Analysis

  • max time kernel
    135s
  • max time network
    110s
  • platform
    windows10_x64
  • resource
    win10v20201028
  • submitted
    02/12/2020, 09:12

General

  • Target
    904400(1)jpg.dll
  • Size 294KB
  • Sample201202-ec7y8eb15e
  • SHA256 657cce9eaab9e6cdf83ff7020f85ec1634e2a9bd5cb08bbfe5a5daaf2a875dd0
  • MD5 SHA1 SHA512

Malware Config

Extracted

Family
  • qakbot

Botnet
  • abc104

Campaign
  • 1606818862

C2
  • 79.119.124.237:443

  • 87.218.53.206:2222

  • 181.169.88.203:443

  • 82.12.157.95:995

  • 94.49.188.240:443

  • 46.124.107.124:6881

  • 86.122.248.164:2222

  • 83.202.68.220:2222

  • 79.129.216.215:2222

  • 37.21.231.245:995

  • 47.187.49.3:2222

  • 2.90.33.130:443

  • 149.28.98.196:995

  • 149.28.99.97:443

  • 45.63.107.192:995

  • 149.28.98.196:2222

  • 45.63.107.192:2222

  • 74.73.27.35:443

  • 149.28.98.196:443

  • 144.202.38.185:2222

Signatures

  • Qakbot/Qbot

    Qbot or Qakbot is a sophisticated worm with banking capabilities.

  • Loads dropped DLL 1 IoCs
  • Program crash 1 IoCs
  • Checks SCSI registry key(s) 3 TTPs 6 IoCs

    SCSI information is often read in order to detect sandboxing environments.

  • 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 17 IoCs
  • Suspicious behavior: MapViewOfSection 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of WriteProcessMemory 14 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\904400(1)jpg.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:816
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\904400(1)jpg.dll,#1
      2⤵
      • Checks SCSI registry key(s)
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: MapViewOfSection
      • Suspicious use of WriteProcessMemory
      PID:796
      • C:\Windows\SysWOW64\explorer.exe
        C:\Windows\SysWOW64\explorer.exe
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:3188
        • C:\Windows\SysWOW64\schtasks.exe
          "C:\Windows\system32\schtasks.exe" /Create /RU "NT AUTHORITY\SYSTEM" /tn lalefufida /tr "regsvr32.exe -s \"C:\Users\Admin\AppData\Local\Temp\904400(1)jpg.dll\"" /SC ONCE /Z /ST 10:10 /ET 10:22
          4⤵
          • Creates scheduled task(s)
          PID:3876
  • \??\c:\windows\system32\regsvr32.exe
    regsvr32.exe -s "C:\Users\Admin\AppData\Local\Temp\904400(1)jpg.dll"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2120
    • C:\Windows\SysWOW64\regsvr32.exe
      -s "C:\Users\Admin\AppData\Local\Temp\904400(1)jpg.dll"
      2⤵
      • Loads dropped DLL
      PID:2336
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 2336 -s 596
        3⤵
        • Program crash
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:3044

Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

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        Downloads

        memory/796-3-0x0000000002DE0000-0x0000000002E01000-memory.dmp

        memory/3044-10-0x0000000003240000-0x0000000003241000-memory.dmp

        memory/3044-12-0x0000000003760000-0x0000000003761000-memory.dmp

        memory/3188-6-0x0000000000540000-0x0000000000561000-memory.dmp