Analysis

  • max time kernel
    93s
  • 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
    30-11-2024 08:07

General

  • Target

    aeee6cade26ce6f639cc2061bf7b1a91a38db06b3bea2658727e2a1a3c8706adN.exe

  • Size

    252KB

  • MD5

    aae4572fdb980aed25d39640b38a9130

  • SHA1

    810b8aefbd022a7d60d513164c611f3c46767a80

  • SHA256

    aeee6cade26ce6f639cc2061bf7b1a91a38db06b3bea2658727e2a1a3c8706ad

  • SHA512

    715d769b619e1d15064add238fc6bf78320fb0e7d5bbfd2b4c0012439a01ccb83bdfab56b6a2ebfdd40a7a7f8f50917797e88287c22dfd2ceb8169bfcf9cf405

  • SSDEEP

    3072:sr85ChwgmXResbMrGZ+4I1UsP4CgmxhKBt8pRkoXRpHuMDeuo:k91sS2g1DdYC8oXnuMauo

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 2 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 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\aeee6cade26ce6f639cc2061bf7b1a91a38db06b3bea2658727e2a1a3c8706adN.exe
    "C:\Users\Admin\AppData\Local\Temp\aeee6cade26ce6f639cc2061bf7b1a91a38db06b3bea2658727e2a1a3c8706adN.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:1200
    • C:\Users\Admin\AppData\Local\Temp\3582-490\aeee6cade26ce6f639cc2061bf7b1a91a38db06b3bea2658727e2a1a3c8706adN.exe
      "C:\Users\Admin\AppData\Local\Temp\3582-490\aeee6cade26ce6f639cc2061bf7b1a91a38db06b3bea2658727e2a1a3c8706adN.exe"
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      PID:372

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

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\aeee6cade26ce6f639cc2061bf7b1a91a38db06b3bea2658727e2a1a3c8706adN.exe

    Filesize

    212KB

    MD5

    969409e021a53e290a7794184d0cbb7a

    SHA1

    5f62829e560eee1934f27892c303ba9a14f43147

    SHA256

    b065cd1037d471c12b5cb3cc2bff5ecefa7baa232eaed97c90ce2f08979f36f9

    SHA512

    7fc315e4537c842b7c74277528ff79d2b25632e1f6b5b3d2868ceb055f3f0b1eb885516bd06c4bcdc554674a5f3d9a2b5d4e653059a6590d7afd25a1397d1560

  • memory/1200-94-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/1200-95-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/1200-97-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB