Analysis

  • max time kernel
    94s
  • max time network
    100s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    17-11-2024 04:24

General

  • Target

    1a950e107bdbb1c8c8bb27e41d441e17b9fe0c733c91f3faf5f96f0d5a802a60.exe

  • Size

    136KB

  • MD5

    5a1d3df8c6169a32bcede994faddb2ca

  • SHA1

    d421e5a858347bb33b5c6aa1635872867808959a

  • SHA256

    1a950e107bdbb1c8c8bb27e41d441e17b9fe0c733c91f3faf5f96f0d5a802a60

  • SHA512

    4b85de937a3e1d066a95edf0ae45b616d754c894a9c55a2ff2ce82f4048103b1441fd977d87649492eb4966ae640d0df80b3bb28404ac03ad4af1c7c40d20f31

  • SSDEEP

    1536:JxqjQ+P04wsmJCtQy0qEF0+nMSzG4pqSbi6y2xn0mOxqjQ+P04wsmJCn:sr85CtQy0qEF0+nLi44Sbi6yE0cr85Cn

Malware Config

Signatures

  • Detect Neshta payload 7 IoCs
  • Neshta

    Malware from the neshta family is designed to infect itself into other files to spread itself and cause damage.

  • Neshta family
  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Modifies system executable filetype association 2 TTPs 1 IoCs
  • Reads user/profile data of web browsers 3 TTPs

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

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

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

  • System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Modifies registry class 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\1a950e107bdbb1c8c8bb27e41d441e17b9fe0c733c91f3faf5f96f0d5a802a60.exe
    "C:\Users\Admin\AppData\Local\Temp\1a950e107bdbb1c8c8bb27e41d441e17b9fe0c733c91f3faf5f96f0d5a802a60.exe"
    1⤵
    • Checks computer location settings
    • Modifies system executable filetype association
    • Drops file in Program Files directory
    • Drops file in Windows directory
    • System Location Discovery: System Language Discovery
    • Modifies registry class
    PID:1892

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\PROGRA~2\Adobe\ACROBA~1\Reader\ACROTE~1.EXE

    Filesize

    86KB

    MD5

    3b73078a714bf61d1c19ebc3afc0e454

    SHA1

    9abeabd74613a2f533e2244c9ee6f967188e4e7e

    SHA256

    ded54d1fcca07b6bff2bc3b9a1131eac29ff1f836e5d7a7c5c325ec5abe96e29

    SHA512

    75959d4e8a7649c3268b551a2a378e6d27c0bfb03d2422ebeeb67b0a3f78c079473214057518930f2d72773ce79b106fd2d78405e8e3d8883459dcbb49c163c4

  • C:\Users\Admin\AppData\Local\Temp\3582-490\1a950e107bdbb1c8c8bb27e41d441e17b9fe0c733c91f3faf5f96f0d5a802a60.exe

    Filesize

    96KB

    MD5

    1e2c2c57ffd455160897cf3bcf23b19b

    SHA1

    15aff7146f8a86771fbf57bdb7484d9d537096a0

    SHA256

    1e9bb23e0122ba6ee127f81ec26d08451dcb8ffc4f110de3e7876d411afd4bef

    SHA512

    f24657917c3abc41be65936f1d65f1c38e27360f0d6ece328bef8c9719e0a8632c6daab74a3c946acc4d447fbe1400f71c47ad33f40857af00dcacd826e56fb3

  • memory/1892-93-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/1892-94-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/1892-95-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/1892-96-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/1892-98-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB