Analysis

  • max time kernel
    141s
  • max time network
    14s
  • platform
    windows7_x64
  • resource
    win7v200722
  • submitted
    19/10/2020, 22:57

General

  • Target

    document-1186648928.xls

  • Size

    426KB

  • MD5

    a004cfc2bfdb6a276d884b6ba5dc50e9

  • SHA1

    19be298477a9ce3bae0c6ded7874ea977ef491b1

  • SHA256

    00218223d0dff88bf96b437f42fc4e7f7afb5e6ef7c0ec6b766d4a289d1ee508

  • SHA512

    a2a791b8105065b92bcaa7446cddf3475bc22119cff6b089db2bc2b22c96c718f2ff143ca84e79ae5a7023aae28ce5b825f3a900310f3f46e40657be89d387d1

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-1186648928.xls
    1⤵
    • Suspicious behavior: AddClipboardFormatListener
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:112
    • 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:2016
      • C:\WErtu\Reterd\szvmhegu.exe
        C:\WErtu\Reterd\szvmhegu.exe /C
        3⤵
        • Executes dropped EXE
        • Suspicious behavior: EnumeratesProcesses
        PID:568
      • C:\Users\Admin\AppData\Roaming\Microsoft\Ssitorbbiar\raraqf.exe
        C:\Users\Admin\AppData\Roaming\Microsoft\Ssitorbbiar\raraqf.exe
        3⤵
        • Executes dropped EXE
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious behavior: MapViewOfSection
        • Suspicious use of WriteProcessMemory
        PID:1408
        • C:\Users\Admin\AppData\Roaming\Microsoft\Ssitorbbiar\raraqf.exe
          C:\Users\Admin\AppData\Roaming\Microsoft\Ssitorbbiar\raraqf.exe /C
          4⤵
          • Executes dropped EXE
          • Suspicious behavior: EnumeratesProcesses
          PID:628
        • C:\Windows\SysWOW64\explorer.exe
          C:\Windows\SysWOW64\explorer.exe
          4⤵
          • Suspicious behavior: EnumeratesProcesses
          PID:1476
      • C:\Windows\SysWOW64\schtasks.exe
        "C:\Windows\system32\schtasks.exe" /Create /RU "NT AUTHORITY\SYSTEM" /tn faalquof /tr "\"C:\WErtu\Reterd\szvmhegu.exe\" /I faalquof" /SC ONCE /Z /ST 00:56 /ET 01:08
        3⤵
        • Creates scheduled task(s)
        PID:1392
  • C:\Windows\system32\taskeng.exe
    taskeng.exe {C5FA82F4-F5EB-4C8E-86C4-A03A21F386BE} S-1-5-18:NT AUTHORITY\System:Service:
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1484
    • C:\WErtu\Reterd\szvmhegu.exe
      C:\WErtu\Reterd\szvmhegu.exe /I faalquof
      2⤵
      • Executes dropped EXE
      • Suspicious behavior: EnumeratesProcesses
      PID:1232

Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • memory/112-4-0x0000000007220000-0x0000000007224000-memory.dmp

          Filesize

          16KB

        • memory/112-8-0x0000000004EF0000-0x0000000004EF4000-memory.dmp

          Filesize

          16KB

        • memory/112-5-0x0000000006220000-0x0000000006224000-memory.dmp

          Filesize

          16KB

        • memory/568-12-0x0000000002510000-0x0000000002521000-memory.dmp

          Filesize

          68KB

        • memory/628-21-0x0000000002460000-0x0000000002471000-memory.dmp

          Filesize

          68KB

        • memory/1408-22-0x0000000000820000-0x0000000000857000-memory.dmp

          Filesize

          220KB

        • memory/1852-1-0x000007FEF6990000-0x000007FEF6C0A000-memory.dmp

          Filesize

          2.5MB