Overview

overview

10

Static

static

8

Payment remitted.exe

windows7_x64

10

Payment remitted.exe

windows10_x64

10

Analysis

  • max time kernel
    52s
  • max time network
    141s
  • platform
    windows10_x64
  • resource
    win10v20201028
  • submitted
    09/11/2020, 19:43

Sharing

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General

  • Target
    Payment remitted.exe
  • Size 425KB
  • Sample201109-ctrydmpp36
  • SHA256 c3d8a2df50dffafea2a385695cb95e534bbb16c3ccb22675d8f1cc40dd4b4bba
  • MD5 SHA1 SHA512
Score
10/10
agentteslakeyloggerspywarestealertrojanupx

Malware Config

Extracted

Credentials
  • Protocol

    smtp
  • Host

    smtp.quasar-mu.com
  • Port

    587
  • Username

    [email protected]
  • Password

    qOthrwK3

Extracted

Family

  • agenttesla

Credentials
  • Protocol

    smtp
  • Host

    smtp.quasar-mu.com
  • Port

    587
  • Username

    [email protected]
  • Password

    qOthrwK3

Signatures

  • AgentTesla

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

    keyloggertrojanstealerspywareagenttesla
  • AgentTesla Payload 3 IoCs
  • UPX packed file 3 IoCs

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

    upx
  • 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 local email clients 2 TTPs

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

    spyware
  • 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 SetThreadContext 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 50 IoCs
  • Suspicious behavior: MapViewOfSection 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 9 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Payment remitted.exe
    "C:\Users\Admin\AppData\Local\Temp\Payment remitted.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious behavior: MapViewOfSection
    • Suspicious use of WriteProcessMemory
    PID:3272
    • C:\Users\Admin\AppData\Local\Temp\Payment remitted.exe
      "C:\Users\Admin\AppData\Local\Temp\Payment remitted.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:3920
      • C:\Windows\SysWOW64\netsh.exe
        "netsh" wlan show profile
        3⤵
          PID:3496
      • C:\Users\Admin\AppData\Local\Temp\Payment remitted.exe
        "C:\Users\Admin\AppData\Local\Temp\Payment remitted.exe" 2 3920 259290750
        2⤵
        • Suspicious behavior: EnumeratesProcesses
        PID:3096

    Network

          MITRE ATT&CK Enterprise v6

          Replay Monitor

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          Downloads

          memory/3920-0-0x0000000000400000-0x00000000004AC000-memory.dmp
          Download

          memory/3920-3-0x0000000000400000-0x00000000004AC000-memory.dmp
          Download

          memory/3920-4-0x0000000000400000-0x00000000004AC000-memory.dmp
          Download

          memory/3920-5-0x0000000002200000-0x0000000002250000-memory.dmp
          Download

          memory/3920-6-0x00000000021F2000-0x00000000021F3000-memory.dmp
          Download