Overview

overview

10

Static

static

J636O1HwRb7NUme.exe

windows7_x64

10

J636O1HwRb7NUme.exe

windows10_x64

10

Analysis

  • max time kernel
    109s
  • max time network
    132s
  • platform
    windows10_x64
  • resource
    win10v200430
  • submitted
    30-06-2020 12:13

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General

  • Target

    J636O1HwRb7NUme.exe

  • Size

    413KB

  • MD5

    7d92069a9a8ac8a672b62b5310b05f92

  • SHA1

    1e29d1d7e9ab44ef51363715256230ac762df94f

  • SHA256

    19431ff59946eae2bff6bd9ab5dde7fe6cf57495e2ffa388c92544e24f8f77f1

  • SHA512

    f6d82ecf8c02c5eaa9f4479dbdf6e7f0f94678ab28f67df89e7c6bba182e01a5ab50ed53bbb613098a55dbe26aec6e5668a8f71fa6fb78591504704be950f99b

Score
10/10
agentteslakeyloggerspywarestealertrojan

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:     smtp
  • Host:
    smtp.yandex.com
  • Port:
    587
  • Username:
    ethan.georgegeorge@yandex.com
  • Password:
    Megamoney002

Signatures

  • AgentTesla

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

    keyloggertrojanstealerspywareagenttesla
  • AgentTesla Payload 2 IoCs
  • Reads data files stored by FTP clients 2 TTPs

    Tries to access configuration files associated with programs like FileZilla.

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

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

    spyware
  • Reads user/profile data of web browsers 2 TTPs

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

    spyware
  • 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 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 11 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\J636O1HwRb7NUme.exe
    "C:\Users\Admin\AppData\Local\Temp\J636O1HwRb7NUme.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:2116
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\iETdLxpr" /XML "C:\Users\Admin\AppData\Local\Temp\tmpCA0C.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:2792
    • C:\Users\Admin\AppData\Local\Temp\J636O1HwRb7NUme.exe
      "{path}"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      PID:2308

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Scheduled Task

1
T1053

Persistence

Scheduled Task

1
T1053

Privilege Escalation

Scheduled Task

1
T1053

Defense Evasion

Credential Access

Credentials in Files

3
T1081

Discovery

System Information Discovery

1
T1082

Lateral Movement

Collection

Data from Local System

3
T1005

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Microsoft\CLR_v2.0_32\UsageLogs\J636O1HwRb7NUme.exe.log
    MD5

    3753b01eddc20f64178eaf3d55b5c146

    SHA1

    ca50665940eb8519e1df0c1f185fb72a271c2a66

    SHA256

    99096651b1d9b4a7562f56c8e42c06d1166f7f22a93816e2862317ada8154b37

    SHA512

    566366e651e94fab25454fb0199508cd62a64723137b32fbd5bee531110403d9194b9a4fc053740c571a69e820c1c72e48d65fc3a5410a22b6ae9d2e55508bf3

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  • C:\Users\Admin\AppData\Local\Temp\tmpCA0C.tmp
    MD5

    c0f4f86090bd64d051b9aebfe5690760

    SHA1

    9b89c5f2902e2c1f9fbfd7cb631e2bb4dbf91fc9

    SHA256

    2e19fa4eb940f3d573ff04b7c9a9569b5642b26c1316bdcc32fc44490b75aaf9

    SHA512

    4c2e5609340dd4d6222d23e99f74aed4c94d68f4b638823fda80130fa68baf72fdb81daf18d80b81400e0beea2d08ef9c1c297592f75cb01e571de8f9ca9e46f

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  • memory/2308-2-0x0000000000400000-0x000000000044C000-memory.dmp
    Filesize

    304KB

    Download
  • memory/2308-3-0x000000000044718E-mapping.dmp
    Download
  • memory/2792-0-0x0000000000000000-mapping.dmp
    Download