Analysis

  • max time kernel
    133s
  • max time network
    128s
  • platform
    windows7_x64
  • resource
    win7-en-20211208
  • submitted
    24-12-2021 15:12

General

  • Target

    VDscytujyctfjkvu1.ocx.dll

  • Size

    2.3MB

  • MD5

    ab5a61357539cc40216cfe4621b41fc5

  • SHA1

    33b00d1e32944e1919c004c0f16deaf6422d8efd

  • SHA256

    7b8f2ca41b14c1eaf68fd23e82ac8b0ac6d34a820d6a16ccf310924017c5342d

  • SHA512

    fc2efe47439f673acd0d564f5712f55ad5864ede9f45e515884597af501453da08447bbee6998d80771cfd12ed8770fcab57f9d74bca2660115ee5c9ee123b4c

Malware Config

Extracted

Family

qakbot

Version

403.10

Botnet

obama150

Campaign

1640256791

C2

96.21.251.127:2222

70.51.134.181:2222

69.14.172.24:443

186.64.87.213:443

94.62.161.77:995

103.139.242.30:990

114.79.148.170:443

217.164.247.241:2222

178.153.86.181:443

136.232.34.70:443

37.210.226.125:61202

173.21.10.71:2222

31.219.154.176:32101

140.82.49.12:443

32.221.229.7:443

24.152.219.253:995

106.51.48.170:50001

114.38.161.124:995

96.37.113.36:993

190.39.205.165:443

Attributes
  • salt

    jHxastDcds)oMc=jvh7wdUhxcsdt2

Signatures

  • Qakbot/Qbot

    Qbot or Qakbot is a sophisticated worm with banking capabilities.

  • Windows security bypass 2 TTPs
  • Loads dropped DLL 1 IoCs
  • Creates scheduled task(s) 1 TTPs 1 IoCs

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

  • Modifies data under HKEY_USERS 10 IoCs
  • Suspicious behavior: EnumeratesProcesses 42 IoCs
  • Suspicious behavior: MapViewOfSection 2 IoCs
  • Suspicious use of WriteProcessMemory 43 IoCs

Processes

  • C:\Windows\system32\regsvr32.exe
    regsvr32 /s C:\Users\Admin\AppData\Local\Temp\VDscytujyctfjkvu1.ocx.dll
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:944
    • C:\Windows\SysWOW64\regsvr32.exe
      /s C:\Users\Admin\AppData\Local\Temp\VDscytujyctfjkvu1.ocx.dll
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: MapViewOfSection
      • Suspicious use of WriteProcessMemory
      PID:752
      • C:\Windows\SysWOW64\explorer.exe
        C:\Windows\SysWOW64\explorer.exe
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:476
        • C:\Windows\SysWOW64\schtasks.exe
          "C:\Windows\system32\schtasks.exe" /Create /RU "NT AUTHORITY\SYSTEM" /tn apemnuk /tr "regsvr32.exe -s \"C:\Users\Admin\AppData\Local\Temp\VDscytujyctfjkvu1.ocx.dll\"" /SC ONCE /Z /ST 15:15 /ET 15:27
          4⤵
          • Creates scheduled task(s)
          PID:1492
  • C:\Windows\system32\taskeng.exe
    taskeng.exe {DFAF2D6C-6178-433B-9A93-DF9FF11E97BC} S-1-5-18:NT AUTHORITY\System:Service:
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1132
    • C:\Windows\system32\regsvr32.exe
      regsvr32.exe -s "C:\Users\Admin\AppData\Local\Temp\VDscytujyctfjkvu1.ocx.dll"
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:1012
      • C:\Windows\SysWOW64\regsvr32.exe
        -s "C:\Users\Admin\AppData\Local\Temp\VDscytujyctfjkvu1.ocx.dll"
        3⤵
        • Loads dropped DLL
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious behavior: MapViewOfSection
        • Suspicious use of WriteProcessMemory
        PID:1212
        • C:\Windows\SysWOW64\explorer.exe
          C:\Windows\SysWOW64\explorer.exe
          4⤵
          • Modifies data under HKEY_USERS
          • Suspicious use of WriteProcessMemory
          PID:1580
          • C:\Windows\system32\reg.exe
            C:\Windows\system32\reg.exe ADD "HKLM\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths" /f /t REG_DWORD /v "C:\ProgramData\Microsoft\Jzpxonyzlbbv" /d "0"
            5⤵
              PID:1924
            • C:\Windows\system32\reg.exe
              C:\Windows\system32\reg.exe ADD "HKLM\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths" /f /t REG_DWORD /v "C:\Users\Admin\AppData\Roaming\Microsoft\Ofmuyvmtab" /d "0"
              5⤵
                PID:1912

      Network

      MITRE ATT&CK Matrix ATT&CK v6

      Execution

      Scheduled Task

      1
      T1053

      Persistence

      Scheduled Task

      1
      T1053

      Privilege Escalation

      Scheduled Task

      1
      T1053

      Defense Evasion

      Disabling Security Tools

      1
      T1089

      Modify Registry

      1
      T1112

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • C:\Users\Admin\AppData\Local\Temp\VDscytujyctfjkvu1.ocx.dll
        MD5

        ab5a61357539cc40216cfe4621b41fc5

        SHA1

        33b00d1e32944e1919c004c0f16deaf6422d8efd

        SHA256

        7b8f2ca41b14c1eaf68fd23e82ac8b0ac6d34a820d6a16ccf310924017c5342d

        SHA512

        fc2efe47439f673acd0d564f5712f55ad5864ede9f45e515884597af501453da08447bbee6998d80771cfd12ed8770fcab57f9d74bca2660115ee5c9ee123b4c

      • \??\PIPE\wkssvc
        MD5

        d41d8cd98f00b204e9800998ecf8427e

        SHA1

        da39a3ee5e6b4b0d3255bfef95601890afd80709

        SHA256

        e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855

        SHA512

        cf83e1357eefb8bdf1542850d66d8007d620e4050b5715dc83f4a921d36ce9ce47d0d13c5d85f2b0ff8318d2877eec2f63b931bd47417a81a538327af927da3e

      • \Users\Admin\AppData\Local\Temp\VDscytujyctfjkvu1.ocx.dll
        MD5

        ab5a61357539cc40216cfe4621b41fc5

        SHA1

        33b00d1e32944e1919c004c0f16deaf6422d8efd

        SHA256

        7b8f2ca41b14c1eaf68fd23e82ac8b0ac6d34a820d6a16ccf310924017c5342d

        SHA512

        fc2efe47439f673acd0d564f5712f55ad5864ede9f45e515884597af501453da08447bbee6998d80771cfd12ed8770fcab57f9d74bca2660115ee5c9ee123b4c

      • memory/476-62-0x00000000000B0000-0x00000000000B2000-memory.dmp
        Filesize

        8KB

      • memory/476-67-0x0000000000080000-0x00000000000A1000-memory.dmp
        Filesize

        132KB

      • memory/476-65-0x0000000074441000-0x0000000074443000-memory.dmp
        Filesize

        8KB

      • memory/476-63-0x0000000000000000-mapping.dmp
      • memory/752-59-0x00000000002B0000-0x0000000000330000-memory.dmp
        Filesize

        512KB

      • memory/752-56-0x0000000075431000-0x0000000075433000-memory.dmp
        Filesize

        8KB

      • memory/752-55-0x0000000000000000-mapping.dmp
      • memory/752-60-0x0000000002C40000-0x0000000002DC0000-memory.dmp
        Filesize

        1.5MB

      • memory/752-61-0x0000000001EF0000-0x000000000214A000-memory.dmp
        Filesize

        2.4MB

      • memory/752-58-0x00000000001B0000-0x00000000001B1000-memory.dmp
        Filesize

        4KB

      • memory/752-57-0x0000000001EF0000-0x000000000214A000-memory.dmp
        Filesize

        2.4MB

      • memory/944-54-0x000007FEFBE11000-0x000007FEFBE13000-memory.dmp
        Filesize

        8KB

      • memory/1012-68-0x0000000000000000-mapping.dmp
      • memory/1212-74-0x0000000000A40000-0x0000000000C9A000-memory.dmp
        Filesize

        2.4MB

      • memory/1212-76-0x00000000002B0000-0x000000000032B000-memory.dmp
        Filesize

        492KB

      • memory/1212-75-0x00000000001F0000-0x00000000001F1000-memory.dmp
        Filesize

        4KB

      • memory/1212-77-0x0000000000DC0000-0x0000000000F40000-memory.dmp
        Filesize

        1.5MB

      • memory/1212-78-0x0000000000A40000-0x0000000000C9A000-memory.dmp
        Filesize

        2.4MB

      • memory/1212-71-0x0000000000000000-mapping.dmp
      • memory/1492-66-0x0000000000000000-mapping.dmp
      • memory/1580-80-0x0000000000000000-mapping.dmp
      • memory/1580-86-0x0000000000080000-0x00000000000A1000-memory.dmp
        Filesize

        132KB

      • memory/1912-85-0x0000000000000000-mapping.dmp
      • memory/1924-84-0x0000000000000000-mapping.dmp