Overview

overview

7

Static

static

zloader_1....ir.exe

windows7_x64

7

zloader_1....ir.exe

windows10_x64

7

Analysis

  • max time kernel
    150s
  • max time network
    150s
  • platform
    windows10_x64
  • resource
    win10
  • submitted
    19-07-2020 19:26

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General

  • Target

    zloader_1.7.1.0.vir.exe

  • Size

    2.9MB

  • MD5

    03915a1f03df164f48ac4dfd04d9c2c4

  • SHA1

    b3668d82afdbf2995c4195973525b0b00b8e21b1

  • SHA256

    7c73619ff8d5e4ed3b29b7ae71a69602df4071fd8c1029f9674e9978cdc03de9

  • SHA512

    5337c6dbc5986470bd4d48919537f4142ea47c08f77f148c223b609e361e8c83c98a55a399fa0e376972d1d379c0dd0bc0185af9e6a4820f9add7b9513576c5f

Score
7/10
persistencespyware

Malware Config

Signatures

  • Suspicious use of WriteProcessMemory 10 IoCs
  • Suspicious use of SendNotifyMessage 1 IoCs
  • NTFS ADS 1 IoCs
  • Suspicious behavior: MapViewOfSection 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 2790 IoCs
  • Suspicious use of AdjustPrivilegeToken 8 IoCs
  • Deletes itself 1 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Adds Run key to start application 2 TTPs 2 IoCs
    persistence
  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

    spyware

Processes

  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
    • Suspicious use of WriteProcessMemory
    • Suspicious use of SendNotifyMessage
    • NTFS ADS
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Deletes itself
    • Suspicious use of FindShellTrayWindow
    • Adds Run key to start application
    PID:2988
    • C:\Users\Admin\AppData\Local\Temp\zloader_1.7.1.0.vir.exe
      "C:\Users\Admin\AppData\Local\Temp\zloader_1.7.1.0.vir.exe"
      2⤵
      • Suspicious use of WriteProcessMemory
      • Suspicious behavior: MapViewOfSection
      PID:3780
      • C:\Windows\SysWOW64\explorer.exe
        "C:\Windows\SysWOW64\explorer.exe"
        3⤵
        • Suspicious use of WriteProcessMemory
        • Suspicious behavior: EnumeratesProcesses
        PID:3964
    • C:\Windows\system32\msiexec.exe
      C:\Windows\system32\msiexec.exe
      2⤵
        PID:1692

    Network

    MITRE ATT&CK Matrix ATT&CK v6

    Initial Access

    Execution

    Persistence

    Registry Run Keys / Startup Folder

    1
    T1060

    Privilege Escalation

    Defense Evasion

    Modify Registry

    1
    T1112

    Credential Access

    Credentials in Files

    1
    T1081

    Discovery

    Lateral Movement

    Collection

    Data from Local System

    1
    T1005

    Exfiltration

    Command and Control

    Impact

    Replay Monitor

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    Downloads

    • memory/3780-0-0x0000000000401000-0x0000000000402000-memory.dmp
      Filesize

      4KB

      Download
    • memory/3964-1-0x0000000000000000-mapping.dmp
      Download
    • memory/3964-2-0x0000000000DE0000-0x000000000121F000-memory.dmp
      Filesize

      4.2MB

      Download
    • memory/3964-3-0x0000000000DE0000-0x000000000121F000-memory.dmp
      Filesize

      4.2MB

      Download