Analysis

  • max time kernel
    77s
  • max time network
    136s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220414-en
  • submitted
    05-05-2022 06:06

General

  • Target

    0f6c975dd9dc51bc14522c8f55864724.exe

  • Size

    602KB

  • MD5

    0f6c975dd9dc51bc14522c8f55864724

  • SHA1

    ec4b675e8eb45d4caf359e0cf897b855db29dff7

  • SHA256

    b7c3b077777303227947d62064fea23a1473f57c07575476e97c92a811b37c46

  • SHA512

    867d95e8525e045575f2f9fe7f165f6840e5df9ada790ca1e79bb28581a6088a77e042ddf63a72659d24384dc72f05990f8b56eaa3511b86c938125596cec6d1

Malware Config

Extracted

Credentials

  • Protocol:
    smtp
  • Host:
    mail.hardroot.biz
  • Port:
    587
  • Username:
    home@hardroot.biz
  • Password:
    bigboy247

Extracted

Family

agenttesla

Credentials

  • Protocol:
    smtp
  • Host:
    mail.hardroot.biz
  • Port:
    587
  • Username:
    home@hardroot.biz
  • Password:
    bigboy247
  • Email To:
    doc@hardroot.biz

Signatures

  • AgentTesla

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

  • Reads data files stored by FTP clients 2 TTPs

    Tries to access configuration files associated with programs like FileZilla.

  • Reads user/profile data of local email clients 2 TTPs

    Email clients store some user data on disk where infostealers will often target it.

  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\0f6c975dd9dc51bc14522c8f55864724.exe
    "C:\Users\Admin\AppData\Local\Temp\0f6c975dd9dc51bc14522c8f55864724.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:4004
    • C:\Users\Admin\AppData\Local\Temp\0f6c975dd9dc51bc14522c8f55864724.exe
      "C:\Users\Admin\AppData\Local\Temp\0f6c975dd9dc51bc14522c8f55864724.exe"
      2⤵
      • Accesses Microsoft Outlook profiles
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • outlook_office_path
      • outlook_win_path
      PID:3064

Network

MITRE ATT&CK Matrix ATT&CK v6

Credential Access

Credentials in Files

3
T1081

Collection

Data from Local System

3
T1005

Email Collection

1
T1114

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\0f6c975dd9dc51bc14522c8f55864724.exe.log
    Filesize

    1KB

    MD5

    e08f822522c617a40840c62e4b0fb45e

    SHA1

    ae516dca4da5234be6676d3f234c19ec55725be7

    SHA256

    bd9d5e9f7fe6fcff17d873555d4077d15f7d6cdda1183e7f7d278b735ffe1fd7

    SHA512

    894a7fb7bbc18ac6ba13378f58a7db80ad00d6080be9a66b01cae8e23e41d9d2d4cd53c1e20669356b73590c8a3ebfda4bdda3258f81240db56c4a81b7313fe4

  • memory/3064-136-0x0000000000000000-mapping.dmp
  • memory/3064-137-0x0000000000400000-0x000000000043A000-memory.dmp
    Filesize

    232KB

  • memory/3064-139-0x0000000006750000-0x00000000067A0000-memory.dmp
    Filesize

    320KB

  • memory/4004-130-0x0000000000DD0000-0x0000000000E6C000-memory.dmp
    Filesize

    624KB

  • memory/4004-131-0x0000000005DB0000-0x0000000006354000-memory.dmp
    Filesize

    5.6MB

  • memory/4004-132-0x00000000058A0000-0x0000000005932000-memory.dmp
    Filesize

    584KB

  • memory/4004-133-0x0000000005810000-0x000000000581A000-memory.dmp
    Filesize

    40KB

  • memory/4004-134-0x00000000090D0000-0x000000000916C000-memory.dmp
    Filesize

    624KB

  • memory/4004-135-0x00000000092B0000-0x0000000009316000-memory.dmp
    Filesize

    408KB