Overview

overview

10

Static

static

FUND_APP.exe

windows7_x64

10

FUND_APP.exe

windows10-2004_x64

10

Analysis

  • max time kernel
    105s
  • max time network
    146s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220414-en
  • submitted
    21-05-2022 12:22

Sharing

Copy URL
Twitter E-mail
Report Analysis Logs

General

  • Target

    FUND_APP.exe

  • Size

    507KB

  • MD5

    e174ddd754ba98495721027618f36ece

  • SHA1

    17a964ea8949cedb839afbb9e851ab4442fee2bf

  • SHA256

    d33efcce86a05a724b6238a4957a4ea348db0e01578b750919332fa4c6f96e21

  • SHA512

    b39f58d6c7cf8069600bb3347aa130f93e61907bb54f1996942203b1ad1060557d0d33944f7366a59eafeb003bdaab7014af8a284ddc489e734108bf885d97ab

Score
10/10
agentteslacollectionevasionkeyloggerspywarestealertrojan

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:     smtp
  • Host:
    smtp.bubuyayaa.com
  • Port:
    587
  • Username:
    teamwork@bubuyayaa.com
  • Password:
    bubuyaya007

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
  • Disables Task Manager via registry modification
    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.

  • 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
  • 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
  • Modifies registry key 1 TTPs 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 3 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 17 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\FUND_APP.exe
    "C:\Users\Admin\AppData\Local\Temp\FUND_APP.exe"
    1⤵
    • Checks BIOS information in registry
    • Checks computer location settings
    • Maps connected drives based on registry
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2520
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\JxqEyamVS" /XML "C:\Users\Admin\AppData\Local\Temp\tmpC539.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:4480
    • C:\Users\Admin\AppData\Local\Temp\FUND_APP.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:4332
      • C:\Windows\SysWOW64\REG.exe
        REG add HKCU\Software\Microsoft\Windows\CurrentVersion\Policies\System /v DisableTaskMgr /t REG_DWORD /d 1 /f
        3⤵
        • Modifies registry key
        PID:900
      • C:\Windows\SysWOW64\netsh.exe
        "netsh" wlan show profile
        3⤵
          PID:484

    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

    Modify Registry

    1
    T1112

    Credential Access

    Credentials in Files

    3
    T1081

    Discovery

    Query Registry

    5
    T1012

    Virtualization/Sandbox Evasion

    2
    T1497

    System Information Discovery

    4
    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

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Temp\tmpC539.tmp
      Filesize

      1KB

      MD5

      855c2232020619acda67934d655c33cc

      SHA1

      35f06c4fcd2955fceef5a1b44108773184b53871

      SHA256

      b13500432be3c874f1637595ca478846285b384ee506fd4f41c8a70125753da7

      SHA512

      0f7d4f531c0c28b30ed576d839cbd4a6b47c8c59a514dd15cbe7c38718ef209019e710c5f009904e441fea04f71d2c069e754a75dc73e97d5ab394f8305d8a18

      Download Submit
    • memory/484-141-0x0000000000000000-mapping.dmp
      Download
    • memory/900-140-0x0000000000000000-mapping.dmp
      Download
    • memory/2520-130-0x0000000000DC0000-0x0000000000E46000-memory.dmp
      Filesize

      536KB

      Download
    • memory/2520-131-0x0000000008240000-0x00000000087E4000-memory.dmp
      Filesize

      5.6MB

      Download
    • memory/2520-132-0x0000000007D30000-0x0000000007DC2000-memory.dmp
      Filesize

      584KB

      Download
    • memory/2520-133-0x0000000007CE0000-0x0000000007CEA000-memory.dmp
      Filesize

      40KB

      Download
    • memory/2520-134-0x000000000B7C0000-0x000000000B85C000-memory.dmp
      Filesize

      624KB

      Download
    • memory/2520-135-0x000000000B9D0000-0x000000000BA36000-memory.dmp
      Filesize

      408KB

      Download
    • memory/4332-139-0x0000000000400000-0x0000000000452000-memory.dmp
      Filesize

      328KB

      Download
    • memory/4332-138-0x0000000000000000-mapping.dmp
      Download
    • memory/4332-142-0x00000000064F0000-0x0000000006540000-memory.dmp
      Filesize

      320KB

      Download
    • memory/4480-136-0x0000000000000000-mapping.dmp
      Download