Overview

overview

10

Static

static

Company Pr...df.exe

windows7_x64

10

Company Pr...df.exe

windows10-2004_x64

10

Invoices12...df.exe

windows7_x64

10

Invoices12...df.exe

windows10-2004_x64

10

Me jpg jpg...pg.exe

windows7_x64

10

Me jpg jpg...pg.exe

windows10-2004_x64

10

Pictures&D...pg.exe

windows7_x64

10

Pictures&D...pg.exe

windows10-2004_x64

10

Analysis

  • max time kernel
    130s
  • max time network
    152s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220414-en
  • submitted
    21-05-2022 11:51

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General

  • Target

    Pictures&Designs jpg jpg jpg jpg.exe

  • Size

    985KB

  • MD5

    f18c8bfd7050c5c9e3b5490eb056281c

  • SHA1

    05f0b62ff015ecb90ca36495c94842bef9a1ba45

  • SHA256

    d98b551ba123d7020b8bcc1835f0bbeb103e50d18a3d341771e1a05b1edfaf87

  • SHA512

    e616ede3c6514b6de6b4bee70fee764d04ea602640067cb5fb18aa00d7339c0d0f59a2b9a842cfa9fd1bc2383e9cfde217004ab247343aa959a51d181604083a

Score
10/10
agentteslacollectionevasionkeyloggerspywarestealertrojan

Malware Config

Extracted

Credentials

  • Protocol:     smtp
  • Host:
    smtp.privateemail.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    abouttomarry123

Extracted

Family

agenttesla

Credentials

  • Protocol:     smtp
  • Host:
    smtp.privateemail.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    abouttomarry123

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.

  • Checks computer location settings 2 TTPs 1 IoCs

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

  • 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 3 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\Pictures&Designs jpg jpg jpg jpg.exe
    "C:\Users\Admin\AppData\Local\Temp\Pictures&Designs jpg jpg jpg jpg.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:1736
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\PLdDNErXYSoYw" /XML "C:\Users\Admin\AppData\Local\Temp\tmp5E28.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:2612
    • C:\Windows\Microsoft.NET\Framework\v2.0.50727\MSBuild.exe
      "C:\Windows\Microsoft.NET\Framework\v2.0.50727\MSBuild.exe"
      2⤵
      • Accesses Microsoft Outlook profiles
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      • outlook_office_path
      • outlook_win_path
      PID:2660

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

Discovery

Query Registry

5
T1012

Virtualization/Sandbox Evasion

2
T1497

System Information Discovery

4
T1082

Peripheral Device Discovery

1
T1120

Lateral Movement

Collection

Email Collection

1
T1114

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\tmp5E28.tmp
    Filesize

    1KB

    MD5

    bb462328d8946752ab819ef76956cbe5

    SHA1

    98d5e0d568a180cb7b51d704569fc9da65367396

    SHA256

    0a305e34ff57e6c9867efe34b70a2e749d2173a12c7604082587fbaa2673cb37

    SHA512

    1095db4e5d497a2211db0d51a15fb192e7450af20666911fd6ede61f78bfd177986394a06f98624a014b75b30155a84b8d07f1649709881de6c96628f65523fd

    Download Submit
  • memory/1736-130-0x00000000749C0000-0x0000000074F71000-memory.dmp
    Filesize

    5.7MB

    Download
  • memory/2612-131-0x0000000000000000-mapping.dmp
    Download
  • memory/2660-133-0x0000000000000000-mapping.dmp
    Download
  • memory/2660-134-0x0000000000400000-0x0000000000466000-memory.dmp
    Filesize

    408KB

    Download
  • memory/2660-135-0x00000000749C0000-0x0000000074F71000-memory.dmp
    Filesize

    5.7MB

    Download