Overview

overview

10

Static

static

29_07_20_C...er.exe

windows7_x64

10

29_07_20_C...er.exe

windows10-2004_x64

10

Analysis

  • max time kernel
    119s
  • max time network
    155s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220414-en
  • submitted
    20-05-2022 23:36

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General

  • Target

    29_07_20_Complaint Letter.exe

  • Size

    603KB

  • MD5

    a72c3f0cacbf687e5615f18af30fce5f

  • SHA1

    b7fb6a190458b6a35083eb2c31e76643b02b5ec7

  • SHA256

    b24f7e290011f02c24c5db79555e80f14d4e407778995062e23fcdefc97a3308

  • SHA512

    afb6f6377e2786911897a6990c6bc8f6052836a072a9ddef62b6819212d45fbe6c4f4a619a77307ab490d1ea0c0da1d07fb3e2dbb109c025a4041448d859ee3d

Score
10/10
agentteslacollectionkeyloggerspywarestealertrojan

Malware Config

Extracted

Credentials

  • Protocol:     smtp
  • Host:
    Smtp.yandex.ru
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    hazards0

Extracted

Family

agenttesla

Credentials

  • Protocol:     smtp
  • Host:
    Smtp.yandex.ru
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    hazards0

Signatures

  • AgentTesla

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

    keyloggertrojanstealerspywareagenttesla
  • AgentTesla Payload 1 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 7 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\29_07_20_Complaint Letter.exe
    "C:\Users\Admin\AppData\Local\Temp\29_07_20_Complaint Letter.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2712
    • C:\Users\Admin\AppData\Local\Temp\29_07_20_Complaint Letter.exe
      "{path}"
      2⤵
        PID:4836
      • C:\Users\Admin\AppData\Local\Temp\29_07_20_Complaint Letter.exe
        "{path}"
        2⤵
        • Accesses Microsoft Outlook profiles
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • outlook_office_path
        • outlook_win_path
        PID:856

    Network

    MITRE ATT&CK Enterprise v6

    Replay Monitor

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    Downloads

    • C:\Users\Admin\AppData\Local\Microsoft\CLR_v2.0_32\UsageLogs\29_07_20_Complaint Letter.exe.log
      Filesize

      431B

      MD5

      5857e83c18f89642029016ceb700fea1

      SHA1

      8367bf8b24bfbfc84c926eba2f636c0ebcb05aed

      SHA256

      35ef4eb837f4c0639da9cae138dad6ae419fdaf1996153b5a0ed11c7c73bcd7d

      SHA512

      adb87f85135e215dccc38034dcb5c7680ca4be44be9830b22eaf4cea05260cad8febcf4f1705a827e4cc518457ec79eda359e95c158bb79bed15a359ab0afe1d

      Download Submit

    • memory/856-132-0x0000000000000000-mapping.dmp

      Download

    • memory/856-133-0x0000000000400000-0x000000000044C000-memory.dmp

      Filesize

      304KB

      Download

    • memory/856-135-0x0000000074960000-0x0000000074F11000-memory.dmp

      Filesize

      5.7MB

      Download

    • memory/2712-130-0x0000000074960000-0x0000000074F11000-memory.dmp

      Filesize

      5.7MB

      Download

    • memory/4836-131-0x0000000000000000-mapping.dmp

      Download