Analysis

  • max time kernel
    122s
  • max time network
    125s
  • platform
    windows7_x64
  • resource
    win7-20230831-en
  • resource tags

    arch:x64arch:x86image:win7-20230831-enlocale:en-usos:windows7-x64system
  • submitted
    10/10/2023, 10:23

General

  • Target

    ESP9103Y8I2.exe

  • Size

    758KB

  • MD5

    18b27a90eab7b1dbc290e0dd0033dbd6

  • SHA1

    af7087f5dc0e72f15567e79f7cbb56fdcc347272

  • SHA256

    5d7d1ac4ea18ac47a6a78b81e3bf144aa1dfaf693239239c7a8521b800d810f4

  • SHA512

    9300b58349c4c4355508bbab846a16cf1038666978b49ee99cc8bd1ddc6178c7c6f5f0d787632c02e53944820699160988b7d0050f99d5b6ccde78e1498bc65f

  • SSDEEP

    12288:4SX9KLxnYblqPQRGnpxcYi8KtZjrOQ5gndJGdC3LRqsD:4St+xpPQRMmjLMNI

Score
7/10

Malware Config

Signatures

  • 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 SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 17 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\ESP9103Y8I2.exe
    "C:\Users\Admin\AppData\Local\Temp\ESP9103Y8I2.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:664
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\ORuEZLtoXoDoo.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2996
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\ORuEZLtoXoDoo" /XML "C:\Users\Admin\AppData\Local\Temp\tmpEB78.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:2632
    • C:\Users\Admin\AppData\Local\Temp\ESP9103Y8I2.exe
      "C:\Users\Admin\AppData\Local\Temp\ESP9103Y8I2.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      PID:1464

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\tmpEB78.tmp

    Filesize

    1KB

    MD5

    1b7e29df08cb817a1d1d60023743959c

    SHA1

    3dc707f7c041217f980f0af79925aa2a774a4432

    SHA256

    0b99acfb6459f3a93b0fc2873faca460e14c85e9187cd25291080d37d0494f82

    SHA512

    05bc83b512be68cb7791c34ec1894b693695f58c220c344d890c6d789058f965d3bdaa1cec4c1f5fb652c8e456ffcfdb9812428a0103710cb6c6bab3142f32d1

  • memory/664-0-0x0000000001280000-0x0000000001344000-memory.dmp

    Filesize

    784KB

  • memory/664-1-0x00000000748E0000-0x0000000074FCE000-memory.dmp

    Filesize

    6.9MB

  • memory/664-2-0x0000000004FC0000-0x0000000005000000-memory.dmp

    Filesize

    256KB

  • memory/664-3-0x00000000002D0000-0x00000000002EC000-memory.dmp

    Filesize

    112KB

  • memory/664-4-0x00000000748E0000-0x0000000074FCE000-memory.dmp

    Filesize

    6.9MB

  • memory/664-5-0x0000000004FC0000-0x0000000005000000-memory.dmp

    Filesize

    256KB

  • memory/664-6-0x0000000000220000-0x0000000000230000-memory.dmp

    Filesize

    64KB

  • memory/664-7-0x0000000007A40000-0x0000000007ABC000-memory.dmp

    Filesize

    496KB

  • memory/664-25-0x00000000748E0000-0x0000000074FCE000-memory.dmp

    Filesize

    6.9MB

  • memory/1464-18-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/1464-27-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/1464-15-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/1464-20-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/1464-22-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/1464-13-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/1464-24-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/1464-17-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/1464-30-0x0000000073690000-0x0000000073D7E000-memory.dmp

    Filesize

    6.9MB

  • memory/1464-31-0x0000000004A70000-0x0000000004AB0000-memory.dmp

    Filesize

    256KB

  • memory/1464-37-0x0000000004A70000-0x0000000004AB0000-memory.dmp

    Filesize

    256KB

  • memory/1464-36-0x0000000073690000-0x0000000073D7E000-memory.dmp

    Filesize

    6.9MB

  • memory/2996-34-0x0000000002570000-0x00000000025B0000-memory.dmp

    Filesize

    256KB

  • memory/2996-35-0x00000000749D0000-0x0000000074F7B000-memory.dmp

    Filesize

    5.7MB

  • memory/2996-33-0x00000000749D0000-0x0000000074F7B000-memory.dmp

    Filesize

    5.7MB

  • memory/2996-32-0x00000000749D0000-0x0000000074F7B000-memory.dmp

    Filesize

    5.7MB