Analysis

  • max time kernel
    116s
  • max time network
    119s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20250207-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20250207-enlocale:en-usos:windows10-2004-x64system
  • submitted
    12-02-2025 08:01

General

  • Target

    9d7a2ff092353fbbb5f31a799c7b4f752c5be562a8ad99639269507193ca914aN.exe

  • Size

    1.0MB

  • MD5

    8a79a680fd18e32cda7edcb78df721e0

  • SHA1

    b8fd568960d85628ccde240680401cbfb374aab7

  • SHA256

    9d7a2ff092353fbbb5f31a799c7b4f752c5be562a8ad99639269507193ca914a

  • SHA512

    042af00b94924bc282bbf908ae65c7902b8b59057f9405275278dba581fb98a5677a4da12a969a847dd7a3e5f02b29f812c044b8f07c3ea8a476448166554733

  • SSDEEP

    12288:mGuWJeQxdaKxeeFBtQFCl17E4pOVwBXmeLdKBDkffOBews:m7WJNcNeBQFC/Q4GwV

Malware Config

Signatures

  • Detect Neshta payload 3 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.

  • Executes dropped EXE 1 IoCs
  • 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 2 IoCs

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

  • System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 1 IoCs

    Adversaries may check for Internet connectivity on compromised systems.

  • Checks SCSI registry key(s) 3 TTPs 4 IoCs

    SCSI information is often read in order to detect sandboxing environments.

  • Modifies registry class 1 IoCs
  • Suspicious use of WriteProcessMemory 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\9d7a2ff092353fbbb5f31a799c7b4f752c5be562a8ad99639269507193ca914aN.exe
    "C:\Users\Admin\AppData\Local\Temp\9d7a2ff092353fbbb5f31a799c7b4f752c5be562a8ad99639269507193ca914aN.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
    • Suspicious use of WriteProcessMemory
    PID:3184
    • C:\Users\Admin\AppData\Local\Temp\3582-490\9d7a2ff092353fbbb5f31a799c7b4f752c5be562a8ad99639269507193ca914aN.exe
      "C:\Users\Admin\AppData\Local\Temp\3582-490\9d7a2ff092353fbbb5f31a799c7b4f752c5be562a8ad99639269507193ca914aN.exe"
      2⤵
      • Executes dropped EXE
      • Checks SCSI registry key(s)
      PID:4536
  • C:\Program Files (x86)\Microsoft\EdgeUpdate\MicrosoftEdgeUpdate.exe
    "C:\Program Files (x86)\Microsoft\EdgeUpdate\MicrosoftEdgeUpdate.exe" /ping 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-PGFwcCBhcHBpZD0iezhBNjlEMzQ1LUQ1NjQtNDYzYy1BRkYxLUE2OUQ5RTUzMEY5Nn0iIHZlcnNpb249IjEyMy4wLjYzMTIuMTIzIiBuZXh0dmVyc2lvbj0iIiBsYW5nPSJlbiIgYnJhbmQ9IkdHTFMiIGNsaWVudD0iIiBpbnN0YWxsYWdlPSI0IiBpbnN0YWxsZGF0ZXRpbWU9IjE3Mzg5NDcxNzgiIG9vYmVfaW5zdGFsbF90aW1lPSIxMzM4MzQxOTY4MDM3MTAwMDAiPjxldmVudCBldmVudHR5cGU9IjMxIiBldmVudHJlc3VsdD0iMSIgZXJyb3Jjb2RlPSIwIiBleHRyYWNvZGUxPSIyMTc5ODYyIiBzeXN0ZW1fdXB0aW1lX3RpY2tzPSI0NzUyOTk5MjYxIi8-PC9hcHA-PC9yZXF1ZXN0Pg
    1⤵
    • System Location Discovery: System Language Discovery
    • System Network Configuration Discovery: Internet Connection Discovery
    PID:3528

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

    3b73078a714bf61d1c19ebc3afc0e454

    SHA1

    9abeabd74613a2f533e2244c9ee6f967188e4e7e

    SHA256

    ded54d1fcca07b6bff2bc3b9a1131eac29ff1f836e5d7a7c5c325ec5abe96e29

    SHA512

    75959d4e8a7649c3268b551a2a378e6d27c0bfb03d2422ebeeb67b0a3f78c079473214057518930f2d72773ce79b106fd2d78405e8e3d8883459dcbb49c163c4

  • C:\Users\Admin\AppData\Local\Temp\3582-490\9d7a2ff092353fbbb5f31a799c7b4f752c5be562a8ad99639269507193ca914aN.exe

    Filesize

    1011KB

    MD5

    e902d43476cfdbd5ada3c53598d85a9f

    SHA1

    a4823246162d8f6a803e6501bc881d802d0c6aa9

    SHA256

    0b65a0d322f65c945d66bef45d629c80f560c7023d30f491eb6ad9ebb27cb318

    SHA512

    a6a5d0a1c7cb1cf1ecf1b41a4829d27e09f5e842f8cecc42a8d4f59719a2d68d2daf027c9a4fcd2050feb2188194278a71dca55acab17fcccc05fdfb7e7d7e86

  • memory/3184-124-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/3184-126-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB