Analysis

  • max time kernel
    64s
  • max time network
    152s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    26/02/2024, 21:35

General

  • Target
    a27df79ba5f04d6a09189e6d01c301e6ddbf082c67c2853ec2f4bbfdf2b51a56.dll
  • Size 1.5MB
  • Sample240226-1fe1tsge92
  • SHA256 a27df79ba5f04d6a09189e6d01c301e6ddbf082c67c2853ec2f4bbfdf2b51a56
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Extracted

Family
  • qakbot

Version
  • 403.573

Botnet
  • AA

Campaign
  • 1651135890

C2
  • 149.135.101.20:443

  • 103.139.243.207:990

  • 1.161.104.149:995

  • 185.249.85.175:443

  • 113.89.5.252:995

  • 202.134.152.2:2222

  • 41.107.132.203:443

  • 191.250.245.193:443

  • 117.248.109.38:21

  • 86.195.158.178:2222

  • 71.13.93.154:2222

  • 45.9.20.200:443

  • 103.87.95.133:2222

  • 173.174.216.62:443

  • 187.58.79.229:993

  • 203.122.46.130:443

  • 32.221.224.140:995

  • 175.145.235.37:443

  • 81.155.87.247:2078

  • 140.82.63.183:443

Attributes
  • salt

    jHxastDcds)oMc=jvh7wdUhxcsdt2

Signatures

  • Qakbot/Qbot

    Qbot or Qakbot is a sophisticated worm with banking capabilities.

  • Program crash 1 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\a27df79ba5f04d6a09189e6d01c301e6ddbf082c67c2853ec2f4bbfdf2b51a56.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:4916
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\a27df79ba5f04d6a09189e6d01c301e6ddbf082c67c2853ec2f4bbfdf2b51a56.dll,#1
      2⤵
        PID:4140
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 4140 -s 684
          3⤵
          • Program crash
          PID:3944
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 452 -p 4140 -ip 4140
      1⤵
        PID:3940

      Network

            MITRE ATT&CK Matrix

            Replay Monitor

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            Downloads

            memory/4140-0-0x0000000000D60000-0x0000000000EDC000-memory.dmp

            memory/4140-1-0x0000000000730000-0x0000000000731000-memory.dmp

            memory/4140-2-0x0000000002940000-0x00000000029CA000-memory.dmp

            memory/4140-3-0x0000000002A60000-0x0000000002AEF000-memory.dmp

            memory/4140-6-0x0000000002A60000-0x0000000002AEF000-memory.dmp

            memory/4140-4-0x0000000002A60000-0x0000000002AEF000-memory.dmp

            memory/4140-7-0x0000000000D60000-0x0000000000EDC000-memory.dmp

            memory/4140-8-0x0000000002940000-0x00000000029CA000-memory.dmp