Analysis

  • max time kernel
    151s
  • max time network
    56s
  • platform
    windows7_x64
  • resource
    win7-20220901-en
  • resource tags

    arch:x64arch:x86image:win7-20220901-enlocale:en-usos:windows7-x64system
  • submitted
    02-12-2022 00:06

General

  • Target

    958896a49209ce4e603f2a48ee18abc68a638e4b484f7bbe1dc23843c8c73e70.exe

  • Size

    223KB

  • MD5

    31f23079432a2dee3847362092e382d0

  • SHA1

    ef2535abcdfd5004140b708ebf86dd65f0b1537a

  • SHA256

    958896a49209ce4e603f2a48ee18abc68a638e4b484f7bbe1dc23843c8c73e70

  • SHA512

    789a8273093864f48c8df70b84b08d3bcfab8ac577872127712def10d2f9068891ca76bde316c91108f8c651be0ce90a7c88c445997614f0c93ea274858af2a9

  • SSDEEP

    3072:f1qAcg6NpGVh89Cg0RdXtK9r4U8zWyts:H+Gr89Cg0XXtAZ8v

Score
10/10

Malware Config

Signatures

  • Modifies visiblity of hidden/system files in Explorer 2 TTPs 2 IoCs
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 2 IoCs
  • Adds Run key to start application 2 TTPs 29 IoCs
  • Maps connected drives based on registry 3 TTPs 4 IoCs

    Disk information is often read in order to detect sandboxing environments.

  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\958896a49209ce4e603f2a48ee18abc68a638e4b484f7bbe1dc23843c8c73e70.exe
    "C:\Users\Admin\AppData\Local\Temp\958896a49209ce4e603f2a48ee18abc68a638e4b484f7bbe1dc23843c8c73e70.exe"
    1⤵
    • Modifies visiblity of hidden/system files in Explorer
    • Loads dropped DLL
    • Adds Run key to start application
    • Maps connected drives based on registry
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:1348
    • C:\Users\Admin\mabey.exe
      "C:\Users\Admin\mabey.exe"
      2⤵
      • Modifies visiblity of hidden/system files in Explorer
      • Executes dropped EXE
      • Adds Run key to start application
      • Maps connected drives based on registry
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of SetWindowsHookEx
      PID:2036

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • C:\Users\Admin\mabey.exe

    Filesize

    223KB

    MD5

    31f23079432a2dee3847362092e382d0

    SHA1

    ef2535abcdfd5004140b708ebf86dd65f0b1537a

    SHA256

    958896a49209ce4e603f2a48ee18abc68a638e4b484f7bbe1dc23843c8c73e70

    SHA512

    789a8273093864f48c8df70b84b08d3bcfab8ac577872127712def10d2f9068891ca76bde316c91108f8c651be0ce90a7c88c445997614f0c93ea274858af2a9

  • C:\Users\Admin\mabey.exe

    Filesize

    223KB

    MD5

    31f23079432a2dee3847362092e382d0

    SHA1

    ef2535abcdfd5004140b708ebf86dd65f0b1537a

    SHA256

    958896a49209ce4e603f2a48ee18abc68a638e4b484f7bbe1dc23843c8c73e70

    SHA512

    789a8273093864f48c8df70b84b08d3bcfab8ac577872127712def10d2f9068891ca76bde316c91108f8c651be0ce90a7c88c445997614f0c93ea274858af2a9

  • \Users\Admin\mabey.exe

    Filesize

    223KB

    MD5

    31f23079432a2dee3847362092e382d0

    SHA1

    ef2535abcdfd5004140b708ebf86dd65f0b1537a

    SHA256

    958896a49209ce4e603f2a48ee18abc68a638e4b484f7bbe1dc23843c8c73e70

    SHA512

    789a8273093864f48c8df70b84b08d3bcfab8ac577872127712def10d2f9068891ca76bde316c91108f8c651be0ce90a7c88c445997614f0c93ea274858af2a9

  • \Users\Admin\mabey.exe

    Filesize

    223KB

    MD5

    31f23079432a2dee3847362092e382d0

    SHA1

    ef2535abcdfd5004140b708ebf86dd65f0b1537a

    SHA256

    958896a49209ce4e603f2a48ee18abc68a638e4b484f7bbe1dc23843c8c73e70

    SHA512

    789a8273093864f48c8df70b84b08d3bcfab8ac577872127712def10d2f9068891ca76bde316c91108f8c651be0ce90a7c88c445997614f0c93ea274858af2a9

  • memory/1348-56-0x0000000075601000-0x0000000075603000-memory.dmp

    Filesize

    8KB

  • memory/1348-64-0x0000000074411000-0x0000000074413000-memory.dmp

    Filesize

    8KB

  • memory/2036-59-0x0000000000000000-mapping.dmp