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Analysis

  • max time kernel
    95s
  • max time network
    96s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    03/12/2024, 03:36 UTC

General

  • Target

    95e5ecf8067e0ebfee56cacdbdca167546063c0d0a096dff88d3ce3582c1fe84.exe

  • Size

    385KB

  • MD5

    b8ae3e2d25f9789b10cb09078d22948b

  • SHA1

    dd630c462f7c776e474c684218accf8d45a33595

  • SHA256

    95e5ecf8067e0ebfee56cacdbdca167546063c0d0a096dff88d3ce3582c1fe84

  • SHA512

    129d508cfc34c4106f0e574336a5cd7fba4e8e98c6f8d836252477021cd5275b52d7d357a372b512d0b99a12cc48f1e520dd2eab63b6ecbb12561390b91f3d89

  • SSDEEP

    3072:sr85CFtCmmI45nh4HzGvYu8kujWF9r1jnC216WvQEhtDaMOKVpwpR28hZWftXUL2:k9/VHcujCCPkX1OKVpwp0sa5YZuc+p

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\95e5ecf8067e0ebfee56cacdbdca167546063c0d0a096dff88d3ce3582c1fe84.exe
    "C:\Users\Admin\AppData\Local\Temp\95e5ecf8067e0ebfee56cacdbdca167546063c0d0a096dff88d3ce3582c1fe84.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:692

Network

  • flag-us
    DNS
    216.254.1.23.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    216.254.1.23.in-addr.arpa
    IN PTR
    Response
    216.254.1.23.in-addr.arpa
    IN PTR
    a23-1-254-216deploystaticakamaitechnologiescom
  • flag-us
    DNS
    149.220.183.52.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    149.220.183.52.in-addr.arpa
    IN PTR
    Response
  • flag-us
    DNS
    71.159.190.20.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    71.159.190.20.in-addr.arpa
    IN PTR
    Response
  • flag-us
    DNS
    95.221.229.192.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    95.221.229.192.in-addr.arpa
    IN PTR
    Response
  • flag-us
    DNS
    58.55.71.13.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    58.55.71.13.in-addr.arpa
    IN PTR
    Response
  • flag-us
    DNS
    56.163.245.4.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    56.163.245.4.in-addr.arpa
    IN PTR
    Response
  • flag-us
    DNS
    18.31.95.13.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    18.31.95.13.in-addr.arpa
    IN PTR
    Response
  • flag-us
    DNS
    82.190.18.2.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    82.190.18.2.in-addr.arpa
    IN PTR
    Response
    82.190.18.2.in-addr.arpa
    IN PTR
    a2-18-190-82deploystaticakamaitechnologiescom
  • flag-us
    DNS
    13.227.111.52.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    13.227.111.52.in-addr.arpa
    IN PTR
    Response
No results found
  • 8.8.8.8:53
    216.254.1.23.in-addr.arpa
    dns
    71 B
    135 B
    1
    1

    DNS Request

    216.254.1.23.in-addr.arpa

  • 8.8.8.8:53
    149.220.183.52.in-addr.arpa
    dns
    73 B
    147 B
    1
    1

    DNS Request

    149.220.183.52.in-addr.arpa

  • 8.8.8.8:53
    71.159.190.20.in-addr.arpa
    dns
    72 B
    158 B
    1
    1

    DNS Request

    71.159.190.20.in-addr.arpa

  • 8.8.8.8:53
    95.221.229.192.in-addr.arpa
    dns
    73 B
    144 B
    1
    1

    DNS Request

    95.221.229.192.in-addr.arpa

  • 8.8.8.8:53
    58.55.71.13.in-addr.arpa
    dns
    70 B
    144 B
    1
    1

    DNS Request

    58.55.71.13.in-addr.arpa

  • 8.8.8.8:53
    56.163.245.4.in-addr.arpa
    dns
    71 B
    157 B
    1
    1

    DNS Request

    56.163.245.4.in-addr.arpa

  • 8.8.8.8:53
    18.31.95.13.in-addr.arpa
    dns
    70 B
    144 B
    1
    1

    DNS Request

    18.31.95.13.in-addr.arpa

  • 8.8.8.8:53
    82.190.18.2.in-addr.arpa
    dns
    70 B
    133 B
    1
    1

    DNS Request

    82.190.18.2.in-addr.arpa

  • 8.8.8.8:53
    13.227.111.52.in-addr.arpa
    dns
    72 B
    158 B
    1
    1

    DNS Request

    13.227.111.52.in-addr.arpa

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

    3b73078a714bf61d1c19ebc3afc0e454

    SHA1

    9abeabd74613a2f533e2244c9ee6f967188e4e7e

    SHA256

    ded54d1fcca07b6bff2bc3b9a1131eac29ff1f836e5d7a7c5c325ec5abe96e29

    SHA512

    75959d4e8a7649c3268b551a2a378e6d27c0bfb03d2422ebeeb67b0a3f78c079473214057518930f2d72773ce79b106fd2d78405e8e3d8883459dcbb49c163c4

  • C:\Users\Admin\AppData\Local\Temp\3582-490\95e5ecf8067e0ebfee56cacdbdca167546063c0d0a096dff88d3ce3582c1fe84.exe

    Filesize

    344KB

    MD5

    0eedddb06c1891818dc3da3311834d6f

    SHA1

    6066adc3caee751b6ad41f681ceff5b8a1c99f22

    SHA256

    8c34e121a6478536bb58fd84da32fa5fb76e7f0861335d5f1738292c979478e6

    SHA512

    b43699e3491479d1d62a9f7a87220de3fc6b2fdb51d470e48fe1fdbd3f4880c67de9e0f54666c667f1d3960fe3e3da5d8dfffd00341f591164047487bc5c9992

  • memory/692-93-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/692-94-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/692-96-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

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