Analysis

  • max time kernel
    121s
  • max time network
    130s
  • platform
    windows7_x64
  • resource
    win7-20241010-en
  • resource tags

    arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
  • submitted
    06-11-2024 23:55

General

  • Target

    0eac1dd90fbafb505a3b627d166d9ef62db4e2df68da9bbc2e39db0573ecd00d.exe

  • Size

    358KB

  • MD5

    350b0557936a6ed2d688f895cbbd50ad

  • SHA1

    1f6469a384f9af3489a189a8331d82cda0ec6613

  • SHA256

    0eac1dd90fbafb505a3b627d166d9ef62db4e2df68da9bbc2e39db0573ecd00d

  • SHA512

    6bacfa711c5dba242a4da1307153f0d423151fd6e5281f85f05ad64fc14b065275075992049d3e678591dcb51bd9b12d478bd7d04318d36c79c5b5a76fd11efb

  • SSDEEP

    6144:k9AZdOmF2ry5xxRG5YJyZyz8JsK1et+IFWBzMdNDlXK4tDk:9vB7sEeHZ2+3IjUAI

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
  • 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
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\0eac1dd90fbafb505a3b627d166d9ef62db4e2df68da9bbc2e39db0573ecd00d.exe
    "C:\Users\Admin\AppData\Local\Temp\0eac1dd90fbafb505a3b627d166d9ef62db4e2df68da9bbc2e39db0573ecd00d.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:1612
    • C:\Users\Admin\AppData\Local\Temp\3582-490\0eac1dd90fbafb505a3b627d166d9ef62db4e2df68da9bbc2e39db0573ecd00d.exe
      "C:\Users\Admin\AppData\Local\Temp\3582-490\0eac1dd90fbafb505a3b627d166d9ef62db4e2df68da9bbc2e39db0573ecd00d.exe"
      2⤵
      • Executes dropped EXE
      PID:2168

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\0eac1dd90fbafb505a3b627d166d9ef62db4e2df68da9bbc2e39db0573ecd00d.exe

    Filesize

    317KB

    MD5

    7b614afd4d93556ea71eea5673bbbe53

    SHA1

    9c54167c241fe267693c5bbed0b4eebc0504499d

    SHA256

    3c7e7fdbcb385efb297dc941a2576e51f72cd94223ad762ad05c012b8955b3ee

    SHA512

    702d331acf06cbadf55e5cb66dd487871d3fdc33c9408ec8d5077be7676d1f0706340479d0508cf6c586ffc695556c8426498dc4db8880af7a0aefc496617f7c

  • memory/1612-83-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/1612-84-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/1612-85-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/1612-86-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/1612-88-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB