Analysis

  • max time kernel
    150s
  • max time network
    46s
  • platform
    windows7_x64
  • resource
    win7-20220812-en
  • resource tags

    arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
  • submitted
    31/10/2022, 18:15

General

  • Target

    DV.lnk

  • Size

    1KB

  • MD5

    76dda719c2dd44a2c726dfde065f6ba2

  • SHA1

    c13dea5129ec9baa332a0bbe702818e8a1b2f1fb

  • SHA256

    f4d644818e0f129317faa0ecf64186753604c38bd342da4dca57be728bd93725

  • SHA512

    91a56709d3172f1ddbe0e83b168b2b47c31beea557a94e660183ac62d2175fd3823adcff6b01fdbbafdb3633caa689b2de6c2148ed87ac0add16a4eb39826bc5

Malware Config

Extracted

Family

qakbot

Version

404.14

Botnet

BB05

Campaign

1667208499

C2

174.77.209.5:443

187.0.1.74:23795

24.206.27.39:443

1.156.220.169:30723

156.216.39.119:995

58.186.75.42:443

1.156.197.160:30467

187.1.1.190:4844

186.18.210.16:443

1.181.56.171:771

90.165.109.4:2222

187.0.1.186:39742

87.57.13.215:443

187.0.1.207:52344

227.26.3.227:1

98.207.190.55:443

187.0.1.197:7017

188.49.56.189:443

102.156.160.115:443

187.0.1.24:17751

Attributes
  • salt

    SoNuce]ugdiB3c[doMuce2s81*uXmcvP

Signatures

  • Qakbot/Qbot

    Qbot or Qakbot is a sophisticated worm with banking capabilities.

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

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

  • Suspicious behavior: EnumeratesProcesses 61 IoCs
  • Suspicious behavior: MapViewOfSection 1 IoCs
  • Suspicious use of WriteProcessMemory 19 IoCs

Processes

  • C:\Windows\system32\cmd.exe
    cmd /c C:\Users\Admin\AppData\Local\Temp\DV.lnk
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:368
    • C:\Windows\System32\cmd.exe
      "C:\Windows\System32\cmd.exe" /c selectable\resourceful.cmd reg
      2⤵
      • Loads dropped DLL
      • Suspicious use of WriteProcessMemory
      PID:952
      • C:\Users\Admin\AppData\Local\Temp\overreactConstrain.com
        C:\Users\Admin\AppData\Local\Temp\\overreactConstrain.com selectable\monotonously.dat
        3⤵
        • Executes dropped EXE
        • Suspicious use of WriteProcessMemory
        PID:1788
        • C:\Windows\SysWOW64\regsvr32.exe
          selectable\monotonously.dat
          4⤵
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious behavior: MapViewOfSection
          • Suspicious use of WriteProcessMemory
          PID:1068
          • C:\Windows\SysWOW64\wermgr.exe
            C:\Windows\SysWOW64\wermgr.exe
            5⤵
            • Suspicious behavior: EnumeratesProcesses
            PID:1364

Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

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        Downloads

        • C:\Users\Admin\AppData\Local\Temp\overreactConstrain.com

          Filesize

          19KB

          MD5

          59bce9f07985f8a4204f4d6554cff708

          SHA1

          645c424974fbe5fe7a04cac73f1c23c96e1570b8

          SHA256

          ca24aef558647274d019dfb4d7fd1506d84ec278795c30ba53b81bb36130dc57

          SHA512

          3cf5825a9c7fb80ea0bd36775a92d07f34cd3709ed2c7c8f500f1c8baa5242768f6d575bd2477b77e3f177e7a4994d5c5bddb24c6eb43b60a6bd83ea026a8198

        • \Users\Admin\AppData\Local\Temp\overreactConstrain.com

          Filesize

          19KB

          MD5

          59bce9f07985f8a4204f4d6554cff708

          SHA1

          645c424974fbe5fe7a04cac73f1c23c96e1570b8

          SHA256

          ca24aef558647274d019dfb4d7fd1506d84ec278795c30ba53b81bb36130dc57

          SHA512

          3cf5825a9c7fb80ea0bd36775a92d07f34cd3709ed2c7c8f500f1c8baa5242768f6d575bd2477b77e3f177e7a4994d5c5bddb24c6eb43b60a6bd83ea026a8198

        • memory/368-54-0x000007FEFB9F1000-0x000007FEFB9F3000-memory.dmp

          Filesize

          8KB

        • memory/1068-100-0x00000000002F0000-0x000000000031A000-memory.dmp

          Filesize

          168KB

        • memory/1068-97-0x0000000075E81000-0x0000000075E83000-memory.dmp

          Filesize

          8KB

        • memory/1068-98-0x00000000004D0000-0x0000000000550000-memory.dmp

          Filesize

          512KB

        • memory/1068-99-0x00000000002F0000-0x000000000031A000-memory.dmp

          Filesize

          168KB

        • memory/1068-103-0x00000000002F0000-0x000000000031A000-memory.dmp

          Filesize

          168KB

        • memory/1364-104-0x0000000000080000-0x00000000000AA000-memory.dmp

          Filesize

          168KB

        • memory/1364-105-0x0000000000080000-0x00000000000AA000-memory.dmp

          Filesize

          168KB