Analysis

  • max time kernel
    153s
  • max time network
    152s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231023-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231023-enlocale:en-usos:windows10-2004-x64system
  • submitted
    31/10/2023, 22:12

General

  • Target

    NEAS.46c85bfe394e7364a55f23118f8a3b40_JC.exe

  • Size

    256KB

  • MD5

    46c85bfe394e7364a55f23118f8a3b40

  • SHA1

    8dcbd9923b1764256448da517f757fc6aabaa01c

  • SHA256

    6c1656bddd05f13ef1eee6d140af89e623136913d7f6cfed279d5a2aeaba7388

  • SHA512

    6c57a5d58a17fc662f3b50f946fb5cae0228b743e0f4772a9d5d970b0309f51c28d191cb88fca4f2b592d42929fd5c7558a730341bd921ef93f8762920f0137e

  • SSDEEP

    3072:WD+4Gg3JkS7e8VdywmzQNcthJSKkpxj3yVf6Iu2lQBV+UdE+rECWp7hKO/ZM6r:WD7uRqyIkV2BV+UdvrEFp7hKkZMK

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 8 IoCs

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

  • Enumerates connected drives 3 TTPs 24 IoCs

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

  • Drops file in Program Files directory 2 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious behavior: EnumeratesProcesses 6 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\NEAS.46c85bfe394e7364a55f23118f8a3b40_JC.exe
    "C:\Users\Admin\AppData\Local\Temp\NEAS.46c85bfe394e7364a55f23118f8a3b40_JC.exe"
    1⤵
    • Loads dropped DLL
    • Enumerates connected drives
    • Drops file in Program Files directory
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious behavior: GetForegroundWindowSpam
    • Suspicious use of AdjustPrivilegeToken
    PID:4248

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

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

    Filesize

    67KB

    MD5

    7574cf2c64f35161ab1292e2f532aabf

    SHA1

    14ba3fa927a06224dfe587014299e834def4644f

    SHA256

    de055a89de246e629a8694bde18af2b1605e4b9b493c7e4aef669dd67acf5085

    SHA512

    4db19f2d8d5bc1c7bbb812d3fa9c43b80fa22140b346d2760f090b73aed8a5177edb4bddc647a6ebd5a2db8565be5a1a36a602b0d759e38540d9a584ba5896ab

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

    Filesize

    67KB

    MD5

    7574cf2c64f35161ab1292e2f532aabf

    SHA1

    14ba3fa927a06224dfe587014299e834def4644f

    SHA256

    de055a89de246e629a8694bde18af2b1605e4b9b493c7e4aef669dd67acf5085

    SHA512

    4db19f2d8d5bc1c7bbb812d3fa9c43b80fa22140b346d2760f090b73aed8a5177edb4bddc647a6ebd5a2db8565be5a1a36a602b0d759e38540d9a584ba5896ab

  • C:\Program Files\Common Files\System\symsrv.dll.000

    Filesize

    175B

    MD5

    1130c911bf5db4b8f7cf9b6f4b457623

    SHA1

    48e734c4bc1a8b5399bff4954e54b268bde9d54c

    SHA256

    eba08cc8182f379392a97f542b350ea0dbbe5e4009472f35af20e3d857eafdf1

    SHA512

    94e2511ef2c53494c2aff0960266491ffc0e54e75185427d1ccedae27c286992c754ca94cbb0c9ea36e3f04cd4eb7f032c551cf2d4b309f292906303f1a75fa0

  • memory/4248-15-0x0000000076510000-0x0000000076573000-memory.dmp

    Filesize

    396KB

  • memory/4248-11-0x0000000000400000-0x0000000000438000-memory.dmp

    Filesize

    224KB

  • memory/4248-12-0x0000000010000000-0x0000000010030000-memory.dmp

    Filesize

    192KB

  • memory/4248-0-0x0000000000400000-0x0000000000438000-memory.dmp

    Filesize

    224KB

  • memory/4248-14-0x0000000000400000-0x0000000000438000-memory.dmp

    Filesize

    224KB

  • memory/4248-16-0x0000000010000000-0x0000000010030000-memory.dmp

    Filesize

    192KB

  • memory/4248-19-0x0000000076510000-0x0000000076573000-memory.dmp

    Filesize

    396KB

  • memory/4248-20-0x0000000010000000-0x0000000010030000-memory.dmp

    Filesize

    192KB

  • memory/4248-25-0x0000000076510000-0x0000000076573000-memory.dmp

    Filesize

    396KB

  • memory/4248-5-0x0000000010000000-0x0000000010030000-memory.dmp

    Filesize

    192KB

  • memory/4248-28-0x0000000010000000-0x0000000010030000-memory.dmp

    Filesize

    192KB

  • memory/4248-31-0x0000000010000000-0x0000000010030000-memory.dmp

    Filesize

    192KB