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Analysis

  • max time kernel
    94s
  • max time network
    112s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    03/10/2024, 04:38

General

  • Target

    0d9b33415c51a1661655e1376e906643ee2429248c53209a6ed15be2aa5a3948N.exe

  • Size

    41KB

  • MD5

    75e8124f92b36620ca8db34819a49500

  • SHA1

    cd6c614da333e4250769fae47560d9f1dc5b154d

  • SHA256

    0d9b33415c51a1661655e1376e906643ee2429248c53209a6ed15be2aa5a3948

  • SHA512

    69b9582cab22611ecc2f68e2560e27ed3e6f8fc9bd192b52b1744500b295154b5a2838ebead0a478b256eed1bbb041ea103e7bc2d4edc3fdfd0ec50ded094139

  • SSDEEP

    768:Q8e/H+9lFh0ul16sh7iQroCH+f+RjFBSuB2Xaj:Q9f+Z16sh7iQroCpRB0u3

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
  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

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

  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\0d9b33415c51a1661655e1376e906643ee2429248c53209a6ed15be2aa5a3948N.exe
    "C:\Users\Admin\AppData\Local\Temp\0d9b33415c51a1661655e1376e906643ee2429248c53209a6ed15be2aa5a3948N.exe"
    1⤵
    • Checks computer location settings
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2792
    • C:\Users\Admin\AppData\Local\Temp\bkgrnd.exe
      "C:\Users\Admin\AppData\Local\Temp\bkgrnd.exe"
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      PID:864

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\bkgrnd.exe

    Filesize

    41KB

    MD5

    8afe5b6146020674cb5f3f65fa6d0b7b

    SHA1

    45469cac5c93c9a7cb3dfa1e7cde810db71b33e1

    SHA256

    512ae48e7799e2d7779de1e97ab29d2e037e83a5d1b66a732deab75da8920503

    SHA512

    43b4417f77aef4955dfdac8d840654c08eab06a7ef1bf7d69107c5c0e9f6f482958028b0c802d9f120a8df74999750e6479e2004c405c74a3543f3240b70b64a

  • memory/864-20-0x0000000000400000-0x000000000040A000-memory.dmp

    Filesize

    40KB

  • memory/2792-0-0x0000000000400000-0x000000000040A000-memory.dmp

    Filesize

    40KB

  • memory/2792-1-0x0000000004000000-0x0000000004006000-memory.dmp

    Filesize

    24KB

  • memory/2792-2-0x0000000004000000-0x0000000004006000-memory.dmp

    Filesize

    24KB

  • memory/2792-11-0x0000000000400000-0x000000000040A000-memory.dmp

    Filesize

    40KB