Analysis

  • max time kernel
    150s
  • max time network
    143s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230220-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
  • submitted
    28/02/2023, 15:12

General

  • Target

    KYC.lnk

  • Size

    1KB

  • MD5

    758344850c50f2de57d46f3890b8b622

  • SHA1

    420594b6a964785d9b5d0541ffe8f3af7963c74f

  • SHA256

    8cbf9a08cb190617609e0ea978f5e4eeb913b1c99089585a4c26a12a526d3d7a

  • SHA512

    359e69bad4a761ce489642fcd797207f52379d9d07a4d64bcb573a47591ff68a96700e7fec1c2322b65c5146581388e15d4eacde4f96a47ff0b256d72841d3d5

Malware Config

Extracted

Family

qakbot

Version

404.46

Botnet

obama229

Campaign

1671092705

C2

74.83.128.70:2083

184.153.132.82:443

91.96.249.3:443

69.119.123.159:2222

81.229.117.95:2222

92.189.214.236:2222

73.155.10.79:443

216.82.134.133:443

184.68.116.146:3389

12.172.173.82:995

103.55.67.180:443

73.29.92.128:443

60.254.51.168:443

86.99.14.46:2222

116.75.63.131:443

72.200.109.104:443

87.202.101.164:50000

93.24.192.142:20

176.142.207.63:443

2.50.140.56:995

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.

  • Executes dropped EXE 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious behavior: MapViewOfSection 1 IoCs
  • Suspicious use of WriteProcessMemory 14 IoCs

Processes

  • C:\Windows\system32\cmd.exe
    cmd /c C:\Users\Admin\AppData\Local\Temp\KYC.lnk
    1⤵
    • Checks computer location settings
    • Suspicious use of WriteProcessMemory
    PID:748
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\SysWOW64\cmd.exe" /q /c tropically\clabbers.cmd
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:2980
      • C:\Windows\SysWOW64\replace.exe
        replace C:\Windows\\System32\\RunDlL32.eXe C:\Users\Admin\AppData\Local\Temp /A
        3⤵
          PID:2512
        • C:\Users\Admin\AppData\Local\Temp\rundll32.exe
          RunDlL32.eXe tropically\\blanketing.sql,DrawThemeIcon
          3⤵
          • Executes dropped EXE
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious behavior: MapViewOfSection
          • Suspicious use of WriteProcessMemory
          PID:3936
          • C:\Windows\SysWOW64\wermgr.exe
            C:\Windows\SysWOW64\wermgr.exe
            4⤵
            • Suspicious behavior: EnumeratesProcesses
            PID:4608

    Network

    MITRE ATT&CK Enterprise v6

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Temp\rundll32.exe

      Filesize

      60KB

      MD5

      889b99c52a60dd49227c5e485a016679

      SHA1

      8fa889e456aa646a4d0a4349977430ce5fa5e2d7

      SHA256

      6cbe0e1f046b13b29bfa26f8b368281d2dda7eb9b718651d5856f22cc3e02910

      SHA512

      08933106eaf338dd119c45cbf1f83e723aff77cc0f8d3fc84e36253b1eb31557a54211d1d5d1cb58958188e32064d451f6c66a24b3963cccd3de07299ab90641

    • C:\Users\Admin\AppData\Local\Temp\rundll32.exe

      Filesize

      60KB

      MD5

      889b99c52a60dd49227c5e485a016679

      SHA1

      8fa889e456aa646a4d0a4349977430ce5fa5e2d7

      SHA256

      6cbe0e1f046b13b29bfa26f8b368281d2dda7eb9b718651d5856f22cc3e02910

      SHA512

      08933106eaf338dd119c45cbf1f83e723aff77cc0f8d3fc84e36253b1eb31557a54211d1d5d1cb58958188e32064d451f6c66a24b3963cccd3de07299ab90641

    • memory/3936-137-0x0000000002220000-0x00000000022F7000-memory.dmp

      Filesize

      860KB

    • memory/3936-138-0x0000000002400000-0x0000000002401000-memory.dmp

      Filesize

      4KB

    • memory/3936-139-0x0000000002650000-0x000000000267A000-memory.dmp

      Filesize

      168KB

    • memory/3936-140-0x0000000002650000-0x000000000267A000-memory.dmp

      Filesize

      168KB

    • memory/3936-141-0x00000000025C0000-0x0000000002617000-memory.dmp

      Filesize

      348KB

    • memory/3936-142-0x0000000002650000-0x000000000267A000-memory.dmp

      Filesize

      168KB

    • memory/3936-143-0x0000000002650000-0x000000000267A000-memory.dmp

      Filesize

      168KB

    • memory/3936-144-0x0000000002220000-0x00000000022F7000-memory.dmp

      Filesize

      860KB

    • memory/4608-146-0x0000000001000000-0x000000000102A000-memory.dmp

      Filesize

      168KB

    • memory/4608-147-0x0000000001000000-0x000000000102A000-memory.dmp

      Filesize

      168KB

    • memory/4608-148-0x0000000001000000-0x000000000102A000-memory.dmp

      Filesize

      168KB

    • memory/4608-149-0x0000000001000000-0x000000000102A000-memory.dmp

      Filesize

      168KB

    • memory/4608-150-0x0000000001000000-0x000000000102A000-memory.dmp

      Filesize

      168KB

    • memory/4608-152-0x0000000001000000-0x000000000102A000-memory.dmp

      Filesize

      168KB

    • memory/4608-153-0x0000000001000000-0x000000000102A000-memory.dmp

      Filesize

      168KB

    • memory/4608-155-0x0000000001000000-0x000000000102A000-memory.dmp

      Filesize

      168KB