Overview

overview

10

Static

static

RFQ_LPC175...df.exe

windows7_x64

10

RFQ_LPC175...df.exe

windows10-2004_x64

10

Analysis

  • max time kernel
    115s
  • max time network
    48s
  • platform
    windows7_x64
  • resource
    win7-20220414-en
  • submitted
    21-05-2022 01:52

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General

  • Target

    RFQ_LPC1758FBD80 PURCHASE LIST pdf.exe

  • Size

    669KB

  • MD5

    2b3a922c18fd392f1f35f48d50ed37e5

  • SHA1

    81fb8b1f423daa32cfad39ff412fb44fe8c77a07

  • SHA256

    90146c2c184e1f81d14db6dca2b7c6c4414ebf36c1633bb05f7f3d61d1c7bac3

  • SHA512

    aa9ed7baf16bcafc22010cb280384148f899aa1e08221d6ec83f71dd72e376d3bae3bcd5dfcf9a5c4808747a303fb50aaaf71d394db6eef15c1b3ddcd859f0ba

Score
10/10
agentteslacollectioncoreentitykeyloggerrezer0spywarestealertrojan

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:     smtp
  • Host:
    mail.asplparts.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    f3nu6R4lH

Signatures

  • AgentTesla

    Agent Tesla is a remote access tool (RAT) written in visual basic.

    keyloggertrojanstealerspywareagenttesla
  • CoreEntity .NET Packer 1 IoCs

    A .NET packer called CoreEntity where it has embedded the payload as a BitMap object which is later decrypted.

    coreentity
  • AgentTesla Payload 6 IoCs
  • ReZer0 packer 1 IoCs

    Detects ReZer0, a packer with multiple versions used in various campaigns.

    rezer0
  • Reads data files stored by FTP clients 2 TTPs

    Tries to access configuration files associated with programs like FileZilla.

    spywarestealer
  • Reads user/profile data of local email clients 2 TTPs

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

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

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

    spywarestealer
  • Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
    collection
  • Suspicious use of SetThreadContext 1 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

  • Creates scheduled task(s) 1 TTPs 1 IoCs

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

    persistence
  • Suspicious behavior: EnumeratesProcesses 3 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 17 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\RFQ_LPC1758FBD80 PURCHASE LIST pdf.exe
    "C:\Users\Admin\AppData\Local\Temp\RFQ_LPC1758FBD80 PURCHASE LIST pdf.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:364
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\IrkPtuZygQ" /XML "C:\Users\Admin\AppData\Local\Temp\tmp453B.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:992
    • C:\Users\Admin\AppData\Local\Temp\RFQ_LPC1758FBD80 PURCHASE LIST pdf.exe
      "{path}"
      2⤵
      • Accesses Microsoft Outlook profiles
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      • outlook_office_path
      • outlook_win_path
      PID:2032
      • C:\Windows\SysWOW64\netsh.exe
        "netsh" wlan show profile
        3⤵
          PID:1744

    Network

    MITRE ATT&CK Enterprise v6

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Temp\tmp453B.tmp
      Filesize

      1KB

      MD5

      fba556c024eaed98c912a01d31711170

      SHA1

      71458e774499b275322fea7e9973810b51170987

      SHA256

      be2476a5cbfb4b7166a13c607b91c5f2a88924c01fa729a5bef2769fcb8560fb

      SHA512

      c6720e5c111cac4d0f2a1211ec1041102e7ca1d910c01da4c09c629c72bb4bb658dee40bbd470478a04aa46435f42859ed6eca6893b7361d87a03c58bcfa6a39

      Download Submit
    • memory/364-54-0x0000000000350000-0x0000000000400000-memory.dmp
      Filesize

      704KB

      Download
    • memory/364-55-0x0000000000560000-0x00000000005C2000-memory.dmp
      Filesize

      392KB

      Download
    • memory/364-56-0x00000000752A1000-0x00000000752A3000-memory.dmp
      Filesize

      8KB

      Download
    • memory/364-57-0x0000000000410000-0x0000000000418000-memory.dmp
      Filesize

      32KB

      Download
    • memory/364-58-0x00000000044B0000-0x0000000004508000-memory.dmp
      Filesize

      352KB

      Download
    • memory/992-59-0x0000000000000000-mapping.dmp
      Download
    • memory/1744-73-0x0000000000000000-mapping.dmp
      Download
    • memory/2032-62-0x0000000000400000-0x0000000000452000-memory.dmp
      Filesize

      328KB

      Download
    • memory/2032-64-0x0000000000400000-0x0000000000452000-memory.dmp
      Filesize

      328KB

      Download
    • memory/2032-65-0x0000000000400000-0x0000000000452000-memory.dmp
      Filesize

      328KB

      Download
    • memory/2032-66-0x0000000000400000-0x0000000000452000-memory.dmp
      Filesize

      328KB

      Download
    • memory/2032-67-0x000000000044C88E-mapping.dmp
      Download
    • memory/2032-69-0x0000000000400000-0x0000000000452000-memory.dmp
      Filesize

      328KB

      Download
    • memory/2032-71-0x0000000000400000-0x0000000000452000-memory.dmp
      Filesize

      328KB

      Download
    • memory/2032-61-0x0000000000400000-0x0000000000452000-memory.dmp
      Filesize

      328KB

      Download