Overview

overview

7

Static

static

3

52efa59aa3...50.exe

windows7-x64

7

52efa59aa3...50.exe

windows10-2004-x64

7

Analysis

  • max time kernel
    141s
  • max time network
    127s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231215-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
  • submitted
    13/03/2024, 01:57

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General

  • Target

    52efa59aa3e7d3a36f02caff4d88fdfe9da3739bf04e3a0771765931bc7d4c50.exe

  • Size

    196KB

  • MD5

    490c3a845ffaf7f3e9f2e16c8f5fd181

  • SHA1

    a42c7294c5b56be51c38a1e393ec7daff0dbccf5

  • SHA256

    52efa59aa3e7d3a36f02caff4d88fdfe9da3739bf04e3a0771765931bc7d4c50

  • SHA512

    90f1042a6b68efd68b8102c0e0f2c4f19a4f2d4d218228897f7eb3870f7bdf847bb31b7b9af8a92251812b5e077c4a2d525e71682e0c8dd5ce6b3826e7c73d5e

  • SSDEEP

    6144:rBs27MMLyX5HXXXDTXXXOGqIII+pXXX5AYjKXXXDoXXXG6XXXxXXXLIIIEAkOCOu:rK20HXXX/XXXFqIIIcXXX5j2XXXcXXXf

Score
7/10

Malware Config

Signatures

  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Executes dropped EXE 1 IoCs
  • Drops file in Windows directory 2 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Checks processor information in registry 2 TTPs 2 IoCs

    Processor information is often read in order to detect sandboxing environments.

  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\52efa59aa3e7d3a36f02caff4d88fdfe9da3739bf04e3a0771765931bc7d4c50.exe
    "C:\Users\Admin\AppData\Local\Temp\52efa59aa3e7d3a36f02caff4d88fdfe9da3739bf04e3a0771765931bc7d4c50.exe"
    1⤵
    • Checks computer location settings
    • Drops file in Windows directory
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1340
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\system32\cmd.exe" /c del C:\Users\Admin\AppData\Local\Temp\52EFA5~1.EXE > nul
      2⤵
        PID:3948
    • C:\Windows\Debug\ooohost.exe
      C:\Windows\Debug\ooohost.exe
      1⤵
      • Executes dropped EXE
      • Checks processor information in registry
      PID:2192

    Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

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          Downloads

          • C:\Windows\debug\ooohost.exe
            Filesize

            196KB

            MD5

            e75d5d600bbe44b6d8f028c54ba186da

            SHA1

            4ca0bf30fe552f82585433fae7ae16b488f04776

            SHA256

            8c83fcff1a58a9a5feafd8ae4bf1d564f3ac5b6b7b5db41dabdacff51e1970ea

            SHA512

            60524a8cd50f51dddf6248a4c28447cd80939da64975b5d38fb13b86949be4394a59b3de6522c47391fa195d1a83c00f64d07732e6330d90bca1e5ca3673223b

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