Analysis

  • max time kernel
    155s
  • max time network
    174s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220812-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
  • submitted
    27-11-2022 16:16

General

  • Target

    c9e5b898d1120b963be4637921a30265f851ae90ccbb4ce8c3967880b2efda16.exe

  • Size

    960KB

  • MD5

    9f0b0d64d88d037951d4b5e64507dac2

  • SHA1

    196695c896555a2e185c0ef14896d38545829dfe

  • SHA256

    c9e5b898d1120b963be4637921a30265f851ae90ccbb4ce8c3967880b2efda16

  • SHA512

    dd79aa8765ad3b854be3e4a5f08234355c73a7c29980928aa3132cf2c4c9eb8e4c7ee3663d778d1dd4f38bb82ec8fb69fdf9093cc794dfa455ae34da67b54866

  • SSDEEP

    12288:BXcWQS3mu5hlQ/UQeq0uLOJ7RKgmxt0e67dAyrGulWEsAXoAUX1buqR2Dtsvv:BRBU0xGy2M3qs2vv

Malware Config

Signatures

  • Reads local data of messenger clients 2 TTPs

    Infostealers often target stored data of messaging applications, which can include saved credentials and account information.

  • Uses the VBS compiler for execution 1 TTPs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious use of WriteProcessMemory 9 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\c9e5b898d1120b963be4637921a30265f851ae90ccbb4ce8c3967880b2efda16.exe
    "C:\Users\Admin\AppData\Local\Temp\c9e5b898d1120b963be4637921a30265f851ae90ccbb4ce8c3967880b2efda16.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:4340
    • C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe
      C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe
      2⤵
        PID:4308

    Network

    MITRE ATT&CK Matrix ATT&CK v6

    Execution

    Scripting

    1
    T1064

    Persistence

    Registry Run Keys / Startup Folder

    1
    T1060

    Defense Evasion

    Scripting

    1
    T1064

    Modify Registry

    1
    T1112

    Credential Access

    Credentials in Files

    1
    T1081

    Collection

    Data from Local System

    1
    T1005

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/4308-133-0x0000000000000000-mapping.dmp
    • memory/4308-134-0x0000000000400000-0x0000000000470000-memory.dmp
      Filesize

      448KB

    • memory/4308-136-0x0000000000400000-0x0000000000470000-memory.dmp
      Filesize

      448KB

    • memory/4308-137-0x0000000000400000-0x0000000000470000-memory.dmp
      Filesize

      448KB

    • memory/4340-132-0x00000000745F0000-0x0000000074BA1000-memory.dmp
      Filesize

      5.7MB

    • memory/4340-138-0x00000000745F0000-0x0000000074BA1000-memory.dmp
      Filesize

      5.7MB