Analysis

  • max time kernel
    120s
  • max time network
    117s
  • platform
    windows7_x64
  • resource
    win7
  • submitted
    31-07-2020 14:50

General

  • Target

    SecuriteInfo.com.Generic.mg.df55c9b32a24d8d8.14207.exe

  • Size

    143KB

  • MD5

    df55c9b32a24d8d847ca3580488cab96

  • SHA1

    44962f29fcb30d3efbb3477f144f065ab60e9b08

  • SHA256

    2c266a9a9c74705680c09276003465f35878052e5d0f6d9c79383a31aed6822e

  • SHA512

    349895726d6757df2431d6224e154d3ec660711cb30a131717d24a192c797ce3041c46de8880ceeed1452e4e5e5e43a8127e9966810ff535f37e0d94dc632fab

Score
8/10

Malware Config

Signatures

  • Suspicious use of WriteProcessMemory 12 IoCs
  • Executes dropped EXE 3 IoCs
  • Drops file in Windows directory 5 IoCs
  • Looks up external IP address via web service 2 IoCs

    Uses a legitimate IP lookup service to find the infected system's external IP.

  • Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Generic.mg.df55c9b32a24d8d8.14207.exe
    "C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Generic.mg.df55c9b32a24d8d8.14207.exe"
    1⤵
    • Drops file in Windows directory
    • Suspicious behavior: EnumeratesProcesses
    PID:1508
  • C:\Windows\system32\taskeng.exe
    taskeng.exe {8A0478A4-41EF-4AB5-9A38-B4BF2AB7311E} S-1-5-18:NT AUTHORITY\System:Service:
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:276
    • C:\ProgramData\etrft\bwtawb.exe
      C:\ProgramData\etrft\bwtawb.exe start
      2⤵
      • Executes dropped EXE
      • Drops file in Windows directory
      PID:648
    • C:\Windows\TEMP\ocraaw.exe
      C:\Windows\TEMP\ocraaw.exe
      2⤵
      • Executes dropped EXE
      • Drops file in Windows directory
      • Suspicious behavior: EnumeratesProcesses
      PID:1648
    • C:\ProgramData\ndlmop\ukwsk.exe
      C:\ProgramData\ndlmop\ukwsk.exe start
      2⤵
      • Executes dropped EXE
      PID:1680

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

  • C:\ProgramData\etrft\bwtawb.exe
  • C:\ProgramData\etrft\bwtawb.exe
  • C:\ProgramData\ndlmop\ukwsk.exe
  • C:\ProgramData\ndlmop\ukwsk.exe
  • C:\Windows\TEMP\ocraaw.exe
  • C:\Windows\Tasks\bwtawb.job
  • C:\Windows\Temp\ocraaw.exe
  • memory/648-6-0x0000000003850000-0x0000000003861000-memory.dmp
    Filesize

    68KB

  • memory/648-5-0x0000000000296000-0x0000000000297000-memory.dmp
    Filesize

    4KB

  • memory/648-3-0x0000000000000000-mapping.dmp
  • memory/1508-0-0x0000000003426000-0x0000000003427000-memory.dmp
    Filesize

    4KB

  • memory/1508-1-0x0000000004C20000-0x0000000004C31000-memory.dmp
    Filesize

    68KB

  • memory/1648-8-0x0000000000000000-mapping.dmp
  • memory/1648-10-0x0000000003496000-0x0000000003497000-memory.dmp
    Filesize

    4KB

  • memory/1648-11-0x00000000038D0000-0x00000000038E1000-memory.dmp
    Filesize

    68KB

  • memory/1680-14-0x0000000000000000-mapping.dmp
  • memory/1680-16-0x0000000003446000-0x0000000003447000-memory.dmp
    Filesize

    4KB

  • memory/1680-17-0x00000000039D0000-0x00000000039E1000-memory.dmp
    Filesize

    68KB