Overview

overview

10

Static

static

HBL-BLCOPY...vr.exe

windows7_x64

10

HBL-BLCOPY...vr.exe

windows10-2004_x64

10

Analysis

  • max time kernel
    117s
  • max time network
    152s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220414-en
  • submitted
    21-05-2022 11:14

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General

  • Target

    HBL-BLCOPY.EXCELL.XLs.vr.exe

  • Size

    546KB

  • MD5

    b3c3a754b3bc65c1c23f5aba0374cbc3

  • SHA1

    1dd4140e0d4575cb9ad59ee97a93ea043bec499b

  • SHA256

    7198765cf784d75d7149e2253af7938eaf1598b960e65351bc0959633f503792

  • SHA512

    301a86fb2c8a4320b1110abddb8e82956c29b8c55456000bacd4f005d346bd72686afc3fb449d13efddafc9c4667b5fa739c2b79d89c7023250d74117df2c833

Score
10/10
agentteslacollectionkeyloggerspywarestealertrojan

Malware Config

Extracted

Credentials

  • Protocol:     smtp
  • Host:
    smtp.yandex.com
  • Port:
    587
  • Username:
    mobile.mailer@yandex.com
  • Password:
    qwerty123@

Extracted

Family

agenttesla

Credentials

  • Protocol:     smtp
  • Host:
    smtp.yandex.com
  • Port:
    587
  • Username:
    mobile.mailer@yandex.com
  • Password:
    qwerty123@

Signatures

  • AgentTesla

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

    keyloggertrojanstealerspywareagenttesla
  • AgentTesla Payload 1 IoCs
  • 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
  • Suspicious behavior: EnumeratesProcesses 7 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 11 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\HBL-BLCOPY.EXCELL.XLs.vr.exe
    "C:\Users\Admin\AppData\Local\Temp\HBL-BLCOPY.EXCELL.XLs.vr.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:3804
    • C:\Users\Admin\AppData\Local\Temp\HBL-BLCOPY.EXCELL.XLs.vr.exe
      "{path}"
      2⤵
        PID:4272
      • C:\Users\Admin\AppData\Local\Temp\HBL-BLCOPY.EXCELL.XLs.vr.exe
        "{path}"
        2⤵
        • Accesses Microsoft Outlook profiles
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • outlook_office_path
        • outlook_win_path
        PID:4504

    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

    Email Collection

    1
    T1114

    Exfiltration

    Command and Control

    Impact

    Replay Monitor

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    Downloads

    • memory/3804-130-0x00000000008D0000-0x000000000095E000-memory.dmp
      Filesize

      568KB

      Download
    • memory/3804-131-0x00000000058E0000-0x0000000005E84000-memory.dmp
      Filesize

      5.6MB

      Download
    • memory/3804-132-0x0000000005330000-0x00000000053C2000-memory.dmp
      Filesize

      584KB

      Download
    • memory/3804-133-0x0000000005310000-0x000000000531A000-memory.dmp
      Filesize

      40KB

      Download
    • memory/3804-134-0x0000000009150000-0x00000000091EC000-memory.dmp
      Filesize

      624KB

      Download
    • memory/4272-135-0x0000000000000000-mapping.dmp
      Download
    • memory/4504-136-0x0000000000000000-mapping.dmp
      Download
    • memory/4504-137-0x0000000000400000-0x000000000044C000-memory.dmp
      Filesize

      304KB

      Download
    • memory/4504-138-0x0000000006500000-0x0000000006566000-memory.dmp
      Filesize

      408KB

      Download
    • memory/4504-139-0x0000000006B00000-0x0000000006B50000-memory.dmp
      Filesize

      320KB

      Download