Analysis

  • max time kernel
    148s
  • max time network
    45s
  • platform
    windows7_x64
  • resource
    win7-en-20210920
  • submitted
    18-10-2021 14:30

General

  • Target

    44487.5969353009.dat.dll

  • Size

    689KB

  • MD5

    89141c9ffcbb60880e8187aef83c935d

  • SHA1

    d8f5e0e230889afdce67de83caf12122187887f2

  • SHA256

    488aff5976e8fee5f941b9ad61214565723c5f7b324b5d26a978abd336d321da

  • SHA512

    74f06f57bb72cb342ee6c8539bc3bf64e705f1157f6c7267925faec92db730ebbfc96abe4c9d5a0c9589c3a4d1761eaca049c36a9e2d003efee39f45f3b569ab

Malware Config

Extracted

Family

qakbot

Version

402.363

Botnet

obama117

Campaign

1634545803

C2

176.45.53.222:443

220.255.25.28:2222

91.178.126.51:995

2.222.167.138:443

65.100.174.110:995

105.198.236.99:995

115.96.64.9:995

196.207.140.40:995

24.231.209.2:2222

146.66.238.74:443

103.82.211.39:995

65.100.174.110:443

103.142.10.177:443

140.82.49.12:443

78.105.213.151:995

41.86.42.158:995

89.101.97.139:443

120.150.218.241:995

24.119.214.7:443

103.143.8.71:443

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 2 IoCs
  • Suspicious behavior: MapViewOfSection 2 IoCs
  • Suspicious use of WriteProcessMemory 43 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\44487.5969353009.dat.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1112
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\44487.5969353009.dat.dll,#1
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: MapViewOfSection
      • Suspicious use of WriteProcessMemory
      PID:1524
      • C:\Windows\SysWOW64\explorer.exe
        C:\Windows\SysWOW64\explorer.exe
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:268
        • C:\Windows\SysWOW64\schtasks.exe
          "C:\Windows\system32\schtasks.exe" /Create /RU "NT AUTHORITY\SYSTEM" /tn vohhqnqls /tr "regsvr32.exe -s \"C:\Users\Admin\AppData\Local\Temp\44487.5969353009.dat.dll\"" /SC ONCE /Z /ST 14:33 /ET 14:45
          4⤵
          • Creates scheduled task(s)
          PID:572
  • C:\Windows\system32\taskeng.exe
    taskeng.exe {93DDD8FA-6ED7-4785-898F-ECE2DF82FBEC} S-1-5-18:NT AUTHORITY\System:Service:
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1896
    • C:\Windows\system32\regsvr32.exe
      regsvr32.exe -s "C:\Users\Admin\AppData\Local\Temp\44487.5969353009.dat.dll"
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:1664
      • C:\Windows\SysWOW64\regsvr32.exe
        -s "C:\Users\Admin\AppData\Local\Temp\44487.5969353009.dat.dll"
        3⤵
        • Loads dropped DLL
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious behavior: MapViewOfSection
        • Suspicious use of WriteProcessMemory
        PID:1596
        • C:\Windows\SysWOW64\explorer.exe
          C:\Windows\SysWOW64\explorer.exe
          4⤵
          • Modifies data under HKEY_USERS
          • Suspicious use of WriteProcessMemory
          PID:1996
          • 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\Bjqyamqwwuwh" /d "0"
            5⤵
              PID:1656
            • 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\Ofkmusgp" /d "0"
              5⤵
                PID:1356

      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\44487.5969353009.dat.dll
        MD5

        89141c9ffcbb60880e8187aef83c935d

        SHA1

        d8f5e0e230889afdce67de83caf12122187887f2

        SHA256

        488aff5976e8fee5f941b9ad61214565723c5f7b324b5d26a978abd336d321da

        SHA512

        74f06f57bb72cb342ee6c8539bc3bf64e705f1157f6c7267925faec92db730ebbfc96abe4c9d5a0c9589c3a4d1761eaca049c36a9e2d003efee39f45f3b569ab

      • \??\PIPE\wkssvc
        MD5

        d41d8cd98f00b204e9800998ecf8427e

        SHA1

        da39a3ee5e6b4b0d3255bfef95601890afd80709

        SHA256

        e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855

        SHA512

        cf83e1357eefb8bdf1542850d66d8007d620e4050b5715dc83f4a921d36ce9ce47d0d13c5d85f2b0ff8318d2877eec2f63b931bd47417a81a538327af927da3e

      • \Users\Admin\AppData\Local\Temp\44487.5969353009.dat.dll
        MD5

        89141c9ffcbb60880e8187aef83c935d

        SHA1

        d8f5e0e230889afdce67de83caf12122187887f2

        SHA256

        488aff5976e8fee5f941b9ad61214565723c5f7b324b5d26a978abd336d321da

        SHA512

        74f06f57bb72cb342ee6c8539bc3bf64e705f1157f6c7267925faec92db730ebbfc96abe4c9d5a0c9589c3a4d1761eaca049c36a9e2d003efee39f45f3b569ab

      • memory/268-63-0x0000000000110000-0x0000000000131000-memory.dmp
        Filesize

        132KB

      • memory/268-59-0x00000000000C0000-0x00000000000C2000-memory.dmp
        Filesize

        8KB

      • memory/268-60-0x0000000000000000-mapping.dmp
      • memory/268-62-0x00000000743A1000-0x00000000743A3000-memory.dmp
        Filesize

        8KB

      • memory/572-64-0x0000000000000000-mapping.dmp
      • memory/1356-81-0x0000000000000000-mapping.dmp
      • memory/1524-56-0x00000000745A0000-0x00000000745C1000-memory.dmp
        Filesize

        132KB

      • memory/1524-58-0x0000000000170000-0x0000000000171000-memory.dmp
        Filesize

        4KB

      • memory/1524-57-0x00000000745A0000-0x000000007465D000-memory.dmp
        Filesize

        756KB

      • memory/1524-55-0x00000000745A0000-0x000000007465D000-memory.dmp
        Filesize

        756KB

      • memory/1524-54-0x00000000751A1000-0x00000000751A3000-memory.dmp
        Filesize

        8KB

      • memory/1524-53-0x0000000000000000-mapping.dmp
      • memory/1596-73-0x0000000073B50000-0x0000000073C0D000-memory.dmp
        Filesize

        756KB

      • memory/1596-71-0x0000000073B50000-0x0000000073C0D000-memory.dmp
        Filesize

        756KB

      • memory/1596-72-0x0000000073B50000-0x0000000073B71000-memory.dmp
        Filesize

        132KB

      • memory/1596-68-0x0000000000000000-mapping.dmp
      • memory/1596-74-0x0000000000200000-0x0000000000201000-memory.dmp
        Filesize

        4KB

      • memory/1656-80-0x0000000000000000-mapping.dmp
      • memory/1664-66-0x000007FEFB8B1000-0x000007FEFB8B3000-memory.dmp
        Filesize

        8KB

      • memory/1664-65-0x0000000000000000-mapping.dmp
      • memory/1996-76-0x0000000000000000-mapping.dmp
      • memory/1996-82-0x0000000000080000-0x00000000000A1000-memory.dmp
        Filesize

        132KB