Overview

overview

8

Static

static

zloader_1....ir.exe

windows7_x64

8

zloader_1....ir.exe

windows10_x64

8

Analysis

  • max time kernel
    150s
  • max time network
    143s
  • platform
    windows10_x64
  • resource
    win10
  • submitted
    19-07-2020 19:30

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General

  • Target

    zloader_1.8.0.0.vir.exe

  • Size

    3.3MB

  • MD5

    8211a69a3a068265e8b9ab03e4546581

  • SHA1

    e4e520c3ae68ab2ed566d1f090ef0dc5c8003b0e

  • SHA256

    f6c6a59c54373d9a49e7a5a7aa859d6bda9f5826e4bb652f5898fa78c8748f39

  • SHA512

    5b52482d6de03084fcf06c846f59f6455ab3635b80c100d523f48ae780e4f31675948488f00005806416d76c4e056ca87a96d6db7dae9e80d941c2226dbf2075

Score
8/10
persistencespyware

Malware Config

Signatures

  • Suspicious behavior: EnumeratesProcesses 2798 IoCs
  • Suspicious use of AdjustPrivilegeToken 8 IoCs
  • Deletes itself 1 IoCs
  • Blacklisted process makes network request 6 IoCs
  • NTFS ADS 1 IoCs
  • Suspicious use of WriteProcessMemory 10 IoCs
  • Suspicious behavior: MapViewOfSection 2 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of SendNotifyMessage 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 behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Deletes itself
    • NTFS ADS
    • Suspicious use of WriteProcessMemory
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    • Adds Run key to start application
    PID:2964
    • C:\Users\Admin\AppData\Local\Temp\zloader_1.8.0.0.vir.exe
      "C:\Users\Admin\AppData\Local\Temp\zloader_1.8.0.0.vir.exe"
      2⤵
      • Suspicious use of WriteProcessMemory
      • Suspicious behavior: MapViewOfSection
      PID:792
      • C:\Windows\SysWOW64\explorer.exe
        "C:\Windows\SysWOW64\explorer.exe"
        3⤵
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of WriteProcessMemory
        PID:2304
    • C:\Windows\system32\msiexec.exe
      C:\Windows\system32\msiexec.exe
      2⤵
      • Blacklisted process makes network request
      PID:3888

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

  • C:\Users\Admin\AppData\Roaming\Omup\feemu.exe
    Download Submit
  • memory/2304-0-0x0000000000000000-mapping.dmp
    Download
  • memory/2304-1-0x0000000000E90000-0x00000000012CF000-memory.dmp
    Filesize

    4.2MB

    Download
  • memory/2304-2-0x0000000000E90000-0x00000000012CF000-memory.dmp
    Filesize

    4.2MB

    Download