Analysis

  • max time kernel
    56s
  • max time network
    46s
  • platform
    windows7_x64
  • resource
    win7-20220414-en
  • submitted
    20-05-2022 23:38

General

  • Target

    payment099.img.exe

  • Size

    451KB

  • MD5

    7a5fd5ee60f3cb1821ed28b7ef23817b

  • SHA1

    84a414b566a91ce779f507630a1555a13eeaa3a9

  • SHA256

    dacfabf248226bbd129541f002eb53cfc0855334d87e1e148141c32a7b231a52

  • SHA512

    8398c3375bfba30cc6fbd4417fe071e3f84b111477a9638315939f3a59014682eb5d1034fef7e96ce58ce50d0d8f02a434a4aa9c65fbc552875756ff537a1316

Malware Config

Signatures

  • AgentTesla

    Agent Tesla is a remote access tool (RAT) written in visual basic.

  • AgentTesla Payload 1 IoCs
  • ReZer0 packer 1 IoCs

    Detects ReZer0, a packer with multiple versions used in various campaigns.

  • Reads data files stored by FTP clients 2 TTPs

    Tries to access configuration files associated with programs like FileZilla.

  • Reads user/profile data of local email clients 2 TTPs

    Email clients store some user data on disk where infostealers will often target it.

  • Reads user/profile data of web browsers 2 TTPs

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

  • Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\payment099.img.exe
    "C:\Users\Admin\AppData\Local\Temp\payment099.img.exe"
    1⤵
    • Accesses Microsoft Outlook profiles
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • outlook_office_path
    • outlook_win_path
    PID:1636

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/1636-54-0x0000000000BE0000-0x0000000000C58000-memory.dmp
    Filesize

    480KB

  • memory/1636-55-0x0000000000310000-0x0000000000322000-memory.dmp
    Filesize

    72KB

  • memory/1636-56-0x00000000044C0000-0x0000000004516000-memory.dmp
    Filesize

    344KB

  • memory/1636-57-0x0000000004510000-0x000000000455E000-memory.dmp
    Filesize

    312KB