Overview

overview

10

Static

static

PROFORMA INVOICE.exe

windows7_x64

10

PROFORMA INVOICE.exe

windows10-2004_x64

10

Analysis

  • max time kernel
    144s
  • max time network
    164s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220414-en
  • submitted
    21-05-2022 12:09

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General

  • Target

    PROFORMA INVOICE.exe

  • Size

    748KB

  • MD5

    e99a9f525ab9a57bb4383e7f36d76440

  • SHA1

    2e0055c754cd2b4f547ef559537923ddc041fe39

  • SHA256

    6ae3a5e35dabdf5e52d854c2a9b230008cdcec3ea9b2d3b9227ca419abd62c4c

  • SHA512

    26052078ced24c61910b92ca78d0e424925421a833a65afa5686ff87bb7b06cee2413a11094a54074b02d766f1796f7cdf35dcc0e6d7718cb547cd059ef30381

Score
10/10
agentteslacollectionevasionkeyloggerpersistencespywarestealertrojan

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:     smtp
  • Host:
    smtp.dedhivala.com
  • Port:
    587
  • Username:
    cs@dedhivala.com
  • Password:
    enrk7Azx

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
  • Adds Run key to start application 2 TTPs 1 IoCs
    persistence
  • 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 use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 11 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\PROFORMA INVOICE.exe
    "C:\Users\Admin\AppData\Local\Temp\PROFORMA INVOICE.exe"
    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:1888
    • C:\Users\Admin\AppData\Local\Temp\PROFORMA INVOICE.exe
      "C:\Users\Admin\AppData\Local\Temp\PROFORMA INVOICE.exe"
      2⤵
        PID:1880
      • C:\Users\Admin\AppData\Local\Temp\PROFORMA INVOICE.exe
        "C:\Users\Admin\AppData\Local\Temp\PROFORMA INVOICE.exe"
        2⤵
        • Accesses Microsoft Outlook profiles
        • Adds Run key to start application
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of SetWindowsHookEx
        • outlook_office_path
        • outlook_win_path
        PID:3412

    Network

    MITRE ATT&CK Matrix ATT&CK v6

    Initial Access

    Execution

    Persistence

    Registry Run Keys / Startup Folder

    1
    T1060

    Privilege Escalation

    Defense Evasion

    Virtualization/Sandbox Evasion

    2
    T1497

    Modify Registry

    1
    T1112

    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_v4.0_32\UsageLogs\PROFORMA INVOICE.exe.log
      Filesize

      1KB

      MD5

      5200da2e50f24d5d543c3f10674acdcb

      SHA1

      b574a3336839882d799c0a7f635ea238efb934ee

      SHA256

      d2d81c1c9d35bc66149beaa77029bee68664d8512fc1efe373180bab77d61026

      SHA512

      24722a7de3250a6027a411c8b79d0720554c4efd59553f54b94ab77dc21efbf3191e0912901db475f08a6e9c1855d9e9594504d80d27300097418f4384a9d9cb

      Download Submit
    • memory/1880-137-0x0000000000000000-mapping.dmp
      Download
    • memory/1888-130-0x00000000001B0000-0x0000000000270000-memory.dmp
      Filesize

      768KB

      Download
    • memory/1888-131-0x0000000004BD0000-0x0000000004C6C000-memory.dmp
      Filesize

      624KB

      Download
    • memory/1888-132-0x0000000005220000-0x00000000057C4000-memory.dmp
      Filesize

      5.6MB

      Download
    • memory/1888-133-0x0000000004D10000-0x0000000004DA2000-memory.dmp
      Filesize

      584KB

      Download
    • memory/1888-134-0x0000000004CA0000-0x0000000004CAA000-memory.dmp
      Filesize

      40KB

      Download
    • memory/1888-135-0x0000000004DB0000-0x0000000004E06000-memory.dmp
      Filesize

      344KB

      Download
    • memory/1888-136-0x00000000074C0000-0x0000000007526000-memory.dmp
      Filesize

      408KB

      Download
    • memory/3412-138-0x0000000000000000-mapping.dmp
      Download
    • memory/3412-139-0x0000000000400000-0x000000000044C000-memory.dmp
      Filesize

      304KB

      Download
    • memory/3412-141-0x0000000006E10000-0x0000000006E60000-memory.dmp
      Filesize

      320KB

      Download