Overview

overview

10

Static

static

9

Purchase o...93.exe

windows7_x64

10

Purchase o...93.exe

windows10-2004_x64

10

Analysis

  • max time kernel
    141s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220414-en
  • submitted
    21-05-2022 12:07

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General

  • Target

    Purchase order Barminco EMRA 0093.exe

  • Size

    605KB

  • MD5

    dde3cde1c4e0c6c4e62cac319ac2ea9f

  • SHA1

    14b8b6393f601f3ed84a01a73dee2b31152c4823

  • SHA256

    7ef79b0251ad78e90b1cd1e95fcdd8566ac3629d6a921a3aca8383edc8893f82

  • SHA512

    77aece7e99ab840d66fe0c237d47157dd1265344d467a7582be0a8ef416f505015fb1b0b1d1a249913349a329631de6591ba8db09a3f8190cf12f009395da0a5

Score
10/10
agentteslacollectionkeyloggerspywarestealertrojan

Malware Config

Extracted

Credentials

  • Protocol:     smtp
  • Host:
    smtp.yandex.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    Swagger22

Extracted

Family

agenttesla

Credentials

  • Protocol:     smtp
  • Host:
    smtp.yandex.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    Swagger22

Signatures

  • AgentTesla

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

    keyloggertrojanstealerspywareagenttesla
  • AgentTesla Payload 1 IoCs
  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • 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 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 14 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Purchase order Barminco EMRA 0093.exe
    "C:\Users\Admin\AppData\Local\Temp\Purchase order Barminco EMRA 0093.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:3792
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\qiSytf" /XML "C:\Users\Admin\AppData\Local\Temp\tmpD7F6.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:2468
    • C:\Users\Admin\AppData\Local\Temp\Purchase order Barminco EMRA 0093.exe
      "{path}"
      2⤵
      • Accesses Microsoft Outlook profiles
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      • outlook_office_path
      • outlook_win_path
      PID:872
      • C:\Windows\SysWOW64\netsh.exe
        "netsh" wlan show profile
        3⤵
          PID:3884

    Network

    MITRE ATT&CK Matrix ATT&CK v6

    Initial Access

    Execution

    Scheduled Task

    1
    T1053

    Persistence

    Scheduled Task

    1
    T1053

    Privilege Escalation

    Scheduled Task

    1
    T1053

    Defense Evasion

    Credential Access

    Credentials in Files

    3
    T1081

    Discovery

    Query Registry

    1
    T1012

    System Information Discovery

    2
    T1082

    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\Temp\tmpD7F6.tmp
      Filesize

      1KB

      MD5

      66d69ec751660fedcfa4183c3db9fdc7

      SHA1

      7a1b73cd38ed700c1aaa2d9886be818335be6394

      SHA256

      a96a97e93aa5e1431fbb8ef8f808b23e94aaf3c46a4789a9b157e31aee702ee5

      SHA512

      7888828785a5a909d02374fbcf7098e1365da9f2983a9480b97b436ef72d7d24705fe00ab9fe9234571bfa5f4221140d76f878916306954831a13ca7fdc3c3e2

      Download Submit
    • memory/872-133-0x0000000000000000-mapping.dmp
      Download
    • memory/872-134-0x0000000000400000-0x0000000000452000-memory.dmp
      Filesize

      328KB

      Download
    • memory/872-135-0x0000000075130000-0x00000000756E1000-memory.dmp
      Filesize

      5.7MB

      Download
    • memory/2468-131-0x0000000000000000-mapping.dmp
      Download
    • memory/3792-130-0x0000000075130000-0x00000000756E1000-memory.dmp
      Filesize

      5.7MB

      Download
    • memory/3884-136-0x0000000000000000-mapping.dmp
      Download