Analysis

  • max time kernel
    148s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    03/11/2024, 00:11

General

  • Target

    782c6f2adf82a82d02696460fcfd11de42de97c1d202f964cd866d8ebfcd3b63.exe

  • Size

    88KB

  • MD5

    025e61f027a189bb9e645b509b5132c4

  • SHA1

    dfc9c3b9bd544f9389432a91b4ffc0e08f762b45

  • SHA256

    782c6f2adf82a82d02696460fcfd11de42de97c1d202f964cd866d8ebfcd3b63

  • SHA512

    a8be5beaf1b2a11b7b2c5472db4325a300b0ca0db5c9c8d0233dfeee9233304213d538ce6254a70015e14381c865982c64b631f37f9d226b6812098df510a50f

  • SSDEEP

    1536:nxqjQ+P04wsmDCQBq86H4so6gT6E5ahfo2:+r8zCYIT/n

Malware Config

Signatures

  • Detect Neshta payload 4 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\782c6f2adf82a82d02696460fcfd11de42de97c1d202f964cd866d8ebfcd3b63.exe
    "C:\Users\Admin\AppData\Local\Temp\782c6f2adf82a82d02696460fcfd11de42de97c1d202f964cd866d8ebfcd3b63.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:3172

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

    d056d92bbf77387acade82346ef9115f

    SHA1

    a7398f87918cd448a849983059ca2bba7ce3ce73

    SHA256

    d3a5502deefce266b74bdb625f675da6d79984db1d13f6fb1b6e87fec39e7dab

    SHA512

    1e3b49fc92939218bc255afb06b006b4ca5a4819e40a214e93bd73f583c87b0591954a9ce6bf37e6dcb0c5dcb0350026c8e069827a6611ae66f0325b6977e0bc

  • C:\Users\Admin\AppData\Local\Temp\3582-490\782c6f2adf82a82d02696460fcfd11de42de97c1d202f964cd866d8ebfcd3b63.exe

    Filesize

    47KB

    MD5

    710b669f0b5fe63e27de9b39a5892f0e

    SHA1

    e178eb7b00c88e090a92fe3ad340daba65cebc98

    SHA256

    48901c1d02578ab07c0e47109f86400f335dccba08a6410d342ab9c08d18f45f

    SHA512

    b9db7ec533c9a22b166fa24a241829c8714e94cf8cd061fe12606945ce1b317ea2330133b1b00748aa5e325e95b2c07c72a3a6a1ac35a7890308e11b6a86a0b5

  • memory/3172-93-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/3172-94-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/3172-96-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB