Analysis

  • max time kernel
    117s
  • max time network
    121s
  • platform
    windows7_x64
  • resource
    win7-20231020-en
  • resource tags

    arch:x64arch:x86image:win7-20231020-enlocale:en-usos:windows7-x64system
  • submitted
    05-11-2023 05:08

General

  • Target

    NEAS.4e6b99366c1dfb430a11fa28d6ecc090_JC.exe

  • Size

    457KB

  • MD5

    4e6b99366c1dfb430a11fa28d6ecc090

  • SHA1

    e2df4767f0c034b5c2d9fcd2bd28d17494a32f6d

  • SHA256

    6a40c5b058f2cb7a5552418e30566b7cbad1b725d20792c7d140b9bece39e233

  • SHA512

    7ae278c8a114de9e6136c7a2617fc5bc046ae080faae9198b4367f8cdc3d67e477d61afb92a5c2cc175e086d83fa16e6d5c683d39d1e463f6d4a275c070c1770

  • SSDEEP

    6144:gJHnwsqeMB3O5Xwg3DYNS7QTFegOtr3wcSy1SBamUVzdi5CBV+UdvrEFp7hKfE:yjJ5Xwg3DMFejw0mUFEIBjvrEH7iE

Score
7/10
upx

Malware Config

Signatures

  • ACProtect 1.3x - 1.4x DLL software 2 IoCs

    Detects file using ACProtect software.

  • Loads dropped DLL 1 IoCs
  • UPX packed file 4 IoCs

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

  • Enumerates connected drives 3 TTPs 1 IoCs

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

  • Drops file in Program Files directory 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\NEAS.4e6b99366c1dfb430a11fa28d6ecc090_JC.exe
    "C:\Users\Admin\AppData\Local\Temp\NEAS.4e6b99366c1dfb430a11fa28d6ecc090_JC.exe"
    1⤵
    • Loads dropped DLL
    • Enumerates connected drives
    • Drops file in Program Files directory
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of SetWindowsHookEx
    PID:2028

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Program Files\Common Files\System\symsrv.dll

    Filesize

    67KB

    MD5

    7574cf2c64f35161ab1292e2f532aabf

    SHA1

    14ba3fa927a06224dfe587014299e834def4644f

    SHA256

    de055a89de246e629a8694bde18af2b1605e4b9b493c7e4aef669dd67acf5085

    SHA512

    4db19f2d8d5bc1c7bbb812d3fa9c43b80fa22140b346d2760f090b73aed8a5177edb4bddc647a6ebd5a2db8565be5a1a36a602b0d759e38540d9a584ba5896ab

  • \Program Files\Common Files\System\symsrv.dll

    Filesize

    67KB

    MD5

    7574cf2c64f35161ab1292e2f532aabf

    SHA1

    14ba3fa927a06224dfe587014299e834def4644f

    SHA256

    de055a89de246e629a8694bde18af2b1605e4b9b493c7e4aef669dd67acf5085

    SHA512

    4db19f2d8d5bc1c7bbb812d3fa9c43b80fa22140b346d2760f090b73aed8a5177edb4bddc647a6ebd5a2db8565be5a1a36a602b0d759e38540d9a584ba5896ab

  • memory/2028-3-0x0000000010000000-0x0000000010030000-memory.dmp

    Filesize

    192KB

  • memory/2028-5-0x0000000000400000-0x0000000000462000-memory.dmp

    Filesize

    392KB

  • memory/2028-11-0x0000000010000000-0x0000000010030000-memory.dmp

    Filesize

    192KB

  • memory/2028-12-0x0000000000400000-0x0000000000462000-memory.dmp

    Filesize

    392KB