Analysis

  • max time kernel
    91s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220414-en
  • submitted
    24-05-2022 21:23

General

  • Target

    Purchae required and shipment details.exe

  • Size

    640KB

  • MD5

    6ef86a2fb28358e7aeb510c0aa82191b

  • SHA1

    f81b6ea45f4c1abc82997f36b6ed57649063a701

  • SHA256

    41df7c7f04b04ac0f2eb88f099c9df36f01e11eaff1c189573f49054758d653d

  • SHA512

    2adb642a7ce5e3dc3411c4ed9d368b7e3331ef7340c09b339573ce661fe2a922a1fc61e1b998f795439834de66f33dd470fe86891f3336ef2e7efe54927b3359

Malware Config

Signatures

  • MassLogger

    Masslogger is a .NET stealer targeting passwords from browsers, email and cryptocurrency clients.

  • MassLogger Main Payload 1 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 14 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Purchae required and shipment details.exe
    "C:\Users\Admin\AppData\Local\Temp\Purchae required and shipment details.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:3560
    • C:\Users\Admin\AppData\Local\Temp\Purchae required and shipment details.exe
      "{path}"
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:4044
      • C:\Windows\SysWOW64\cmd.exe
        "cmd" /c start /b powershell Start-Sleep -Seconds 2; Remove-Item -path 'C:\Users\Admin\AppData\Local\Temp\Purchae required and shipment details.exe' & exit
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:4900
        • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
          powershell Start-Sleep -Seconds 2; Remove-Item -path 'C:\Users\Admin\AppData\Local\Temp\Purchae required and shipment details.exe'
          4⤵
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          PID:992

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\Purchae required and shipment details.exe.log
    Filesize

    1KB

    MD5

    8ec831f3e3a3f77e4a7b9cd32b48384c

    SHA1

    d83f09fd87c5bd86e045873c231c14836e76a05c

    SHA256

    7667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982

    SHA512

    26bffa2406b66368bd412bf25869a792631455645992cdcade2dbc13a2e56fb546414a6a9223b94c96c38d89187add6678d4779a88b38b0c9e36be8527b213c3

  • memory/992-145-0x0000000005D50000-0x0000000005D6E000-memory.dmp
    Filesize

    120KB

  • memory/992-144-0x0000000005570000-0x00000000055D6000-memory.dmp
    Filesize

    408KB

  • memory/992-140-0x0000000000000000-mapping.dmp
  • memory/992-148-0x0000000006FC0000-0x0000000007056000-memory.dmp
    Filesize

    600KB

  • memory/992-147-0x0000000006250000-0x000000000626A000-memory.dmp
    Filesize

    104KB

  • memory/992-146-0x00000000075A0000-0x0000000007C1A000-memory.dmp
    Filesize

    6.5MB

  • memory/992-143-0x0000000004C80000-0x0000000004CA2000-memory.dmp
    Filesize

    136KB

  • memory/992-141-0x0000000002420000-0x0000000002456000-memory.dmp
    Filesize

    216KB

  • memory/992-142-0x0000000004F40000-0x0000000005568000-memory.dmp
    Filesize

    6.2MB

  • memory/992-149-0x0000000006310000-0x0000000006332000-memory.dmp
    Filesize

    136KB

  • memory/3560-133-0x0000000005910000-0x000000000591A000-memory.dmp
    Filesize

    40KB

  • memory/3560-131-0x0000000005DD0000-0x0000000006374000-memory.dmp
    Filesize

    5.6MB

  • memory/3560-132-0x0000000005750000-0x00000000057E2000-memory.dmp
    Filesize

    584KB

  • memory/3560-130-0x0000000000D10000-0x0000000000DB6000-memory.dmp
    Filesize

    664KB

  • memory/3560-134-0x00000000095F0000-0x000000000968C000-memory.dmp
    Filesize

    624KB

  • memory/4044-138-0x0000000005980000-0x00000000059E6000-memory.dmp
    Filesize

    408KB

  • memory/4044-136-0x0000000000400000-0x000000000048E000-memory.dmp
    Filesize

    568KB

  • memory/4044-135-0x0000000000000000-mapping.dmp
  • memory/4900-139-0x0000000000000000-mapping.dmp