Analysis

  • max time kernel
    150s
  • max time network
    137s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230220-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
  • submitted
    01/06/2023, 01:49

General

  • Target
    696156d9a4117cba652b18b012db376fddfbd7db8b26a638c760d61b98d3590d.msi
  • Size 496KB
  • Sample230601-b86ltacd7s
  • SHA256 696156d9a4117cba652b18b012db376fddfbd7db8b26a638c760d61b98d3590d
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Extracted

Family
  • qakbot

Version
  • 404.1320

Botnet
  • obama265

Campaign
  • 1685436052

C2
  • 103.42.86.42:995

  • 174.4.89.3:443

  • 161.142.103.187:995

  • 78.160.146.127:443

  • 84.35.26.14:995

  • 12.172.173.82:20

  • 70.28.50.223:2078

  • 124.149.143.189:2222

  • 70.160.67.203:443

  • 186.64.67.30:443

  • 103.123.223.133:443

  • 94.207.104.225:443

  • 89.114.140.100:443

  • 213.64.33.61:2222

  • 86.176.144.234:2222

  • 72.134.124.16:443

  • 47.34.30.133:443

  • 109.50.149.241:2222

  • 85.104.105.67:443

  • 81.111.108.123:443

Signatures

  • Qakbot/Qbot

    Qbot or Qakbot is a sophisticated worm with banking capabilities.

  • Loads dropped DLL 1 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 8 IoCs
  • Checks SCSI registry key(s) 3 TTPs 5 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of FindShellTrayWindow 2 IoCs
  • Suspicious use of WriteProcessMemory 15 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\696156d9a4117cba652b18b012db376fddfbd7db8b26a638c760d61b98d3590d.msi
    1⤵
    • Enumerates connected drives
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of FindShellTrayWindow
    PID:2320
  • 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:1948
    • C:\Windows\system32\srtasks.exe
      C:\Windows\system32\srtasks.exe ExecuteScopeRestorePoint /WaitForRestorePoint:2
      2⤵
        PID:3728
      • C:\Windows\system32\rundll32.exe
        rundll32.exe C:\Users\Admin\AppData\Local\AdobeAcrobatPDFBrowserPlugin\main.dll,next
        2⤵
        • Suspicious use of WriteProcessMemory
        PID:4004
        • 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:5068
          • C:\Windows\SysWOW64\wermgr.exe
            C:\Windows\SysWOW64\wermgr.exe
            4⤵
            • Suspicious behavior: EnumeratesProcesses
            PID:1880
      • C:\Windows\system32\wscript.exe
        wscript.exe C:\Users\Admin\AppData\Local\AdobeAcrobatPDFBrowserPlugin\notify.vbs
        2⤵
          PID:4528
      • C:\Windows\system32\vssvc.exe
        C:\Windows\system32\vssvc.exe
        1⤵
        • Checks SCSI registry key(s)
        • Suspicious use of AdjustPrivilegeToken
        PID:3632

      Network

            MITRE ATT&CK Enterprise v6

            Replay Monitor

            Loading Replay Monitor...

            Downloads

            e56d4f9.rbs

            • Path C:\Config.Msi\e56d4f9.rbs
            • Size 9KB
            • SHA256 492d416380480cb5d984801cd0bd1e582361966af00c61b4065e126ce837c0ad
            • MD5 SHA1 SHA512 SSDEEP

            main.dll

            • Path C:\Users\Admin\AppData\Local\AdobeAcrobatPDFBrowserPlugin\main.dll
            • Size 930KB
            • SHA256 9a407a2f0ba3c0e3ba3cfa2ffd6472db3bc572b8ef08f1fba7139cbd36cc8dca
            • MD5 SHA1 SHA512 SSDEEP

            main.dll

            • Path C:\Users\Admin\AppData\Local\AdobeAcrobatPDFBrowserPlugin\main.dll
            • Size 930KB
            • SHA256 9a407a2f0ba3c0e3ba3cfa2ffd6472db3bc572b8ef08f1fba7139cbd36cc8dca
            • MD5 SHA1 SHA512 SSDEEP

            notify.vbs

            • Path C:\Users\Admin\AppData\Local\AdobeAcrobatPDFBrowserPlugin\notify.vbs
            • Size 132B
            • SHA256 d24e3399060b51f3a1c9d41a67de2601888a35c99da8db70070d757bb3f1913a
            • MD5 SHA1 SHA512

            e56d4f8.msi

            • Path C:\Windows\Installer\e56d4f8.msi
            • Size 496KB
            • SHA256 696156d9a4117cba652b18b012db376fddfbd7db8b26a638c760d61b98d3590d
            • MD5 SHA1 SHA512 SSDEEP

            metadata-2

            • Path \??\GLOBALROOT\Device\HarddiskVolumeShadowCopy2\System Volume Information\SPP\metadata-2
            • Size 23.0MB
            • SHA256 26da4b5767c6eb8ab33234fbdbdaa8450f9bba5151251cc583ec4872b8a88d38
            • MD5 SHA1 SHA512 SSDEEP

            {4c755651-5e15-4947-9634-33a3dd9244f4}_OnDiskSnapshotProp

            • Path \??\Volume{61956d03-0000-0000-0000-d01200000000}\System Volume Information\SPP\OnlineMetadataCache\{4c755651-5e15-4947-9634-33a3dd9244f4}_OnDiskSnapshotProp
            • Size 5KB
            • SHA256 733386cf752f00344707ad5b23db20609c291a59ceaa2b5cd0a873ab152106d6
            • MD5 SHA1 SHA512 SSDEEP

            memory/1880-166-0x00000000006D0000-0x00000000006F4000-memory.dmp

            memory/1880-165-0x0000000000700000-0x0000000000702000-memory.dmp

            memory/1880-172-0x00000000006D0000-0x00000000006F4000-memory.dmp

            memory/1880-174-0x00000000006D0000-0x00000000006F4000-memory.dmp

            memory/1880-175-0x00000000006D0000-0x00000000006F4000-memory.dmp

            memory/1880-176-0x00000000006D0000-0x00000000006F4000-memory.dmp

            memory/1880-177-0x00000000006D0000-0x00000000006F4000-memory.dmp

            memory/5068-173-0x0000000010000000-0x0000000010200000-memory.dmp

            memory/5068-160-0x0000000002C60000-0x0000000002C84000-memory.dmp

            memory/5068-159-0x0000000002C50000-0x0000000002C53000-memory.dmp