Analysis

  • max time kernel
    148s
  • max time network
    122s
  • platform
    windows10_x64
  • resource
    win10-en-20211014
  • submitted
    18-10-2021 14:32

General

  • Target

    44487.5969353009.dat.dll

  • Size

    689KB

  • MD5

    1b3311bd75ab7b70ede561f44ac4c631

  • SHA1

    3a3c618fb308df8f5e8606ba9a1badb4379cb273

  • SHA256

    eedec58267c5e97e5cbf354038411b18dc97267de44cf8f1625f3e2ab3c63957

  • SHA512

    17dc4379622abdb6d79ec245f680a661afd86e89994a327373dcbe4a7c729d2d7ee2edd0d5dc3c094891b3c1b794386a51f204216410dcaab8b72d7403ba183d

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 4 IoCs
  • Suspicious behavior: MapViewOfSection 2 IoCs
  • Suspicious use of WriteProcessMemory 23 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:2392
    • 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:3380
      • C:\Windows\SysWOW64\explorer.exe
        C:\Windows\SysWOW64\explorer.exe
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:3160
        • C:\Windows\SysWOW64\schtasks.exe
          "C:\Windows\system32\schtasks.exe" /Create /RU "NT AUTHORITY\SYSTEM" /tn fpxtrcrv /tr "regsvr32.exe -s \"C:\Users\Admin\AppData\Local\Temp\44487.5969353009.dat.dll\"" /SC ONCE /Z /ST 23:33 /ET 23:45
          4⤵
          • Creates scheduled task(s)
          PID:2744
  • \??\c:\windows\system32\regsvr32.exe
    regsvr32.exe -s "C:\Users\Admin\AppData\Local\Temp\44487.5969353009.dat.dll"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1544
    • C:\Windows\SysWOW64\regsvr32.exe
      -s "C:\Users\Admin\AppData\Local\Temp\44487.5969353009.dat.dll"
      2⤵
      • Loads dropped DLL
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: MapViewOfSection
      • Suspicious use of WriteProcessMemory
      PID:856
      • C:\Windows\SysWOW64\explorer.exe
        C:\Windows\SysWOW64\explorer.exe
        3⤵
        • Modifies data under HKEY_USERS
        • Suspicious use of WriteProcessMemory
        PID:2232
        • 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\Fgzvypkhmatw" /d "0"
          4⤵
            PID:1008
          • 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\Nfnblznnuuf" /d "0"
            4⤵
              PID:1412

      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

        1b3311bd75ab7b70ede561f44ac4c631

        SHA1

        3a3c618fb308df8f5e8606ba9a1badb4379cb273

        SHA256

        eedec58267c5e97e5cbf354038411b18dc97267de44cf8f1625f3e2ab3c63957

        SHA512

        17dc4379622abdb6d79ec245f680a661afd86e89994a327373dcbe4a7c729d2d7ee2edd0d5dc3c094891b3c1b794386a51f204216410dcaab8b72d7403ba183d

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

        1b3311bd75ab7b70ede561f44ac4c631

        SHA1

        3a3c618fb308df8f5e8606ba9a1badb4379cb273

        SHA256

        eedec58267c5e97e5cbf354038411b18dc97267de44cf8f1625f3e2ab3c63957

        SHA512

        17dc4379622abdb6d79ec245f680a661afd86e89994a327373dcbe4a7c729d2d7ee2edd0d5dc3c094891b3c1b794386a51f204216410dcaab8b72d7403ba183d

      • memory/856-130-0x0000000072940000-0x00000000729FD000-memory.dmp
        Filesize

        756KB

      • memory/856-126-0x0000000000000000-mapping.dmp
      • memory/856-131-0x0000000002BF0000-0x0000000002BF1000-memory.dmp
        Filesize

        4KB

      • memory/856-129-0x0000000072940000-0x0000000072961000-memory.dmp
        Filesize

        132KB

      • memory/856-128-0x0000000072940000-0x00000000729FD000-memory.dmp
        Filesize

        756KB

      • memory/1008-133-0x0000000000000000-mapping.dmp
      • memory/1412-134-0x0000000000000000-mapping.dmp
      • memory/2232-132-0x0000000000000000-mapping.dmp
      • memory/2232-136-0x00000000003E0000-0x00000000003E1000-memory.dmp
        Filesize

        4KB

      • memory/2232-137-0x00000000003E0000-0x00000000003E1000-memory.dmp
        Filesize

        4KB

      • memory/2232-135-0x00000000006C0000-0x00000000006E1000-memory.dmp
        Filesize

        132KB

      • memory/2744-121-0x0000000000000000-mapping.dmp
      • memory/3160-122-0x0000000003490000-0x0000000003491000-memory.dmp
        Filesize

        4KB

      • memory/3160-120-0x0000000000000000-mapping.dmp
      • memory/3160-123-0x0000000003490000-0x0000000003491000-memory.dmp
        Filesize

        4KB

      • memory/3160-124-0x0000000002FA0000-0x0000000002FC1000-memory.dmp
        Filesize

        132KB

      • memory/3380-115-0x0000000000000000-mapping.dmp
      • memory/3380-119-0x0000000002DE0000-0x0000000002DE1000-memory.dmp
        Filesize

        4KB

      • memory/3380-118-0x0000000073C20000-0x0000000073CDD000-memory.dmp
        Filesize

        756KB

      • memory/3380-116-0x0000000073C20000-0x0000000073CDD000-memory.dmp
        Filesize

        756KB

      • memory/3380-117-0x0000000073C20000-0x0000000073C41000-memory.dmp
        Filesize

        132KB