Analysis

  • max time kernel
    94s
  • max time network
    95s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    21-01-2025 04:24

General

  • Target

    0ed2c412a2aab88520fac6ca526754b5896a3b796d7cffea34cd8f79af8efa35N.exe

  • Size

    146KB

  • MD5

    f04ca0037f89b09733c04c93a6ab1260

  • SHA1

    4ebbd919014abf8fc13a05d6747391d4717c067d

  • SHA256

    0ed2c412a2aab88520fac6ca526754b5896a3b796d7cffea34cd8f79af8efa35

  • SHA512

    c98eb93df1dbb6df7c580392f5156153219345be6691cd28c6608c44bebacf89f5a85cfd046840f7d48c39e45f9efef5d5038c9e512d3f1411568ba1200196b7

  • SSDEEP

    3072:sr85CkkbAYn2GgYlBYN2fHYTo+Zdt8wDSRUTT:k9xbAMpgY3gT18DRUTT

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.

  • 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 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
  • Suspicious use of WriteProcessMemory 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\0ed2c412a2aab88520fac6ca526754b5896a3b796d7cffea34cd8f79af8efa35N.exe
    "C:\Users\Admin\AppData\Local\Temp\0ed2c412a2aab88520fac6ca526754b5896a3b796d7cffea34cd8f79af8efa35N.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:3040
    • C:\Users\Admin\AppData\Local\Temp\3582-490\0ed2c412a2aab88520fac6ca526754b5896a3b796d7cffea34cd8f79af8efa35N.exe
      "C:\Users\Admin\AppData\Local\Temp\3582-490\0ed2c412a2aab88520fac6ca526754b5896a3b796d7cffea34cd8f79af8efa35N.exe"
      2⤵
      • Executes dropped EXE
      PID:4904

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\0ed2c412a2aab88520fac6ca526754b5896a3b796d7cffea34cd8f79af8efa35N.exe

    Filesize

    105KB

    MD5

    23564ae01c491e730ed7e64afc0c4192

    SHA1

    84bfaafc968a0146645269175b71cea9ef756aa4

    SHA256

    fae05ed00d5e02293bb0d5a440956e7d9fdbf3dc56c87e7a9b3eadfb197aa0bc

    SHA512

    bb62408b6ee748be86a68a73be8f64c1f0cc4d6b119c7ad848a1d318390a86a1ab788e4434d66da4b18bacb7b2ea59a6fb523f13a73cde64e72d98057048e6ba

  • memory/3040-92-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/3040-93-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/3040-95-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB