Analysis

  • max time kernel
    131s
  • max time network
    123s
  • platform
    windows10_x64
  • resource
    win10v20201028
  • submitted
    25-11-2020 08:14

General

  • Target

    f01877dc957f31702ff592478646c66b44abb7c02d40f20031de3a7b98b28e2b.dll

  • Size

    251KB

  • MD5

    e7771e1f733795ab3ec5add74bc9f73e

  • SHA1

    70fcfef8f69f168d85eecd70765e8365b7863068

  • SHA256

    f01877dc957f31702ff592478646c66b44abb7c02d40f20031de3a7b98b28e2b

  • SHA512

    724f83bb0cf8e99c885c26ace610f0619c0c5b27fa285b3cee258b9ac094da63441796192924b1cbeaac853908588359fe6f30743d0a12ea35895a1a8120b58b

Malware Config

Extracted

Family

qakbot

Botnet

abc100

Campaign

1606207839

C2

37.6.223.237:995

2.51.246.190:995

37.211.86.156:443

42.201.228.106:995

50.29.166.232:995

102.185.58.126:443

81.133.234.36:2222

2.50.89.158:995

79.166.83.103:2222

173.245.152.231:443

2.86.41.23:2222

93.151.180.170:61202

24.179.13.119:443

24.152.219.253:995

105.198.236.99:443

24.205.42.241:443

176.58.132.212:2222

151.73.126.156:443

94.52.68.72:443

47.146.169.85:443

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\f01877dc957f31702ff592478646c66b44abb7c02d40f20031de3a7b98b28e2b.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:504
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\f01877dc957f31702ff592478646c66b44abb7c02d40f20031de3a7b98b28e2b.dll,#1
      2⤵
      • Checks SCSI registry key(s)
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: MapViewOfSection
      • Suspicious use of WriteProcessMemory
      PID:1744
      • C:\Windows\SysWOW64\explorer.exe
        C:\Windows\SysWOW64\explorer.exe
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:2700
        • C:\Windows\SysWOW64\schtasks.exe
          "C:\Windows\system32\schtasks.exe" /Create /RU "NT AUTHORITY\SYSTEM" /tn jfoqnxxq /tr "regsvr32.exe -s \"C:\Users\Admin\AppData\Local\Temp\f01877dc957f31702ff592478646c66b44abb7c02d40f20031de3a7b98b28e2b.dll\"" /SC ONCE /Z /ST 09:19 /ET 09:31
          4⤵
          • Creates scheduled task(s)
          PID:3144
  • \??\c:\windows\system32\regsvr32.exe
    regsvr32.exe -s "C:\Users\Admin\AppData\Local\Temp\f01877dc957f31702ff592478646c66b44abb7c02d40f20031de3a7b98b28e2b.dll"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2908
    • C:\Windows\SysWOW64\regsvr32.exe
      -s "C:\Users\Admin\AppData\Local\Temp\f01877dc957f31702ff592478646c66b44abb7c02d40f20031de3a7b98b28e2b.dll"
      2⤵
      • Loads dropped DLL
      PID:2996
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 2996 -s 596
        3⤵
        • Program crash
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:1232

Network

MITRE ATT&CK Matrix ATT&CK v6

Execution

Scheduled Task

1
T1053

Persistence

Scheduled Task

1
T1053

Privilege Escalation

Scheduled Task

1
T1053

Discovery

Query Registry

1
T1012

Peripheral Device Discovery

1
T1120

System Information Discovery

1
T1082

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\f01877dc957f31702ff592478646c66b44abb7c02d40f20031de3a7b98b28e2b.dll
    MD5

    24764be2f67ac6a479df84bf6f55753f

    SHA1

    f04ad536de9826269770231b212108426d3227eb

    SHA256

    588523d0b1c4a2f19b07098b06bf7fcc33ae19739a7b9d9d888b390ccb8d1497

    SHA512

    c7180968ded64f9959c165509ae8e9e695cc9a23879a5e0c927c35b72af2798a01be064426fd71cb95cd48ba7b214c0f6874c24299e4bd90681548db8fe522f0

  • \Users\Admin\AppData\Local\Temp\f01877dc957f31702ff592478646c66b44abb7c02d40f20031de3a7b98b28e2b.dll
    MD5

    24764be2f67ac6a479df84bf6f55753f

    SHA1

    f04ad536de9826269770231b212108426d3227eb

    SHA256

    588523d0b1c4a2f19b07098b06bf7fcc33ae19739a7b9d9d888b390ccb8d1497

    SHA512

    c7180968ded64f9959c165509ae8e9e695cc9a23879a5e0c927c35b72af2798a01be064426fd71cb95cd48ba7b214c0f6874c24299e4bd90681548db8fe522f0

  • memory/1232-8-0x0000000002D70000-0x0000000002D71000-memory.dmp
    Filesize

    4KB

  • memory/1232-10-0x00000000036F0000-0x00000000036F1000-memory.dmp
    Filesize

    4KB

  • memory/1744-0-0x0000000000000000-mapping.dmp
  • memory/1744-1-0x0000000004A10000-0x0000000004A30000-memory.dmp
    Filesize

    128KB

  • memory/2700-2-0x0000000000000000-mapping.dmp
  • memory/2700-4-0x0000000000580000-0x00000000005A0000-memory.dmp
    Filesize

    128KB

  • memory/2996-6-0x0000000000000000-mapping.dmp
  • memory/2996-9-0x0000000000000000-mapping.dmp
  • memory/3144-3-0x0000000000000000-mapping.dmp