General

  • Target

    LogonFuck.exe

  • Size

    8.1MB

  • Sample

    230326-s7whwsba41

  • MD5

    7ee3aeb93b0fa8dc34893e8b3c0f5510

  • SHA1

    faedf76ced4d16de8832d084be985ed8b32cf20d

  • SHA256

    78a7a05316929dddcba6788429eeec08b5428590b89b8d272bd79471f0b6a4d8

  • SHA512

    fba2326c80a69841fa9c97198aa69b0b019fffa591a5f7bd8b38da99f8eb8baa0662c8a4dc751ec38dc7892097175f3b760a7d7e1116aaeeb4b2ffe04b821d29

  • SSDEEP

    196608:WIAlVbD80eclAADocTlPP6H442TXmN1baBwPWQySi6dFNq:FaD80ecaAsqVjlXm7bR+Q95d

Malware Config

Targets

    • Target

      LogonFuck.exe

    • Size

      8.1MB

    • MD5

      7ee3aeb93b0fa8dc34893e8b3c0f5510

    • SHA1

      faedf76ced4d16de8832d084be985ed8b32cf20d

    • SHA256

      78a7a05316929dddcba6788429eeec08b5428590b89b8d272bd79471f0b6a4d8

    • SHA512

      fba2326c80a69841fa9c97198aa69b0b019fffa591a5f7bd8b38da99f8eb8baa0662c8a4dc751ec38dc7892097175f3b760a7d7e1116aaeeb4b2ffe04b821d29

    • SSDEEP

      196608:WIAlVbD80eclAADocTlPP6H442TXmN1baBwPWQySi6dFNq:FaD80ecaAsqVjlXm7bR+Q95d

    Score
    8/10
    • Disables RegEdit via registry modification

    • Disables Task Manager via registry modification

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Modifies file permissions

    • Legitimate hosting services abused for malware hosting/C2

    • Drops file in System32 directory

MITRE ATT&CK Matrix ATT&CK v6

Defense Evasion

File Permissions Modification

1
T1222

Modify Registry

1
T1112

Discovery

Query Registry

2
T1012

System Information Discovery

3
T1082

Command and Control

Web Service

1
T1102

Tasks