Analysis

  • max time kernel
    76s
  • max time network
    58s
  • platform
    windows7_x64
  • resource
    win7v20210408
  • submitted
    22-09-2021 14:30

General

  • Target

    host.html.2.dll

  • Size

    971KB

  • MD5

    da03af474e59871fa4502f54b7ba5195

  • SHA1

    9790e1335fd5c57e3d6acfe3515484d28d6ee51a

  • SHA256

    5e9f3da1a19859c920d3f12c0bffb8ae8b1773fd7f2dd9cc5dce3d4bb50dddc8

  • SHA512

    27d11afe7da5bac2c10ae278faaa645987127128b4504563b68bf1fedaf3a11e3dee16405694b5cc8280530e44e4bc91e1b4bf3421af7c1d9616fee3a0e27659

Malware Config

Extracted

Family

qakbot

Version

402.318

Botnet

tr

Campaign

1632152047

C2

45.46.53.140:2222

144.139.47.206:443

189.210.115.207:443

120.150.218.241:995

47.22.148.6:443

140.82.49.12:443

24.139.72.117:443

24.229.150.54:995

24.55.112.61:443

136.232.34.70:443

95.77.223.148:443

173.21.10.71:2222

76.25.142.196:443

96.37.113.36:993

71.74.12.34:443

73.151.236.31:443

67.165.206.193:993

109.12.111.14:443

68.204.7.158:443

105.198.236.99:443

Signatures

  • Qakbot/Qbot

    Qbot or Qakbot is a sophisticated worm with banking capabilities.

  • Creates scheduled task(s) 1 TTPs 1 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 1 IoCs
  • Suspicious behavior: MapViewOfSection 1 IoCs
  • Suspicious use of WriteProcessMemory 17 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\host.html.2.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:784
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\host.html.2.dll,#1
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: MapViewOfSection
      • Suspicious use of WriteProcessMemory
      PID:1000
      • C:\Windows\SysWOW64\explorer.exe
        C:\Windows\SysWOW64\explorer.exe
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:1576
        • C:\Windows\SysWOW64\schtasks.exe
          "C:\Windows\system32\schtasks.exe" /Create /RU "NT AUTHORITY\SYSTEM" /tn wsokzjwk /tr "regsvr32.exe -s \"C:\Users\Admin\AppData\Local\Temp\host.html.2.dll\"" /SC ONCE /Z /ST 16:32 /ET 16:44
          4⤵
          • Creates scheduled task(s)
          PID:1240

Network

MITRE ATT&CK Matrix ATT&CK v6

Execution

Scheduled Task

1
T1053

Persistence

Scheduled Task

1
T1053

Privilege Escalation

Scheduled Task

1
T1053

Replay Monitor

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Downloads

  • memory/1000-60-0x0000000000000000-mapping.dmp
  • memory/1000-61-0x0000000075211000-0x0000000075213000-memory.dmp
    Filesize

    8KB

  • memory/1000-62-0x0000000001D00000-0x0000000001DF3000-memory.dmp
    Filesize

    972KB

  • memory/1000-63-0x00000000000F0000-0x00000000000F1000-memory.dmp
    Filesize

    4KB

  • memory/1000-64-0x00000000002D0000-0x00000000002F1000-memory.dmp
    Filesize

    132KB

  • memory/1000-65-0x0000000000740000-0x0000000000761000-memory.dmp
    Filesize

    132KB

  • memory/1240-70-0x0000000000000000-mapping.dmp
  • memory/1576-66-0x0000000000000000-mapping.dmp
  • memory/1576-68-0x0000000074561000-0x0000000074563000-memory.dmp
    Filesize

    8KB

  • memory/1576-69-0x00000000000C0000-0x00000000000E1000-memory.dmp
    Filesize

    132KB