Analysis

  • max time kernel
    150s
  • max time network
    147s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20221111-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system
  • submitted
    22-11-2022 23:20

General

  • Target

    muuopzfn.dll

  • Size

    421KB

  • MD5

    c59c67fe5908c2cf67d2a7baf548d317

  • SHA1

    799f21200be5b863b2e0111185e6b1e11ddddfbd

  • SHA256

    0f0ee6558b84cbf678049bc076475122e93b1a0e07eef6bf1a4cd1daaf946f22

  • SHA512

    f6c792404a3cc0f9944da792f2ac3d27052ca721192c675c2512045ed61904cc22dfc32d2d322418d6c9d90a5e7cde6c7c047b8f12a547ca84d3c341afce57df

  • SSDEEP

    12288:Pkpde329VEdv++607q6YP4uo7N9BIegv8JowUShUPw:Pudy29ChzEopQ0Uw

Malware Config

Extracted

Family

qakbot

Version

404.20

Botnet

BB05

Campaign

1667294768

C2

136.232.184.134:995

65.20.175.208:443

78.161.38.242:443

154.247.31.51:993

50.68.204.71:993

154.247.31.51:995

154.247.31.51:32103

50.68.204.71:995

142.161.120.116:2222

84.35.26.14:995

174.0.224.214:443

181.164.194.228:443

58.247.115.126:995

74.92.243.113:995

74.92.243.113:50000

149.126.159.224:443

68.146.18.15:443

182.66.197.35:443

216.82.134.218:443

186.64.67.44:443

Attributes
  • salt

    SoNuce]ugdiB3c[doMuce2s81*uXmcvP

Signatures

  • Qakbot/Qbot

    Qbot or Qakbot is a sophisticated worm with banking capabilities.

  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious behavior: MapViewOfSection 1 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Windows\system32\regsvr32.exe
    regsvr32 /s C:\Users\Admin\AppData\Local\Temp\muuopzfn.dll
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:4448
    • C:\Windows\SysWOW64\regsvr32.exe
      /s C:\Users\Admin\AppData\Local\Temp\muuopzfn.dll
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: MapViewOfSection
      • Suspicious use of WriteProcessMemory
      PID:992
      • C:\Windows\SysWOW64\wermgr.exe
        C:\Windows\SysWOW64\wermgr.exe
        3⤵
        • Suspicious behavior: EnumeratesProcesses
        PID:3592

Network

MITRE ATT&CK Matrix

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/992-132-0x0000000000000000-mapping.dmp

  • memory/992-133-0x0000000002CF0000-0x0000000002D1C000-memory.dmp

    Filesize

    176KB

  • memory/992-134-0x0000000002D20000-0x0000000002D4A000-memory.dmp

    Filesize

    168KB

  • memory/992-136-0x0000000002D20000-0x0000000002D4A000-memory.dmp

    Filesize

    168KB

  • memory/3592-135-0x0000000000000000-mapping.dmp

  • memory/3592-137-0x0000000000CE0000-0x0000000000D0A000-memory.dmp

    Filesize

    168KB

  • memory/3592-138-0x0000000000CE0000-0x0000000000D0A000-memory.dmp

    Filesize

    168KB