Overview

overview

10

Static

static

PG4636 - C...ls.exe

windows7_x64

3

PG4636 - C...ls.exe

windows10_x64

10

Analysis

  • max time kernel
    137s
  • max time network
    129s
  • platform
    windows10_x64
  • resource
    win10-en-20211014
  • submitted
    01-12-2021 14:24

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General

  • Target

    PG4636 - Confirmed .xls.exe

  • Size

    487KB

  • MD5

    3ab8e681d5b85174421e23d5b3bace3f

  • SHA1

    60cfc87431a251f2fd1f1b1d3069999308de31a8

  • SHA256

    2a5ae6a4afc8079db51da67e5823ba3c8fd78da234952b0a02ad084764fed3ab

  • SHA512

    55c85a222aa4927ff85801af1674d0dc1843e38f0f8024f28e727bf009592ba967a536883b6e1717a84ca3e6d499a74268eee2728d47be3808759c8848e92d0a

Score
10/10
agentteslacollectionkeyloggerspywarestealertrojan

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:     smtp
  • Host:
    smtp.neocomjsp.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    f@kHRCt0

Signatures

  • AgentTesla

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

    keyloggertrojanstealerspywareagenttesla
  • AgentTesla Payload 4 IoCs
  • 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
  • Suspicious behavior: EnumeratesProcesses 4 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\PG4636 - Confirmed .xls.exe
    "C:\Users\Admin\AppData\Local\Temp\PG4636 - Confirmed .xls.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2472
    • C:\Users\Admin\AppData\Local\Temp\PG4636 - Confirmed .xls.exe
      "C:\Users\Admin\AppData\Local\Temp\PG4636 - Confirmed .xls.exe"
      2⤵
        PID:1012
      • C:\Users\Admin\AppData\Local\Temp\PG4636 - Confirmed .xls.exe
        "C:\Users\Admin\AppData\Local\Temp\PG4636 - Confirmed .xls.exe"
        2⤵
        • Accesses Microsoft Outlook profiles
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of SetWindowsHookEx
        • outlook_office_path
        • outlook_win_path
        PID:1036

    Network

    MITRE ATT&CK Matrix ATT&CK v6

    Initial Access

    Execution

    Persistence

    Privilege Escalation

    Defense Evasion

    Credential Access

    Credentials in Files

    3
    T1081

    Discovery

    Lateral Movement

    Collection

    Data from Local System

    3
    T1005

    Email Collection

    1
    T1114

    Exfiltration

    Command and Control

    Impact

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/1036-124-0x0000000000400000-0x000000000043C000-memory.dmp
      Filesize

      240KB

      Download
    • memory/1036-135-0x0000000005150000-0x000000000564E000-memory.dmp
      Filesize

      5.0MB

      Download
    • memory/1036-132-0x0000000005EB0000-0x0000000005EB1000-memory.dmp
      Filesize

      4KB

      Download
    • memory/1036-131-0x00000000055E0000-0x00000000055E1000-memory.dmp
      Filesize

      4KB

      Download
    • memory/1036-130-0x0000000005150000-0x000000000564E000-memory.dmp
      Filesize

      5.0MB

      Download
    • memory/1036-125-0x00000000004375FE-mapping.dmp
      Download
    • memory/2472-119-0x0000000005470000-0x000000000596E000-memory.dmp
      Filesize

      5.0MB

      Download
    • memory/2472-123-0x00000000064D0000-0x0000000006539000-memory.dmp
      Filesize

      420KB

      Download
    • memory/2472-122-0x0000000005920000-0x0000000005926000-memory.dmp
      Filesize

      24KB

      Download
    • memory/2472-121-0x00000000061C0000-0x00000000061C1000-memory.dmp
      Filesize

      4KB

      Download
    • memory/2472-120-0x0000000005540000-0x0000000005541000-memory.dmp
      Filesize

      4KB

      Download
    • memory/2472-115-0x0000000000CC0000-0x0000000000CC1000-memory.dmp
      Filesize

      4KB

      Download
    • memory/2472-118-0x0000000005560000-0x0000000005561000-memory.dmp
      Filesize

      4KB

      Download
    • memory/2472-117-0x0000000005970000-0x0000000005971000-memory.dmp
      Filesize

      4KB

      Download