Overview

overview

10

Static

static

Invitation...nt.exe

windows7_x64

10

Invitation...nt.exe

windows10-2004_x64

10

RFQ Sinope...ct.exe

windows7_x64

10

RFQ Sinope...ct.exe

windows10-2004_x64

10

Analysis

  • max time kernel
    95s
  • max time network
    156s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220414-en
  • submitted
    20-05-2022 23:35

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General

  • Target

    RFQ Sinopec Refining Project.exe

  • Size

    579KB

  • MD5

    4b22fb58751575aa519aae5e1ca8841c

  • SHA1

    36b679ba9fb83058600b0a5f12ac30dcce4c002c

  • SHA256

    3298b7890071ea9442142d9f030802b738664152a1f07fbabe629b72b0ea7b3d

  • SHA512

    ec5cf1b523ed05dc40fb2070907260b781140c4f605fcc5fdc628829b0d9380bb87645e7e4a2e1b258ba950a1131757c4f34c7e53ae0ccd1013857581a1f622a

Score
10/10
agentteslacollectionkeyloggerspywarestealertrojan

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:     smtp
  • Host:
    smtp.greenhornechem.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    ^fpNyGmQa2

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 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 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\RFQ Sinopec Refining Project.exe
    "C:\Users\Admin\AppData\Local\Temp\RFQ Sinopec Refining Project.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:3164
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\ONobzf" /XML "C:\Users\Admin\AppData\Local\Temp\tmp4045.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:440
    • C:\Users\Admin\AppData\Local\Temp\RFQ Sinopec Refining Project.exe
      "{path}"
      2⤵
      • Accesses Microsoft Outlook profiles
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • outlook_office_path
      • outlook_win_path
      PID:2188

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\RFQ Sinopec Refining Project.exe.log
    Filesize

    507B

    MD5

    ab4c71d3ff6255edd4e5c1e09540f49e

    SHA1

    22e06bf4e258741b5df918061871cba998c50cea

    SHA256

    1690fec628f775dd3c3385b800eed126b37978ef2ffd592b024052724caafb5a

    SHA512

    8fa7d0045796e6cda7c28e2b9a690ef550619828c1b5d0ebf8e8367aff4bf4d9f63121e5b4f199d30cb8006eb584c6767f4c59150749b8256dab9dd0ebd9f1af

    Download Submit
  • C:\Users\Admin\AppData\Local\Temp\tmp4045.tmp
    Filesize

    1KB

    MD5

    9f55be554b547ade29f3d8cfadfb6985

    SHA1

    ba3a652ea3423bce6e145e1caf196bd92b29bc27

    SHA256

    0a0e4d586a63fda21a58c4dfb32c64561da99e778028d24a60a995d591a75710

    SHA512

    457f66ce37d5565a141bb00e1210fb4a7b5710b1cc91e1e686d0781230d2631f609a77676244cd02dbd37f0664c23bd843ec6db8a55643fbd2f61c2bd59f5270

    Download Submit
  • memory/440-134-0x0000000000000000-mapping.dmp
    Download
  • memory/2188-136-0x0000000000000000-mapping.dmp
    Download
  • memory/2188-137-0x0000000000400000-0x000000000044C000-memory.dmp
    Filesize

    304KB

    Download
  • memory/2188-139-0x0000000006050000-0x00000000060B6000-memory.dmp
    Filesize

    408KB

    Download
  • memory/2188-140-0x0000000006520000-0x0000000006570000-memory.dmp
    Filesize

    320KB

    Download
  • memory/2188-141-0x0000000006830000-0x000000000683A000-memory.dmp
    Filesize

    40KB

    Download
  • memory/3164-130-0x0000000000270000-0x0000000000308000-memory.dmp
    Filesize

    608KB

    Download
  • memory/3164-131-0x0000000004C50000-0x0000000004CEC000-memory.dmp
    Filesize

    624KB

    Download
  • memory/3164-132-0x0000000004D90000-0x0000000004E22000-memory.dmp
    Filesize

    584KB

    Download
  • memory/3164-133-0x0000000005A20000-0x0000000005FC4000-memory.dmp
    Filesize

    5.6MB

    Download