Analysis

  • max time kernel
    32s
  • max time network
    17s
  • platform
    windows7_x64
  • resource
    win7-20240708-en
  • resource tags

    arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
  • submitted
    06-12-2024 23:10

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 5 IoCs
  • Neshta

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

  • Neshta family
  • Loads dropped DLL 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

Processes

  • C:\Users\Admin\AppData\Local\Temp\7f5922e332a43c860f01f478fc5c23c5c8602f75f8153aee707258679e022d66.exe
    "C:\Users\Admin\AppData\Local\Temp\7f5922e332a43c860f01f478fc5c23c5c8602f75f8153aee707258679e022d66.exe"
    1⤵
    • Loads dropped DLL
    • 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:3056

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\MSOCache\ALLUSE~1\{90140~1\dwtrig20.exe

    Filesize

    547KB

    MD5

    e0f2257e0ad4b04429c932673ead4884

    SHA1

    352fcc1fe1019cd069ab52b409b31bbd0a08ea9a

    SHA256

    6e11a49479c1d2b35f15901b0700e307712338f343e1c03fcfe715946fab5969

    SHA512

    d77e790e63b1b2307df2ef0bb774bcbfa5cdc716764050dfa055a23449cffa5c6f61759b0819712f3e3be06037cbc3469082ba2b02af990017f28658f0103763

  • \PROGRA~2\Adobe\READER~1.0\Reader\LOGTRA~1.EXE

    Filesize

    252KB

    MD5

    9e2b9928c89a9d0da1d3e8f4bd96afa7

    SHA1

    ec66cda99f44b62470c6930e5afda061579cde35

    SHA256

    8899b4ed3446b7d55b54defbc1acb7c5392a4b3bc8ec2cdc7c31171708965043

    SHA512

    2ca5ad1d0e12a8049de885b90b7f56fe77c868e0d6dae4ec4b6f3bc0bf7b2e73295cc9b1328c2b45357ffb0d7804622ab3f91a56140b098e93b691032d508156

  • memory/3056-0-0x0000000000400000-0x000000000042B000-memory.dmp

    Filesize

    172KB

  • memory/3056-81-0x0000000000400000-0x000000000042B000-memory.dmp

    Filesize

    172KB

  • memory/3056-82-0x0000000000400000-0x000000000042B000-memory.dmp

    Filesize

    172KB

  • memory/3056-85-0x0000000000400000-0x000000000042B000-memory.dmp

    Filesize

    172KB