Analysis

  • max time kernel
    131s
  • max time network
    46s
  • platform
    windows7_x64
  • resource
    win7-20220812-en
  • resource tags

    arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
  • submitted
    25-11-2022 18:11

General

  • Target

    a560391854f37c9548f64a44ae7a570c4807867cede61b9d17b3511e52f49348.exe

  • Size

    40KB

  • MD5

    a70f62119d31dc9def2e364ceb81306f

  • SHA1

    738de3b8d295abdeee97fcf85381e9d5b6c45b4c

  • SHA256

    a560391854f37c9548f64a44ae7a570c4807867cede61b9d17b3511e52f49348

  • SHA512

    c93b69abd374266c9fe5f2f00e63430c00fe95fd0a2935aaf09fdba869eb3d7b225de662f68b6c3b5f9abf3e3151865587d9e3093967931290bc2b2a68c8a3c7

  • SSDEEP

    768:eyxqjQl/EMQt4Oei7RwsHxyP7nbxzOQdJ:JxqjQ+P04wsmJC

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
  • Modifies registry class 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\a560391854f37c9548f64a44ae7a570c4807867cede61b9d17b3511e52f49348.exe
    "C:\Users\Admin\AppData\Local\Temp\a560391854f37c9548f64a44ae7a570c4807867cede61b9d17b3511e52f49348.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:1908

Network

MITRE ATT&CK Matrix ATT&CK v6

Persistence

Change Default File Association

1
T1042

Defense Evasion

Modify Registry

1
T1112

Credential Access

Credentials in Files

1
T1081

Collection

Data from Local System

1
T1005

Replay Monitor

Loading Replay Monitor...

Downloads

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

    252KB

    MD5

    9e2b9928c89a9d0da1d3e8f4bd96afa7

    SHA1

    ec66cda99f44b62470c6930e5afda061579cde35

    SHA256

    8899b4ed3446b7d55b54defbc1acb7c5392a4b3bc8ec2cdc7c31171708965043

    SHA512

    2ca5ad1d0e12a8049de885b90b7f56fe77c868e0d6dae4ec4b6f3bc0bf7b2e73295cc9b1328c2b45357ffb0d7804622ab3f91a56140b098e93b691032d508156

  • memory/1908-54-0x00000000753C1000-0x00000000753C3000-memory.dmp
    Filesize

    8KB