Analysis

  • max time kernel
    95s
  • max time network
    97s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    24-11-2024 16:53

General

  • Target

    d36c50e61507189b8655631bac3cc419e8d42f1dc472d24eb026a763630de1fb.exe

  • Size

    648KB

  • MD5

    212d9250363812f0b3cdb6940f19a302

  • SHA1

    50f5c4cc376d86531e4a4d0a52f93565db19c87c

  • SHA256

    d36c50e61507189b8655631bac3cc419e8d42f1dc472d24eb026a763630de1fb

  • SHA512

    2e47e3413bdb6ef8248beaae51c0586395cc15c41037892bb4a984f31288033a5d4e483f45a7b0dab1fe29b09bdab3d12a27f7dc12ed780e84b8bc93cf0e97ba

  • SSDEEP

    12288:DEsd9PZfePv3xl7ft7V+6uC+zd5qLlE03wBf5qUKODnmbCtp:D39PZfePv3r7fm6t+jqpb3A5qfOA4p

Malware Config

Signatures

  • 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\d36c50e61507189b8655631bac3cc419e8d42f1dc472d24eb026a763630de1fb.exe
    "C:\Users\Admin\AppData\Local\Temp\d36c50e61507189b8655631bac3cc419e8d42f1dc472d24eb026a763630de1fb.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:1964

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

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

    Filesize

    86KB

    MD5

    c324431305861add7ddf9186a9221bd9

    SHA1

    61855e1f81606f3cb336f842a1cdd697c7a40912

    SHA256

    f331213f5bcfed2a6dba0dc0c97b5b309c00b013dc47bdb4726d51cf2c274570

    SHA512

    4b532b2bf6eaf3f618bb08b0a6f7af88ce23d76df146b2d007d5a8224ea0463525a86aacc996468cd3a513404aa66cbc516ed27aa9bd142e46492b160d411dc8

  • C:\Users\Admin\AppData\Local\Temp\3582-490\d36c50e61507189b8655631bac3cc419e8d42f1dc472d24eb026a763630de1fb.exe

    Filesize

    608KB

    MD5

    ceb7fb456705e21f4a3ab86f89381f01

    SHA1

    3888d98c6f04efbe590718262c7ee46f5eb49d6b

    SHA256

    a3c21c8ab0ae1e4082d17671b2c6fead1675194c1c3c67afd317ef95f0bac34a

    SHA512

    fef07d2acc6c383c7ac17f5aa2e25b64a10c68c8b17b0b1e199bbb0d971b998be669e58327a73ffd9fed1331bed7ea56cc24ce822658d0b01cdd636bb27ccf21

  • memory/1964-93-0x0000000000400000-0x0000000000478000-memory.dmp

    Filesize

    480KB

  • memory/1964-94-0x0000000000400000-0x0000000000478000-memory.dmp

    Filesize

    480KB

  • memory/1964-96-0x0000000000400000-0x0000000000478000-memory.dmp

    Filesize

    480KB