Analysis

  • max time kernel
    144s
  • max time network
    145s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220414-en
  • submitted
    21-05-2022 00:36

General

  • Target

    KAFA_item sheet_7282020_PDF.exe

  • Size

    602KB

  • MD5

    7ec820bf892a68ed5c1ff519e3719d00

  • SHA1

    0f220db3b4f624c54b0b50bb507ee7adec9d56d7

  • SHA256

    7f0fb6cbeb67d61d2fcf55c3e9496eee625be53db7e4e0a6321403efd9f8f7c8

  • SHA512

    b2d7482a91317b1469cb8151def49409de96ba272c5d4f4dd33b39d8d7844dc91f52aaa99b5bc8c9a079535d22d9e1c89ddab3e8cd4f0e0c3cf4862bd75fb354

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:
    smtp
  • Host:
    smtp.yandex.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    blessing2020

Signatures

  • AgentTesla

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

  • AgentTesla Payload 1 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 5 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\KAFA_item sheet_7282020_PDF.exe
    "C:\Users\Admin\AppData\Local\Temp\KAFA_item sheet_7282020_PDF.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:3704
    • C:\Users\Admin\AppData\Local\Temp\KAFA_item sheet_7282020_PDF.exe
      "{path}"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:484

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\KAFA_item sheet_7282020_PDF.exe.log
    Filesize

    611B

    MD5

    e09032fb626c6c1d10e2ab27b0278463

    SHA1

    a26ea328ef81ab53a9883f7b9c7d3998883eaf47

    SHA256

    1b834fc0faded24ae9665629c739742a2614784d62f96f9f982a6c678e916147

    SHA512

    2c341b371103d67fb0bd1e49a4a07b3037e3a304b914446c103de43f87370d584e666f0b93e2c28c776188e975cd95855bb3a1bc4ddbcac89acd62ec46cb5e35

  • memory/484-133-0x0000000000000000-mapping.dmp
  • memory/484-134-0x0000000000400000-0x000000000044C000-memory.dmp
    Filesize

    304KB

  • memory/484-136-0x0000000005C90000-0x0000000006234000-memory.dmp
    Filesize

    5.6MB

  • memory/484-137-0x0000000005C20000-0x0000000005C86000-memory.dmp
    Filesize

    408KB

  • memory/3704-130-0x00000000008C0000-0x000000000095C000-memory.dmp
    Filesize

    624KB

  • memory/3704-131-0x0000000005210000-0x00000000052AC000-memory.dmp
    Filesize

    624KB

  • memory/3704-132-0x0000000005350000-0x00000000053E2000-memory.dmp
    Filesize

    584KB