Analysis

  • max time kernel
    150s
  • max time network
    145s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230220-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
  • submitted
    09-05-2023 17:01

General

  • Target

    msfilter_1005.dll

  • Size

    903KB

  • MD5

    d1618372aba92ed60112c6701297c9c7

  • SHA1

    0f71ca46a855cc2cd50e1625b6b90258c7c09a35

  • SHA256

    385306bbbc5c794c1f8232080c6f990b42b88283f32f582e2f4ba906b9308e80

  • SHA512

    dd21d6cbf9dbb596b15e816a26c0e2f476d791811adc27fabfcf50655ee8fc7c30e4497b89dfc72754576422134b6e6946ed4eb82057b32d2c5ff78f9f92f8ea

  • SSDEEP

    24576:xHA2XMYABs772W/8vLj/9sgR+OVnh8gt42vCkzeztwPOfQWyBZPPdhbBF91Xe9g:FMYABC8vLj/2jA8gxZPPdhbBP1O9g

Malware Config

Extracted

Family

qakbot

Version

404.1035

Botnet

BB26

Campaign

1683279184

C2

27.109.19.90:2078

109.56.235.133:443

92.20.204.198:2222

98.145.23.67:443

50.68.204.71:995

151.55.186.41:443

12.172.173.82:21

70.28.50.223:3389

94.59.122.53:2222

12.172.173.82:32101

24.206.27.39:443

91.169.12.198:32100

12.172.173.82:993

2.82.8.80:443

104.35.24.154:443

5.30.216.183:443

50.68.204.71:443

12.172.173.82:995

103.140.174.20:2222

173.88.135.179:443

Attributes
  • salt

    SoNuce]ugdiB3c[doMuce2s81*uXmcvP

Signatures

  • Qakbot/Qbot

    Qbot or Qakbot is a sophisticated worm with banking capabilities.

  • Drops file in System32 directory 1 IoCs
  • Program crash 1 IoCs
  • Runs ping.exe 1 TTPs 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious behavior: MapViewOfSection 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 16 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\msfilter_1005.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2804
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\msfilter_1005.dll,#1
      2⤵
        PID:2188
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 2188 -s 596
          3⤵
          • Program crash
          PID:4724
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 476 -p 2188 -ip 2188
      1⤵
        PID:1148
      • C:\Windows\System32\rundll32.exe
        C:\Windows\System32\rundll32.exe C:\Windows\System32\shell32.dll,SHCreateLocalServerRunDll {9aa46009-3ce0-458a-a354-715610a075e6} -Embedding
        1⤵
          PID:2600
        • C:\Windows\system32\WindowsPowerShell\v1.0\PowerShell.exe
          "PowerShell.exe" -noexit -command Set-Location -literalPath 'C:\Users\Admin\AppData\Local\Temp'
          1⤵
          • Drops file in System32 directory
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          • Suspicious use of WriteProcessMemory
          PID:3776
          • C:\Windows\system32\rundll32.exe
            "C:\Windows\system32\rundll32.exe" .\msfilter_1005.dll,Time
            2⤵
            • Suspicious use of WriteProcessMemory
            PID:3420
            • C:\Windows\SysWOW64\rundll32.exe
              "C:\Windows\system32\rundll32.exe" .\msfilter_1005.dll,Time
              3⤵
              • Suspicious behavior: EnumeratesProcesses
              • Suspicious behavior: MapViewOfSection
              • Suspicious use of WriteProcessMemory
              PID:2728
              • C:\Windows\SysWOW64\wermgr.exe
                C:\Windows\SysWOW64\wermgr.exe
                4⤵
                • Suspicious behavior: EnumeratesProcesses
                • Suspicious use of WriteProcessMemory
                PID:3408
                • C:\Windows\SysWOW64\ping.exe
                  ping -n 3 yahoo.com
                  5⤵
                  • Runs ping.exe
                  PID:2572

        Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_gwbe51li.kw1.ps1

          Filesize

          60B

          MD5

          d17fe0a3f47be24a6453e9ef58c94641

          SHA1

          6ab83620379fc69f80c0242105ddffd7d98d5d9d

          SHA256

          96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

          SHA512

          5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

        • memory/2728-152-0x0000000002C90000-0x0000000002C93000-memory.dmp

          Filesize

          12KB

        • memory/2728-153-0x0000000010000000-0x0000000010024000-memory.dmp

          Filesize

          144KB

        • memory/3408-161-0x0000000000D40000-0x0000000000D64000-memory.dmp

          Filesize

          144KB

        • memory/3408-170-0x0000000000D40000-0x0000000000D64000-memory.dmp

          Filesize

          144KB

        • memory/3408-167-0x0000000000D40000-0x0000000000D64000-memory.dmp

          Filesize

          144KB

        • memory/3408-166-0x0000000000D40000-0x0000000000D64000-memory.dmp

          Filesize

          144KB

        • memory/3408-165-0x0000000000D40000-0x0000000000D64000-memory.dmp

          Filesize

          144KB

        • memory/3408-164-0x0000000000D40000-0x0000000000D64000-memory.dmp

          Filesize

          144KB

        • memory/3408-163-0x0000000000D40000-0x0000000000D64000-memory.dmp

          Filesize

          144KB

        • memory/3408-162-0x0000000000D40000-0x0000000000D64000-memory.dmp

          Filesize

          144KB

        • memory/3776-148-0x0000023938010000-0x0000023938054000-memory.dmp

          Filesize

          272KB

        • memory/3776-160-0x0000023937B00000-0x0000023937B10000-memory.dmp

          Filesize

          64KB

        • memory/3776-159-0x0000023937B00000-0x0000023937B10000-memory.dmp

          Filesize

          64KB

        • memory/3776-158-0x0000023937B00000-0x0000023937B10000-memory.dmp

          Filesize

          64KB

        • memory/3776-150-0x0000023937FE0000-0x0000023937FFE000-memory.dmp

          Filesize

          120KB

        • memory/3776-149-0x00000239380E0000-0x0000023938156000-memory.dmp

          Filesize

          472KB

        • memory/3776-147-0x0000023937B00000-0x0000023937B10000-memory.dmp

          Filesize

          64KB

        • memory/3776-146-0x0000023937B00000-0x0000023937B10000-memory.dmp

          Filesize

          64KB

        • memory/3776-145-0x0000023937B00000-0x0000023937B10000-memory.dmp

          Filesize

          64KB

        • memory/3776-144-0x000002391E3A0000-0x000002391E3C2000-memory.dmp

          Filesize

          136KB