Analysis

  • max time kernel
    120s
  • max time network
    122s
  • platform
    windows7_x64
  • resource
    win7-en-20211014
  • submitted
    22-10-2021 10:24

General

  • Target

    Payment Copy.exe

  • Size

    163KB

  • MD5

    1d98b20b0aaff4529830badd847d6f74

  • SHA1

    2fc732c85a9696c926fc3c002e918b34292cacf3

  • SHA256

    ff5a9952f9262a760b7e87fa0b9e1d4880b8f7dbc348b4697c340be813882b16

  • SHA512

    2548ac386a3f41074d8f02d86dcc3df2fd8c1e13e6625ce50a015cb1333b710b6deeda895909e46c3cff8e52b832463103b81b56c0e4781a3982e4185a9c9eac

Score
10/10

Malware Config

Signatures

  • suricata: ET MALWARE Single char EXE direct download likely trojan (multiple families)

    suricata: ET MALWARE Single char EXE direct download likely trojan (multiple families)

  • suricata: ET MALWARE Terse alphanumeric executable downloader high likelihood of being hostile

    suricata: ET MALWARE Terse alphanumeric executable downloader high likelihood of being hostile

  • Downloads MZ/PE file
  • Modifies system certificate store 2 TTPs 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Payment Copy.exe
    "C:\Users\Admin\AppData\Local\Temp\Payment Copy.exe"
    1⤵
    • Modifies system certificate store
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1268
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe"
      2⤵
        PID:1372

    Network

    MITRE ATT&CK Matrix ATT&CK v6

    Defense Evasion

    Install Root Certificate

    1
    T1130

    Modify Registry

    1
    T1112

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/1268-55-0x0000000001140000-0x0000000001141000-memory.dmp
      Filesize

      4KB

    • memory/1268-57-0x000000001AF60000-0x000000001AF62000-memory.dmp
      Filesize

      8KB

    • memory/1268-58-0x0000000000690000-0x0000000000698000-memory.dmp
      Filesize

      32KB

    • memory/1268-59-0x00000000006A0000-0x00000000006A2000-memory.dmp
      Filesize

      8KB