Analysis

  • max time kernel
    21s
  • max time network
    17s
  • platform
    windows7_x64
  • resource
    win7-20241023-en
  • resource tags

    arch:x64arch:x86image:win7-20241023-enlocale:en-usos:windows7-x64system
  • submitted
    12-11-2024 02:06

General

  • Target

    52f475f9d6998834ee0507e7c516cee45c4ce104677ba355424a5915d8c70279N.exe

  • Size

    8.6MB

  • MD5

    537a5ee6992de7bd4d8bc790ca801500

  • SHA1

    5c08d7a497e577e7efbdd544dca659133c1133c0

  • SHA256

    52f475f9d6998834ee0507e7c516cee45c4ce104677ba355424a5915d8c70279

  • SHA512

    1be92602e792a6866ddd23a91d8aca8123036e8190ac36ff7bb45c2400727b0a15b6dfff9c7062f5fbef7c4dda3b741408af1431ff581bc43daa994b023e71c0

  • SSDEEP

    196608:oZo4Rf5LqFE9tdALZ8i06SCaEHztf3d0K1o:kRRxLZ0pSCNHhvPo

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 2 IoCs
  • Loads dropped DLL 4 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
  • Suspicious use of WriteProcessMemory 7 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\52f475f9d6998834ee0507e7c516cee45c4ce104677ba355424a5915d8c70279N.exe
    "C:\Users\Admin\AppData\Local\Temp\52f475f9d6998834ee0507e7c516cee45c4ce104677ba355424a5915d8c70279N.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
    • Suspicious use of WriteProcessMemory
    PID:2412
    • C:\Users\Admin\AppData\Local\Temp\3582-490\52f475f9d6998834ee0507e7c516cee45c4ce104677ba355424a5915d8c70279N.exe
      "C:\Users\Admin\AppData\Local\Temp\3582-490\52f475f9d6998834ee0507e7c516cee45c4ce104677ba355424a5915d8c70279N.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Suspicious use of WriteProcessMemory
      PID:2604
      • C:\Users\Admin\AppData\Local\Temp\onefile_2604_133758507710234000\zone.exe
        "C:\Users\Admin\AppData\Local\Temp\3582-490\52f475f9d6998834ee0507e7c516cee45c4ce104677ba355424a5915d8c70279N.exe"
        3⤵
        • Executes dropped EXE
        • Loads dropped DLL
        PID:2208

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

  • C:\Users\Admin\AppData\Local\Temp\onefile_2604_133758507710234000\python310.dll

    Filesize

    4.3MB

    MD5

    e4533934b37e688106beac6c5919281e

    SHA1

    ada39f10ef0bbdcf05822f4260e43d53367b0017

    SHA256

    2bf761bae584ba67d9a41507b45ebd41ab6ae51755b1782496d0bc60cc1d41d5

    SHA512

    fa681a48ddd81854c9907026d4f36b008e509729f1d9a18a621f1d86cd1176c1a1ff4f814974306fa4d9e3886e2ce112a4f79b66713e1401f5dae4bcd8b898b9

  • \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\52f475f9d6998834ee0507e7c516cee45c4ce104677ba355424a5915d8c70279N.exe

    Filesize

    8.6MB

    MD5

    ef69998541d48a1a17e13eacd0157a9e

    SHA1

    aab57582609efbc7d5d5e2f2fe1883499a904d99

    SHA256

    e097f5f51b30e8d644f84af80b2236a2a94141b81fdd6c6b0c2e4d26d682e120

    SHA512

    eba6547dca86ddfd2182970c22a4148c02a35784552a3c7e6ece43182b90ce854ce6a28e5d3c6698fdb50b9896dfe064066fface090175fc3d38dc960b39e97a

  • \Users\Admin\AppData\Local\Temp\onefile_2604_133758507710234000\zone.exe

    Filesize

    9.8MB

    MD5

    b5636a14c8f3b1a67f63b4848932b072

    SHA1

    901d4b4e064722755a020c4d52e56cf7ac822c0f

    SHA256

    128e8923ec2ff324e4dcb9fccada0173fc3e28fef9fa7fb8dec47c0d2ca9ad19

    SHA512

    9eceaf262e79427e5c4d680834e82d59c1d6eb98a222fc4c140aa97b2b6cce88280cd7f5486d6a579b93d71ff260cd81f02e925bbdef029b28948a320a483e2e

  • memory/2412-130-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/2412-132-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB