Overview

overview

10

Static

static

payment ag...oi.exe

windows7_x64

10

payment ag...oi.exe

windows10-2004_x64

10

Analysis

  • max time kernel
    143s
  • max time network
    39s
  • platform
    windows7_x64
  • resource
    win7-20220414-en
  • submitted
    21-05-2022 18:58

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General

  • Target

    payment against your invoi.exe

  • Size

    499KB

  • MD5

    eadb9c9fbe400eeb9a6dfd465f116498

  • SHA1

    32fc1cfedec2ec886bcd9562cdce99f2414af041

  • SHA256

    7ef89eedb2b94ba182361208dc6fc31bd1dd3e378e0c5ba28a137996764a2de7

  • SHA512

    dfc20697f28b9fab1fd33f22b6d5398f2ca5cc442bcce2db6e548d993eb8424d6bce34d883a29ddc5b78d69b4d5b2600a6fdc9c3d097b8cb50d07a064cee3eb2

Score
10/10
agentteslacollectionevasionkeyloggerspywarestealertrojan

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:     smtp
  • Host:
    mail.trip24now.com
  • Port:
    587
  • Username:
    services@trip24now.com
  • Password:
    Services@123#

Signatures

  • AgentTesla

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

    keyloggertrojanstealerspywareagenttesla
  • AgentTesla Payload 6 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
  • 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 13 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\payment against your invoi.exe
    "C:\Users\Admin\AppData\Local\Temp\payment against your invoi.exe"
    1⤵
    • Checks BIOS information in registry
    • Maps connected drives based on registry
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:1000
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\OxqIQfPx" /XML "C:\Users\Admin\AppData\Local\Temp\tmp1EA9.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:1152
    • C:\Users\Admin\AppData\Local\Temp\payment against your invoi.exe
      "{path}"
      2⤵
      • Accesses Microsoft Outlook profiles
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      • outlook_office_path
      • outlook_win_path
      PID:1176

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

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

3
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\Temp\tmp1EA9.tmp
    Filesize

    1KB

    MD5

    d81d47136b2cbfa2226d9c19f7b5c631

    SHA1

    33ce923b0a6598b0f4b32b725e707313d5c08cfc

    SHA256

    3371eef936f0d475f51b7fd30c1282e6e6b823447a2963a65da45a1ceaef8ac7

    SHA512

    2813d761a51e0245636f8674c353f01396f48f1f416ebdba595716828d3600a512c85368b20c764b06e36c9d598b64f163242f18c33ecd4f8295dcb3b96a9e36

    Download Submit
  • memory/1000-54-0x0000000000DD0000-0x0000000000E54000-memory.dmp
    Filesize

    528KB

    Download
  • memory/1000-55-0x0000000000210000-0x000000000021A000-memory.dmp
    Filesize

    40KB

    Download
  • memory/1000-56-0x0000000004990000-0x00000000049E4000-memory.dmp
    Filesize

    336KB

    Download
  • memory/1000-57-0x0000000075F21000-0x0000000075F23000-memory.dmp
    Filesize

    8KB

    Download
  • memory/1152-58-0x0000000000000000-mapping.dmp
    Download
  • memory/1176-61-0x0000000000400000-0x000000000044C000-memory.dmp
    Filesize

    304KB

    Download
  • memory/1176-63-0x0000000000400000-0x000000000044C000-memory.dmp
    Filesize

    304KB

    Download
  • memory/1176-60-0x0000000000400000-0x000000000044C000-memory.dmp
    Filesize

    304KB

    Download
  • memory/1176-64-0x0000000000400000-0x000000000044C000-memory.dmp
    Filesize

    304KB

    Download
  • memory/1176-65-0x0000000000400000-0x000000000044C000-memory.dmp
    Filesize

    304KB

    Download
  • memory/1176-66-0x00000000004470BE-mapping.dmp
    Download
  • memory/1176-70-0x0000000000400000-0x000000000044C000-memory.dmp
    Filesize

    304KB

    Download
  • memory/1176-68-0x0000000000400000-0x000000000044C000-memory.dmp
    Filesize

    304KB

    Download