Analysis

  • max time kernel
    141s
  • max time network
    146s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220721-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220721-enlocale:en-usos:windows10-2004-x64system
  • submitted
    05-08-2022 09:39

General

  • Target

    5cc3602f45772a86c0548e965ce7e57809e2e00ac5f5f100006da37bb79c77cb.exe

  • Size

    779KB

  • MD5

    ba7863b67930a109864139efe3da478e

  • SHA1

    0a90df33ba078ba54576906d6072a11b8dca5356

  • SHA256

    5cc3602f45772a86c0548e965ce7e57809e2e00ac5f5f100006da37bb79c77cb

  • SHA512

    3cabfffd95d1151b04240caa2bf200c9a53cc3899f85927e3259f53805e2544dcdc4249b855bc4ffb245c1131d30ea48be52392928623ec1d0d4bb654212cc63

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:
    smtp
  • Host:
    us2.smtp.mailhostbox.com
  • Port:
    587
  • Username:
    info@szlikestechs.com
  • Password:
    Logistics@1234

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 SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\5cc3602f45772a86c0548e965ce7e57809e2e00ac5f5f100006da37bb79c77cb.exe
    "C:\Users\Admin\AppData\Local\Temp\5cc3602f45772a86c0548e965ce7e57809e2e00ac5f5f100006da37bb79c77cb.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:4892
    • C:\Users\Admin\AppData\Local\Temp\5cc3602f45772a86c0548e965ce7e57809e2e00ac5f5f100006da37bb79c77cb.exe
      "C:\Users\Admin\AppData\Local\Temp\5cc3602f45772a86c0548e965ce7e57809e2e00ac5f5f100006da37bb79c77cb.exe"
      2⤵
      • Accesses Microsoft Outlook profiles
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • outlook_office_path
      • outlook_win_path
      PID:4740

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

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\5cc3602f45772a86c0548e965ce7e57809e2e00ac5f5f100006da37bb79c77cb.exe.log
    Filesize

    1KB

    MD5

    e08f822522c617a40840c62e4b0fb45e

    SHA1

    ae516dca4da5234be6676d3f234c19ec55725be7

    SHA256

    bd9d5e9f7fe6fcff17d873555d4077d15f7d6cdda1183e7f7d278b735ffe1fd7

    SHA512

    894a7fb7bbc18ac6ba13378f58a7db80ad00d6080be9a66b01cae8e23e41d9d2d4cd53c1e20669356b73590c8a3ebfda4bdda3258f81240db56c4a81b7313fe4

  • memory/4740-136-0x0000000000000000-mapping.dmp
  • memory/4740-137-0x0000000000400000-0x000000000043A000-memory.dmp
    Filesize

    232KB

  • memory/4740-139-0x0000000006650000-0x00000000066A0000-memory.dmp
    Filesize

    320KB

  • memory/4892-130-0x0000000000B80000-0x0000000000C48000-memory.dmp
    Filesize

    800KB

  • memory/4892-131-0x0000000005AE0000-0x0000000006084000-memory.dmp
    Filesize

    5.6MB

  • memory/4892-132-0x0000000005610000-0x00000000056A2000-memory.dmp
    Filesize

    584KB

  • memory/4892-133-0x00000000057B0000-0x00000000057BA000-memory.dmp
    Filesize

    40KB

  • memory/4892-134-0x0000000009550000-0x00000000095EC000-memory.dmp
    Filesize

    624KB

  • memory/4892-135-0x000000000BE00000-0x000000000BE66000-memory.dmp
    Filesize

    408KB