Analysis

  • max time kernel
    95s
  • max time network
    148s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    06-12-2024 23:15

General

  • Target

    7f5922e332a43c860f01f478fc5c23c5c8602f75f8153aee707258679e022d66.exe

  • Size

    436KB

  • MD5

    c6fb406b34075f1fa021fda310690539

  • SHA1

    c5437ff7a9fa22a030cf39f25f5e9ad77da420ac

  • SHA256

    7f5922e332a43c860f01f478fc5c23c5c8602f75f8153aee707258679e022d66

  • SHA512

    38187d13519e7e579f2ec31942959dbb799b554785894387e3c70786b3639bedc5611ff482f0fec05c65249612dd012d15757b26cfb9e064d5a19ea67c09ddf6

  • SSDEEP

    6144:w9PP9ckZj/AHx+/KfglxANSWYsSjohjPWuzh+oi+OXryWMk2rcRX2E4X:8PakZj/AHAyf/8Pjowc4oi7x2rcYX

Malware Config

Signatures

  • Detect Neshta payload 6 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\7f5922e332a43c860f01f478fc5c23c5c8602f75f8153aee707258679e022d66.exe
    "C:\Users\Admin\AppData\Local\Temp\7f5922e332a43c860f01f478fc5c23c5c8602f75f8153aee707258679e022d66.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:4904

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

    a40427e3788637e741fb69ea8d76cd52

    SHA1

    f8c8c7ec493e32a7573d90ce400fccd79fc98f31

    SHA256

    18dcc8fae245869d02b7db0edbe22ec57a30bdd51a64090452118a79ba194052

    SHA512

    e6b688d4ad0506c74db323b50a2588472f45e66da2a3456450aea96d93882b13662f8b3bbed7773180f5bec851a31d2e45262ecb9283b425c60c8caa06d56ca2

  • C:\Users\Admin\AppData\Local\Temp\3582-490\7f5922e332a43c860f01f478fc5c23c5c8602f75f8153aee707258679e022d66.exe

    Filesize

    396KB

    MD5

    dcb53dfbe269c4d7a8355e7d7d6bed1f

    SHA1

    fcb339182acb11fafcfbaf062909ce25fba16725

    SHA256

    f8c8c1667c7d377f925ec7343c847b87c030d591aae8d6ba269796344b2eafe4

    SHA512

    446a631fa3e127fb624bd977592a6c969cf37fc2494836d5f96ac19ab0685c678fd6343b73f9c4e97629ec7f33d810c9b9448b1ef08c6208a55afde33640b47c

  • memory/4904-0-0x0000000000400000-0x000000000042B000-memory.dmp

    Filesize

    172KB

  • memory/4904-95-0x0000000000400000-0x000000000042B000-memory.dmp

    Filesize

    172KB

  • memory/4904-94-0x0000000000400000-0x000000000042B000-memory.dmp

    Filesize

    172KB

  • memory/4904-96-0x0000000000400000-0x000000000042B000-memory.dmp

    Filesize

    172KB

  • memory/4904-99-0x0000000000400000-0x000000000042B000-memory.dmp

    Filesize

    172KB