • Size 379KB
  • Sample220130-3k79aacbcp
  • SHA256 7a5e20e021dc29a07cad61f4d0bdb98e22749f13c3ace58220bfe978908bb7e9
  • MD5 SHA1 SHA512

Malware Config

Extracted

Path
  • C:\Documents and Settings\WANNA_RECOVER_KOXIC_FILEZ_VGHUC.txt

Ransom Note
  • Hello, all your important files are encrypted and sensitive data leaked. To decrypt your files and avoid other unpleasant things you need to buy special decryption tool. Contact us via [email protected] or [email protected] and tell your UserID. This is the only way to decrypt your files and avoid publi? disclosure of data . Do not try to use third party software (it may corrupt your files). We respect black market rules. We can confirm the ability to decrypt your files (and of course the evidence of the leak ), Send us several unimportant files (do not try to deceive us). Your UserID (send it to us for decryption): 84222351EF2E20E5077175242CB95DB7FBEE6B49F2F512FF56C05598307AF97F42BFFDA5D75FB1E1031538380F611B70DB843490CDC03972470FA637FA7923E8A295843653962D9CB71B8C64B000C7BC40586B31E1B6F0E6FB75828D700C57C467B4C1348F8166E6069F541DF3BCAD38A16CBDEFBCB360A381B188D48B6D7EF2C24F286DBAF1FAB547E8C4A525D7CD5FB8518764CD2C8A028358B5A0E6D013FB63BBBCC573BD5E10973040491D835996D51785CE5EE4BFBD9404C41E4F4AB20627915932C2B5936BC5E816BD2B3458EC92BA3052D5C1FD6048076EBEB4C243B37557F3B9DF46B2FBE42EE1D1CC91331AE83F48FC66C045E536496B1034152EE13082010A0282010100C6D7B70D3A1EBB1375D0B11122BA2E1713CDD236D88FAD514CD1ED06573687D8FF7B57A0C6E9841D2BD5D82D8DB92AC23247AE69BDD417F07D8610DCB9F47DEB11A3380FB01897BECC5AD13D253F0FE71ED043FC643956BBCF908D9BD5915AAC4126799B10FBB5CF158B25E16ED8CD8E69C37A42455FE3F74CD683397F5790D65FFDE39BC2626488936670F8544B9012C9FC44BF5710C1C3BCB0F797C09303326008797C7F216F76380AA8F5705A7E160ECBB77144250AF3BDAEA3BBFE1372392A6F914B5D7D86A76D3B0F7951F7573AE260146BC620E513FC8F0172489FD55AED12C6C2E26A2791E0D9E6D2C66B3437350EFA0CF289F78F73D4F8D09A87C1DF0203010001F1C7387879FD0B42E561F310F3DFC5405647485543

Extracted

Path
  • C:\Documents and Settings\WANNA_RECOVER_KOXIC_FILEZ_IHLCL.txt

Ransom Note
  • Hello, all your important files are encrypted and sensitive data leaked. To decrypt your files and avoid other unpleasant things you need to buy special decryption tool. Contact us via [email protected] or [email protected] and tell your UserID. This is the only way to decrypt your files and avoid publi? disclosure of data . Do not try to use third party software (it may corrupt your files). We respect black market rules. We can confirm the ability to decrypt your files (and of course the evidence of the leak ), Send us several unimportant files (do not try to deceive us). Your UserID (send it to us for decryption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

Targets

    • Target
      7a5e20e021dc29a07cad61f4d0bdb98e22749f13c3ace58220bfe978908bb7e9.bin
    • Size 379KB
    • SHA256 7a5e20e021dc29a07cad61f4d0bdb98e22749f13c3ace58220bfe978908bb7e9
    • MD5 SHA1 SHA512
    • Koxic

      A C++ written ransomware first seen in late 2021.

    • Modifies Windows Defender Real-time Protection settings

    • Deletes shadow copies

      Ransomware often targets backup files to inhibit system recovery.

    • Disables taskbar notifications via registry modification

    • Windows security modification

MITRE ATT&CK Enterprise v6

Tasks