Analysis

  • max time kernel
    111s
  • max time network
    95s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    13-11-2024 01:44

General

  • Target

    0beb3a3d679b5d3f455ef15a0a7c326138373293f13bb6e8cda63221f3505d62.exe

  • Size

    69KB

  • MD5

    6454bf115201b61c14cc355c5c54f9f8

  • SHA1

    834063217b13d58c04e2c11548ad76e950548dfa

  • SHA256

    0beb3a3d679b5d3f455ef15a0a7c326138373293f13bb6e8cda63221f3505d62

  • SHA512

    d34d10339c70c37c65a830f031d160c1c2a916d4f9b43699b7d3c09ec103e55e00b5e52ed2b64dc0d05de964ee2b27383a2d82d47bc604801c4531254a4f7994

  • SSDEEP

    768:MDcpEBMLfQcub5Ep1PnGz96XyX9TdtldE9rHNWnnnl000e999Lie:MDcfLfIb5Ep1uzgyXVdtnqHNWnnnL

Malware Config

Signatures

  • Sets file to hidden 1 TTPs 1 IoCs

    Modifies file attributes to stop it showing in Explorer etc.

  • 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.

  • Drops file in Windows directory 3 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 4 IoCs

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

  • 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 6 IoCs
  • Views/modifies file attributes 1 TTPs 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\0beb3a3d679b5d3f455ef15a0a7c326138373293f13bb6e8cda63221f3505d62.exe
    "C:\Users\Admin\AppData\Local\Temp\0beb3a3d679b5d3f455ef15a0a7c326138373293f13bb6e8cda63221f3505d62.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:2032
    • C:\Windows\SysWOW64\attrib.exe
      attrib +a +s +h +r C:\Windows\Debug\soohost.exe
      2⤵
      • Sets file to hidden
      • Drops file in Windows directory
      • System Location Discovery: System Language Discovery
      • Views/modifies file attributes
      PID:2612
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\system32\cmd.exe" /c del C:\Users\Admin\AppData\Local\Temp\0BEB3A~1.EXE > nul
      2⤵
      • System Location Discovery: System Language Discovery
      PID:4996
  • C:\Windows\Debug\soohost.exe
    C:\Windows\Debug\soohost.exe
    1⤵
    • Executes dropped EXE
    • System Location Discovery: System Language Discovery
    • Checks processor information in registry
    PID:3264

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Windows\debug\soohost.exe

    Filesize

    69KB

    MD5

    825f9f203ba78f8f85952c4b753c5b95

    SHA1

    1040a3a31a59b25d3195f05cfda4d0746c11e71b

    SHA256

    6b81836f92953bcf3652de77cd459f869e699ea18fbd9de66b3befd937486b8a

    SHA512

    48483ad881048a99eaf3eedda417bb40928141bf1cf56aae0cbdbe80f6967673c69daebb9a80f6e30073fa1a0eb1fca252411cfba969ca44b93107d81376d847