Analysis

  • max time kernel
    119s
  • max time network
    120s
  • platform
    windows7_x64
  • resource
    win7-20231129-en
  • resource tags

    arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system
  • submitted
    29-12-2023 23:46

General

  • Target

    076fa6228ce85eab763a4955b02523d1.exe

  • Size

    568KB

  • MD5

    076fa6228ce85eab763a4955b02523d1

  • SHA1

    466d18538ba6d6fbd49c5824b79e3f8ab6322722

  • SHA256

    9ffc9032a1b4f78a2f6f5436b0b23250a3fc8474ce4c14f6ec3622e476467481

  • SHA512

    ede94375af9ff0e038a07e8ac404fe7dd50fd02e1b7fc5121f3f45452e65198c07be2e912d5125c594088ca61dd5d81c081a9a75e8b995a8b33f1fee80c1c0a8

  • SSDEEP

    12288:MLry/neyx7f/A64j7P+tixhRx9DJ6c6zpk45a9VJSRRJ:qKeyxTAJj7P+yjPJMk2GJyJ

Score
7/10

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 1 IoCs
  • Drops file in Program Files directory 1 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\076fa6228ce85eab763a4955b02523d1.exe
    "C:\Users\Admin\AppData\Local\Temp\076fa6228ce85eab763a4955b02523d1.exe"
    1⤵
    • Loads dropped DLL
    • Drops file in Program Files directory
    • Suspicious use of WriteProcessMemory
    PID:2536
    • C:\Program Files (x86)\oyrs\tkcfeckzj.exe
      "C:\Program Files (x86)\oyrs\tkcfeckzj.exe"
      2⤵
      • Executes dropped EXE
      PID:2732

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

  • \Program Files (x86)\oyrs\tkcfeckzj.exe

    Filesize

    590KB

    MD5

    80f8744dba866dec49eb25aaffe24166

    SHA1

    a8d811bf42f636ced958805567134e53b7426ba7

    SHA256

    99b32b6fdfc7447b182157f50f97199bbac071bd8aefbf44c2ecc07ad44458e9

    SHA512

    9bd05273d5a32e0937d338054d3a4cdbe1000cbc1c0275bb0e64fa03dac00c276f657564edbf1edb23a1e72955d77cde71155bae42c2a25d8b7d57f2de46ebb3

  • memory/2536-7-0x0000000001CF0000-0x0000000001D84000-memory.dmp

    Filesize

    592KB

  • memory/2536-6-0x0000000000400000-0x0000000000494000-memory.dmp

    Filesize

    592KB

  • memory/2536-1-0x0000000000400000-0x0000000000494000-memory.dmp

    Filesize

    592KB

  • memory/2536-0-0x0000000000400000-0x0000000000494000-memory.dmp

    Filesize

    592KB

  • memory/2732-11-0x0000000000400000-0x0000000000494000-memory.dmp

    Filesize

    592KB

  • memory/2732-10-0x0000000000400000-0x0000000000494000-memory.dmp

    Filesize

    592KB