Analysis

  • max time kernel
    52s
  • max time network
    50s
  • platform
    windows7_x64
  • resource
    win7-20220901-en
  • resource tags

    arch:x64arch:x86image:win7-20220901-enlocale:en-usos:windows7-x64system
  • submitted
    18-11-2022 22:27

General

  • Target

    280ce73de4bc0ba7a4264c5a070db290972bdb05bee0fa671a57e9d967290322.exe

  • Size

    145KB

  • MD5

    4ae8f02452cdbfeef9e8dd461c881b90

  • SHA1

    14b6cb95307d3be8afbd615e7697e0e07b3fcaae

  • SHA256

    280ce73de4bc0ba7a4264c5a070db290972bdb05bee0fa671a57e9d967290322

  • SHA512

    d33df5ae3b098ebbe24428193d4059d64848821cdc375cc801108ad952cad016981df8db8ac6bc35784c341a504e4e44d6ded6d020b986add07819ba548febcc

  • SSDEEP

    3072:sr8lCXGaJZIJM5jbnv+Ojof2flCDTOXgMwQcj3zH2:kxXGa0yBzv+OjYWCDqwQcT6

Malware Config

Signatures

  • Modifies system executable filetype association 2 TTPs 1 IoCs
  • Neshta

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

  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 3 IoCs
  • Reads user/profile data of web browsers 2 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). Likely ransomware behaviour.

  • Modifies registry class 1 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\280ce73de4bc0ba7a4264c5a070db290972bdb05bee0fa671a57e9d967290322.exe
    "C:\Users\Admin\AppData\Local\Temp\280ce73de4bc0ba7a4264c5a070db290972bdb05bee0fa671a57e9d967290322.exe"
    1⤵
    • Modifies system executable filetype association
    • Loads dropped DLL
    • Drops file in Program Files directory
    • Drops file in Windows directory
    • Modifies registry class
    • Suspicious use of WriteProcessMemory
    PID:1200
    • C:\Users\Admin\AppData\Local\Temp\3582-490\280ce73de4bc0ba7a4264c5a070db290972bdb05bee0fa671a57e9d967290322.exe
      "C:\Users\Admin\AppData\Local\Temp\3582-490\280ce73de4bc0ba7a4264c5a070db290972bdb05bee0fa671a57e9d967290322.exe"
      2⤵
      • Executes dropped EXE
      PID:832

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\3582-490\280ce73de4bc0ba7a4264c5a070db290972bdb05bee0fa671a57e9d967290322.exe

    Filesize

    105KB

    MD5

    661a62683959c44eca97e8c37eef7ad0

    SHA1

    78b1b379f1eeba9ed436c5aa577eb091eac380c2

    SHA256

    6abc1c5f5ee593d51d91b57cd8c25e97500cd6de8925c4e1bea6575670225e2e

    SHA512

    6530454a403d482db6fed4aa6e1e685ee059daa6751bf3f76160763e6b1e63a00af42c749ff55637c21f220163452ba552c747022815d49cbc4d196a0ee05c89

  • \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\280ce73de4bc0ba7a4264c5a070db290972bdb05bee0fa671a57e9d967290322.exe

    Filesize

    105KB

    MD5

    661a62683959c44eca97e8c37eef7ad0

    SHA1

    78b1b379f1eeba9ed436c5aa577eb091eac380c2

    SHA256

    6abc1c5f5ee593d51d91b57cd8c25e97500cd6de8925c4e1bea6575670225e2e

    SHA512

    6530454a403d482db6fed4aa6e1e685ee059daa6751bf3f76160763e6b1e63a00af42c749ff55637c21f220163452ba552c747022815d49cbc4d196a0ee05c89

  • \Users\Admin\AppData\Local\Temp\3582-490\280ce73de4bc0ba7a4264c5a070db290972bdb05bee0fa671a57e9d967290322.exe

    Filesize

    105KB

    MD5

    661a62683959c44eca97e8c37eef7ad0

    SHA1

    78b1b379f1eeba9ed436c5aa577eb091eac380c2

    SHA256

    6abc1c5f5ee593d51d91b57cd8c25e97500cd6de8925c4e1bea6575670225e2e

    SHA512

    6530454a403d482db6fed4aa6e1e685ee059daa6751bf3f76160763e6b1e63a00af42c749ff55637c21f220163452ba552c747022815d49cbc4d196a0ee05c89

  • memory/832-57-0x0000000000000000-mapping.dmp

  • memory/832-60-0x0000000000B30000-0x0000000000B4E000-memory.dmp

    Filesize

    120KB

  • memory/832-61-0x0000000000B30000-0x0000000000B4E000-memory.dmp

    Filesize

    120KB

  • memory/832-63-0x0000000000B30000-0x0000000000B4E000-memory.dmp

    Filesize

    120KB

  • memory/832-62-0x0000000000B30000-0x0000000000B4E000-memory.dmp

    Filesize

    120KB

  • memory/832-70-0x0000000076C40000-0x0000000076CDD000-memory.dmp

    Filesize

    628KB

  • memory/832-71-0x0000000076C40000-0x0000000076CDD000-memory.dmp

    Filesize

    628KB

  • memory/832-72-0x0000000075900000-0x00000000759A0000-memory.dmp

    Filesize

    640KB

  • memory/832-73-0x0000000075900000-0x00000000759A0000-memory.dmp

    Filesize

    640KB

  • memory/832-74-0x0000000075900000-0x00000000759A0000-memory.dmp

    Filesize

    640KB

  • memory/832-75-0x0000000075900000-0x00000000759A0000-memory.dmp

    Filesize

    640KB

  • memory/832-76-0x0000000075AC0000-0x000000007670A000-memory.dmp

    Filesize

    12.3MB

  • memory/832-77-0x0000000075AC0000-0x000000007670A000-memory.dmp

    Filesize

    12.3MB

  • memory/832-78-0x0000000075470000-0x00000000754C7000-memory.dmp

    Filesize

    348KB

  • memory/832-79-0x0000000075470000-0x00000000754C7000-memory.dmp

    Filesize

    348KB

  • memory/832-80-0x0000000075470000-0x00000000754C7000-memory.dmp

    Filesize

    348KB

  • memory/832-81-0x0000000075470000-0x00000000754C7000-memory.dmp

    Filesize

    348KB

  • memory/832-82-0x0000000076E60000-0x0000000076FBC000-memory.dmp

    Filesize

    1.4MB

  • memory/832-83-0x0000000076E60000-0x0000000076FBC000-memory.dmp

    Filesize

    1.4MB

  • memory/832-84-0x0000000076AC0000-0x0000000076B4F000-memory.dmp

    Filesize

    572KB

  • memory/832-85-0x0000000076AC0000-0x0000000076B4F000-memory.dmp

    Filesize

    572KB

  • memory/832-86-0x0000000076AC0000-0x0000000076B4F000-memory.dmp

    Filesize

    572KB

  • memory/832-87-0x0000000074CE0000-0x0000000074D9F000-memory.dmp

    Filesize

    764KB

  • memory/832-88-0x0000000074CE0000-0x0000000074D9F000-memory.dmp

    Filesize

    764KB

  • memory/832-89-0x0000000074BF0000-0x0000000074CDB000-memory.dmp

    Filesize

    940KB

  • memory/832-90-0x0000000074BF0000-0x0000000074CDB000-memory.dmp

    Filesize

    940KB

  • memory/832-92-0x0000000076750000-0x000000007681C000-memory.dmp

    Filesize

    816KB

  • memory/832-93-0x0000000076750000-0x000000007681C000-memory.dmp

    Filesize

    816KB

  • memory/832-94-0x0000000076750000-0x000000007681C000-memory.dmp

    Filesize

    816KB

  • memory/832-95-0x0000000000B30000-0x0000000000B4E000-memory.dmp

    Filesize

    120KB

  • memory/832-96-0x0000000000B30000-0x0000000000B4E000-memory.dmp

    Filesize

    120KB

  • memory/832-97-0x0000000000B30000-0x0000000000B4E000-memory.dmp

    Filesize

    120KB

  • memory/832-98-0x0000000000B30000-0x0000000000B4E000-memory.dmp

    Filesize

    120KB

  • memory/832-105-0x0000000076C40000-0x0000000076CDD000-memory.dmp

    Filesize

    628KB

  • memory/832-106-0x0000000076C40000-0x0000000076CDD000-memory.dmp

    Filesize

    628KB

  • memory/832-107-0x0000000075900000-0x00000000759A0000-memory.dmp

    Filesize

    640KB

  • memory/832-108-0x0000000075900000-0x00000000759A0000-memory.dmp

    Filesize

    640KB

  • memory/832-109-0x0000000075900000-0x00000000759A0000-memory.dmp

    Filesize

    640KB

  • memory/832-110-0x0000000075900000-0x00000000759A0000-memory.dmp

    Filesize

    640KB

  • memory/832-111-0x0000000075AC0000-0x000000007670A000-memory.dmp

    Filesize

    12.3MB

  • memory/832-112-0x0000000075AC0000-0x000000007670A000-memory.dmp

    Filesize

    12.3MB

  • memory/832-113-0x0000000075470000-0x00000000754C7000-memory.dmp

    Filesize

    348KB

  • memory/832-114-0x0000000075470000-0x00000000754C7000-memory.dmp

    Filesize

    348KB

  • memory/832-115-0x0000000075470000-0x00000000754C7000-memory.dmp

    Filesize

    348KB

  • memory/832-116-0x0000000075470000-0x00000000754C7000-memory.dmp

    Filesize

    348KB

  • memory/832-117-0x0000000076E60000-0x0000000076FBC000-memory.dmp

    Filesize

    1.4MB

  • memory/832-118-0x0000000076E60000-0x0000000076FBC000-memory.dmp

    Filesize

    1.4MB

  • memory/832-119-0x0000000076AC0000-0x0000000076B4F000-memory.dmp

    Filesize

    572KB

  • memory/832-120-0x0000000076AC0000-0x0000000076B4F000-memory.dmp

    Filesize

    572KB

  • memory/832-121-0x0000000076AC0000-0x0000000076B4F000-memory.dmp

    Filesize

    572KB

  • memory/832-122-0x0000000074CE0000-0x0000000074D9F000-memory.dmp

    Filesize

    764KB

  • memory/832-123-0x0000000074CE0000-0x0000000074D9F000-memory.dmp

    Filesize

    764KB

  • memory/832-124-0x0000000074BF0000-0x0000000074CDB000-memory.dmp

    Filesize

    940KB

  • memory/832-125-0x0000000074BF0000-0x0000000074CDB000-memory.dmp

    Filesize

    940KB

  • memory/832-127-0x0000000076750000-0x000000007681C000-memory.dmp

    Filesize

    816KB

  • memory/832-128-0x0000000076750000-0x000000007681C000-memory.dmp

    Filesize

    816KB

  • memory/832-129-0x0000000076750000-0x000000007681C000-memory.dmp

    Filesize

    816KB

  • memory/1200-54-0x0000000075AC1000-0x0000000075AC3000-memory.dmp

    Filesize

    8KB