Analysis

  • max time kernel
    119s
  • max time network
    123s
  • platform
    windows7_x64
  • resource
    win7-en-20211208
  • submitted
    29-01-2022 04:45

General

  • Target

    93b0b1897034aecd6eee2f3667382afe7f06b7caeaba0bee7eb9e40c021ea088.exe

  • Size

    343KB

  • MD5

    7e9da8bb0973dd06faa971c1772f7936

  • SHA1

    785cb4f35d0dce46bc8fcfc3b0922d51b2098a5c

  • SHA256

    93b0b1897034aecd6eee2f3667382afe7f06b7caeaba0bee7eb9e40c021ea088

  • SHA512

    8953ad9b41a93f732687f889e4072dd784672c1b80457c83caa97227abb0f38352b04d24f9c8bc74012a20a63e45bebd1594ea33dfdffc73155e78b33cf51954

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.

  • Loads dropped DLL 1 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

Processes

  • C:\Users\Admin\AppData\Local\Temp\93b0b1897034aecd6eee2f3667382afe7f06b7caeaba0bee7eb9e40c021ea088.exe
    "C:\Users\Admin\AppData\Local\Temp\93b0b1897034aecd6eee2f3667382afe7f06b7caeaba0bee7eb9e40c021ea088.exe"
    1⤵
    • Modifies system executable filetype association
    • Loads dropped DLL
    • Drops file in Program Files directory
    • Drops file in Windows directory
    • Modifies registry class
    PID:1628

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • \PROGRA~2\Adobe\READER~1.0\Reader\LOGTRA~1.EXE
    MD5

    9e2b9928c89a9d0da1d3e8f4bd96afa7

    SHA1

    ec66cda99f44b62470c6930e5afda061579cde35

    SHA256

    8899b4ed3446b7d55b54defbc1acb7c5392a4b3bc8ec2cdc7c31171708965043

    SHA512

    2ca5ad1d0e12a8049de885b90b7f56fe77c868e0d6dae4ec4b6f3bc0bf7b2e73295cc9b1328c2b45357ffb0d7804622ab3f91a56140b098e93b691032d508156

  • memory/1628-55-0x0000000075021000-0x0000000075023000-memory.dmp
    Filesize

    8KB