Analysis

  • max time kernel
    122s
  • max time network
    132s
  • platform
    windows7_x64
  • resource
    win7-20230831-en
  • resource tags

    arch:x64arch:x86image:win7-20230831-enlocale:en-usos:windows7-x64system
  • submitted
    16-10-2023 18:25

General

  • Target

    NEAS.779a64ef52d3a6619d6d1be3a7451740.exe

  • Size

    483KB

  • MD5

    779a64ef52d3a6619d6d1be3a7451740

  • SHA1

    b23a8f11f29cc3aa6697c0f6401735bee5fa8b8f

  • SHA256

    fa887b14f58c84418bcc69e5cb39ef76d27367c960c9d16b980ab973a017ddc8

  • SHA512

    4543ec62e673535430f5a7f0d524a155a409df306465555e6ccfe9bf79396aecafeef62da66efa0239a2541e28640bcf378a850b8995a21bcb2ba24f44338712

  • SSDEEP

    6144:WdspDeDrxkg/vrMuJIgwhEFHyOrJcX/Pgqwzm5IzkWjS4e4azExBKO1t4Kb70Nqr:s8kxNhOZElO5kkWjhD4AI

Score
7/10

Malware Config

Signatures

  • UPX packed file 3 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 17 IoCs

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

  • Drops file in Program Files directory 2 IoCs
  • Drops file in Windows directory 3 IoCs
  • Modifies registry class 16 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\NEAS.779a64ef52d3a6619d6d1be3a7451740.exe
    "C:\Users\Admin\AppData\Local\Temp\NEAS.779a64ef52d3a6619d6d1be3a7451740.exe"
    1⤵
    • Adds Run key to start application
    • Enumerates connected drives
    • Drops file in Program Files directory
    • Drops file in Windows directory
    • Modifies registry class
    PID:2088

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Windows\BGCMNIR.EXE

    Filesize

    484KB

    MD5

    c3c62f5de8125ac3e68e49dea351febf

    SHA1

    997813396ced62ff457535367e604e8ad4ba807b

    SHA256

    e2e57263c207871ea269faae963c347f33ea01b180069b53919e134b1c150dc0

    SHA512

    af8434d737a4f06d7070cf32adb3b5916747fa68279695ada107969f835551264032150259376d115769c211aeefb5a05740dd79c03ff034b0b591abe5d879e9

  • memory/2088-0-0x0000000000400000-0x0000000000470000-memory.dmp

    Filesize

    448KB

  • memory/2088-1-0x0000000000220000-0x0000000000221000-memory.dmp

    Filesize

    4KB

  • memory/2088-17-0x0000000000400000-0x0000000000470000-memory.dmp

    Filesize

    448KB