Analysis

  • max time kernel
    97s
  • max time network
    94s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    28-11-2024 21:23

General

  • Target

    d3d897fd4e8e0d4778e3a560339d22090ee58147894d30e425548018e356987eN.dll

  • Size

    1.6MB

  • MD5

    ac4264db143bd7eeacd1b7feaaa56620

  • SHA1

    8b29cd8712933385c644711ed389af140efc309c

  • SHA256

    d3d897fd4e8e0d4778e3a560339d22090ee58147894d30e425548018e356987e

  • SHA512

    d61f1d896e36bf2928f078e36476c4ae5c1acd5f4ef4dc9bad234b88a1f14273ac422bdf8e98f531b46bf01f726a6f378c58356946ed031c878071cfd95642a0

  • SSDEEP

    24576:29mB+XxJ7zUqNS8KqCx2ffNrC0O60+bPzTk1wK7TpKs99:2UBav7zbS8JCx2fftCv6JLwJ7FKs99

Malware Config

Extracted

Family

qakbot

Version

402.363

Botnet

tr

Campaign

1634541613

C2

120.150.218.241:995

24.119.214.7:443

103.143.8.71:443

81.241.252.59:2078

81.250.153.227:2222

174.54.193.186:443

73.52.50.32:443

39.49.122.240:995

86.220.112.26:2222

103.82.211.39:465

78.191.38.33:995

216.201.162.158:443

181.118.183.94:443

66.177.215.152:0

208.78.220.143:443

94.200.181.154:443

136.232.34.70:443

136.143.11.232:443

81.213.59.22:443

103.82.211.39:990

Attributes
  • salt

    jHxastDcds)oMc=jvh7wdUhxcsdt2

Signatures

  • Qakbot family
  • Qakbot/Qbot

    Qbot or Qakbot is a sophisticated worm with banking capabilities.

  • Windows security bypass 2 TTPs 4 IoCs
  • Loads dropped DLL 1 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 5 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Modifies data under HKEY_USERS 10 IoCs
  • Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious behavior: MapViewOfSection 2 IoCs
  • Suspicious use of WriteProcessMemory 23 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\d3d897fd4e8e0d4778e3a560339d22090ee58147894d30e425548018e356987eN.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:4588
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\d3d897fd4e8e0d4778e3a560339d22090ee58147894d30e425548018e356987eN.dll,#1
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: MapViewOfSection
      • Suspicious use of WriteProcessMemory
      PID:4332
      • C:\Windows\SysWOW64\explorer.exe
        C:\Windows\SysWOW64\explorer.exe
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:864
        • C:\Windows\SysWOW64\schtasks.exe
          "C:\Windows\system32\schtasks.exe" /Create /RU "NT AUTHORITY\SYSTEM" /tn ejmohhonzd /tr "regsvr32.exe -s \"C:\Users\Admin\AppData\Local\Temp\d3d897fd4e8e0d4778e3a560339d22090ee58147894d30e425548018e356987eN.dll\"" /SC ONCE /Z /ST 21:25 /ET 21:37
          4⤵
          • System Location Discovery: System Language Discovery
          • Scheduled Task/Job: Scheduled Task
          PID:1084
  • C:\Windows\system32\regsvr32.exe
    regsvr32.exe -s "C:\Users\Admin\AppData\Local\Temp\d3d897fd4e8e0d4778e3a560339d22090ee58147894d30e425548018e356987eN.dll"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1132
    • C:\Windows\SysWOW64\regsvr32.exe
      -s "C:\Users\Admin\AppData\Local\Temp\d3d897fd4e8e0d4778e3a560339d22090ee58147894d30e425548018e356987eN.dll"
      2⤵
      • Loads dropped DLL
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: MapViewOfSection
      • Suspicious use of WriteProcessMemory
      PID:4772
      • C:\Windows\SysWOW64\explorer.exe
        C:\Windows\SysWOW64\explorer.exe
        3⤵
        • System Location Discovery: System Language Discovery
        • Modifies data under HKEY_USERS
        • Suspicious use of WriteProcessMemory
        PID:3732
        • C:\Windows\system32\reg.exe
          C:\Windows\system32\reg.exe ADD "HKLM\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths" /f /t REG_DWORD /v "C:\ProgramData\Microsoft\Eohclji" /d "0"
          4⤵
          • Windows security bypass
          PID:2148
        • C:\Windows\system32\reg.exe
          C:\Windows\system32\reg.exe ADD "HKLM\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths" /f /t REG_DWORD /v "C:\Users\Admin\AppData\Roaming\Microsoft\Ezsucnc" /d "0"
          4⤵
          • Windows security bypass
          PID:1636

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\d3d897fd4e8e0d4778e3a560339d22090ee58147894d30e425548018e356987eN.dll

    Filesize

    1.6MB

    MD5

    ac4264db143bd7eeacd1b7feaaa56620

    SHA1

    8b29cd8712933385c644711ed389af140efc309c

    SHA256

    d3d897fd4e8e0d4778e3a560339d22090ee58147894d30e425548018e356987e

    SHA512

    d61f1d896e36bf2928f078e36476c4ae5c1acd5f4ef4dc9bad234b88a1f14273ac422bdf8e98f531b46bf01f726a6f378c58356946ed031c878071cfd95642a0

  • memory/864-10-0x00000000012C0000-0x00000000012E1000-memory.dmp

    Filesize

    132KB

  • memory/864-11-0x00000000012C0000-0x00000000012E1000-memory.dmp

    Filesize

    132KB

  • memory/864-9-0x00000000012C0000-0x00000000012E1000-memory.dmp

    Filesize

    132KB

  • memory/864-5-0x00000000012C0000-0x00000000012E1000-memory.dmp

    Filesize

    132KB

  • memory/864-13-0x00000000012C0000-0x00000000012E1000-memory.dmp

    Filesize

    132KB

  • memory/3732-22-0x0000000000CC0000-0x0000000000CE1000-memory.dmp

    Filesize

    132KB

  • memory/3732-23-0x0000000000CC0000-0x0000000000CE1000-memory.dmp

    Filesize

    132KB

  • memory/3732-24-0x0000000000CC0000-0x0000000000CE1000-memory.dmp

    Filesize

    132KB

  • memory/4332-3-0x0000000075070000-0x000000007521B000-memory.dmp

    Filesize

    1.7MB

  • memory/4332-1-0x0000000075200000-0x0000000075206000-memory.dmp

    Filesize

    24KB

  • memory/4332-2-0x0000000075070000-0x000000007521B000-memory.dmp

    Filesize

    1.7MB

  • memory/4332-6-0x0000000075070000-0x000000007521B000-memory.dmp

    Filesize

    1.7MB

  • memory/4332-0-0x0000000075070000-0x000000007521B000-memory.dmp

    Filesize

    1.7MB

  • memory/4772-17-0x00000000738D0000-0x0000000073A7B000-memory.dmp

    Filesize

    1.7MB

  • memory/4772-18-0x00000000738D0000-0x0000000073A7B000-memory.dmp

    Filesize

    1.7MB

  • memory/4772-20-0x00000000738D0000-0x0000000073A7B000-memory.dmp

    Filesize

    1.7MB