Overview

overview

10

Static

static

APC_abc2aa...64.exe

windows7_x64

10

APC_abc2aa...64.exe

windows10-2004_x64

10

Analysis

  • max time kernel
    143s
  • max time network
    147s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220414-en
  • submitted
    20-05-2022 22:13

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General

  • Target

    APC_abc2aaa8_8492081651__PDF____________________________________________________________________647464.exe

  • Size

    490KB

  • MD5

    18697f2af9c34770269986347b5ee11d

  • SHA1

    edd9a66203533bf046e2b4df1c00878049214b8f

  • SHA256

    33604d4a3c31c9a93c138a1c9de3152b35b3a81c57bf784e6685e17701e5c25d

  • SHA512

    d113c77a0c6f1b1bbe66b2171d5f273b5879b48b67a5e3981fc6acb433dfbd4346fefce76cd89eaf97c2531c794c6308b9ae3f4d4ca6ad9ae45ea6f123416950

Score
10/10
agentteslacollectionkeyloggerpersistencespywarestealertrojan

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:     smtp
  • Host:
    SMTP.epaindemgroup.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    aduR#@wG#r73

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
  • Adds Run key to start application 2 TTPs 1 IoCs
    persistence
  • 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 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\APC_abc2aaa8_8492081651__PDF____________________________________________________________________647464.exe
    "C:\Users\Admin\AppData\Local\Temp\APC_abc2aaa8_8492081651__PDF____________________________________________________________________647464.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:4008
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\rWddikOEarg" /XML "C:\Users\Admin\AppData\Local\Temp\tmp19A2.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:5028
    • C:\Users\Admin\AppData\Local\Temp\APC_abc2aaa8_8492081651__PDF____________________________________________________________________647464.exe
      "{path}"
      2⤵
      • Accesses Microsoft Outlook profiles
      • Adds Run key to start application
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      • outlook_office_path
      • outlook_win_path
      PID:2144

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\APC_abc2aaa8_8492081651__PDF____________________________________________________________________647464.exe.log
    Filesize

    1KB

    MD5

    8ec831f3e3a3f77e4a7b9cd32b48384c

    SHA1

    d83f09fd87c5bd86e045873c231c14836e76a05c

    SHA256

    7667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982

    SHA512

    26bffa2406b66368bd412bf25869a792631455645992cdcade2dbc13a2e56fb546414a6a9223b94c96c38d89187add6678d4779a88b38b0c9e36be8527b213c3

    Download Submit

  • C:\Users\Admin\AppData\Local\Temp\tmp19A2.tmp
    Filesize

    1KB

    MD5

    f4252e18f17b3cab492e35218020e938

    SHA1

    35177693d83a6a4b8e065d6ae9d0daf1a48b1b45

    SHA256

    82695a2477915972ed4cd4cc5c686e5c14cbb204f093117fee80aa0ad9aa1b71

    SHA512

    323454885d25d17672d3c6cbef9114958b1e33625819f2cd94677ad3c50d1d463b2dce2a829f210066148c0dea0331c234c961b4036ef94ab6f95bb70aa9f9f8

    Download Submit

  • memory/2144-137-0x0000000000000000-mapping.dmp

    Download

  • memory/2144-138-0x0000000000400000-0x000000000044C000-memory.dmp

    Filesize

    304KB

    Download

  • memory/2144-140-0x0000000006170000-0x00000000061D6000-memory.dmp

    Filesize

    408KB

    Download

  • memory/4008-130-0x0000000000F30000-0x0000000000FB0000-memory.dmp

    Filesize

    512KB

    Download

  • memory/4008-131-0x0000000008330000-0x00000000088D4000-memory.dmp

    Filesize

    5.6MB

    Download

  • memory/4008-132-0x0000000007E20000-0x0000000007EB2000-memory.dmp

    Filesize

    584KB

    Download

  • memory/4008-133-0x0000000007EE0000-0x0000000007EEA000-memory.dmp

    Filesize

    40KB

    Download

  • memory/4008-134-0x0000000008130000-0x00000000081CC000-memory.dmp

    Filesize

    624KB

    Download

  • memory/5028-135-0x0000000000000000-mapping.dmp

    Download