Overview

overview

10

Static

static

RFQ-Fn909-...hd.exe

windows7_x64

10

RFQ-Fn909-...hd.exe

windows10-2004_x64

10

Analysis

  • max time kernel
    93s
  • max time network
    152s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220414-en
  • submitted
    21-05-2022 11:47

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General

  • Target

    RFQ-Fn909-20.DOCUment-NEW.hd.exe

  • Size

    484KB

  • MD5

    73ff45d78f333069ea5f34576fc02cc6

  • SHA1

    98900cadce7cffed7de5185efd95601036ea826d

  • SHA256

    9813475302a899ec9e920af208ba4373f752dc63c8577f0696092aadbc51fd59

  • SHA512

    294c4683ffa437ba873ce51e17ce5a9aa113c1a40f4bfde9b0014de66aa63b9237238a8c9c46e6ef497fbd362fd2af25b25010adb1ac0fc6945c10a13d6a72d2

Score
10/10
agentteslacollectionkeyloggerspywarestealertrojan

Malware Config

Extracted

Credentials

  • Protocol:     smtp
  • Host:
    smtp.yandex.com
  • Port:
    587
  • Username:
    mobile.mailer@yandex.com
  • Password:
    qwerty123@

Extracted

Family

agenttesla

Credentials

  • Protocol:     smtp
  • Host:
    smtp.yandex.com
  • Port:
    587
  • Username:
    mobile.mailer@yandex.com
  • Password:
    qwerty123@

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 5 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 11 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\RFQ-Fn909-20.DOCUment-NEW.hd.exe
    "C:\Users\Admin\AppData\Local\Temp\RFQ-Fn909-20.DOCUment-NEW.hd.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2156
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\scXuQvjz" /XML "C:\Users\Admin\AppData\Local\Temp\tmp518B.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:2616
    • C:\Users\Admin\AppData\Local\Temp\RFQ-Fn909-20.DOCUment-NEW.hd.exe
      "{path}"
      2⤵
      • Accesses Microsoft Outlook profiles
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • outlook_office_path
      • outlook_win_path
      PID:4320

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\RFQ-Fn909-20.DOCUment-NEW.hd.exe.log
    Filesize

    762B

    MD5

    9009926d69007188988b6d59df9c943d

    SHA1

    0789ca51cb30941e11915ca63a80649761392451

    SHA256

    6019af20aa3b3b85388b233dd6c5e005ecc38b52bc88981a4df013eeafab5881

    SHA512

    01c1a31d8be18dd9e906b85678a2e87c8084eea8d74a3ee8ed80300be6d7da3053fd60d5f47535790ce6e65c8a4a42e62fa9c2bdcaad7742f530545131087175

    Download Submit
  • C:\Users\Admin\AppData\Local\Temp\tmp518B.tmp
    Filesize

    1KB

    MD5

    5812263cb8c931fa1d84522683f7ce75

    SHA1

    2f40912ceaf3bd33f71e5b3e244b892074d98f9f

    SHA256

    4fb2d76e232e46ed08cd7c2d705539bf46d1bfce8d92a0e58284a937dc9dcce7

    SHA512

    4a38d592f95bbb5ecea550108efef521ae6001e405204d88d855184e6b35ee67e54a740a8e20120ac5160f2cfdda1dfbeaf01d9f42c38e4eb637663407cbfc8f

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

    5.7MB

    Download
  • memory/2616-131-0x0000000000000000-mapping.dmp
    Download
  • memory/4320-133-0x0000000000000000-mapping.dmp
    Download
  • memory/4320-134-0x0000000000400000-0x000000000044C000-memory.dmp
    Filesize

    304KB

    Download
  • memory/4320-136-0x0000000074AF0000-0x00000000750A1000-memory.dmp
    Filesize

    5.7MB

    Download