Resubmissions

28-12-2022 20:37

221228-zea5taef5v 10

13-07-2021 12:27

210713-cvc55ag4yn 10

25-02-2021 06:56

210225-dwftz9jkjn 10

04-11-2019 11:15

191104-athqk1tjxn 10

Analysis

  • max time kernel
    134s
  • max time network
    105s
  • platform
    windows10_x64
  • resource
    win10v20201028
  • submitted
    25-02-2021 06:56

General

  • Target

    update2.exe

  • Size

    746KB

  • MD5

    0bfb4a1efbb20a7291fcc022dec7d58b

  • SHA1

    faec2a0afe296224f980ac059cf63f18eba800ce

  • SHA256

    73ae67036a0d291c18208037010de359520cd613dda2f9eabfde3fec5558324f

  • SHA512

    eae0e585ef29f56f27da897783ec582b228124437a6355cfd7b56be229558913dfd87d3005482c0fe54ba8f5e79fb1d50f869bd0e619b0ca7318ac055c62b425

Malware Config

Extracted

Family

qakbot

Campaign

1572863946

Credentials

  • Protocol:
    ftp
  • Host:
    192.185.5.208
  • Port:
    21
  • Username:
    [email protected]
  • Password:
    NxdkxAp4dUsY

  • Protocol:
    ftp
  • Host:
    162.241.218.118
  • Port:
    21
  • Username:
    [email protected]
  • Password:
    EcOV0DyGVgVN

  • Protocol:
    ftp
  • Host:
    69.89.31.139
  • Port:
    21
  • Username:
    [email protected]
  • Password:
    fcR7OvyLrMW6!

  • Protocol:
    ftp
  • Host:
    169.207.67.14
  • Port:
    21
  • Username:
    [email protected]
  • Password:
    eQyicNLzzqPN
C2

112.171.126.153:443

67.200.146.98:2222

174.16.234.171:993

71.30.56.170:443

71.77.231.251:443

72.213.98.233:443

2.50.170.151:443

184.180.157.203:2222

96.35.170.82:2222

64.19.74.29:995

104.32.185.213:2222

104.3.91.20:995

173.22.120.11:2222

173.3.132.17:995

74.194.4.181:443

75.131.72.82:443

68.238.144.55:443

100.4.185.8:443

104.34.122.18:443

65.30.12.240:443

Signatures

  • Qakbot/Qbot

    Qbot or Qakbot is a sophisticated worm with banking capabilities.

  • Turns off Windows Defender SpyNet reporting 2 TTPs
  • Windows security bypass 2 TTPs
  • Executes dropped EXE 4 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Checks SCSI registry key(s) 3 TTPs 18 IoCs

    SCSI information is often read in order to detect sandboxing environments.

  • Creates scheduled task(s) 1 TTPs 1 IoCs

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

  • Modifies data under HKEY_USERS 5 IoCs
  • Runs ping.exe 1 TTPs 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 24 IoCs
  • Suspicious behavior: MapViewOfSection 1 IoCs
  • Suspicious use of WriteProcessMemory 46 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\update2.exe
    "C:\Users\Admin\AppData\Local\Temp\update2.exe"
    1⤵
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:1192
    • C:\Users\Admin\AppData\Local\Temp\update2.exe
      C:\Users\Admin\AppData\Local\Temp\update2.exe /C
      2⤵
      • Checks SCSI registry key(s)
      • Suspicious behavior: EnumeratesProcesses
      PID:2120
    • C:\Users\Admin\AppData\Roaming\Microsoft\Gimcyurhpiuz\ouluhaei.exe
      C:\Users\Admin\AppData\Roaming\Microsoft\Gimcyurhpiuz\ouluhaei.exe
      2⤵
      • Executes dropped EXE
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: MapViewOfSection
      • Suspicious use of WriteProcessMemory
      PID:2656
      • C:\Users\Admin\AppData\Roaming\Microsoft\Gimcyurhpiuz\ouluhaei.exe
        C:\Users\Admin\AppData\Roaming\Microsoft\Gimcyurhpiuz\ouluhaei.exe /C
        3⤵
        • Executes dropped EXE
        • Checks SCSI registry key(s)
        • Suspicious behavior: EnumeratesProcesses
        PID:980
      • C:\Windows\SysWOW64\explorer.exe
        C:\Windows\SysWOW64\explorer.exe
        3⤵
        • Adds Run key to start application
        • Suspicious behavior: EnumeratesProcesses
        PID:1456
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\system32\schtasks.exe" /Create /RU "NT AUTHORITY\SYSTEM" /tn cwfuhsl /tr "\"C:\Users\Admin\AppData\Local\Temp\update2.exe\" /I cwfuhsl" /SC ONCE /Z /ST 07:02 /ET 07:14
      2⤵
      • Creates scheduled task(s)
      PID:1108
  • C:\Users\Admin\AppData\Local\Temp\update2.exe
    C:\Users\Admin\AppData\Local\Temp\update2.exe /I cwfuhsl
    1⤵
    • Modifies data under HKEY_USERS
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:3880
    • C:\Windows\system32\reg.exe
      C:\Windows\system32\reg.exe ADD "HKLM\SOFTWARE\Microsoft\Microsoft AntiMalware\SpyNet" /f /t REG_DWORD /v "SpyNetReporting" /d "0"
      2⤵
        PID:3728
      • C:\Windows\system32\reg.exe
        C:\Windows\system32\reg.exe ADD "HKLM\SOFTWARE\Microsoft\Microsoft AntiMalware\SpyNet" /f /t REG_DWORD /v "SubmitSamplesConsent" /d "2"
        2⤵
          PID:636
        • C:\Windows\system32\reg.exe
          C:\Windows\system32\reg.exe ADD "HKLM\SOFTWARE\Wow6432Node\Microsoft AntiMalware\SpyNet" /f /t REG_DWORD /v "SpyNetReporting" /d "0"
          2⤵
            PID:3936
          • C:\Windows\system32\reg.exe
            C:\Windows\system32\reg.exe ADD "HKLM\SOFTWARE\Wow6432Node\Microsoft AntiMalware\SpyNet" /f /t REG_DWORD /v "SubmitSamplesConsent" /d "2"
            2⤵
              PID:500
            • C:\Windows\system32\reg.exe
              C:\Windows\system32\reg.exe ADD "HKLM\SOFTWARE\Microsoft\Windows Defender\SpyNet" /f /t REG_DWORD /v "SpyNetReporting" /d "0"
              2⤵
                PID:2532
              • C:\Windows\system32\reg.exe
                C:\Windows\system32\reg.exe ADD "HKLM\SOFTWARE\Microsoft\Windows Defender\SpyNet" /f /t REG_DWORD /v "SubmitSamplesConsent" /d "2"
                2⤵
                  PID:404
                • C:\Windows\system32\reg.exe
                  C:\Windows\system32\reg.exe ADD "HKLM\SOFTWARE\Wow6432Node\Microsoft\Windows Defender\Spynet" /f /t REG_DWORD /v "SpyNetReporting" /d "0"
                  2⤵
                    PID:1772
                  • C:\Windows\system32\reg.exe
                    C:\Windows\system32\reg.exe ADD "HKLM\SOFTWARE\Wow6432Node\Microsoft\Windows Defender\Spynet" /f /t REG_DWORD /v "SubmitSamplesConsent" /d "2"
                    2⤵
                      PID:1204
                    • 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\Gimcyurhpiuz" /d "0"
                      2⤵
                        PID:2144
                      • C:\Users\Admin\AppData\Roaming\Microsoft\Gimcyurhpiuz\ouluhaei.exe
                        C:\Users\Admin\AppData\Roaming\Microsoft\Gimcyurhpiuz\ouluhaei.exe
                        2⤵
                        • Executes dropped EXE
                        • Suspicious behavior: EnumeratesProcesses
                        • Suspicious use of WriteProcessMemory
                        PID:2108
                        • C:\Users\Admin\AppData\Roaming\Microsoft\Gimcyurhpiuz\ouluhaei.exe
                          C:\Users\Admin\AppData\Roaming\Microsoft\Gimcyurhpiuz\ouluhaei.exe /C
                          3⤵
                          • Executes dropped EXE
                          • Checks SCSI registry key(s)
                          • Suspicious behavior: EnumeratesProcesses
                          PID:776
                      • C:\Windows\System32\cmd.exe
                        "C:\Windows\System32\cmd.exe" /c ping.exe -n 6 127.0.0.1 & type "C:\Windows\System32\calc.exe" > "C:\Users\Admin\AppData\Local\Temp\update2.exe"
                        2⤵
                        • Suspicious use of WriteProcessMemory
                        PID:3736
                        • C:\Windows\system32\PING.EXE
                          ping.exe -n 6 127.0.0.1
                          3⤵
                          • Runs ping.exe
                          PID:3196
                      • C:\Windows\system32\schtasks.exe
                        "C:\Windows\system32\schtasks.exe" /DELETE /F /TN cwfuhsl
                        2⤵
                          PID:3700

                      Network

                      MITRE ATT&CK Enterprise v6

                      Replay Monitor

                      Loading Replay Monitor...

                      Downloads

                      • C:\Users\Admin\AppData\Roaming\Microsoft\Gimcyurhpiuz\ouluhaei.dat

                        MD5

                        d2072a31b217470119e57aef00ca2be4

                        SHA1

                        f1fdb8b757770817d704e9d8a5a8b28cb0be0ed0

                        SHA256

                        74a933d0c5dddb0cec67b686167a088cd8f459ef5318c707780f1a2848a39184

                        SHA512

                        d81b367dc67699defb5a2bbcc086d6d0fd64da25ee7d66bedbd1b31e77fa789b59f6ab3c9091620d92bb9fb38c6a8b31f9f7b8154c4d8765f06927a2be5647ca

                      • C:\Users\Admin\AppData\Roaming\Microsoft\Gimcyurhpiuz\ouluhaei.exe

                        MD5

                        0bfb4a1efbb20a7291fcc022dec7d58b

                        SHA1

                        faec2a0afe296224f980ac059cf63f18eba800ce

                        SHA256

                        73ae67036a0d291c18208037010de359520cd613dda2f9eabfde3fec5558324f

                        SHA512

                        eae0e585ef29f56f27da897783ec582b228124437a6355cfd7b56be229558913dfd87d3005482c0fe54ba8f5e79fb1d50f869bd0e619b0ca7318ac055c62b425

                      • C:\Users\Admin\AppData\Roaming\Microsoft\Gimcyurhpiuz\ouluhaei.exe

                        MD5

                        0bfb4a1efbb20a7291fcc022dec7d58b

                        SHA1

                        faec2a0afe296224f980ac059cf63f18eba800ce

                        SHA256

                        73ae67036a0d291c18208037010de359520cd613dda2f9eabfde3fec5558324f

                        SHA512

                        eae0e585ef29f56f27da897783ec582b228124437a6355cfd7b56be229558913dfd87d3005482c0fe54ba8f5e79fb1d50f869bd0e619b0ca7318ac055c62b425

                      • C:\Users\Admin\AppData\Roaming\Microsoft\Gimcyurhpiuz\ouluhaei.exe

                        MD5

                        0bfb4a1efbb20a7291fcc022dec7d58b

                        SHA1

                        faec2a0afe296224f980ac059cf63f18eba800ce

                        SHA256

                        73ae67036a0d291c18208037010de359520cd613dda2f9eabfde3fec5558324f

                        SHA512

                        eae0e585ef29f56f27da897783ec582b228124437a6355cfd7b56be229558913dfd87d3005482c0fe54ba8f5e79fb1d50f869bd0e619b0ca7318ac055c62b425

                      • C:\Users\Admin\AppData\Roaming\Microsoft\Gimcyurhpiuz\ouluhaei.exe

                        MD5

                        0bfb4a1efbb20a7291fcc022dec7d58b

                        SHA1

                        faec2a0afe296224f980ac059cf63f18eba800ce

                        SHA256

                        73ae67036a0d291c18208037010de359520cd613dda2f9eabfde3fec5558324f

                        SHA512

                        eae0e585ef29f56f27da897783ec582b228124437a6355cfd7b56be229558913dfd87d3005482c0fe54ba8f5e79fb1d50f869bd0e619b0ca7318ac055c62b425

                      • C:\Users\Admin\AppData\Roaming\Microsoft\Gimcyurhpiuz\ouluhaei.exe

                        MD5

                        0bfb4a1efbb20a7291fcc022dec7d58b

                        SHA1

                        faec2a0afe296224f980ac059cf63f18eba800ce

                        SHA256

                        73ae67036a0d291c18208037010de359520cd613dda2f9eabfde3fec5558324f

                        SHA512

                        eae0e585ef29f56f27da897783ec582b228124437a6355cfd7b56be229558913dfd87d3005482c0fe54ba8f5e79fb1d50f869bd0e619b0ca7318ac055c62b425

                      • memory/404-30-0x0000000000000000-mapping.dmp

                      • memory/500-28-0x0000000000000000-mapping.dmp

                      • memory/636-26-0x0000000000000000-mapping.dmp

                      • memory/776-45-0x0000000002900000-0x0000000002901000-memory.dmp

                        Filesize

                        4KB

                      • memory/776-41-0x0000000000000000-mapping.dmp

                      • memory/980-18-0x00000000028D0000-0x00000000028D1000-memory.dmp

                        Filesize

                        4KB

                      • memory/980-14-0x0000000000000000-mapping.dmp

                      • memory/1108-12-0x0000000000000000-mapping.dmp

                      • memory/1192-2-0x0000000000400000-0x00000000004C1000-memory.dmp

                        Filesize

                        772KB

                      • memory/1192-3-0x0000000002380000-0x0000000002412000-memory.dmp

                        Filesize

                        584KB

                      • memory/1204-32-0x0000000000000000-mapping.dmp

                      • memory/1456-22-0x00000000055E0000-0x0000000005621000-memory.dmp

                        Filesize

                        260KB

                      • memory/1456-21-0x0000000003660000-0x00000000036F2000-memory.dmp

                        Filesize

                        584KB

                      • memory/1456-19-0x0000000000000000-mapping.dmp

                      • memory/1772-31-0x0000000000000000-mapping.dmp

                      • memory/2108-34-0x0000000000000000-mapping.dmp

                      • memory/2120-7-0x0000000002920000-0x0000000002921000-memory.dmp

                        Filesize

                        4KB

                      • memory/2120-4-0x0000000000000000-mapping.dmp

                      • memory/2144-33-0x0000000000000000-mapping.dmp

                      • memory/2532-29-0x0000000000000000-mapping.dmp

                      • memory/2656-8-0x0000000000000000-mapping.dmp

                      • memory/3196-40-0x0000000000000000-mapping.dmp

                      • memory/3700-39-0x0000000000000000-mapping.dmp

                      • memory/3728-25-0x0000000000000000-mapping.dmp

                      • memory/3736-38-0x0000000000000000-mapping.dmp

                      • memory/3880-23-0x0000000000400000-0x00000000004C1000-memory.dmp

                        Filesize

                        772KB

                      • memory/3936-27-0x0000000000000000-mapping.dmp