Analysis

  • max time kernel
    94s
  • 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
    11-12-2024 07:06

General

  • Target

    e39f51c2875cc72edab6ed991b4e54d204b3d706ee28561e99969ad10ee97b47.exe

  • Size

    161KB

  • MD5

    adf8ce1456342eba871ca40b7ef9bebb

  • SHA1

    2dbd917cfc7e89f888ac6926f0ff3ff15ea44070

  • SHA256

    e39f51c2875cc72edab6ed991b4e54d204b3d706ee28561e99969ad10ee97b47

  • SHA512

    8520e8a9546adaa38c6313532445563be2c5cf6d2bbe83ecf089b4ad29c8635bf13172dc8f03e0fb50b1d5bc9f00f708375c167f2d7c8e85e6a22d0c9440bad8

  • SSDEEP

    1536:JxqjQ+P04wsmJCRQh4tE3kgmhTXAEpXEgmghi2MhPPMpuFsj3YOb:sr85CAmEUgcTXAEpUgy1hPPsuFsTYQ

Malware Config

Signatures

  • Detect Neshta payload 5 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.

  • 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\e39f51c2875cc72edab6ed991b4e54d204b3d706ee28561e99969ad10ee97b47.exe
    "C:\Users\Admin\AppData\Local\Temp\e39f51c2875cc72edab6ed991b4e54d204b3d706ee28561e99969ad10ee97b47.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:1884

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\e39f51c2875cc72edab6ed991b4e54d204b3d706ee28561e99969ad10ee97b47.exe

    Filesize

    120KB

    MD5

    76682eb64022f3c71a45e5a3fde3c3fe

    SHA1

    9c99309ad3f79f6ea51347ee9c169097837b06b0

    SHA256

    0fbdb0731eb69f3e42adb95832ae9181a6c5573cf81eaecd519e443f92eca47c

    SHA512

    083332b45ce82bc1911b5e3ac568ed7c88bd37a450e04cc2823042b0108420da8d52ff53a45e54ceaeccd1ba30611050cf3cfc4737f0b46ca1f5cbd279b11e11

  • memory/1884-93-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/1884-94-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/1884-95-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/1884-97-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB