Analysis

  • max time kernel
    121s
  • max time network
    136s
  • platform
    windows10_x64
  • resource
    win10-en-20210920
  • submitted
    28-10-2021 13:48

General

  • Target

    DUE SOA.exe

  • Size

    614KB

  • MD5

    e6839a4ad6eb043bd41052740c27e1f9

  • SHA1

    a03ab63f5c070980be362d3b98bdd55f2574c228

  • SHA256

    16cb5498c592fb2a32fa882aa0996591f067d77c50eedf69cda4d04ef93cab83

  • SHA512

    2524dc118ccbaf7c5bdd462d460e15e7eafeab3cd5a67fdde591fccb5a8a1c6394e3cdec17e9c8fd2a1a9e1861792ce86f1f5c42a2d8f197a278b075559aa19e

Malware Config

Signatures

  • Detect Neshta Payload 1 IoCs
  • Modifies system executable filetype association 2 TTPs 1 IoCs
  • Neshta

    Malware from the neshta family is designed to infect itself into other files to spread itself and cause damage.

  • Loads dropped DLL 1 IoCs
  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Drops file in Program Files directory 53 IoCs
  • Drops file in Windows directory 1 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

  • Modifies registry class 1 IoCs
  • Suspicious use of WriteProcessMemory 13 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\DUE SOA.exe
    "C:\Users\Admin\AppData\Local\Temp\DUE SOA.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    PID:3492
    • C:\Users\Admin\AppData\Local\Temp\DUE SOA.exe
      "C:\Users\Admin\AppData\Local\Temp\DUE SOA.exe"
      2⤵
      • Modifies system executable filetype association
      • Drops file in Program Files directory
      • Drops file in Windows directory
      • Modifies registry class
      PID:3124

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

Loading Replay Monitor...

Downloads

  • \Users\Admin\AppData\Local\Temp\nsxE3CA.tmp\snivhltj.dll
    MD5

    0810741d83c6146718c3c17119879b1a

    SHA1

    298d046f6f0ced5a60ba173847891e61018f34ae

    SHA256

    b237eb4878a416ce0dced719586e3a571aa482b792840a2010291e045e99f68e

    SHA512

    23a945c1934299a6753eb4f4f258a8b06c41b0a679128d9821bbed9ebe587efa0a66acdd670cb4b51b05099cf14e5b92d1e15cb2c54dd1536dadc3c824eb1ba6

  • memory/3124-116-0x0000000000000000-mapping.dmp
  • memory/3124-117-0x00000000001D0000-0x00000000001EB000-memory.dmp
    Filesize

    108KB