Analysis

  • max time kernel
    131s
  • max time network
    8s
  • platform
    windows7_x64
  • resource
    win7v20201028
  • submitted
    14-01-2021 16:18

General

  • Target

    871dd1a75e5557157a81c4064f8b4560b59d006d5469608b10c57c2808219cc6.dll

  • Size

    2.0MB

  • MD5

    0396a15412bd623181eb1c52f678aa6d

  • SHA1

    237f7a110ad7ad1d380a9549c74afd3d4678b31f

  • SHA256

    871dd1a75e5557157a81c4064f8b4560b59d006d5469608b10c57c2808219cc6

  • SHA512

    4b09df2f53640295a8816633b9b6d039dc1fb800dcc359cef25287905841a8a19185458450790f5a6c31cd843409bf2c23accb2c676bc9e126f4a674b9a33c0b

Malware Config

Extracted

Family

qakbot

Botnet

abc110

Campaign

1607524278

C2

78.63.226.32:443

72.252.201.69:443

68.190.152.98:443

72.240.200.181:2222

216.137.142.200:2222

87.27.110.90:2222

94.69.242.254:2222

189.183.209.211:443

94.26.119.221:443

186.189.208.238:443

161.199.180.159:443

197.45.110.165:995

83.110.221.218:443

105.198.236.99:443

83.110.158.22:2222

24.37.178.158:443

185.105.131.233:443

79.101.206.250:995

92.154.83.96:2078

83.202.68.220:2222

Signatures

  • Qakbot/Qbot

    Qbot or Qakbot is a sophisticated worm with banking capabilities.

  • 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.

  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious behavior: MapViewOfSection 1 IoCs
  • Suspicious use of WriteProcessMemory 29 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\871dd1a75e5557157a81c4064f8b4560b59d006d5469608b10c57c2808219cc6.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:292
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\871dd1a75e5557157a81c4064f8b4560b59d006d5469608b10c57c2808219cc6.dll,#1
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: MapViewOfSection
      • Suspicious use of WriteProcessMemory
      PID:2020
      • C:\Windows\SysWOW64\explorer.exe
        C:\Windows\SysWOW64\explorer.exe
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:1540
        • C:\Windows\SysWOW64\schtasks.exe
          "C:\Windows\system32\schtasks.exe" /Create /RU "NT AUTHORITY\SYSTEM" /tn aarxduakm /tr "regsvr32.exe -s \"C:\Users\Admin\AppData\Local\Temp\871dd1a75e5557157a81c4064f8b4560b59d006d5469608b10c57c2808219cc6.dll\"" /SC ONCE /Z /ST 16:26 /ET 16:38
          4⤵
          • Creates scheduled task(s)
          PID:1376
  • C:\Windows\system32\taskeng.exe
    taskeng.exe {5B0D82A3-702C-4B8F-979F-14B7A0360CE0} S-1-5-18:NT AUTHORITY\System:Service:
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1692
    • C:\Windows\system32\regsvr32.exe
      regsvr32.exe -s "C:\Users\Admin\AppData\Local\Temp\871dd1a75e5557157a81c4064f8b4560b59d006d5469608b10c57c2808219cc6.dll"
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:1348
      • C:\Windows\SysWOW64\regsvr32.exe
        -s "C:\Users\Admin\AppData\Local\Temp\871dd1a75e5557157a81c4064f8b4560b59d006d5469608b10c57c2808219cc6.dll"
        3⤵
        • Loads dropped DLL
        PID:944

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

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\871dd1a75e5557157a81c4064f8b4560b59d006d5469608b10c57c2808219cc6.dll
    MD5

    b582ac8c2fa291d7f9be4070fd8204c0

    SHA1

    a6a19e130e65a05dc765f8410dec410fd707ea5f

    SHA256

    05935ae47c3000ddd57f3685f31252a047448b5cb747a37dab0d69c43f5c89c7

    SHA512

    e5c0df0b5e817a036bc0705166a8681be02a34484b37ccaa102fb86f567eedfca315e462d195e6e5627b2bb00a19b9faa95eda7ec9835040044cfe7ca5cd29b7

  • \Users\Admin\AppData\Local\Temp\871dd1a75e5557157a81c4064f8b4560b59d006d5469608b10c57c2808219cc6.dll
    MD5

    b582ac8c2fa291d7f9be4070fd8204c0

    SHA1

    a6a19e130e65a05dc765f8410dec410fd707ea5f

    SHA256

    05935ae47c3000ddd57f3685f31252a047448b5cb747a37dab0d69c43f5c89c7

    SHA512

    e5c0df0b5e817a036bc0705166a8681be02a34484b37ccaa102fb86f567eedfca315e462d195e6e5627b2bb00a19b9faa95eda7ec9835040044cfe7ca5cd29b7

  • memory/944-11-0x0000000000000000-mapping.dmp
  • memory/1348-9-0x0000000000000000-mapping.dmp
  • memory/1376-7-0x0000000000000000-mapping.dmp
  • memory/1540-3-0x0000000000080000-0x0000000000082000-memory.dmp
    Filesize

    8KB

  • memory/1540-5-0x0000000000000000-mapping.dmp
  • memory/1540-8-0x00000000000D0000-0x00000000000F1000-memory.dmp
    Filesize

    132KB

  • memory/2020-2-0x0000000000000000-mapping.dmp
  • memory/2020-4-0x00000000002D0000-0x00000000002F1000-memory.dmp
    Filesize

    132KB

  • memory/2020-6-0x0000000010000000-0x0000000010021000-memory.dmp
    Filesize

    132KB