Resubmissions

09-12-2022 20:56

221209-zq79pahb41 10

01-12-2022 18:24

221201-w17jcsbb8t 10

Analysis

  • max time kernel
    683s
  • max time network
    660s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20221111-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system
  • submitted
    09-12-2022 20:56

General

  • Target

    BF.vbs

  • Size

    178B

  • MD5

    c7a525683fce9af179dd75e119b50e60

  • SHA1

    77b587a1c8ed15b9b09f74dc2e902b39cd0b434d

  • SHA256

    1eed84a2e5619330ef135e563586976e810526c4259a17a7b506a88b3dd9c003

  • SHA512

    5b503c0140bc26318027b4d1ed24405fc3cc0c79a82258910bfd6fcec25c52ed0883c55504b5ec456564f11af789a2d8c78cfc58d5586b20621f2f5b4446637e

Malware Config

Extracted

Family

qakbot

Version

404.46

Botnet

BB08

Campaign

1669628564

C2

98.147.155.235:443

85.52.73.34:2222

75.158.15.211:443

2.91.184.252:995

92.106.70.62:2222

85.152.152.46:443

86.159.48.25:2222

217.128.91.196:2222

92.11.189.236:2222

83.92.85.93:443

2.83.62.105:443

93.24.192.142:20

76.20.42.45:443

24.64.114.59:2078

73.36.196.11:443

130.43.99.103:995

172.117.139.142:995

100.16.107.117:443

12.172.173.82:22

176.151.15.101:443

Attributes
  • salt

    SoNuce]ugdiB3c[doMuce2s81*uXmcvP

Signatures

  • Qakbot/Qbot

    Qbot or Qakbot is a sophisticated worm with banking capabilities.

  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Loads dropped DLL 1 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

  • Discovers systems in the same network 1 TTPs 1 IoCs
  • Gathers network information 2 TTPs 2 IoCs

    Uses commandline utility to view network configuration.

  • Runs net.exe
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious behavior: MapViewOfSection 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 30 IoCs
  • Suspicious use of WriteProcessMemory 47 IoCs

Processes

  • C:\Windows\System32\WScript.exe
    "C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Local\Temp\BF.vbs"
    1⤵
    • Checks computer location settings
    • Suspicious use of WriteProcessMemory
    PID:3112
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass teased\\abscissa.ps1
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:4200
      • C:\Windows\SysWOW64\rundll32.exe
        "C:\Windows\system32\rundll32.exe" C:\users\public\sievedStar.txt DrawThemeIcon
        3⤵
        • Loads dropped DLL
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious behavior: MapViewOfSection
        • Suspicious use of WriteProcessMemory
        PID:4748
        • C:\Windows\SysWOW64\wermgr.exe
          C:\Windows\SysWOW64\wermgr.exe
          4⤵
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of WriteProcessMemory
          PID:3540
          • C:\Windows\SysWOW64\net.exe
            net view
            5⤵
            • Discovers systems in the same network
            PID:4628
          • C:\Windows\SysWOW64\cmd.exe
            cmd /c set
            5⤵
              PID:4816
            • C:\Windows\SysWOW64\arp.exe
              arp -a
              5⤵
                PID:1404
              • C:\Windows\SysWOW64\ipconfig.exe
                ipconfig /all
                5⤵
                • Gathers network information
                PID:2364
              • C:\Windows\SysWOW64\nslookup.exe
                nslookup -querytype=ALL -timeout=12 _ldap._tcp.dc._msdcs.WORKGROUP
                5⤵
                  PID:4908
                • C:\Windows\SysWOW64\net.exe
                  net share
                  5⤵
                  • Suspicious use of WriteProcessMemory
                  PID:1180
                  • C:\Windows\SysWOW64\net1.exe
                    C:\Windows\system32\net1 share
                    6⤵
                      PID:3932
                  • C:\Windows\SysWOW64\route.exe
                    route print
                    5⤵
                      PID:4424
                    • C:\Windows\SysWOW64\netstat.exe
                      netstat -nao
                      5⤵
                      • Gathers network information
                      • Suspicious use of AdjustPrivilegeToken
                      PID:4580
                    • C:\Windows\SysWOW64\net.exe
                      net localgroup
                      5⤵
                      • Suspicious use of WriteProcessMemory
                      PID:3276
                      • C:\Windows\SysWOW64\net1.exe
                        C:\Windows\system32\net1 localgroup
                        6⤵
                          PID:5092
                      • C:\Windows\SysWOW64\whoami.exe
                        whoami /all
                        5⤵
                        • Suspicious use of AdjustPrivilegeToken
                        PID:4820
              • C:\Windows\system32\msiexec.exe
                C:\Windows\system32\msiexec.exe /V
                1⤵
                • Suspicious use of AdjustPrivilegeToken
                PID:1760

              Network

              MITRE ATT&CK Matrix ATT&CK v6

              Execution

              Command-Line Interface

              1
              T1059

              Discovery

              Query Registry

              1
              T1012

              System Information Discovery

              3
              T1082

              Remote System Discovery

              1
              T1018

              Replay Monitor

              Loading Replay Monitor...

              Downloads

              • C:\Users\Public\sievedStar.txt
                Filesize

                725KB

                MD5

                b2932136a69d73141ff3c9f4bf5db08a

                SHA1

                9f2a1b6eef7e6502fe9a401ef5b31d4eebac7334

                SHA256

                a54202a4983e1594f9e3a62380fc353d6225d9becc086a9ac89fdca773516e00

                SHA512

                180eedea872924c1809234d54774f72b7ed6a99f3375e82e30a95b879beed10d50dfff45fa4f2d654a0201868239957cfc11a6df6f0d3a9b07b133b803e8094b

              • C:\users\public\sievedStar.txt
                Filesize

                725KB

                MD5

                b2932136a69d73141ff3c9f4bf5db08a

                SHA1

                9f2a1b6eef7e6502fe9a401ef5b31d4eebac7334

                SHA256

                a54202a4983e1594f9e3a62380fc353d6225d9becc086a9ac89fdca773516e00

                SHA512

                180eedea872924c1809234d54774f72b7ed6a99f3375e82e30a95b879beed10d50dfff45fa4f2d654a0201868239957cfc11a6df6f0d3a9b07b133b803e8094b

              • memory/1180-158-0x0000000000000000-mapping.dmp
              • memory/1404-155-0x0000000000000000-mapping.dmp
              • memory/2364-156-0x0000000000000000-mapping.dmp
              • memory/3276-162-0x0000000000000000-mapping.dmp
              • memory/3540-152-0x0000000000AD0000-0x0000000000AFA000-memory.dmp
                Filesize

                168KB

              • memory/3540-151-0x0000000000AD0000-0x0000000000AFA000-memory.dmp
                Filesize

                168KB

              • memory/3540-149-0x0000000000000000-mapping.dmp
              • memory/3932-159-0x0000000000000000-mapping.dmp
              • memory/4200-140-0x00000000011A0000-0x00000000011BA000-memory.dmp
                Filesize

                104KB

              • memory/4200-137-0x0000000005ED0000-0x0000000005F36000-memory.dmp
                Filesize

                408KB

              • memory/4200-142-0x0000000007ED0000-0x0000000008474000-memory.dmp
                Filesize

                5.6MB

              • memory/4200-141-0x0000000001100000-0x0000000001122000-memory.dmp
                Filesize

                136KB

              • memory/4200-133-0x0000000002D00000-0x0000000002D36000-memory.dmp
                Filesize

                216KB

              • memory/4200-132-0x0000000000000000-mapping.dmp
              • memory/4200-134-0x00000000057A0000-0x0000000005DC8000-memory.dmp
                Filesize

                6.2MB

              • memory/4200-139-0x0000000007880000-0x0000000007916000-memory.dmp
                Filesize

                600KB

              • memory/4200-138-0x0000000006660000-0x000000000667E000-memory.dmp
                Filesize

                120KB

              • memory/4200-135-0x0000000005600000-0x0000000005622000-memory.dmp
                Filesize

                136KB

              • memory/4200-136-0x0000000005720000-0x0000000005786000-memory.dmp
                Filesize

                408KB

              • memory/4424-160-0x0000000000000000-mapping.dmp
              • memory/4580-161-0x0000000000000000-mapping.dmp
              • memory/4628-153-0x0000000000000000-mapping.dmp
              • memory/4748-143-0x0000000000000000-mapping.dmp
              • memory/4748-150-0x0000000002130000-0x000000000215A000-memory.dmp
                Filesize

                168KB

              • memory/4748-148-0x0000000002130000-0x000000000215A000-memory.dmp
                Filesize

                168KB

              • memory/4748-147-0x0000000002130000-0x000000000215A000-memory.dmp
                Filesize

                168KB

              • memory/4748-146-0x0000000002320000-0x0000000002393000-memory.dmp
                Filesize

                460KB

              • memory/4816-154-0x0000000000000000-mapping.dmp
              • memory/4820-164-0x0000000000000000-mapping.dmp
              • memory/4908-157-0x0000000000000000-mapping.dmp
              • memory/5092-163-0x0000000000000000-mapping.dmp