Analysis

  • max time kernel
    96s
  • 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
    26-11-2024 10:58

General

  • Target

    5dc8f3f509f71573f6bb422a1b4410d00f51dc2e609c0e51c00928b49f626806.exe

  • Size

    458KB

  • MD5

    30f343d4550e9d971c01733531d6edd5

  • SHA1

    07f98dfe1dad70ea1c623a67904b27c96a5f1716

  • SHA256

    5dc8f3f509f71573f6bb422a1b4410d00f51dc2e609c0e51c00928b49f626806

  • SHA512

    dbf1e7423d201b94d4ac5e1d1b67b6545a1643bd83d883acfedfd8430e94e0eecb16abc87f2de5fe8209296c446572c275edb6f66dd723e8188db645abe80249

  • SSDEEP

    6144:Pu2RtUlCq9XllER0u+GIIIIIIIhIIIIIIIIIIIIIIIUIt2wJs:vokq9Xom5UNi

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\5dc8f3f509f71573f6bb422a1b4410d00f51dc2e609c0e51c00928b49f626806.exe
    "C:\Users\Admin\AppData\Local\Temp\5dc8f3f509f71573f6bb422a1b4410d00f51dc2e609c0e51c00928b49f626806.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:4856

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\PROGRA~2\Adobe\ACROBA~1\Reader\AcroRd32.exe

    Filesize

    2.4MB

    MD5

    d9e8a1fa55faebd36ed2342fedefbedd

    SHA1

    c25cc7f0035488de9c5df0121a09b5100e1c28e9

    SHA256

    bd7696911d75a9a35dfd125b24cb95003f1e9598592df47fa23a2568986a4a9a

    SHA512

    134644c68bd04536e9ea0a5da6e334d36b1ce8012a061fa6dabd31f85c16a1ac9eee8c40fee3d55f25c4d4edf0672de8ce204e344c800361cbcff092c09d7a33

  • C:\Users\Admin\AppData\Local\Temp\3582-490\5dc8f3f509f71573f6bb422a1b4410d00f51dc2e609c0e51c00928b49f626806.exe

    Filesize

    417KB

    MD5

    41bd9c6dd3ddbbb71473508c683c662d

    SHA1

    3e56b1ea4bf729c14b0a44177af1458b77d6bd89

    SHA256

    05736e5e607510cf4ff7d0f1526f2a56d8cd2845d78a467946f03dc5bc825409

    SHA512

    6ec33acbdb3d98dade3292209847230cb022db6c02c50ce7aa97e1bf3a6e97b2099e146eae90236992952db8a90ceb5f546181c1366c1a162ee2749b150d0bb1

  • memory/4856-94-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/4856-95-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/4856-97-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB