Overview

overview

10

Static

static

IMG-654-61...ip.scr

windows7_x64

10

IMG-654-61...ip.scr

windows10-2004_x64

10

Analysis

  • max time kernel
    103s
  • max time network
    143s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220414-en
  • submitted
    21-05-2022 02:53

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General

  • Target

    IMG-654-611-44.JPEG.zip.scr

  • Size

    816KB

  • MD5

    83548d974ace23e31217eba1d0888fcb

  • SHA1

    8b44b85cd1f009bca7da3f98cbac92fd5e601131

  • SHA256

    b16313623225240e8d7e449c11d808f59807a3cce123b65aee197e5cc38a2a60

  • SHA512

    6ad31152e5b0956254c0f4dfdacd54d5dcceda5628b820b61ffe1c6824c538b38b7899fe95d7c07426c180798cfbd1ceb7e996efda2d1e55bbdfb9de7bf0bf95

Score
10/10
agentteslacollectionevasionkeyloggerspywarestealertrojan

Malware Config

Extracted

Credentials

  • Protocol:     smtp
  • Host:
    mail.privateemail.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    password0077

Extracted

Family

agenttesla

Credentials

  • Protocol:     smtp
  • Host:
    mail.privateemail.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    password0077

Signatures

  • AgentTesla

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

    keyloggertrojanstealerspywareagenttesla
  • AgentTesla Payload 1 IoCs
  • Looks for VirtualBox Guest Additions in registry 2 TTPs
    evasion
  • Looks for VMWare Tools registry key 2 TTPs
    evasion
  • Checks BIOS information in registry 2 TTPs 2 IoCs

    BIOS information is often read in order to detect sandboxing environments.

  • 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
  • Maps connected drives based on registry 3 TTPs 2 IoCs

    Disk information is often read in order to detect sandboxing environments.

  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious behavior: RenamesItself 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 14 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\IMG-654-611-44.JPEG.zip.scr
    "C:\Users\Admin\AppData\Local\Temp\IMG-654-611-44.JPEG.zip.scr" /S
    1⤵
    • Checks BIOS information in registry
    • Maps connected drives based on registry
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:4832
    • C:\Users\Admin\AppData\Local\Temp\IMG-654-611-44.JPEG.zip.scr
      "{path}"
      2⤵
        PID:1240
      • C:\Users\Admin\AppData\Local\Temp\IMG-654-611-44.JPEG.zip.scr
        "{path}"
        2⤵
        • Accesses Microsoft Outlook profiles
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious behavior: RenamesItself
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of WriteProcessMemory
        • outlook_office_path
        • outlook_win_path
        PID:1272
        • C:\Windows\SysWOW64\netsh.exe
          "netsh" wlan show profile
          3⤵
            PID:1168

      Network

      MITRE ATT&CK Matrix ATT&CK v6

      Initial Access

      Execution

      Persistence

      Privilege Escalation

      Defense Evasion

      Virtualization/Sandbox Evasion

      2
      T1497

      Credential Access

      Credentials in Files

      3
      T1081

      Discovery

      Query Registry

      4
      T1012

      Virtualization/Sandbox Evasion

      2
      T1497

      System Information Discovery

      2
      T1082

      Peripheral Device Discovery

      1
      T1120

      Lateral Movement

      Collection

      Data from Local System

      3
      T1005

      Email Collection

      1
      T1114

      Exfiltration

      Command and Control

      Impact

      Replay Monitor

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      Downloads

      • C:\Users\Admin\AppData\Local\Microsoft\CLR_v2.0_32\UsageLogs\IMG-654-611-44.JPEG.zip.scr.log
        Filesize

        500B

        MD5

        f3bfbe5958adfc86cc0ea0a8317ea113

        SHA1

        3bf76848af2edafcacee5f9fb6a06b35a6724015

        SHA256

        598715cafd950c881e4fe318430b5830e95781f2093baa22f124cfad03320874

        SHA512

        873fb9861d615ec3298ccba8231ea3f2a22f2050fe68fea1a6948987942c04f6b40f0b92d5e59f6971cdb429b67877ac2e3cfc953949a0140e03c6cdb8a1139d

        Download Submit
      • memory/1168-136-0x0000000000000000-mapping.dmp
        Download
      • memory/1240-131-0x0000000000000000-mapping.dmp
        Download
      • memory/1272-132-0x0000000000000000-mapping.dmp
        Download
      • memory/1272-133-0x0000000000400000-0x0000000000452000-memory.dmp
        Filesize

        328KB

        Download
      • memory/1272-135-0x00000000747F0000-0x0000000074DA1000-memory.dmp
        Filesize

        5.7MB

        Download
      • memory/4832-130-0x00000000747F0000-0x0000000074DA1000-memory.dmp
        Filesize

        5.7MB

        Download