Analysis

  • max time kernel
    121s
  • max time network
    128s
  • platform
    windows7_x64
  • resource
    win7-20230831-en
  • resource tags

    arch:x64arch:x86image:win7-20230831-enlocale:en-usos:windows7-x64system
  • submitted
    11/10/2023, 05:00

General

  • Target

    863037-Remittance Copy.exe

  • Size

    565KB

  • MD5

    5869b519a2ccb89f10567b53853a4d22

  • SHA1

    c9e9d335d1a2413ed5aacfdc41ff1cfdbb0d899f

  • SHA256

    9acb3802e7f15ac9c240749ff8c3ebe7a7cd660bedf4b6a6a1edef4de714aa43

  • SHA512

    c5c3d25b7f13cc3659bf870c33529ade660defbfe856af336e808a6c583cd4bd700a0d7105c4f6567c1eb95dd38186c27840226dcb79fafdd99ca020402fc699

  • SSDEEP

    12288:NHaiZscgfKciEpjetvBGtS1gIjVrKVXug+0lnX:+ViUub1RjVre+g+0l

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 WriteProcessMemory 13 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\863037-Remittance Copy.exe
    "C:\Users\Admin\AppData\Local\Temp\863037-Remittance Copy.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2572
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\ekybpZarpIGq" /XML "C:\Users\Admin\AppData\Local\Temp\tmpF8E0.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:2700
    • C:\Users\Admin\AppData\Local\Temp\863037-Remittance Copy.exe
      "{path}"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2812

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • C:\Users\Admin\AppData\Local\Temp\tmpF8E0.tmp

          Filesize

          1KB

          MD5

          0cf5a624b38c22ad230394e2e101cd23

          SHA1

          657b0cd6942926313570bb734884feab49d6a756

          SHA256

          6f59b3b8c762381ae08343e807ab28f2a20e29cbd5860530bab9ff2bb2e907b3

          SHA512

          eca0eea6484d2998c7266c4443b00ed1e3a2b74aefabc31209ca50939657ab85b39387376a20c92a463c54ecafb8655d55d10e35bd3494b20d3304e3ab7cedd3

        • memory/2572-0-0x00000000747C0000-0x0000000074EAE000-memory.dmp

          Filesize

          6.9MB

        • memory/2572-1-0x0000000001140000-0x00000000011D4000-memory.dmp

          Filesize

          592KB

        • memory/2572-2-0x0000000004E40000-0x0000000004E80000-memory.dmp

          Filesize

          256KB

        • memory/2572-3-0x00000000002B0000-0x00000000002BC000-memory.dmp

          Filesize

          48KB

        • memory/2572-4-0x00000000747C0000-0x0000000074EAE000-memory.dmp

          Filesize

          6.9MB

        • memory/2572-5-0x0000000004E40000-0x0000000004E80000-memory.dmp

          Filesize

          256KB

        • memory/2572-6-0x00000000053F0000-0x000000000548A000-memory.dmp

          Filesize

          616KB

        • memory/2572-7-0x00000000010D0000-0x000000000112C000-memory.dmp

          Filesize

          368KB

        • memory/2572-25-0x00000000747C0000-0x0000000074EAE000-memory.dmp

          Filesize

          6.9MB

        • memory/2812-13-0x0000000000400000-0x0000000000442000-memory.dmp

          Filesize

          264KB

        • memory/2812-14-0x0000000000400000-0x0000000000442000-memory.dmp

          Filesize

          264KB

        • memory/2812-15-0x0000000000400000-0x0000000000442000-memory.dmp

          Filesize

          264KB

        • memory/2812-16-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

          Filesize

          4KB

        • memory/2812-18-0x0000000000400000-0x0000000000442000-memory.dmp

          Filesize

          264KB

        • memory/2812-20-0x0000000000400000-0x0000000000442000-memory.dmp

          Filesize

          264KB

        • memory/2812-22-0x0000000000400000-0x0000000000442000-memory.dmp

          Filesize

          264KB

        • memory/2812-23-0x00000000747C0000-0x0000000074EAE000-memory.dmp

          Filesize

          6.9MB

        • memory/2812-24-0x00000000048A0000-0x00000000048E0000-memory.dmp

          Filesize

          256KB

        • memory/2812-12-0x0000000000400000-0x0000000000442000-memory.dmp

          Filesize

          264KB

        • memory/2812-26-0x00000000747C0000-0x0000000074EAE000-memory.dmp

          Filesize

          6.9MB

        • memory/2812-27-0x00000000048A0000-0x00000000048E0000-memory.dmp

          Filesize

          256KB