Analysis

  • max time kernel
    81s
  • max time network
    55s
  • platform
    windows7_x64
  • resource
    win7
  • submitted
    13-07-2020 06:16

General

  • Target

    Commercial InvoiceContract#08BR19-20.exe

  • Size

    346KB

  • MD5

    1015b6ac7933ac770c115db33f6a5b5b

  • SHA1

    0e7f032f39d5e50e0303cf51b65d593275e0a6a0

  • SHA256

    6188651c5b4b883766439245dbe8b6b5575f8dc4f861eec3a3238d0ee7093f48

  • SHA512

    041602df2a0e2f2b9dac4d34e4674403be2594aa4400051cdc2c0445912270b4d2fe1fbc4df8c12c3876b13acf6a03fba35a905ec9bc74c755766aa2a87b0f84

Score
7/10

Malware Config

Signatures

  • Suspicious use of WriteProcessMemory 9 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Reads user/profile data of web browsers 2 TTPs

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

  • 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.

Processes

  • C:\Users\Admin\AppData\Local\Temp\Commercial InvoiceContract#08BR19-20.exe
    "C:\Users\Admin\AppData\Local\Temp\Commercial InvoiceContract#08BR19-20.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    • Suspicious use of SetThreadContext
    PID:1496
    • C:\Users\Admin\AppData\Local\Temp\Commercial InvoiceContract#08BR19-20.exe
      "{path}"
      2⤵
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious behavior: EnumeratesProcesses
      PID:1824

Network

MITRE ATT&CK Matrix ATT&CK v6

Credential Access

Credentials in Files

3
T1081

Collection

Data from Local System

3
T1005

Replay Monitor

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Downloads

  • memory/1824-0-0x0000000000400000-0x000000000044C000-memory.dmp
    Filesize

    304KB

  • memory/1824-1-0x0000000000446B8E-mapping.dmp
  • memory/1824-2-0x0000000000400000-0x000000000044C000-memory.dmp
    Filesize

    304KB

  • memory/1824-3-0x0000000000400000-0x000000000044C000-memory.dmp
    Filesize

    304KB