Overview

overview

10

Static

static

Payment Invoice.exe

windows7_x64

10

Payment Invoice.exe

windows10-2004_x64

10

Analysis

  • max time kernel
    99s
  • max time network
    155s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220414-en
  • submitted
    21-05-2022 11:19

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Report Analysis Logs

General

  • Target

    Payment Invoice.exe

  • Size

    556KB

  • MD5

    53ec9b92d822d12887d144d5e2066bef

  • SHA1

    ef55bbcab42a3ef5ee0070adf2b1c176dfeea4d0

  • SHA256

    1a32b479225283f435fe37ea7490bd319063d0cbf88ba6845821aa4eadbbdc91

  • SHA512

    6685ca80b210e740bac3a0910c803b27dac2840a9b17c24dd0256b8afbce7cbb063b713e63f488179979e118434ca8ea49f542f414e1c402f71462897f705d7b

Score
10/10
agentteslacollectionkeyloggerspywarestealertrojan

Malware Config

Extracted

Credentials

  • Protocol:     smtp
  • Host:
    mail.privateemail.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    mmm777

Extracted

Family

agenttesla

Credentials

  • Protocol:     smtp
  • Host:
    mail.privateemail.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    mmm777

Signatures

  • AgentTesla

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

    keyloggertrojanstealerspywareagenttesla
  • AgentTesla Payload 1 IoCs
  • Drops file in Drivers directory 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 11 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Payment Invoice.exe
    "C:\Users\Admin\AppData\Local\Temp\Payment Invoice.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:2156
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\AThqfIDLqoF" /XML "C:\Users\Admin\AppData\Local\Temp\tmp5BCC.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:204
    • C:\Users\Admin\AppData\Local\Temp\Payment Invoice.exe
      "{path}"
      2⤵
      • Drops file in Drivers directory
      • Accesses Microsoft Outlook profiles
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      • outlook_office_path
      • outlook_win_path
      PID:1524

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\Microsoft\CLR_v2.0_32\UsageLogs\Payment Invoice.exe.log
    Filesize

    766B

    MD5

    f31cb48987bd5b34b620a1a0c38a12d6

    SHA1

    6de824d36e8111e0f99e48e25baa2014da4690c6

    SHA256

    af2533379ee0e724f687064508666515b7427139577bab58a9eef677bb427819

    SHA512

    7750ef75389ecb549f8da1615276ffedfc7e92f0956a344099360e39955419ca625241e4d86bae6864e585a98db28f7b7475ace75abda24e31d38da4fdea8996

    Download Submit
  • C:\Users\Admin\AppData\Local\Temp\tmp5BCC.tmp
    Filesize

    1KB

    MD5

    375ef4bb89077184526e356c43800af5

    SHA1

    f4df54b887f89a7b84d53bbf8630625bcfe4d4ee

    SHA256

    5f99035dcd4d6c54871115839f979140d5d2054bb14b7e1e29ca0cf3c97bfc32

    SHA512

    55569116dc2be388694ef61a7fee57a4d6b70c76a669e86127e7567ad51908b34ca81d65a9a8de5d3537a41063e727afa35b9dc1f32e7f8102329e89c670ff2d

    Download Submit
  • memory/204-131-0x0000000000000000-mapping.dmp
    Download
  • memory/1524-133-0x0000000000000000-mapping.dmp
    Download
  • memory/1524-134-0x0000000000400000-0x000000000044C000-memory.dmp
    Filesize

    304KB

    Download
  • memory/1524-136-0x0000000074AF0000-0x00000000750A1000-memory.dmp
    Filesize

    5.7MB

    Download
  • memory/2156-130-0x0000000074AF0000-0x00000000750A1000-memory.dmp
    Filesize

    5.7MB

    Download