Analysis

  • max time kernel
    118s
  • max time network
    118s
  • platform
    windows7_x64
  • resource
    win7-20231201-en
  • resource tags

    arch:x64arch:x86image:win7-20231201-enlocale:en-usos:windows7-x64system
  • submitted
    08-12-2023 01:23

General

  • Target

    ORDEN DE COMPRA IH4566-8HH,pdf.exe

  • Size

    661KB

  • MD5

    aabe461f3a4be6041b990be78a217efd

  • SHA1

    cd98cee32161731b530ebf03e135776d0e2dcde1

  • SHA256

    c5be8215f63e6f135915fa6f2bc5503d53c57cd9b58d7fefd5e32b1dbc93b18a

  • SHA512

    8265b7bd95b7f8bb4143b4190a34f35e57361d790229e3c37b569b4cc35dec3b0baa489c5c3e5d2e1b5d5834a70d870d4380e84139918bfbeb47e0428a114ef6

  • SSDEEP

    12288:vhkZ59oJhtSu/rNXIqG4CguW3fspbDpP7WnaO4r7TeMTwmOCAQJ9HS:vK/2TtTJdObs6ZEmvAk

Malware Config

Extracted

Family

agenttesla

Credentials

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.

  • Suspicious use of SetThreadContext 1 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Creates scheduled task(s) 1 TTPs 1 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

  • Suspicious behavior: EnumeratesProcesses 3 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 17 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\ORDEN DE COMPRA IH4566-8HH,pdf.exe
    "C:\Users\Admin\AppData\Local\Temp\ORDEN DE COMPRA IH4566-8HH,pdf.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:2296
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\pmtunpXBQFRgOe.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2980
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\pmtunpXBQFRgOe" /XML "C:\Users\Admin\AppData\Local\Temp\tmp4B24.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:2804
    • C:\Users\Admin\AppData\Local\Temp\ORDEN DE COMPRA IH4566-8HH,pdf.exe
      "C:\Users\Admin\AppData\Local\Temp\ORDEN DE COMPRA IH4566-8HH,pdf.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2720

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\tmp4B24.tmp

    Filesize

    1KB

    MD5

    fbb351c26da3fa21f87c97974f4c3666

    SHA1

    57e7d07e47abe0b140b18a6aa310a2bc680ad0d7

    SHA256

    68060e74b5c8feb7c3d3bed52b312dea2d8e30527189d7c814505e6bc1261e6d

    SHA512

    2b99707249a8e76a391e3967e407f9eb5e0bfa1b206839d2a48c2298048fdd1df64719582f7bdf431c63b451ed203c219713bcbd7ef2337c6477de8571c61e7b

  • memory/2296-1-0x0000000074470000-0x0000000074B5E000-memory.dmp

    Filesize

    6.9MB

  • memory/2296-0-0x0000000001370000-0x000000000141C000-memory.dmp

    Filesize

    688KB

  • memory/2296-2-0x0000000004D60000-0x0000000004DA0000-memory.dmp

    Filesize

    256KB

  • memory/2296-3-0x0000000000610000-0x000000000062A000-memory.dmp

    Filesize

    104KB

  • memory/2296-4-0x0000000000440000-0x0000000000448000-memory.dmp

    Filesize

    32KB

  • memory/2296-5-0x0000000000670000-0x000000000067A000-memory.dmp

    Filesize

    40KB

  • memory/2296-6-0x0000000005380000-0x00000000053FE000-memory.dmp

    Filesize

    504KB

  • memory/2296-26-0x0000000074470000-0x0000000074B5E000-memory.dmp

    Filesize

    6.9MB

  • memory/2720-19-0x0000000000400000-0x0000000000440000-memory.dmp

    Filesize

    256KB

  • memory/2720-27-0x0000000000400000-0x0000000000440000-memory.dmp

    Filesize

    256KB

  • memory/2720-20-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/2720-16-0x0000000000400000-0x0000000000440000-memory.dmp

    Filesize

    256KB

  • memory/2720-22-0x0000000000400000-0x0000000000440000-memory.dmp

    Filesize

    256KB

  • memory/2720-24-0x0000000000400000-0x0000000000440000-memory.dmp

    Filesize

    256KB

  • memory/2720-14-0x0000000000400000-0x0000000000440000-memory.dmp

    Filesize

    256KB

  • memory/2720-18-0x0000000000400000-0x0000000000440000-memory.dmp

    Filesize

    256KB

  • memory/2720-35-0x00000000003B0000-0x00000000003F0000-memory.dmp

    Filesize

    256KB

  • memory/2720-34-0x0000000073170000-0x000000007385E000-memory.dmp

    Filesize

    6.9MB

  • memory/2720-30-0x0000000073170000-0x000000007385E000-memory.dmp

    Filesize

    6.9MB

  • memory/2720-32-0x00000000003B0000-0x00000000003F0000-memory.dmp

    Filesize

    256KB

  • memory/2980-31-0x0000000000460000-0x00000000004A0000-memory.dmp

    Filesize

    256KB

  • memory/2980-33-0x000000006DCF0000-0x000000006E29B000-memory.dmp

    Filesize

    5.7MB

  • memory/2980-29-0x000000006DCF0000-0x000000006E29B000-memory.dmp

    Filesize

    5.7MB

  • memory/2980-28-0x000000006DCF0000-0x000000006E29B000-memory.dmp

    Filesize

    5.7MB