Analysis

  • max time kernel
    118s
  • max time network
    124s
  • platform
    windows7_x64
  • resource
    win7-20231020-en
  • resource tags

    arch:x64arch:x86image:win7-20231020-enlocale:en-usos:windows7-x64system
  • submitted
    01-11-2023 22:55

General

  • Target

    NEAS.8cb1e0d8f078a43f0ee205b30f50ad20_JC.exe

  • Size

    347KB

  • MD5

    8cb1e0d8f078a43f0ee205b30f50ad20

  • SHA1

    b6039ac0489f17fe36d7d0e09b88f12ff705447f

  • SHA256

    3516832ccf32ef9083e5eb464eb39c154780e28586c6c2a36bfb1327fe52703b

  • SHA512

    6e308eebd4e4e0fe77a422e7d90c8003965ca6b7474763951a71b3e4a638803d494e66a825ee769422f91ff12dae242ca4c99e831ba3d0fe5565f9fd061d5d5a

  • SSDEEP

    6144:hqwOl40oRey2davZw0svcmpmhn8i4/SgGQ3HnfLgBV+UdvrEFp7hKYy:hEvy2Ixw/cmpmhnlcSkfLgBjvrEH7Py

Score
8/10

Malware Config

Signatures

  • Modifies AppInit DLL entries 2 TTPs
  • ACProtect 1.3x - 1.4x DLL software 1 IoCs

    Detects file using ACProtect software.

  • Loads dropped DLL 1 IoCs
  • UPX packed file 3 IoCs

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

  • Drops file in Program Files directory 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\NEAS.8cb1e0d8f078a43f0ee205b30f50ad20_JC.exe
    "C:\Users\Admin\AppData\Local\Temp\NEAS.8cb1e0d8f078a43f0ee205b30f50ad20_JC.exe"
    1⤵
    • Loads dropped DLL
    • Drops file in Program Files directory
    • Suspicious use of AdjustPrivilegeToken
    PID:2560

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

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

    Filesize

    67KB

    MD5

    7574cf2c64f35161ab1292e2f532aabf

    SHA1

    14ba3fa927a06224dfe587014299e834def4644f

    SHA256

    de055a89de246e629a8694bde18af2b1605e4b9b493c7e4aef669dd67acf5085

    SHA512

    4db19f2d8d5bc1c7bbb812d3fa9c43b80fa22140b346d2760f090b73aed8a5177edb4bddc647a6ebd5a2db8565be5a1a36a602b0d759e38540d9a584ba5896ab

  • memory/2560-3-0x0000000010000000-0x0000000010030000-memory.dmp

    Filesize

    192KB

  • memory/2560-5-0x0000000000010000-0x0000000000057000-memory.dmp

    Filesize

    284KB

  • memory/2560-6-0x0000000000010000-0x0000000000057000-memory.dmp

    Filesize

    284KB

  • memory/2560-8-0x0000000000010000-0x0000000000057000-memory.dmp

    Filesize

    284KB

  • memory/2560-9-0x0000000010000000-0x0000000010030000-memory.dmp

    Filesize

    192KB