Analysis

  • max time kernel
    147s
  • max time network
    142s
  • platform
    windows7_x64
  • resource
    win7-en-20211208
  • submitted
    24-01-2022 01:41

General

  • Target

    82fe113744575be4819be811427615867765773a4e22bdcebe9a232680815427.exe

  • Size

    286KB

  • MD5

    b19687d5d2b1abb22d6c01be18c97830

  • SHA1

    eb9eea88999484a3386015103fe73bf45014db98

  • SHA256

    82fe113744575be4819be811427615867765773a4e22bdcebe9a232680815427

  • SHA512

    3ad332a12562ac2fc99d8f1b3a9d6c48f1bdb4c60f41ee7bc543049e03559ec11db367b001d847509fba936467b3bc21f041b34ce7d2a5b1141d01ac2e0b5a03

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\82fe113744575be4819be811427615867765773a4e22bdcebe9a232680815427.exe
    "C:\Users\Admin\AppData\Local\Temp\82fe113744575be4819be811427615867765773a4e22bdcebe9a232680815427.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:1100

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

Discovery

System Information Discovery

1
T1082

Collection

Data from Local System

1
T1005

Replay Monitor

Loading Replay Monitor...

Downloads

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

    9e2b9928c89a9d0da1d3e8f4bd96afa7

    SHA1

    ec66cda99f44b62470c6930e5afda061579cde35

    SHA256

    8899b4ed3446b7d55b54defbc1acb7c5392a4b3bc8ec2cdc7c31171708965043

    SHA512

    2ca5ad1d0e12a8049de885b90b7f56fe77c868e0d6dae4ec4b6f3bc0bf7b2e73295cc9b1328c2b45357ffb0d7804622ab3f91a56140b098e93b691032d508156

  • memory/1100-54-0x0000000075AB1000-0x0000000075AB3000-memory.dmp
    Filesize

    8KB