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Overview

overview

7

Static

static

3

aaec0141ae...fN.exe

windows7-x64

7

aaec0141ae...fN.exe

windows10-2004-x64

7

Analysis

  • max time kernel
    111s
  • max time network
    104s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240910-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240910-enlocale:en-usos:windows10-2004-x64system
  • submitted
    04/10/2024, 17:33

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General

  • Target

    aaec0141ae3ee8896d665c083bd0f77087b93d83261bc9edd4c7395459be001fN.exe

  • Size

    61KB

  • MD5

    dbb39cbcea841c501055acbfe7200160

  • SHA1

    d46a0637c7f1981abed5da1ddee6700ef3718657

  • SHA256

    aaec0141ae3ee8896d665c083bd0f77087b93d83261bc9edd4c7395459be001f

  • SHA512

    e02e28e0ea09293beb9f2ae731b9c2109c052bd8030fd696ecb4b787eb245ef6a2d6fd6e5a6dfde7f8b69bff97d0ee31f6825bda7e0bd24482788fffbfa9399d

  • SSDEEP

    1536:EvQoLHjw2iWPKMvw71sMLyXubeee5gzzzt:Ev5Ls27BIJsMLyXuD

Score
7/10
defense_evasiondiscovery

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
  • Indicator Removal: File Deletion 1 TTPs

    Adversaries may delete files left behind by the actions of their intrusion activity.

    defense_evasion
  • Drops file in Windows directory 2 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 3 IoCs

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

    discovery
  • 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\aaec0141ae3ee8896d665c083bd0f77087b93d83261bc9edd4c7395459be001fN.exe
    "C:\Users\Admin\AppData\Local\Temp\aaec0141ae3ee8896d665c083bd0f77087b93d83261bc9edd4c7395459be001fN.exe"
    1⤵
    • Checks computer location settings
    • Drops file in Windows directory
    • System Location Discovery: System Language Discovery
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:4120
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\system32\cmd.exe" /c del C:\Users\Admin\AppData\Local\Temp\AAEC01~1.EXE > nul
      2⤵
      • System Location Discovery: System Language Discovery
      PID:4300
  • C:\Windows\Debug\bqchost.exe
    C:\Windows\Debug\bqchost.exe
    1⤵
    • Executes dropped EXE
    • System Location Discovery: System Language Discovery
    • Checks processor information in registry
    PID:4540

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

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

    61KB

    MD5

    c7961aa72dff47a2ba8366e0a8130fcb

    SHA1

    05bfad6152768d7fe44fcbf42e94d7dac0b342bc

    SHA256

    7205ba4ee3631e14b742ff4bc3e1c176d24334ed5da3cd3dfd2db2688c7f8685

    SHA512

    c3a2acd4960298386d976b650bededf9d66325dbd1d8fdeebe8b550e7d4817e94a326798b12ec3fde682def61360ee9e2e744cfafa316d7a2d10e1a3bd2ad9e2

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