Analysis

  • max time kernel
    117s
  • max time network
    118s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    10-11-2024 19:26

General

  • Target

    0920cdca2e3f9c056e4b16a2178c4f88838f17149f2bfbf4f36ea03eba7f2457.exe

  • Size

    1.2MB

  • MD5

    a0bf6c8cffc37acb0842c822c664cdce

  • SHA1

    fa9f5b24f68077910c87c5634e0ff8dbb310a962

  • SHA256

    0920cdca2e3f9c056e4b16a2178c4f88838f17149f2bfbf4f36ea03eba7f2457

  • SHA512

    1dd9437e5270d2711ce27bdd5ebcb026dd53dba5793a26ef8b4803cc6cd2ed09b470cac87dd374da300e08165b74af60688d9d76f129c1f7644a95245a427cd2

  • SSDEEP

    12288:6TXIC4ume+3ItNaLG2f6uZYEbXlBct4rBzC3UPxChe18+/D:1YmSPaLG2fp/bXl2mVzmUJChetD

Malware Config

Signatures

  • Detect Neshta payload 3 IoCs
  • Neshta

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

  • Neshta family
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 2 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\0920cdca2e3f9c056e4b16a2178c4f88838f17149f2bfbf4f36ea03eba7f2457.exe
    "C:\Users\Admin\AppData\Local\Temp\0920cdca2e3f9c056e4b16a2178c4f88838f17149f2bfbf4f36ea03eba7f2457.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:1800
    • C:\Users\Admin\AppData\Local\Temp\3582-490\0920cdca2e3f9c056e4b16a2178c4f88838f17149f2bfbf4f36ea03eba7f2457.exe
      "C:\Users\Admin\AppData\Local\Temp\3582-490\0920cdca2e3f9c056e4b16a2178c4f88838f17149f2bfbf4f36ea03eba7f2457.exe"
      2⤵
      • Executes dropped EXE
      PID:1824

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

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

    Filesize

    547KB

    MD5

    cf6c595d3e5e9667667af096762fd9c4

    SHA1

    9bb44da8d7f6457099cb56e4f7d1026963dce7ce

    SHA256

    593e60cc30ae0789448547195af77f550387f6648d45847ea244dd0dd7abf03d

    SHA512

    ff4f789df9e6a6d0fbe12b3250f951fcf11e857906c65e96a30bb46266e7e1180d6103a03db2f3764e0d1346b2de7afba8259ba080057e4a268e45e8654dfa80

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

    Filesize

    252KB

    MD5

    9e2b9928c89a9d0da1d3e8f4bd96afa7

    SHA1

    ec66cda99f44b62470c6930e5afda061579cde35

    SHA256

    8899b4ed3446b7d55b54defbc1acb7c5392a4b3bc8ec2cdc7c31171708965043

    SHA512

    2ca5ad1d0e12a8049de885b90b7f56fe77c868e0d6dae4ec4b6f3bc0bf7b2e73295cc9b1328c2b45357ffb0d7804622ab3f91a56140b098e93b691032d508156

  • \Users\Admin\AppData\Local\Temp\3582-490\0920cdca2e3f9c056e4b16a2178c4f88838f17149f2bfbf4f36ea03eba7f2457.exe

    Filesize

    1.2MB

    MD5

    cd143836f20ffb10c34b28fe0a4a4920

    SHA1

    e674022da575b8047f9f98868896c446ace544a8

    SHA256

    86c4b6e3bea2909825be1d44b684864f3fa16eca2636ccba6319a1c404d60239

    SHA512

    b4cfdbefc24dddb4b95e898465c0a48c33c7efffeb74bce830773fb82123d518c2367fae5aeee882cefec787b3f298d1e2f802b78d0376d17875bad6115904c2

  • memory/1800-83-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/1800-85-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB