Overview

overview

8

Static

static

gameover_0...ir.exe

windows7_x64

8

gameover_0...ir.exe

windows10_x64

1

Analysis

  • max time kernel
    151s
  • max time network
    120s
  • platform
    windows7_x64
  • resource
    win7v200430
  • submitted
    19-07-2020 17:28

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General

  • Target

    gameover_0.0.0.21.vir.exe

  • Size

    3.6MB

  • MD5

    d03a42dc109f4b890b3d1d0bd70e0e31

  • SHA1

    38002380c8937a25ffc93aedfd73b2eb74c42eb7

  • SHA256

    d6a8fb2eea4ebfd8d25afde9234335afca980c7c49d94ebda88db4a00c493c87

  • SHA512

    05f487d2940692a370696df5ad65f343ee25c1d9456409392c990cac871fca37c90020e7e0ee11a85337cb73bc76707923f4d0b3777f15c1ac208878d2851966

Score
8/10
persistence

Malware Config

Signatures

  • Suspicious use of WriteProcessMemory 33 IoCs
  • Executes dropped EXE 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 31 IoCs
  • Deletes itself 1 IoCs
  • Adds Run key to start application 2 TTPs 2 IoCs
    persistence
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Loads dropped DLL 2 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Modifies Internet Explorer settings 1 TTPs 2 IoCs
    adwarespyware

Processes

  • C:\Windows\system32\taskhost.exe
    "taskhost.exe"
    1⤵
      PID:1128
    • C:\Windows\system32\Dwm.exe
      "C:\Windows\system32\Dwm.exe"
      1⤵
        PID:1256
      • C:\Windows\Explorer.EXE
        C:\Windows\Explorer.EXE
        1⤵
          PID:1324
          • C:\Users\Admin\AppData\Local\Temp\gameover_0.0.0.21.vir.exe
            "C:\Users\Admin\AppData\Local\Temp\gameover_0.0.0.21.vir.exe"
            2⤵
            • Suspicious use of WriteProcessMemory
            • Suspicious use of AdjustPrivilegeToken
            • Loads dropped DLL
            • Suspicious use of SetThreadContext
            • Modifies Internet Explorer settings
            PID:1356
            • C:\Users\Admin\AppData\Roaming\Iqosd\ejufu.exe
              "C:\Users\Admin\AppData\Roaming\Iqosd\ejufu.exe"
              3⤵
              • Suspicious use of WriteProcessMemory
              • Executes dropped EXE
              • Suspicious behavior: EnumeratesProcesses
              • Adds Run key to start application
              PID:1424
            • C:\Windows\SysWOW64\cmd.exe
              "C:\Windows\system32\cmd.exe" /c "C:\Users\Admin\AppData\Local\Temp\tmp1fe2b664.bat"
              3⤵
              • Deletes itself
              PID:1616

        Network

        MITRE ATT&CK Matrix ATT&CK v6

        Initial Access

        Execution

        Persistence

        Registry Run Keys / Startup Folder

        1
        T1060

        Privilege Escalation

        Defense Evasion

        Modify Registry

        2
        T1112

        Credential Access

        Discovery

        Lateral Movement

        Collection

        Exfiltration

        Command and Control

        Impact

        Replay Monitor

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        Downloads

        • C:\Users\Admin\AppData\Local\Temp\tmp1fe2b664.bat
          Download Submit
        • C:\Users\Admin\AppData\Roaming\Eteni\biox.mir
          Download Submit
        • C:\Users\Admin\AppData\Roaming\Iqosd\ejufu.exe
          Download Submit
        • C:\Users\Admin\AppData\Roaming\Iqosd\ejufu.exe
          Download Submit
        • \Users\Admin\AppData\Roaming\Iqosd\ejufu.exe
          Download Submit
        • \Users\Admin\AppData\Roaming\Iqosd\ejufu.exe
          Download Submit
        • memory/1424-2-0x0000000000000000-mapping.dmp
          Download
        • memory/1616-6-0x0000000000050000-0x0000000000085000-memory.dmp
          Filesize

          212KB

          Download
        • memory/1616-7-0x000000000006AECE-mapping.dmp
          Download