Resubmissions

15-11-2021 14:47

211115-r554waafe6 10

Analysis

  • max time kernel
    129s
  • max time network
    123s
  • platform
    windows7_x64
  • resource
    win7-en-20211104
  • submitted
    15-11-2021 14:47

General

  • Target

    e2bc969424adc97345ac81194d316f58da38621aad3ca7ae27e40a8fae582987.dll

  • Size

    545KB

  • MD5

    53510e20efb161d5b71c4ce2800c1a8d

  • SHA1

    2268178851d0d0debb9ab457d73af8a5e50af168

  • SHA256

    e2bc969424adc97345ac81194d316f58da38621aad3ca7ae27e40a8fae582987

  • SHA512

    27f4f030928581d23212e18cfd0b33376677cef43ad5605e124cd80e2102cd1d559bf205ae1693e5e6567a6bd33d00d0e7209e32d503116d8b1594cb78ae69a3

Malware Config

Extracted

Family

qakbot

Version

402.363

Botnet

tr

Campaign

1633597626

C2

120.150.218.241:995

185.250.148.74:443

89.137.52.44:443

66.103.170.104:2222

86.8.177.143:443

216.201.162.158:443

174.54.193.186:443

103.148.120.144:443

188.50.169.158:443

124.123.42.115:2222

140.82.49.12:443

199.27.127.129:443

81.241.252.59:2078

209.142.97.161:995

209.50.20.255:443

73.230.205.91:443

200.232.214.222:995

103.142.10.177:443

2.222.167.138:443

41.228.22.180:443

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\e2bc969424adc97345ac81194d316f58da38621aad3ca7ae27e40a8fae582987.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1520
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\e2bc969424adc97345ac81194d316f58da38621aad3ca7ae27e40a8fae582987.dll,#1
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: MapViewOfSection
      • Suspicious use of WriteProcessMemory
      PID:972
      • C:\Windows\SysWOW64\explorer.exe
        C:\Windows\SysWOW64\explorer.exe
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:1744
        • C:\Windows\SysWOW64\schtasks.exe
          "C:\Windows\system32\schtasks.exe" /Create /RU "NT AUTHORITY\SYSTEM" /tn ywucbifa /tr "regsvr32.exe -s \"C:\Users\Admin\AppData\Local\Temp\e2bc969424adc97345ac81194d316f58da38621aad3ca7ae27e40a8fae582987.dll\"" /SC ONCE /Z /ST 14:46 /ET 14:58
          4⤵
          • Creates scheduled task(s)
          PID:2000
  • C:\Windows\system32\taskeng.exe
    taskeng.exe {C1BEDB15-A84A-44AA-B546-4FF4918A5D80} S-1-5-18:NT AUTHORITY\System:Service:
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1108
    • C:\Windows\system32\regsvr32.exe
      regsvr32.exe -s "C:\Users\Admin\AppData\Local\Temp\e2bc969424adc97345ac81194d316f58da38621aad3ca7ae27e40a8fae582987.dll"
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:1536
      • C:\Windows\SysWOW64\regsvr32.exe
        -s "C:\Users\Admin\AppData\Local\Temp\e2bc969424adc97345ac81194d316f58da38621aad3ca7ae27e40a8fae582987.dll"
        3⤵
        • Loads dropped DLL
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious behavior: MapViewOfSection
        • Suspicious use of WriteProcessMemory
        PID:1412
        • C:\Windows\SysWOW64\explorer.exe
          C:\Windows\SysWOW64\explorer.exe
          4⤵
          • Modifies data under HKEY_USERS
          • Suspicious use of WriteProcessMemory
          PID:1548
          • 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\Auhwi" /d "0"
            5⤵
              PID:1216
            • 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\Ydciyjtnaf" /d "0"
              5⤵
                PID:1716

      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\e2bc969424adc97345ac81194d316f58da38621aad3ca7ae27e40a8fae582987.dll
        MD5

        53510e20efb161d5b71c4ce2800c1a8d

        SHA1

        2268178851d0d0debb9ab457d73af8a5e50af168

        SHA256

        e2bc969424adc97345ac81194d316f58da38621aad3ca7ae27e40a8fae582987

        SHA512

        27f4f030928581d23212e18cfd0b33376677cef43ad5605e124cd80e2102cd1d559bf205ae1693e5e6567a6bd33d00d0e7209e32d503116d8b1594cb78ae69a3

      • \Users\Admin\AppData\Local\Temp\e2bc969424adc97345ac81194d316f58da38621aad3ca7ae27e40a8fae582987.dll
        MD5

        53510e20efb161d5b71c4ce2800c1a8d

        SHA1

        2268178851d0d0debb9ab457d73af8a5e50af168

        SHA256

        e2bc969424adc97345ac81194d316f58da38621aad3ca7ae27e40a8fae582987

        SHA512

        27f4f030928581d23212e18cfd0b33376677cef43ad5605e124cd80e2102cd1d559bf205ae1693e5e6567a6bd33d00d0e7209e32d503116d8b1594cb78ae69a3

      • memory/972-55-0x0000000000000000-mapping.dmp
      • memory/972-56-0x0000000075BB1000-0x0000000075BB3000-memory.dmp
        Filesize

        8KB

      • memory/972-57-0x0000000002100000-0x00000000073B4000-memory.dmp
        Filesize

        82.7MB

      • memory/972-58-0x0000000010000000-0x000000001530B000-memory.dmp
        Filesize

        83.0MB

      • memory/1216-78-0x0000000000000000-mapping.dmp
      • memory/1412-72-0x0000000010000000-0x000000001530B000-memory.dmp
        Filesize

        83.0MB

      • memory/1412-71-0x0000000000C10000-0x0000000005EC4000-memory.dmp
        Filesize

        82.7MB

      • memory/1412-68-0x0000000000000000-mapping.dmp
      • memory/1536-66-0x000007FEFB751000-0x000007FEFB753000-memory.dmp
        Filesize

        8KB

      • memory/1536-65-0x0000000000000000-mapping.dmp
      • memory/1548-74-0x0000000000000000-mapping.dmp
      • memory/1548-77-0x0000000000080000-0x00000000000A1000-memory.dmp
        Filesize

        132KB

      • memory/1716-79-0x0000000000000000-mapping.dmp
      • memory/1744-64-0x0000000000110000-0x0000000000131000-memory.dmp
        Filesize

        132KB

      • memory/1744-62-0x0000000074471000-0x0000000074473000-memory.dmp
        Filesize

        8KB

      • memory/1744-60-0x0000000000000000-mapping.dmp
      • memory/1744-59-0x00000000000C0000-0x00000000000C2000-memory.dmp
        Filesize

        8KB

      • memory/2000-63-0x0000000000000000-mapping.dmp