Overview

overview

10

Static

static

DHL.PDF.exe

windows7_x64

10

DHL.PDF.exe

windows10_x64

3

Analysis

  • max time kernel
    97s
  • max time network
    142s
  • platform
    windows7_x64
  • resource
    win7
  • submitted
    29-06-2020 09:05

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General

  • Target

    DHL.PDF.exe

  • Size

    1.1MB

  • MD5

    bbd118140f15fd857e0dcda4382a2d11

  • SHA1

    4ba4982569306007e25754d9ae75d274125dae3d

  • SHA256

    48911ded8eb1be557009ec74a427c92481389c32e01c8a1c8935aa8db52bb558

  • SHA512

    1f41a108ed28adb05b443d2a047507c9ed198de6961d4a405cdb3b99ca8aa35c45b5e2ad036d1f3f151c83060f4d2a0a7cf106f9b7bdfd9ad1d324f84dabd58e

Score
10/10
ransomwarespywarestealermasslogger

Malware Config

Extracted

Path

C:\Users\Admin\AppData\Local\Temp\E2C1E8F1FA\Log.txt

Family

masslogger

Ransom Note
################################################################# MassLogger v1.3.8.0 ################################################################# ### Logger Details ### User Name: Admin IP: 154.61.71.51 Location: United States Windows OS: Microsoft Windows 7 Professional 64bit Windows Serial Key: HYF8J-CVRMY-CM74G-RPHKF-PW487 CPU: Persocon Processor 2.5+ GPU: Standard VGA Graphics Adapter AV: NA Screen Resolution: 1280x720 Current Time: 6/29/2020 9:06:43 AM MassLogger Started: 6/29/2020 9:06:37 AM Interval: 2 hour MassLogger Process: C:\Users\Admin\AppData\Local\Temp\DHL.PDF.exe MassLogger Melt: false MassLogger Exit after delivery: false As Administrator: True Processes:

Signatures

  • Suspicious behavior: EnumeratesProcesses 3 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • MassLogger log file 1 IoCs

    Detects a log file produced by MassLogger.

  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Reads user/profile data of web browsers 2 TTPs

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

    spyware
  • Looks up external IP address via web service 1 IoCs

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

  • Creates scheduled task(s) 1 TTPs 1 IoCs

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

    persistence
  • Suspicious use of WriteProcessMemory 17 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious behavior: AddClipboardFormatListener 1 IoCs
  • MassLogger

    Masslogger is a .NET stealer targeting passwords from browsers, email and cryptocurrency clients.

    stealerspywaremasslogger

Processes

  • C:\Users\Admin\AppData\Local\Temp\DHL.PDF.exe
    "C:\Users\Admin\AppData\Local\Temp\DHL.PDF.exe"
    1⤵
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    • Suspicious use of AdjustPrivilegeToken
    PID:1140
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\XdWseQjEpN" /XML "C:\Users\Admin\AppData\Local\Temp\tmp3265.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:1380
    • C:\Users\Admin\AppData\Local\Temp\DHL.PDF.exe
      "C:\Users\Admin\AppData\Local\Temp\DHL.PDF.exe"
      2⤵
        PID:1804
      • C:\Users\Admin\AppData\Local\Temp\DHL.PDF.exe
        "C:\Users\Admin\AppData\Local\Temp\DHL.PDF.exe"
        2⤵
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of SetWindowsHookEx
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious behavior: AddClipboardFormatListener
        PID:1788

    Network

    MITRE ATT&CK Matrix ATT&CK v6

    Initial Access

    Execution

    Scheduled Task

    1
    T1053

    Persistence

    Scheduled Task

    1
    T1053

    Privilege Escalation

    Scheduled Task

    1
    T1053

    Defense Evasion

    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\Local\Temp\tmp3265.tmp
      Download Submit
    • memory/1140-1-0x0000000000000000-0x0000000000000000-disk.dmp
      Download
    • memory/1380-2-0x0000000000000000-mapping.dmp
      Download
    • memory/1788-4-0x0000000000400000-0x00000000004A8000-memory.dmp
      Filesize

      672KB

      Download
    • memory/1788-5-0x00000000004A2CDE-mapping.dmp
      Download
    • memory/1788-6-0x0000000000400000-0x00000000004A8000-memory.dmp
      Filesize

      672KB

      Download
    • memory/1788-7-0x0000000000400000-0x00000000004A8000-memory.dmp
      Filesize

      672KB

      Download