Analysis

  • max time kernel
    149s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    10-11-2024 01:30

General

  • Target

    285ebc26488f13638fbcbb9f002d60699dfdbbe66317e63e8cd42c48bb853a50.exe

  • Size

    202KB

  • MD5

    92834525c33dfe56b89b3d86e3d24c0a

  • SHA1

    c5b2b0c8a4521cea085adbfc15131508bf0a1fa5

  • SHA256

    285ebc26488f13638fbcbb9f002d60699dfdbbe66317e63e8cd42c48bb853a50

  • SHA512

    a8b5fa38fdaeeb391125927aee7bda5cfde21d18608bed9fd9d010853c45f0e617a199629e3d257558b21116c27273afe5264a9226bad4e4b7f5f3fba855c6bb

  • SSDEEP

    3072:fP5gvNVLIfHQja1RfmLQADwSKkhU+tLgT5lODbiC8r1PkT:X2vnSwjaOcADw9cUeCOf

Malware Config

Signatures

  • Deletes itself 1 IoCs
  • Executes dropped EXE 2 IoCs
  • Loads dropped DLL 1 IoCs
  • Reads user/profile data of web browsers 3 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Adds Run key to start application 2 TTPs 1 IoCs
  • Enumerates connected drives 3 TTPs 23 IoCs

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

  • Writes to the Master Boot Record (MBR) 1 TTPs 1 IoCs

    Bootkits write to the MBR to gain persistence at a level below the operating system.

  • Drops file in Program Files directory 4 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 5 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 2 IoCs

    Adversaries may check for Internet connectivity on compromised systems.

  • Checks processor information in registry 2 TTPs 2 IoCs

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

  • Runs ping.exe 1 TTPs 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 12 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\285ebc26488f13638fbcbb9f002d60699dfdbbe66317e63e8cd42c48bb853a50.exe
    "C:\Users\Admin\AppData\Local\Temp\285ebc26488f13638fbcbb9f002d60699dfdbbe66317e63e8cd42c48bb853a50.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:1860
    • C:\Windows\SysWOW64\cmd.exe
      cmd.exe /c ping 127.0.0.1 -n 2&C:\Users\Admin\AppData\Local\Temp\\zubckk.exe "C:\Users\Admin\AppData\Local\Temp\285ebc26488f13638fbcbb9f002d60699dfdbbe66317e63e8cd42c48bb853a50.exe"
      2⤵
      • System Location Discovery: System Language Discovery
      • System Network Configuration Discovery: Internet Connection Discovery
      • Suspicious use of WriteProcessMemory
      PID:1592
      • C:\Windows\SysWOW64\PING.EXE
        ping 127.0.0.1 -n 2
        3⤵
        • System Location Discovery: System Language Discovery
        • System Network Configuration Discovery: Internet Connection Discovery
        • Runs ping.exe
        PID:3040
      • C:\Users\Admin\AppData\Local\Temp\zubckk.exe
        C:\Users\Admin\AppData\Local\Temp\\zubckk.exe "C:\Users\Admin\AppData\Local\Temp\285ebc26488f13638fbcbb9f002d60699dfdbbe66317e63e8cd42c48bb853a50.exe"
        3⤵
        • Deletes itself
        • Executes dropped EXE
        • Drops file in Program Files directory
        • System Location Discovery: System Language Discovery
        • Suspicious use of SetWindowsHookEx
        • Suspicious use of WriteProcessMemory
        PID:2344
        • \??\c:\Program Files\mzzoupfq\jqxx.exe
          "c:\Program Files\mzzoupfq\jqxx.exe" "c:\Program Files\mzzoupfq\jqxxq.dll",Compliance C:\Users\Admin\AppData\Local\Temp\zubckk.exe
          4⤵
          • Executes dropped EXE
          • Loads dropped DLL
          • Adds Run key to start application
          • Enumerates connected drives
          • Writes to the Master Boot Record (MBR)
          • System Location Discovery: System Language Discovery
          • Checks processor information in registry
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          PID:4364

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Program Files\mzzoupfq\jqxx.exe

    Filesize

    60KB

    MD5

    889b99c52a60dd49227c5e485a016679

    SHA1

    8fa889e456aa646a4d0a4349977430ce5fa5e2d7

    SHA256

    6cbe0e1f046b13b29bfa26f8b368281d2dda7eb9b718651d5856f22cc3e02910

    SHA512

    08933106eaf338dd119c45cbf1f83e723aff77cc0f8d3fc84e36253b1eb31557a54211d1d5d1cb58958188e32064d451f6c66a24b3963cccd3de07299ab90641

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

    Filesize

    202KB

    MD5

    975a4437ad2b7826d5369d5119ad2f43

    SHA1

    e434a345f106dc3ab58e704dde64c631330914ea

    SHA256

    1f2d7effd00becd86f4785959a3c94154e7601c6feb8162b08462488b3fd162f

    SHA512

    592f3f6245913f01aafdfaa38ae5f1ffb354920318af65bb76a6f3bc5890efd275a19a62a8df9a33855485b265b0410a025c44fb82030bdcfe318042cf7713a2

  • \??\c:\Program Files\mzzoupfq\jqxxq.dll

    Filesize

    141KB

    MD5

    33a6272ed204b5cc49bc8f51d29366ee

    SHA1

    8ae133ceb89e75b703308192f1ba3497125f7d56

    SHA256

    090483f7e72af5b57a6c400d7ccf504a3605776d1d04ffd91ff5b955d1a530a6

    SHA512

    2ce23ee6948ba65fb55e38f6d4cb70e8c6776f99177ab582d4b103b950fd0e1e9fb00e7fc2d46ffa1498024b0107ebb50ee7ca3bacf0d272f133af0c81a9ac00

  • memory/1860-2-0x0000000000400000-0x000000000044901D-memory.dmp

    Filesize

    292KB

  • memory/1860-1-0x0000000000400000-0x000000000044901D-memory.dmp

    Filesize

    292KB

  • memory/1860-5-0x0000000000400000-0x000000000044901D-memory.dmp

    Filesize

    292KB

  • memory/1860-0-0x0000000000400000-0x000000000044901D-memory.dmp

    Filesize

    292KB

  • memory/2344-9-0x0000000000400000-0x000000000044901D-memory.dmp

    Filesize

    292KB

  • memory/2344-11-0x0000000000400000-0x000000000044901D-memory.dmp

    Filesize

    292KB

  • memory/2344-17-0x0000000000400000-0x000000000044901D-memory.dmp

    Filesize

    292KB

  • memory/2344-10-0x0000000000400000-0x000000000044901D-memory.dmp

    Filesize

    292KB

  • memory/4364-21-0x0000000010000000-0x000000001004E000-memory.dmp

    Filesize

    312KB

  • memory/4364-22-0x0000000010000000-0x000000001004E000-memory.dmp

    Filesize

    312KB

  • memory/4364-25-0x0000000010000000-0x000000001004E000-memory.dmp

    Filesize

    312KB