Analysis

  • max time kernel
    128s
  • max time network
    33s
  • platform
    windows7_x64
  • resource
    win7v200722
  • submitted
    19/10/2020, 23:32

General

  • Target

    document-1351173629.xls

  • Size

    426KB

  • MD5

    ede29f8c2770f1667920e7b1ff052a41

  • SHA1

    63e803aca90cdd56c2913be5d23747cdf0a8954e

  • SHA256

    a9762b01651988a6be4b295ea675de5d1c96c1b663cbcf3535ffe8f2012748a2

  • SHA512

    7b66f6b7abd105d3aad60efefbb66e9b9d1e58db8ca5f6973497b0bda8bf207b8ade1e4697db3f6127ab4e0d53ef7205a497dfbc38cef2517a72b1a8f68e3b47

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-1351173629.xls
    1⤵
    • Suspicious behavior: AddClipboardFormatListener
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:1600
    • 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:2004
      • C:\WErtu\Reterd\szvmhegu.exe
        C:\WErtu\Reterd\szvmhegu.exe /C
        3⤵
        • Executes dropped EXE
        • Suspicious behavior: EnumeratesProcesses
        PID:1124
      • C:\Users\Admin\AppData\Roaming\Microsoft\Fqukgvita\oqney.exe
        C:\Users\Admin\AppData\Roaming\Microsoft\Fqukgvita\oqney.exe
        3⤵
        • Executes dropped EXE
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious behavior: MapViewOfSection
        • Suspicious use of WriteProcessMemory
        PID:328
        • C:\Users\Admin\AppData\Roaming\Microsoft\Fqukgvita\oqney.exe
          C:\Users\Admin\AppData\Roaming\Microsoft\Fqukgvita\oqney.exe /C
          4⤵
          • Executes dropped EXE
          • Suspicious behavior: EnumeratesProcesses
          PID:1164
        • C:\Windows\SysWOW64\explorer.exe
          C:\Windows\SysWOW64\explorer.exe
          4⤵
          • Suspicious behavior: EnumeratesProcesses
          PID:944
      • C:\Windows\SysWOW64\schtasks.exe
        "C:\Windows\system32\schtasks.exe" /Create /RU "NT AUTHORITY\SYSTEM" /tn knpkvzwbhn /tr "\"C:\WErtu\Reterd\szvmhegu.exe\" /I knpkvzwbhn" /SC ONCE /Z /ST 01:41 /ET 01:53
        3⤵
        • Creates scheduled task(s)
        PID:336
  • C:\Windows\system32\taskeng.exe
    taskeng.exe {8A9D2F82-2258-4F27-B786-027983FDB8B9} S-1-5-18:NT AUTHORITY\System:Service:
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1432
    • C:\WErtu\Reterd\szvmhegu.exe
      C:\WErtu\Reterd\szvmhegu.exe /I knpkvzwbhn
      2⤵
      • Executes dropped EXE
      • Suspicious behavior: EnumeratesProcesses
      PID:772

Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • memory/328-23-0x0000000000540000-0x0000000000577000-memory.dmp

          Filesize

          220KB

        • memory/1124-13-0x0000000002480000-0x0000000002491000-memory.dmp

          Filesize

          68KB

        • memory/1164-22-0x0000000002490000-0x00000000024A1000-memory.dmp

          Filesize

          68KB

        • memory/1600-9-0x0000000004E70000-0x0000000004E74000-memory.dmp

          Filesize

          16KB

        • memory/1600-6-0x0000000006070000-0x0000000006074000-memory.dmp

          Filesize

          16KB

        • memory/1600-5-0x0000000004CD0000-0x0000000004CD4000-memory.dmp

          Filesize

          16KB

        • memory/1772-2-0x000007FEF7F70000-0x000007FEF81EA000-memory.dmp

          Filesize

          2.5MB