Overview

overview

10

Static

static

3

9a3c5cef77...0N.exe

windows7-x64

10

9a3c5cef77...0N.exe

windows10-2004-x64

10

Analysis

  • max time kernel
    150s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    19/08/2024, 10:56

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General

  • Target

    9a3c5cef77730dfe58408b22936c2e70N.exe

  • Size

    207KB

  • MD5

    9a3c5cef77730dfe58408b22936c2e70

  • SHA1

    e70ad641313d64fe0e0c69f91812c5ee4b6c9576

  • SHA256

    51982898e4ba55824a93de617af3a78ad465c16ccb37ac2bd148fbd16ba7fc6d

  • SHA512

    ab4ae47b25c1981bda9f5ebc497d6e46a19a40f95001ac4183ed1a756983ae94f18618a465bdfcce2c2b7473cee7e88669ca1d259013533c4ed3ccdfcb84d350

  • SSDEEP

    1536:/fsEqouTRcG/Mzvgf7xEuvnXNTRdUzwTekUOisZ1yDDajtXbJdV:/VqoCl/YgjxEufVU0TbTyDDalbV

Score
10/10
discoveryevasionpersistence

Malware Config

Signatures

  • Modifies visiblity of hidden/system files in Explorer 2 TTPs 2 IoCs
    evasion
  • Executes dropped EXE 4 IoCs
  • Adds Run key to start application 2 TTPs 4 IoCs
    persistence
  • Drops file in System32 directory 2 IoCs
  • Drops file in Windows directory 4 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 5 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

    discovery
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 2 IoCs
  • Suspicious use of SetWindowsHookEx 10 IoCs
  • Suspicious use of WriteProcessMemory 12 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\9a3c5cef77730dfe58408b22936c2e70N.exe
    "C:\Users\Admin\AppData\Local\Temp\9a3c5cef77730dfe58408b22936c2e70N.exe"
    1⤵
    • Drops file in Windows directory
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2112
    • \??\c:\windows\resources\themes\explorer.exe
      c:\windows\resources\themes\explorer.exe
      2⤵
      • Modifies visiblity of hidden/system files in Explorer
      • Executes dropped EXE
      • Adds Run key to start application
      • Drops file in System32 directory
      • Drops file in Windows directory
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: GetForegroundWindowSpam
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:3336
      • \??\c:\windows\resources\spoolsv.exe
        c:\windows\resources\spoolsv.exe SE
        3⤵
        • Executes dropped EXE
        • Drops file in Windows directory
        • System Location Discovery: System Language Discovery
        • Suspicious use of SetWindowsHookEx
        • Suspicious use of WriteProcessMemory
        PID:2600
        • \??\c:\windows\resources\svchost.exe
          c:\windows\resources\svchost.exe
          4⤵
          • Modifies visiblity of hidden/system files in Explorer
          • Executes dropped EXE
          • Adds Run key to start application
          • Drops file in System32 directory
          • System Location Discovery: System Language Discovery
          • Suspicious behavior: GetForegroundWindowSpam
          • Suspicious use of SetWindowsHookEx
          • Suspicious use of WriteProcessMemory
          PID:2940
          • \??\c:\windows\resources\spoolsv.exe
            c:\windows\resources\spoolsv.exe PR
            5⤵
            • Executes dropped EXE
            • System Location Discovery: System Language Discovery
            • Suspicious use of SetWindowsHookEx
            PID:2712

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Windows\Resources\Themes\explorer.exe
    Filesize

    206KB

    MD5

    23094da40b5962dbbba8d7a89e45aa58

    SHA1

    b831f43d5c102b313d24441ef35386f25abb532e

    SHA256

    2a6c17ea1d135828a2eea06a20e783221b3539535126fe3dca648a2c12653c87

    SHA512

    1bc9173c17d20dde98047e427f4edc17005fdc08a313c6724c6fdf306b4e436c9a5fd5cc0367d10783920db7df800c480d7e80215b2786a0e79cd6c5cc332732

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  • C:\Windows\Resources\spoolsv.exe
    Filesize

    206KB

    MD5

    1e1769ae20743451c0b34cc292c9339d

    SHA1

    b5e06e300fcdd832aa3e0e42f6a388c169159694

    SHA256

    a6b43518dccbd4b05e0ce154743734464d10370f59976eb017c801f6ff3a9ff1

    SHA512

    fbc1f5a540e7126469f638cf45856367153c0563845afd21a6c48e86b5b3e30412fe05021a4358d9d2c2e3fc7ffab671aa5bba20e258ac9036685edea96931bd

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  • C:\Windows\Resources\svchost.exe
    Filesize

    207KB

    MD5

    27a7459e19103cd5951294c1a31a270d

    SHA1

    1f3acf19d565114be9122ad3f7d4472c87ef2be6

    SHA256

    88a8c4eb282fb43314b4235c1191481bd2e20cc6fc132f4bc9333a1bdee9f047

    SHA512

    061782896ed10af21ff499564e7344dfd4b35f13bb613d7ec3e6217bc3605101afa308f0260dddd944ba7cccc301686a810bce8dcc68d7dafc62422de5487829

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  • memory/2112-0-0x0000000000400000-0x000000000042F000-memory.dmp

    Filesize

    188KB

    Download

  • memory/2112-34-0x0000000000400000-0x000000000042F000-memory.dmp

    Filesize

    188KB

    Download

  • memory/2600-33-0x0000000000400000-0x000000000042F000-memory.dmp

    Filesize

    188KB

    Download

  • memory/2712-32-0x0000000000400000-0x000000000042F000-memory.dmp

    Filesize

    188KB

    Download

  • memory/2940-36-0x0000000000400000-0x000000000042F000-memory.dmp

    Filesize

    188KB

    Download

  • memory/3336-35-0x0000000000400000-0x000000000042F000-memory.dmp

    Filesize

    188KB

    Download