Analysis

  • max time kernel
    118s
  • max time network
    122s
  • platform
    windows7_x64
  • resource
    win7-20241010-en
  • resource tags

    arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
  • submitted
    22-11-2024 15:15

General

  • Target

    3c7b19ab8e40e2ed803d0d3adada6eebc5f18a970c8093f8f8e8ca1a552a2573.dll

  • Size

    1.6MB

  • MD5

    8823100dee1a4504843572e377a6ff7a

  • SHA1

    5646e3ee6bf1fdf57abe2b5df51109888e54cd44

  • SHA256

    3c7b19ab8e40e2ed803d0d3adada6eebc5f18a970c8093f8f8e8ca1a552a2573

  • SHA512

    c7adfcff9ef8cccee3b7bafddb9573da6ac646b0dfec4bf4104fb7e46aeb21d5b6c4673a74c48b4354f0952afc44f29dd80f40033257cbd6e6b39bed44eac88d

  • SSDEEP

    24576:b9mB+XxJ7zUqNS8KqCx2ffNrC0O60+bPzTk1wK7TpKsBf:bUBav7zbS8pCx2fftCv6JLwJ7FKsBf

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 2 IoCs
  • Suspicious behavior: MapViewOfSection 2 IoCs
  • Suspicious use of WriteProcessMemory 43 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\3c7b19ab8e40e2ed803d0d3adada6eebc5f18a970c8093f8f8e8ca1a552a2573.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2500
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\3c7b19ab8e40e2ed803d0d3adada6eebc5f18a970c8093f8f8e8ca1a552a2573.dll,#1
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: MapViewOfSection
      • Suspicious use of WriteProcessMemory
      PID:2776
      • C:\Windows\SysWOW64\explorer.exe
        C:\Windows\SysWOW64\explorer.exe
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:2784
        • C:\Windows\SysWOW64\schtasks.exe
          "C:\Windows\system32\schtasks.exe" /Create /RU "NT AUTHORITY\SYSTEM" /tn kugmijjurr /tr "regsvr32.exe -s \"C:\Users\Admin\AppData\Local\Temp\3c7b19ab8e40e2ed803d0d3adada6eebc5f18a970c8093f8f8e8ca1a552a2573.dll\"" /SC ONCE /Z /ST 15:17 /ET 15:29
          4⤵
          • System Location Discovery: System Language Discovery
          • Scheduled Task/Job: Scheduled Task
          PID:3012
  • C:\Windows\system32\taskeng.exe
    taskeng.exe {F9596CF0-0551-41FF-8607-CD16D95F3A5E} S-1-5-18:NT AUTHORITY\System:Service:
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:3036
    • C:\Windows\system32\regsvr32.exe
      regsvr32.exe -s "C:\Users\Admin\AppData\Local\Temp\3c7b19ab8e40e2ed803d0d3adada6eebc5f18a970c8093f8f8e8ca1a552a2573.dll"
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:2628
      • C:\Windows\SysWOW64\regsvr32.exe
        -s "C:\Users\Admin\AppData\Local\Temp\3c7b19ab8e40e2ed803d0d3adada6eebc5f18a970c8093f8f8e8ca1a552a2573.dll"
        3⤵
        • Loads dropped DLL
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious behavior: MapViewOfSection
        • Suspicious use of WriteProcessMemory
        PID:1484
        • C:\Windows\SysWOW64\explorer.exe
          C:\Windows\SysWOW64\explorer.exe
          4⤵
          • System Location Discovery: System Language Discovery
          • Modifies data under HKEY_USERS
          • Suspicious use of WriteProcessMemory
          PID:1188
          • 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\Wqldtngyl" /d "0"
            5⤵
            • Windows security bypass
            PID:2168
          • 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\Ewvyhzyttu" /d "0"
            5⤵
            • Windows security bypass
            PID:2156

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\3c7b19ab8e40e2ed803d0d3adada6eebc5f18a970c8093f8f8e8ca1a552a2573.dll

    Filesize

    1.6MB

    MD5

    8823100dee1a4504843572e377a6ff7a

    SHA1

    5646e3ee6bf1fdf57abe2b5df51109888e54cd44

    SHA256

    3c7b19ab8e40e2ed803d0d3adada6eebc5f18a970c8093f8f8e8ca1a552a2573

    SHA512

    c7adfcff9ef8cccee3b7bafddb9573da6ac646b0dfec4bf4104fb7e46aeb21d5b6c4673a74c48b4354f0952afc44f29dd80f40033257cbd6e6b39bed44eac88d

  • memory/1188-28-0x00000000000D0000-0x00000000000F1000-memory.dmp

    Filesize

    132KB

  • memory/1188-29-0x00000000000D0000-0x00000000000F1000-memory.dmp

    Filesize

    132KB

  • memory/1188-30-0x00000000000D0000-0x00000000000F1000-memory.dmp

    Filesize

    132KB

  • memory/1484-22-0x00000000745D0000-0x000000007477B000-memory.dmp

    Filesize

    1.7MB

  • memory/1484-21-0x00000000745D0000-0x000000007477B000-memory.dmp

    Filesize

    1.7MB

  • memory/1484-26-0x00000000745D0000-0x000000007477B000-memory.dmp

    Filesize

    1.7MB

  • memory/2776-1-0x0000000075190000-0x0000000075196000-memory.dmp

    Filesize

    24KB

  • memory/2776-9-0x0000000075000000-0x00000000751AB000-memory.dmp

    Filesize

    1.7MB

  • memory/2776-0-0x0000000075000000-0x00000000751AB000-memory.dmp

    Filesize

    1.7MB

  • memory/2776-2-0x0000000075000000-0x00000000751AB000-memory.dmp

    Filesize

    1.7MB

  • memory/2776-3-0x0000000075000000-0x00000000751AB000-memory.dmp

    Filesize

    1.7MB

  • memory/2784-5-0x0000000000080000-0x0000000000082000-memory.dmp

    Filesize

    8KB

  • memory/2784-16-0x00000000000D0000-0x00000000000F1000-memory.dmp

    Filesize

    132KB

  • memory/2784-14-0x00000000000D0000-0x00000000000F1000-memory.dmp

    Filesize

    132KB

  • memory/2784-13-0x00000000000D0000-0x00000000000F1000-memory.dmp

    Filesize

    132KB

  • memory/2784-12-0x00000000000D0000-0x00000000000F1000-memory.dmp

    Filesize

    132KB

  • memory/2784-7-0x00000000000D0000-0x00000000000F1000-memory.dmp

    Filesize

    132KB