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Analysis

  • max time kernel
    32s
  • max time network
    44s
  • platform
    windows7_x64
  • resource
    win7-20220812-en
  • resource tags

    arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
  • submitted
    03/12/2022, 05:14

General

  • Target

    c7a9df0a68c9c7b8d3f0645594df56d8274bcc4222211a9bd56390b2de848e13.exe

  • Size

    76KB

  • MD5

    7a7113620509e95b94a2449782321704

  • SHA1

    dee41e78ea094929c0a24d90cbb96a1e107ccdb4

  • SHA256

    c7a9df0a68c9c7b8d3f0645594df56d8274bcc4222211a9bd56390b2de848e13

  • SHA512

    32a4a01975893428ac7c48a4e709ce0c9294c8526e0d1b302990597fdeb5402a27ad4f7e9e05ad3cfb82d2bec6179eddba62ded059ceec27268c47d8fa43fbe1

  • SSDEEP

    1536:T6PpRd+ZB1hwh1wDyTr+8WMEZBHuBdq29h/xkfqY/:T6xRSB1XUrZWMOHiA2XA/

Score
7/10

Malware Config

Signatures

  • Deletes itself 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\c7a9df0a68c9c7b8d3f0645594df56d8274bcc4222211a9bd56390b2de848e13.exe
    "C:\Users\Admin\AppData\Local\Temp\c7a9df0a68c9c7b8d3f0645594df56d8274bcc4222211a9bd56390b2de848e13.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1436
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\system32\cmd.exe" /q /c "C:\Users\Admin\AppData\Local\Temp\Zzj..bat" > nul 2> nul
      2⤵
      • Deletes itself
      PID:1192

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\Zzj..bat

    Filesize

    274B

    MD5

    6d2cdad59f4126b1e0f8515408ea1557

    SHA1

    eb4dd5bdd50ba43931d6078385a0158d1ec52b54

    SHA256

    c7ea66ea17da150435a365ca3e0ead5894c442a659e2c14eeda157b1f69555e4

    SHA512

    a5428fb894847e49354283aa811c8ab7a9e8eac6fae0733e3f96b989a656baac2e949c02c02db3b58c165bffcc3e50d4f69ac15fb483d6234c9c472e7fbaaac8

  • memory/1436-54-0x0000000075601000-0x0000000075603000-memory.dmp

    Filesize

    8KB

  • memory/1436-55-0x00000000002C0000-0x00000000002E8000-memory.dmp

    Filesize

    160KB

  • memory/1436-56-0x0000000000400000-0x000000000041E000-memory.dmp

    Filesize

    120KB

  • memory/1436-58-0x0000000000400000-0x000000000041E000-memory.dmp

    Filesize

    120KB