Overview

overview

8

Static

static

tasks_196.vir.exe

windows7_x64

8

tasks_196.vir.exe

windows10_x64

8

Analysis

  • max time kernel
    151s
  • max time network
    144s
  • platform
    windows7_x64
  • resource
    win7
  • submitted
    19-07-2020 19:52

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General

  • Target

    tasks_196.vir.exe

  • Size

    229KB

  • MD5

    5bfda10184fb2ea0246db7f121bb9b22

  • SHA1

    b22541ca672cb19b440e222133da6f220fa9027e

  • SHA256

    6771d8d0431034fdd65f892475bfb38597457ccb65a7b2d46dd37579e22ebd4d

  • SHA512

    08bfa9e2ac0ae48186fb7705da0a4ac80a9d10e131d4cccee1624f93cdc2d3c6878e81130c173171c8decc4ec8db4d46bfa225c513f518cf6d51b33907f1dbb0

Score
8/10
persistenceevasiontrojan

Malware Config

Signatures

  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of FindShellTrayWindow 5 IoCs
  • Drops file in Windows directory 1 IoCs
  • Executes dropped EXE 3 IoCs
  • Suspicious behavior: EnumeratesProcesses 84 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Adds Run key to start application 2 TTPs 10 IoCs
    persistence
  • Checks whether UAC is enabled 1 TTPs 1 IoCs
    evasiontrojan
  • Drops file in System32 directory 2 IoCs
  • Modifies Internet Explorer settings 1 TTPs 1 IoCs
    adwarespyware
  • Loads dropped DLL 1 IoCs
  • Suspicious use of WriteProcessMemory 23 IoCs
  • Deletes itself 1 IoCs
  • Suspicious use of SendNotifyMessage 4 IoCs

Processes

  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of FindShellTrayWindow
    • Adds Run key to start application
    • Checks whether UAC is enabled
    • Suspicious use of SendNotifyMessage
    PID:1276
    • C:\Users\Admin\AppData\Local\Temp\tasks_196.vir.exe
      "C:\Users\Admin\AppData\Local\Temp\tasks_196.vir.exe"
      2⤵
      • Drops file in Windows directory
      • Drops file in System32 directory
      • Loads dropped DLL
      • Suspicious use of WriteProcessMemory
      PID:1088
      • C:\Users\Admin\AppData\Roaming\Aghiewa\turepo.exe
        "C:\Users\Admin\AppData\Roaming\Aghiewa\turepo.exe"
        3⤵
        • Executes dropped EXE
        • Suspicious behavior: EnumeratesProcesses
        • Adds Run key to start application
        • Suspicious use of WriteProcessMemory
        PID:1428
        • C:\Users\Admin\AppData\Roaming\Aghiewa\turepo.exe
          "C:\Users\Admin\AppData\Roaming\Aghiewa\turepo.exe" -child
          4⤵
          • Executes dropped EXE
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of SetWindowsHookEx
          • Modifies Internet Explorer settings
          • Suspicious use of WriteProcessMemory
          PID:296
          • C:\Windows\SysWOW64\ctfmon.exe
            ctfmon.exe
            5⤵
              PID:1388
        • C:\Windows\SysWOW64\cmd.exe
          "C:\Windows\system32\cmd.exe" /c "C:\Users\Admin\AppData\Local\Temp\tmpe7043ceb.bat"
          3⤵
          • Deletes itself
          PID:1584
    • C:\Windows\SysWOW64\winsec32.exe
      "C:\Windows\SysWOW64\winsec32.exe" -service "C:\Users\Admin\AppData\Roaming\Aghiewa\turepo.exe"
      1⤵
      • Executes dropped EXE
      • Adds Run key to start application
      PID:612

    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

    System Information Discovery

    1
    T1082

    Lateral Movement

    Collection

    Exfiltration

    Command and Control

    Impact

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    Downloads

    • C:\Users\Admin\AppData\Local\Temp\tmpe7043ceb.bat
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    • C:\Users\Admin\AppData\Roaming\Aghiewa\turepo.exe
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    • C:\Users\Admin\AppData\Roaming\Aghiewa\turepo.exe
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    • C:\Users\Admin\AppData\Roaming\Aghiewa\turepo.exe
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    • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Cookies\0ZWVMS5A.txt
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    • C:\Windows\SysWOW64\winsec32.exe
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    • C:\Windows\SysWOW64\winsec32.exe
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    • \Users\Admin\AppData\Roaming\Aghiewa\turepo.exe
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    • memory/296-8-0x0000000000000000-mapping.dmp
      Download
    • memory/1276-6-0x00000000049B0000-0x00000000049B1000-memory.dmp
      Filesize

      4KB

      Download
    • memory/1388-16-0x0000000000000000-mapping.dmp
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    • memory/1428-4-0x0000000000000000-mapping.dmp
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    • memory/1584-7-0x0000000000000000-mapping.dmp
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