Analysis

  • max time kernel
    146s
  • max time network
    147s
  • platform
    windows7_x64
  • resource
    win7-20231215-en
  • resource tags

    arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
  • submitted
    06/01/2024, 05:23

General

  • Target

    9E7DE6D79CCC935FA7C1B629155CA2EF.exe

  • Size

    203KB

  • MD5

    9e7de6d79ccc935fa7c1b629155ca2ef

  • SHA1

    09e1a1d16d81e0c7213cd2664bc47e5ce69165ed

  • SHA256

    52bed4d9c0fdb81bdc4abfd46b47b8f8fa2dcdd570fcdc94f300f087c8b3aa65

  • SHA512

    58f320b34ee14c21fb69e25afab572a3c91d8f78817c365b49d35b969d5b95cf4298d34a9a437b7e2d1f3113ecdad13d63e05dbfbe50925b3c780e69664d7853

  • SSDEEP

    6144:sLV6Bta6dtJmakIM5qDr7rb2Wdkytz9spP:sLV6Btpmk7mWltY

Malware Config

Signatures

  • NanoCore

    NanoCore is a remote access tool (RAT) with a variety of capabilities.

  • Adds Run key to start application 2 TTPs 1 IoCs
  • Checks whether UAC is enabled 1 TTPs 1 IoCs
  • Legitimate hosting services abused for malware hosting/C2 1 TTPs
  • Drops file in Program Files directory 2 IoCs
  • Creates scheduled task(s) 1 TTPs 2 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\9E7DE6D79CCC935FA7C1B629155CA2EF.exe
    "C:\Users\Admin\AppData\Local\Temp\9E7DE6D79CCC935FA7C1B629155CA2EF.exe"
    1⤵
    • Adds Run key to start application
    • Checks whether UAC is enabled
    • Drops file in Program Files directory
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious behavior: GetForegroundWindowSpam
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2088
    • C:\Windows\SysWOW64\schtasks.exe
      "schtasks.exe" /create /f /tn "LAN Service Task" /xml "C:\Users\Admin\AppData\Local\Temp\tmp1D9F.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:2160
    • C:\Windows\SysWOW64\schtasks.exe
      "schtasks.exe" /create /f /tn "LAN Service" /xml "C:\Users\Admin\AppData\Local\Temp\tmp1D22.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:2044

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

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        Downloads

        • C:\Users\Admin\AppData\Local\Temp\tmp1D22.tmp

          Filesize

          1KB

          MD5

          51b770160f6c0ba58a36b76b46dd55a8

          SHA1

          b95f69729b634ae959f82586d87100c571d3d1e5

          SHA256

          84466b7f8bcab52aeda5aac066bcea6281c0068062250d0a3486bd346bcd9170

          SHA512

          ba9f2216b4d797ae7cd3ef6d958e23df223d8ca89981600aa3de6b228e8694f672b673ea03e23c86a2797e389a869c0f8565926788d6e607a089612d325d6553

        • C:\Users\Admin\AppData\Local\Temp\tmp1D9F.tmp

          Filesize

          1KB

          MD5

          6b30dba7972c92c9a1b881e88c108b15

          SHA1

          f76207985cc5a1f70edb2fb5bd45678f195a4564

          SHA256

          578f5b0ff051f02f8e0a67fc3424dad554fa9489875475ea624fbb63eabfcbf7

          SHA512

          e3dd368937f863cb07453de12173580fb63b8d3983db7119c24860f227c89ded76401c47607f5b1134d215d46fe2b40d4bc3d7299374f1e8abecdeaefc7b9099

        • memory/2088-1-0x0000000074560000-0x0000000074B0B000-memory.dmp

          Filesize

          5.7MB

        • memory/2088-2-0x0000000000A20000-0x0000000000A60000-memory.dmp

          Filesize

          256KB

        • memory/2088-0-0x0000000074560000-0x0000000074B0B000-memory.dmp

          Filesize

          5.7MB

        • memory/2088-10-0x0000000074560000-0x0000000074B0B000-memory.dmp

          Filesize

          5.7MB

        • memory/2088-11-0x0000000074560000-0x0000000074B0B000-memory.dmp

          Filesize

          5.7MB

        • memory/2088-12-0x0000000000A20000-0x0000000000A60000-memory.dmp

          Filesize

          256KB