Overview

overview

7

Static

static

nKeYpjZjYiPtCBn.exe

windows7_x64

7

nKeYpjZjYiPtCBn.exe

windows10_x64

3

Analysis

  • max time kernel
    137s
  • max time network
    31s
  • platform
    windows7_x64
  • resource
    win7v200430
  • submitted
    07-07-2020 06:29

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General

  • Target

    nKeYpjZjYiPtCBn.exe

  • Size

    552KB

  • MD5

    1bbb436c32d49a35d254c2b01a76e9e4

  • SHA1

    0814a134aff6333245a7d26f127c20d87476d45f

  • SHA256

    1ff82c607bc0fa4e4effc066ef05e092760f38c35a2426d9c44c64b85d60d53e

  • SHA512

    7c020f91cb6dffc85d656b5db3a889d3cd29c5c6add5a2432b8e9710f10d182ebae391365b433f325355802151a936c7daadcbd8a44e7b0a445c175ea3c93d55

Score
7/10
spyware

Malware Config

Signatures

  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Reads user/profile data of local email clients 2 TTPs

    Email clients store some user data on disk where infostealers will often target it.

    spyware
  • Creates scheduled task(s) 1 TTPs 1 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

    persistence
  • Reads user/profile data of web browsers 2 TTPs

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

    spyware
  • Suspicious use of WriteProcessMemory 13 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\nKeYpjZjYiPtCBn.exe
    "C:\Users\Admin\AppData\Local\Temp\nKeYpjZjYiPtCBn.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    • Suspicious use of SetThreadContext
    • Suspicious use of AdjustPrivilegeToken
    PID:1032
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\BSffGx" /XML "C:\Users\Admin\AppData\Local\Temp\tmp59B.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:1876
    • C:\Users\Admin\AppData\Local\Temp\nKeYpjZjYiPtCBn.exe
      "{path}"
      2⤵
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious behavior: EnumeratesProcesses
      PID:1752

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • memory/1752-4-0x0000000000400000-0x000000000044A000-memory.dmp

    Filesize

    296KB

    Download

  • memory/1752-6-0x0000000000400000-0x000000000044A000-memory.dmp

    Filesize

    296KB

    Download

  • memory/1752-7-0x0000000000400000-0x000000000044A000-memory.dmp

    Filesize

    296KB

    Download