Analysis

  • max time kernel
    150s
  • max time network
    49s
  • platform
    windows7_x64
  • resource
    win7-20220414-en
  • submitted
    03-07-2022 17:38

General

  • Target

    3b1ea47c3532e6e4f8fe72474fd92deaa684edb43731b6551b9d8521fd6dde71.exe

  • Size

    1.9MB

  • MD5

    45b95cc7c7fb61b7f647f57bd29c9d28

  • SHA1

    cbaddeb48d84dee074cb7fde40213edc085108a9

  • SHA256

    3b1ea47c3532e6e4f8fe72474fd92deaa684edb43731b6551b9d8521fd6dde71

  • SHA512

    6752746811f99707b7123bff3dd98dbdf93434e6721cdceeaa105c082dcf7d139604be63afb4a713e92795856f419370172db89c6b188fe4b7d8c28880ca7980

Malware Config

Signatures

  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Adds Run key to start application 2 TTPs 2 IoCs
  • Drops autorun.inf file 1 TTPs 1 IoCs

    Malware can abuse Windows Autorun to spread further via attached volumes.

  • Drops file in Program Files directory 64 IoCs
  • Drops file in Windows directory 64 IoCs
  • NTFS ADS 1 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\3b1ea47c3532e6e4f8fe72474fd92deaa684edb43731b6551b9d8521fd6dde71.exe
    "C:\Users\Admin\AppData\Local\Temp\3b1ea47c3532e6e4f8fe72474fd92deaa684edb43731b6551b9d8521fd6dde71.exe"
    1⤵
    • Adds Run key to start application
    • Drops autorun.inf file
    • Drops file in Program Files directory
    • Drops file in Windows directory
    • NTFS ADS
    • Suspicious use of SetWindowsHookEx
    PID:1984

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Replication Through Removable Media

1
T1091

Persistence

Registry Run Keys / Startup Folder

1
T1060

Defense Evasion

Modify Registry

1
T1112

Credential Access

Credentials in Files

1
T1081

Lateral Movement

Replication Through Removable Media

1
T1091

Collection

Data from Local System

1
T1005

Replay Monitor

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Downloads

  • memory/1984-56-0x00000000752D1000-0x00000000752D3000-memory.dmp
    Filesize

    8KB

  • memory/1984-57-0x0000000000400000-0x000000000040D000-memory.dmp
    Filesize

    52KB