Resubmissions

03-11-2020 13:56

201103-5z1zp81lxx 10

08-10-2020 09:34

201008-xvbkgf4a2e 10

Analysis

  • max time kernel
    151s
  • max time network
    128s
  • platform
    windows7_x64
  • resource
    win7
  • submitted
    08-10-2020 09:34

General

  • Target

    isb777amx.bin.exe

  • Size

    728KB

  • MD5

    5082932c741a5ff379de1c3f2edf1321

  • SHA1

    a5a5f96142c6b7ca25fc451a45e9964ff4f6cd89

  • SHA256

    111b63f31d1e6855b0bc722107ac4f5668a7f115fd45654625eb41a6160828c6

  • SHA512

    c5470d084ba78aab5464cb2f48eb97fa2f19633834cf6cdfe2f272ae1ab7c639c2176db493511f76cb0ffa58f1b39e9bcbdeec6bc20219cfc3891c395f7a7f4e

Score
10/10

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 1 IoCs
  • Looks up external IP address via web service 2 IoCs

    Uses a legitimate IP lookup service to find the infected system's external IP.

  • Suspicious behavior: EnumeratesProcesses 2359 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\isb777amx.bin.exe
    "C:\Users\Admin\AppData\Local\Temp\isb777amx.bin.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:1584
    • C:\Users\Admin\AppData\Local\Temp\GetX64BTIT.exe
      "C:\Users\Admin\AppData\Local\Temp\GetX64BTIT.exe"
      2⤵
      • Executes dropped EXE
      PID:1952

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

  • memory/1584-0-0x000000000703D000-0x000000000703E000-memory.dmp

    Filesize

    4KB

  • memory/1584-1-0x0000000008840000-0x0000000008851000-memory.dmp

    Filesize

    68KB

  • memory/1584-6-0x0000000000290000-0x00000000002AE000-memory.dmp

    Filesize

    120KB

  • memory/1584-7-0x00000000003E0000-0x00000000003E1000-memory.dmp

    Filesize

    4KB