Analysis

  • max time kernel
    150s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    03/04/2024, 19:14

General

  • Target

    1e92d8bda5ce94680a5f3ea4b52eb38d8ab0933cbe1a054eabc3cda2903ffddc.exe

  • Size

    120KB

  • MD5

    33704745a806b87d94d722adecccf3aa

  • SHA1

    b6fce606a452eb5acccdea7d1607c99b22dc270a

  • SHA256

    1e92d8bda5ce94680a5f3ea4b52eb38d8ab0933cbe1a054eabc3cda2903ffddc

  • SHA512

    af9d037dcddbee3ab6bf6aac4a044136d639ad3aa39ed85ec8feb64bac794b9098d3a88d84d609618b7df79f3e39bafc715c139d3f294300c716b01b04f746ea

  • SSDEEP

    1536:YRVCaKgzbLc54hukfgvYnouy8tUnYeGJ34Eim+8Ws9qZ9glQm2:gjbLl/gvQouttCYnH+GAZaX2

Malware Config

Signatures

  • Detects executables containing possible sandbox analysis VM usernames 18 IoCs
  • UPX dump on OEP (original entry point) 20 IoCs
  • Checks computer location settings 2 TTPs 2 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • UPX packed file 20 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • Adds Run key to start application 2 TTPs 1 IoCs
  • Enumerates connected drives 3 TTPs 23 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • Drops file in System32 directory 12 IoCs
  • Drops file in Program Files directory 19 IoCs
  • Drops file in Windows directory 64 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of WriteProcessMemory 9 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\1e92d8bda5ce94680a5f3ea4b52eb38d8ab0933cbe1a054eabc3cda2903ffddc.exe
    "C:\Users\Admin\AppData\Local\Temp\1e92d8bda5ce94680a5f3ea4b52eb38d8ab0933cbe1a054eabc3cda2903ffddc.exe"
    1⤵
    • Checks computer location settings
    • Adds Run key to start application
    • Enumerates connected drives
    • Drops file in System32 directory
    • Drops file in Program Files directory
    • Drops file in Windows directory
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:2484
    • C:\Users\Admin\AppData\Local\Temp\1e92d8bda5ce94680a5f3ea4b52eb38d8ab0933cbe1a054eabc3cda2903ffddc.exe
      "C:\Users\Admin\AppData\Local\Temp\1e92d8bda5ce94680a5f3ea4b52eb38d8ab0933cbe1a054eabc3cda2903ffddc.exe"
      2⤵
      • Checks computer location settings
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of WriteProcessMemory
      PID:1520
      • C:\Users\Admin\AppData\Local\Temp\1e92d8bda5ce94680a5f3ea4b52eb38d8ab0933cbe1a054eabc3cda2903ffddc.exe
        "C:\Users\Admin\AppData\Local\Temp\1e92d8bda5ce94680a5f3ea4b52eb38d8ab0933cbe1a054eabc3cda2903ffddc.exe"
        3⤵
        • Suspicious behavior: EnumeratesProcesses
        PID:2204
    • C:\Users\Admin\AppData\Local\Temp\1e92d8bda5ce94680a5f3ea4b52eb38d8ab0933cbe1a054eabc3cda2903ffddc.exe
      "C:\Users\Admin\AppData\Local\Temp\1e92d8bda5ce94680a5f3ea4b52eb38d8ab0933cbe1a054eabc3cda2903ffddc.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      PID:3760

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\asian hardcore hot (!) girly .zip.exe

          Filesize

          1.9MB

          MD5

          dda7e1512cbb4df04374387beda072e8

          SHA1

          3537e3083ce5f1f49afa5a7e4babb7ba9f91b8fb

          SHA256

          cd1054eabdaf124b7eee5cfe674c0822d46ec5e40c24013bc4f0706010f26302

          SHA512

          8726227c3a624817b596cd278c4fd9cc6c5001acdb6c070d7c83e011aa4bd7642bca37bd6620eb2862a00032c30367c6fd49e5f1e0cb33ee629cbde008502d96

        • memory/1520-184-0x0000000000400000-0x0000000000420000-memory.dmp

          Filesize

          128KB

        • memory/1520-130-0x0000000000400000-0x0000000000420000-memory.dmp

          Filesize

          128KB

        • memory/2204-186-0x0000000000400000-0x0000000000420000-memory.dmp

          Filesize

          128KB

        • memory/2484-229-0x0000000000400000-0x0000000000420000-memory.dmp

          Filesize

          128KB

        • memory/2484-213-0x0000000000400000-0x0000000000420000-memory.dmp

          Filesize

          128KB

        • memory/2484-183-0x0000000000400000-0x0000000000420000-memory.dmp

          Filesize

          128KB

        • memory/2484-188-0x0000000000400000-0x0000000000420000-memory.dmp

          Filesize

          128KB

        • memory/2484-194-0x0000000000400000-0x0000000000420000-memory.dmp

          Filesize

          128KB

        • memory/2484-204-0x0000000000400000-0x0000000000420000-memory.dmp

          Filesize

          128KB

        • memory/2484-208-0x0000000000400000-0x0000000000420000-memory.dmp

          Filesize

          128KB

        • memory/2484-245-0x0000000000400000-0x0000000000420000-memory.dmp

          Filesize

          128KB

        • memory/2484-217-0x0000000000400000-0x0000000000420000-memory.dmp

          Filesize

          128KB

        • memory/2484-221-0x0000000000400000-0x0000000000420000-memory.dmp

          Filesize

          128KB

        • memory/2484-225-0x0000000000400000-0x0000000000420000-memory.dmp

          Filesize

          128KB

        • memory/2484-0-0x0000000000400000-0x0000000000420000-memory.dmp

          Filesize

          128KB

        • memory/2484-233-0x0000000000400000-0x0000000000420000-memory.dmp

          Filesize

          128KB

        • memory/2484-237-0x0000000000400000-0x0000000000420000-memory.dmp

          Filesize

          128KB

        • memory/2484-241-0x0000000000400000-0x0000000000420000-memory.dmp

          Filesize

          128KB

        • memory/3760-185-0x0000000000400000-0x0000000000420000-memory.dmp

          Filesize

          128KB