Analysis

  • max time kernel
    150s
  • max time network
    33s
  • platform
    windows7_x64
  • resource
    win7-20230220-en
  • resource tags

    arch:x64arch:x86image:win7-20230220-enlocale:en-usos:windows7-x64system
  • submitted
    01-06-2023 15:42

General

  • Target

    9n3n3f.msi

  • Size

    404KB

  • MD5

    e381e9903abc3b3c725c53838467a257

  • SHA1

    e14b0b365ba6cca98f6f7380617ed1362fee6b89

  • SHA256

    83648865d6015e61bf4c45a3aa17b8ce86951bcfc28a70fe36cfc2f597984c4a

  • SHA512

    d09765cd4e69471b3b7be51c2d0c6c2178c45101fd5bcffbd2cbbd10958596c1eb0653857bf75ae621e064109756b33df6384bd55179f844d760dcf0df41d3ca

  • SSDEEP

    6144:MNVPe+3R6gz8C1psDVw8EAYwzPJLNee9iZiYnCpqvY1dGujAyep5vDhPLu6RAeHE:xxCriEQzPJLNee9Lp1NjAyefvDI6RjE

Malware Config

Extracted

Family

qakbot

Version

404.1346

Botnet

obama266

Campaign

1685611378

C2

24.234.220.88:990

70.28.50.223:2078

96.56.197.26:2083

103.123.223.133:443

83.249.198.100:2222

199.27.66.213:443

90.104.151.37:2222

94.204.202.106:443

72.205.104.134:443

65.95.141.84:2222

82.131.141.209:443

77.126.99.230:443

71.38.155.217:443

205.237.67.69:995

84.215.202.8:443

24.234.220.88:465

76.178.148.107:2222

116.74.163.130:443

70.28.50.223:2087

147.147.30.126:2222

Signatures

  • Qakbot/Qbot

    Qbot or Qakbot is a sophisticated worm with banking capabilities.

  • Loads dropped DLL 4 IoCs
  • Enumerates connected drives 3 TTPs 48 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • Drops file in Windows directory 10 IoCs
  • Modifies data under HKEY_USERS 43 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of FindShellTrayWindow 2 IoCs
  • Suspicious use of WriteProcessMemory 20 IoCs
  • Uses Volume Shadow Copy service COM API

    The Volume Shadow Copy service is used to manage backups/snapshots.

Processes

  • C:\Windows\system32\msiexec.exe
    msiexec.exe /I C:\Users\Admin\AppData\Local\Temp\9n3n3f.msi
    1⤵
    • Enumerates connected drives
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of FindShellTrayWindow
    PID:1204
  • C:\Windows\system32\msiexec.exe
    C:\Windows\system32\msiexec.exe /V
    1⤵
    • Enumerates connected drives
    • Drops file in Windows directory
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2016
    • C:\Windows\system32\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\AdobeAcrobatPDFBrowserPlugin\main.dll,next
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:1756
      • C:\Windows\SysWOW64\rundll32.exe
        rundll32.exe C:\Users\Admin\AppData\Local\AdobeAcrobatPDFBrowserPlugin\main.dll,next
        3⤵
        • Loads dropped DLL
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of WriteProcessMemory
        PID:1932
        • C:\Windows\SysWOW64\wermgr.exe
          C:\Windows\SysWOW64\wermgr.exe
          4⤵
          • Suspicious behavior: EnumeratesProcesses
          PID:1000
    • C:\Windows\system32\wscript.exe
      wscript.exe C:\Users\Admin\AppData\Local\AdobeAcrobatPDFBrowserPlugin\notify.vbs
      2⤵
        PID:428
    • C:\Windows\system32\vssvc.exe
      C:\Windows\system32\vssvc.exe
      1⤵
      • Suspicious use of AdjustPrivilegeToken
      PID:560
    • C:\Windows\system32\DrvInst.exe
      DrvInst.exe "1" "200" "STORAGE\VolumeSnapshot\HarddiskVolumeSnapshot19" "" "" "61530dda3" "0000000000000000" "0000000000000304" "0000000000000508"
      1⤵
      • Drops file in Windows directory
      • Modifies data under HKEY_USERS
      • Suspicious use of AdjustPrivilegeToken
      PID:948

    Network

    MITRE ATT&CK Enterprise v6

    Replay Monitor

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    Downloads

    • C:\Config.Msi\6c653b.rbs

      Filesize

      8KB

      MD5

      07e3a0ae2f81ccb0f737da6434ee9040

      SHA1

      134e0412f16e552ef1d612ef3de48a7add6462a0

      SHA256

      2c2c01afa978448bdd8d9cd1c0d5d9c1df2a7619d64e37e50b8e8993a9e90395

      SHA512

      ed5f28f51c105ef915a005d18fa240381a2a252f92509010a28d827ece0dcc176bb0769b77aeadf06364d10525ad3b0446e7d5374f2a679dd63d838728ab14b2

    • C:\Users\Admin\AppData\Local\AdobeAcrobatPDFBrowserPlugin\main.dll

      Filesize

      752KB

      MD5

      2185add4a967f3d974a73fc9b842633b

      SHA1

      ec64fe7e0409efbf0854c2158569f2f6d6c053a3

      SHA256

      8919918640ed4cf30c6a6a200a7ed768b38d11e247a17266816fa96411404e03

      SHA512

      e9a9b55ead2afbfb15183394ffb949ad253eabcd756f22561d4b1aa4838a64a057d50343c6518c2c940af22e77a0a0dcbe562a3e138d4766838d08fe11af7066

    • C:\Users\Admin\AppData\Local\AdobeAcrobatPDFBrowserPlugin\notify.vbs

      Filesize

      132B

      MD5

      0d4c9f15ce74465c59ae36a27f98c817

      SHA1

      9cce8eefa4d3d9c5e161c5dbb860cfe1489c6b1a

      SHA256

      d24e3399060b51f3a1c9d41a67de2601888a35c99da8db70070d757bb3f1913a

      SHA512

      9bed0eafc2cf2a2360850ca1070ffb04ac14f04c78379485998a93f45012b5c11cc7f6f68129f65b8b5f90437cb965908c6a1bb9d83a56b068d6bde1d5fdad1f

    • C:\Windows\Installer\6c6539.msi

      Filesize

      404KB

      MD5

      e381e9903abc3b3c725c53838467a257

      SHA1

      e14b0b365ba6cca98f6f7380617ed1362fee6b89

      SHA256

      83648865d6015e61bf4c45a3aa17b8ce86951bcfc28a70fe36cfc2f597984c4a

      SHA512

      d09765cd4e69471b3b7be51c2d0c6c2178c45101fd5bcffbd2cbbd10958596c1eb0653857bf75ae621e064109756b33df6384bd55179f844d760dcf0df41d3ca

    • \Users\Admin\AppData\Local\AdobeAcrobatPDFBrowserPlugin\main.dll

      Filesize

      752KB

      MD5

      2185add4a967f3d974a73fc9b842633b

      SHA1

      ec64fe7e0409efbf0854c2158569f2f6d6c053a3

      SHA256

      8919918640ed4cf30c6a6a200a7ed768b38d11e247a17266816fa96411404e03

      SHA512

      e9a9b55ead2afbfb15183394ffb949ad253eabcd756f22561d4b1aa4838a64a057d50343c6518c2c940af22e77a0a0dcbe562a3e138d4766838d08fe11af7066

    • \Users\Admin\AppData\Local\AdobeAcrobatPDFBrowserPlugin\main.dll

      Filesize

      752KB

      MD5

      2185add4a967f3d974a73fc9b842633b

      SHA1

      ec64fe7e0409efbf0854c2158569f2f6d6c053a3

      SHA256

      8919918640ed4cf30c6a6a200a7ed768b38d11e247a17266816fa96411404e03

      SHA512

      e9a9b55ead2afbfb15183394ffb949ad253eabcd756f22561d4b1aa4838a64a057d50343c6518c2c940af22e77a0a0dcbe562a3e138d4766838d08fe11af7066

    • \Users\Admin\AppData\Local\AdobeAcrobatPDFBrowserPlugin\main.dll

      Filesize

      752KB

      MD5

      2185add4a967f3d974a73fc9b842633b

      SHA1

      ec64fe7e0409efbf0854c2158569f2f6d6c053a3

      SHA256

      8919918640ed4cf30c6a6a200a7ed768b38d11e247a17266816fa96411404e03

      SHA512

      e9a9b55ead2afbfb15183394ffb949ad253eabcd756f22561d4b1aa4838a64a057d50343c6518c2c940af22e77a0a0dcbe562a3e138d4766838d08fe11af7066

    • \Users\Admin\AppData\Local\AdobeAcrobatPDFBrowserPlugin\main.dll

      Filesize

      752KB

      MD5

      2185add4a967f3d974a73fc9b842633b

      SHA1

      ec64fe7e0409efbf0854c2158569f2f6d6c053a3

      SHA256

      8919918640ed4cf30c6a6a200a7ed768b38d11e247a17266816fa96411404e03

      SHA512

      e9a9b55ead2afbfb15183394ffb949ad253eabcd756f22561d4b1aa4838a64a057d50343c6518c2c940af22e77a0a0dcbe562a3e138d4766838d08fe11af7066

    • memory/1000-96-0x00000000000C0000-0x00000000000E4000-memory.dmp

      Filesize

      144KB

    • memory/1000-89-0x00000000000F0000-0x00000000000F2000-memory.dmp

      Filesize

      8KB

    • memory/1000-90-0x00000000000C0000-0x00000000000E4000-memory.dmp

      Filesize

      144KB

    • memory/1000-97-0x00000000000C0000-0x00000000000E4000-memory.dmp

      Filesize

      144KB

    • memory/1000-98-0x00000000000C0000-0x00000000000E4000-memory.dmp

      Filesize

      144KB

    • memory/1000-99-0x00000000000C0000-0x00000000000E4000-memory.dmp

      Filesize

      144KB

    • memory/1000-100-0x00000000000C0000-0x00000000000E4000-memory.dmp

      Filesize

      144KB

    • memory/1932-83-0x0000000000690000-0x00000000006B4000-memory.dmp

      Filesize

      144KB

    • memory/1932-82-0x0000000000150000-0x0000000000153000-memory.dmp

      Filesize

      12KB