Analysis

  • max time kernel
    148s
  • max time network
    153s
  • 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 01:24

General

  • Target

    89e6b09f800e5a35629f2ca491bc9112955dd65a1f25bd0ae7d125774c4209cb.exe

  • Size

    201KB

  • MD5

    ed2438c1b05266d53173915d007acdf5

  • SHA1

    a33627fa61b0dd3183dd87ad529df784ea8da114

  • SHA256

    89e6b09f800e5a35629f2ca491bc9112955dd65a1f25bd0ae7d125774c4209cb

  • SHA512

    44b8076f6f7762d31413e010b8094d664a78e7bd1caeaafa9da9a953751679dc66e58cc0539e03e7c88554543231bcefdad4d96c58048b398278a45a8e7799ad

  • 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\89e6b09f800e5a35629f2ca491bc9112955dd65a1f25bd0ae7d125774c4209cb.exe
    "C:\Users\Admin\AppData\Local\Temp\89e6b09f800e5a35629f2ca491bc9112955dd65a1f25bd0ae7d125774c4209cb.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:3228
    • C:\Windows\SysWOW64\cmd.exe
      cmd.exe /c ping 127.0.0.1 -n 2&C:\Users\Admin\AppData\Local\Temp\\ldalnmz.exe "C:\Users\Admin\AppData\Local\Temp\89e6b09f800e5a35629f2ca491bc9112955dd65a1f25bd0ae7d125774c4209cb.exe"
      2⤵
      • System Location Discovery: System Language Discovery
      • System Network Configuration Discovery: Internet Connection Discovery
      • Suspicious use of WriteProcessMemory
      PID:3340
      • 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:3136
      • C:\Users\Admin\AppData\Local\Temp\ldalnmz.exe
        C:\Users\Admin\AppData\Local\Temp\\ldalnmz.exe "C:\Users\Admin\AppData\Local\Temp\89e6b09f800e5a35629f2ca491bc9112955dd65a1f25bd0ae7d125774c4209cb.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:1048
        • \??\c:\Program Files\bzlxigpzp\omuxbdx.exe
          "c:\Program Files\bzlxigpzp\omuxbdx.exe" "c:\Program Files\bzlxigpzp\omuxbdx.dll",Compliance C:\Users\Admin\AppData\Local\Temp\ldalnmz.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:4692

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Program Files\bzlxigpzp\omuxbdx.exe

    Filesize

    60KB

    MD5

    889b99c52a60dd49227c5e485a016679

    SHA1

    8fa889e456aa646a4d0a4349977430ce5fa5e2d7

    SHA256

    6cbe0e1f046b13b29bfa26f8b368281d2dda7eb9b718651d5856f22cc3e02910

    SHA512

    08933106eaf338dd119c45cbf1f83e723aff77cc0f8d3fc84e36253b1eb31557a54211d1d5d1cb58958188e32064d451f6c66a24b3963cccd3de07299ab90641

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

    Filesize

    202KB

    MD5

    0b155286df3732542073dd63a6eb278a

    SHA1

    0045edb35d9081ef24c4fd40e6473023aa3c6f7f

    SHA256

    e674035e7947ac6831967dfa1e1075fc8cc6cece5794665421c14d777ebd831c

    SHA512

    b20aa1495c2cd49acc679a4c121ec1b926e1cc6b3cae5e22458643ab746b97a227b339b6f6b94fd6fe993de0d4db2459d24dcfd38cbda153ec0c70869dad307d

  • \??\c:\Program Files\bzlxigpzp\omuxbdx.dll

    Filesize

    141KB

    MD5

    5b76096b3fc21acb292067bacfde9f34

    SHA1

    420d54c898098ce0eb0b851c8bed2d4fecd2e75c

    SHA256

    4d4a934ae38dbb53689873b05072a9e02e3e88486edcc6b61d2ea34b1e23dbdf

    SHA512

    100a08c562fd077afbce65faa7c10e9787a64ae1f341a13dd309c96082a9ab1b72808f7e067bd63e0de58f393b2d9f2a050c8b65e36a5828d86d121b6d82044a

  • memory/1048-17-0x0000000000400000-0x000000000044901D-memory.dmp

    Filesize

    292KB

  • memory/1048-10-0x0000000000400000-0x000000000044901D-memory.dmp

    Filesize

    292KB

  • memory/1048-9-0x0000000000400000-0x000000000044901D-memory.dmp

    Filesize

    292KB

  • memory/1048-11-0x0000000000400000-0x000000000044901D-memory.dmp

    Filesize

    292KB

  • memory/3228-5-0x0000000000400000-0x000000000044901D-memory.dmp

    Filesize

    292KB

  • memory/3228-2-0x0000000000400000-0x000000000044901D-memory.dmp

    Filesize

    292KB

  • memory/3228-0-0x0000000000400000-0x000000000044901D-memory.dmp

    Filesize

    292KB

  • memory/3228-1-0x0000000000400000-0x000000000044901D-memory.dmp

    Filesize

    292KB

  • memory/4692-21-0x0000000010000000-0x000000001004E000-memory.dmp

    Filesize

    312KB

  • memory/4692-22-0x0000000010000000-0x000000001004E000-memory.dmp

    Filesize

    312KB

  • memory/4692-25-0x0000000010000000-0x000000001004E000-memory.dmp

    Filesize

    312KB