Analysis

  • max time kernel
    121s
  • max time network
    38s
  • platform
    windows7_x64
  • resource
    win7
  • submitted
    19/10/2020, 23:32

General

  • Target

    document-1434010420.xls

  • Size

    426KB

  • MD5

    b72b21f34eb10c7bca626841e7c4cf30

  • SHA1

    a896bcd44a6ba32ce2c390f636bf9db302c0be83

  • SHA256

    510334dab44ec3a2ab0ff8367d7f9b96760049275ae9d49baef669b6c3409328

  • SHA512

    5de04a4b79428a022802e31b90300bc8537d45bacac9b3170f6578c7594d6e846e165d183314177215f9598f7db50d1e623bd87b1ccd84a2b06f6f7ab3afe0c9

Malware Config

Extracted

Family

qakbot

Botnet

tr01

Campaign

1602688146

C2

73.228.1.246:443

74.109.219.145:443

76.111.128.194:443

90.175.88.99:2222

108.191.28.158:443

68.225.60.77:443

75.136.40.155:443

5.193.181.221:2078

72.204.242.138:20

118.160.162.234:443

68.14.210.246:22

148.101.74.12:443

74.222.204.82:443

96.30.198.161:443

140.82.27.132:443

2.50.131.64:443

45.32.155.12:995

45.63.104.123:443

45.32.165.134:443

217.162.149.212:443

Signatures

  • Qakbot/Qbot

    Qbot or Qakbot is a sophisticated worm with banking capabilities.

  • Executes dropped EXE 5 IoCs
  • Loads dropped DLL 2 IoCs
  • Office loads VBA resources, possible macro or embedded object present
  • Creates scheduled task(s) 1 TTPs 1 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

  • Suspicious behavior: AddClipboardFormatListener 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 9 IoCs
  • Suspicious behavior: MapViewOfSection 1 IoCs
  • Suspicious use of SetWindowsHookEx 5 IoCs
  • Suspicious use of WriteProcessMemory 29 IoCs

Processes

  • C:\Program Files\Microsoft Office\Office14\EXCEL.EXE
    "C:\Program Files\Microsoft Office\Office14\EXCEL.EXE" /dde C:\Users\Admin\AppData\Local\Temp\document-1434010420.xls
    1⤵
    • Suspicious behavior: AddClipboardFormatListener
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:900
    • C:\WErtu\Reterd\szvmhegu.exe
      "C:\WErtu\Reterd\szvmhegu.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of WriteProcessMemory
      PID:1028
      • C:\WErtu\Reterd\szvmhegu.exe
        C:\WErtu\Reterd\szvmhegu.exe /C
        3⤵
        • Executes dropped EXE
        • Suspicious behavior: EnumeratesProcesses
        PID:1292
      • C:\Users\Admin\AppData\Roaming\Microsoft\Kvyidhuspux\gooaze.exe
        C:\Users\Admin\AppData\Roaming\Microsoft\Kvyidhuspux\gooaze.exe
        3⤵
        • Executes dropped EXE
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious behavior: MapViewOfSection
        • Suspicious use of WriteProcessMemory
        PID:568
        • C:\Users\Admin\AppData\Roaming\Microsoft\Kvyidhuspux\gooaze.exe
          C:\Users\Admin\AppData\Roaming\Microsoft\Kvyidhuspux\gooaze.exe /C
          4⤵
          • Executes dropped EXE
          • Suspicious behavior: EnumeratesProcesses
          PID:1008
        • C:\Windows\SysWOW64\explorer.exe
          C:\Windows\SysWOW64\explorer.exe
          4⤵
          • Suspicious behavior: EnumeratesProcesses
          PID:868
      • C:\Windows\SysWOW64\schtasks.exe
        "C:\Windows\system32\schtasks.exe" /Create /RU "NT AUTHORITY\SYSTEM" /tn nabifkfh /tr "\"C:\WErtu\Reterd\szvmhegu.exe\" /I nabifkfh" /SC ONCE /Z /ST 23:34 /ET 23:46
        3⤵
        • Creates scheduled task(s)
        PID:744
  • C:\Windows\system32\taskeng.exe
    taskeng.exe {CCADCD8A-3AB1-4D06-9044-DB6B515BBE99} S-1-5-18:NT AUTHORITY\System:Service:
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1140
    • C:\WErtu\Reterd\szvmhegu.exe
      C:\WErtu\Reterd\szvmhegu.exe /I nabifkfh
      2⤵
      • Executes dropped EXE
      • Suspicious behavior: EnumeratesProcesses
      PID:1080

Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • memory/568-25-0x0000000000730000-0x0000000000767000-memory.dmp

          Filesize

          220KB

        • memory/900-7-0x0000000002F90000-0x0000000002F91000-memory.dmp

          Filesize

          4KB

        • memory/900-11-0x0000000004AD0000-0x0000000004AD4000-memory.dmp

          Filesize

          16KB

        • memory/900-6-0x0000000005F70000-0x0000000005F74000-memory.dmp

          Filesize

          16KB

        • memory/900-5-0x0000000006F70000-0x0000000006F74000-memory.dmp

          Filesize

          16KB

        • memory/1008-24-0x00000000024D0000-0x00000000024E1000-memory.dmp

          Filesize

          68KB

        • memory/1292-15-0x0000000002550000-0x0000000002561000-memory.dmp

          Filesize

          68KB

        • memory/1844-2-0x000007FEF3460000-0x000007FEF36DA000-memory.dmp

          Filesize

          2.5MB