Overview

overview

8

Static

static

BCM1940224 pdf.exe

windows7_x64

8

BCM1940224 pdf.exe

windows10_x64

8

Analysis

  • max time kernel
    66s
  • max time network
    112s
  • platform
    windows10_x64
  • resource
    win10
  • submitted
    29-06-2020 18:08

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General

  • Target

    BCM1940224 pdf.exe

  • Size

    872KB

  • MD5

    e03b9b92da8fbc6addeec4d471497c10

  • SHA1

    172ad64a0574bf483b2154d76618499411b84059

  • SHA256

    6645ca72c1da8e6325dc17645413624742d223df8ca65c6a178ff600bc00cb52

  • SHA512

    322f21d4851b5fb4e4249d5b7e0cb88a5c739fb88e56403fa86c9bfaa425effb56db1813fdc87cd128adc487bf2020d09f9faad7934e456f6b25cf12f174a50a

Score
8/10
spyware

Malware Config

Signatures

  • Looks up external IP address via web service 1 IoCs

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

  • 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
  • Suspicious behavior: EnumeratesProcesses 3 IoCs
  • Suspicious behavior: MapViewOfSection 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • UPX packed file 3 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • Suspicious use of WriteProcessMemory 3 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Reads data files stored by FTP clients 2 TTPs

    Tries to access configuration files associated with programs like FileZilla.

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

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

    spyware

Processes

  • C:\Users\Admin\AppData\Local\Temp\BCM1940224 pdf.exe
    "C:\Users\Admin\AppData\Local\Temp\BCM1940224 pdf.exe"
    1⤵
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious behavior: MapViewOfSection
    • Suspicious use of WriteProcessMemory
    • Suspicious use of SetThreadContext
    PID:2728
    • C:\Users\Admin\AppData\Local\Temp\BCM1940224 pdf.exe
      "C:\Users\Admin\AppData\Local\Temp\BCM1940224 pdf.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:3620

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials in Files

3
T1081

Discovery

Lateral Movement

Collection

Data from Local System

3
T1005

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

  • memory/3620-0-0x0000000000400000-0x0000000000450000-memory.dmp
    Filesize

    320KB

    Download
  • memory/3620-1-0x000000000044E550-mapping.dmp
    Download
  • memory/3620-2-0x0000000000400000-0x0000000000450000-memory.dmp
    Filesize

    320KB

    Download
  • memory/3620-3-0x0000000000400000-0x0000000000450000-memory.dmp
    Filesize

    320KB

    Download
  • memory/3620-4-0x00000000008D0000-0x00000000008F2000-memory.dmp
    Filesize

    136KB

    Download
  • memory/3620-5-0x00000000009C2000-0x00000000009C3000-memory.dmp
    Filesize

    4KB

    Download