Analysis

  • max time kernel
    148s
  • max time network
    147s
  • platform
    windows10_x64
  • resource
    win10v200430
  • submitted
    13-07-2020 01:25

General

  • Target

    Payment details.exe

  • Size

    332KB

  • MD5

    8506c6d3fa727e58e1c3fbea3e948bf4

  • SHA1

    0e6eec497a34434090c3112aee93fdac2b0b8c77

  • SHA256

    c5049b79f66303da5f8f91e527b7f182a765c54c075f134b1779fc5802ad6b1b

  • SHA512

    57e373825abcd65de5907ffd1d9f835bebd9e82e59f404553a3f8168f6a9979ce9a52627f6982858b0a2b7a0a288ccf15f1a3fa0b6688073118e826167dc163f

Malware Config

Signatures

  • Suspicious behavior: MapViewOfSection 9 IoCs
  • Suspicious use of AdjustPrivilegeToken 10 IoCs
  • Reads user/profile data of web browsers 2 TTPs

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

  • Drops startup file 1 IoCs
  • Drops file in Program Files directory 1 IoCs
  • Adds Run entry to start application 2 TTPs 2 IoCs
  • Suspicious use of WriteProcessMemory 19 IoCs
  • Suspicious behavior: EnumeratesProcesses 56 IoCs
  • Formbook

    Formbook is a data stealing malware which is capable of stealing data.

  • Modifies Internet Explorer settings 1 TTPs 1 IoCs
  • Suspicious use of SetThreadContext 3 IoCs

Processes

  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:3012
    • C:\Users\Admin\AppData\Local\Temp\Payment details.exe
      "C:\Users\Admin\AppData\Local\Temp\Payment details.exe"
      2⤵
      • Suspicious behavior: MapViewOfSection
      • Drops startup file
      • Suspicious use of WriteProcessMemory
      • Suspicious use of SetThreadContext
      PID:2536
      • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
        "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"
        3⤵
          PID:1236
        • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
          "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"
          3⤵
          • Suspicious behavior: MapViewOfSection
          • Suspicious use of AdjustPrivilegeToken
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of SetThreadContext
          PID:1248
      • C:\Windows\SysWOW64\explorer.exe
        "C:\Windows\SysWOW64\explorer.exe"
        2⤵
        • Suspicious behavior: MapViewOfSection
        • Suspicious use of AdjustPrivilegeToken
        • Drops file in Program Files directory
        • Adds Run entry to start application
        • Suspicious use of WriteProcessMemory
        • Suspicious behavior: EnumeratesProcesses
        • Modifies Internet Explorer settings
        • Suspicious use of SetThreadContext
        PID:1440
        • C:\Windows\SysWOW64\cmd.exe
          /c del "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"
          3⤵
            PID:1860
          • C:\Windows\SysWOW64\cmd.exe
            /c copy "C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Login Data" "C:\Users\Admin\AppData\Local\Temp\DB1" /V
            3⤵
              PID:3716
            • C:\Program Files\Mozilla Firefox\Firefox.exe
              "C:\Program Files\Mozilla Firefox\Firefox.exe"
              3⤵
                PID:3024

          Network

          MITRE ATT&CK Matrix ATT&CK v6

          Persistence

          Registry Run Keys / Startup Folder

          1
          T1060

          Defense Evasion

          Modify Registry

          2
          T1112

          Credential Access

          Credentials in Files

          1
          T1081

          Collection

          Data from Local System

          1
          T1005

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          • C:\Users\Admin\AppData\Local\Temp\DB1
          • C:\Users\Admin\AppData\Roaming\29R0QA-9\29Rlogim.jpeg
          • C:\Users\Admin\AppData\Roaming\29R0QA-9\29Rlogrf.ini
          • C:\Users\Admin\AppData\Roaming\29R0QA-9\29Rlogrg.ini
          • C:\Users\Admin\AppData\Roaming\29R0QA-9\29Rlogri.ini
          • C:\Users\Admin\AppData\Roaming\29R0QA-9\29Rlogrv.ini
          • memory/1248-1-0x000000000041E300-mapping.dmp
          • memory/1248-0-0x0000000000400000-0x000000000042D000-memory.dmp
            Filesize

            180KB

          • memory/1440-4-0x0000000001360000-0x000000000179F000-memory.dmp
            Filesize

            4.2MB

          • memory/1440-3-0x0000000001360000-0x000000000179F000-memory.dmp
            Filesize

            4.2MB

          • memory/1440-2-0x0000000000000000-mapping.dmp
          • memory/1860-5-0x0000000000000000-mapping.dmp
          • memory/3024-11-0x00007FF7F2D60000-0x00007FF7F2DF3000-memory.dmp
            Filesize

            588KB

          • memory/3024-12-0x00007FF7F2D60000-0x00007FF7F2DF3000-memory.dmp
            Filesize

            588KB

          • memory/3024-13-0x00007FF7F2D60000-0x00007FF7F2DF3000-memory.dmp
            Filesize

            588KB

          • memory/3024-10-0x0000000000000000-mapping.dmp
          • memory/3716-7-0x0000000000000000-mapping.dmp