Analysis

  • max time kernel
    51s
  • max time network
    16s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    22/03/2025, 19:52

General

  • Target

    c486ed6acb598d864bd441b40bbb31df.exe

  • Size

    6.8MB

  • MD5

    c486ed6acb598d864bd441b40bbb31df

  • SHA1

    4842165e42d247982c8dadbbe316ec8f1dcb1174

  • SHA256

    6d0f06ad75a8a2959de87e4c142faa335f593d5af278f0617c1acc886c4a946a

  • SHA512

    9fb7e9a285c6ca9b769dc9ed5eedd60e710064c59c32e6d7cd89b37e05ef4d782440bf4fd32729c6a4f090ff1c61e7017bd4578c1d32c4545e0b9e42054c0029

  • SSDEEP

    12288:nsssDsssssssssssssssssssssssssssssssssssssbssssssssssssssssssssj:3

Malware Config

Signatures

  • Drops startup file 2 IoCs
  • Executes dropped EXE 2 IoCs
  • Loads dropped DLL 3 IoCs
  • Adds Run key to start application 2 TTPs 3 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 7 IoCs

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

  • Scheduled Task/Job: Scheduled Task 1 TTPs 2 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

  • Suspicious use of WriteProcessMemory 24 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\c486ed6acb598d864bd441b40bbb31df.exe
    "C:\Users\Admin\AppData\Local\Temp\c486ed6acb598d864bd441b40bbb31df.exe"
    1⤵
    • Drops startup file
    • Loads dropped DLL
    • Adds Run key to start application
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2900
    • C:\Windows\SysWOW64\schtasks.exe
      schtasks /create /sc minute /mo 1 /tn server /tr C:\Users\Admin\AppData\Local\TempWorm.exe.exe
      2⤵
      • System Location Discovery: System Language Discovery
      • Scheduled Task/Job: Scheduled Task
      PID:2744
    • C:\ProgramData\Microsoft\svchost.exe
      "C:\ProgramData\Microsoft\svchost.exe"
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:2692
      • C:\Windows\SysWOW64\schtasks.exe
        schtasks /create /sc minute /mo 1 /tn server /tr C:\Users\Admin\AppData\Local\TempWorm.exe.exe
        3⤵
        • System Location Discovery: System Language Discovery
        • Scheduled Task/Job: Scheduled Task
        PID:320
      • C:\Windows\Microsoft.NET\Framework\v2.0.50727\dw20.exe
        dw20.exe -x -s 524
        3⤵
        • Loads dropped DLL
        • System Location Discovery: System Language Discovery
        PID:1988
  • C:\Windows\system32\taskeng.exe
    taskeng.exe {6C2273C4-D7FA-4208-95EB-105F016EB1F7} S-1-5-21-4177215427-74451935-3209572229-1000:JSMURNPT\Admin:Interactive:[1]
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2800
    • C:\Users\Admin\AppData\Local\TempWorm.exe.exe
      C:\Users\Admin\AppData\Local\TempWorm.exe.exe
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:2872
      • C:\Windows\Microsoft.NET\Framework\v2.0.50727\dw20.exe
        dw20.exe -x -s 512
        3⤵
        • Loads dropped DLL
        • System Location Discovery: System Language Discovery
        PID:2976

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\ProgramData\Microsoft\svchost.exe

    Filesize

    6.8MB

    MD5

    c486ed6acb598d864bd441b40bbb31df

    SHA1

    4842165e42d247982c8dadbbe316ec8f1dcb1174

    SHA256

    6d0f06ad75a8a2959de87e4c142faa335f593d5af278f0617c1acc886c4a946a

    SHA512

    9fb7e9a285c6ca9b769dc9ed5eedd60e710064c59c32e6d7cd89b37e05ef4d782440bf4fd32729c6a4f090ff1c61e7017bd4578c1d32c4545e0b9e42054c0029

  • C:\Users\Admin\AppData\Local\TempWorm.exe.exe

    Filesize

    13.5MB

    MD5

    8d53904af39e3fcdff20e5115ef9e912

    SHA1

    7cc1c5e653ea87e1c707df1aefbb2389a96bc1fa

    SHA256

    4871736c6220dd5cb3f71a0e03c7a8f9ecb2702ba965ed205d9b9286b194c54b

    SHA512

    8ecbb3db5dc57a3551ecf6e2d1abf8f3ffb6208e8a5d72bf8b9432b90c322efe6ed8e093586ca467756fb70ecc73d93c9e4c7410a7ddde64023898b80d563378

  • C:\Users\Admin\AppData\Local\Temp\BlackData.dat

    Filesize

    2B

    MD5

    bafd7322c6e97d25b6299b5d6fe8920b

    SHA1

    816c52fd2bdd94a63cd0944823a6c0aa9384c103

    SHA256

    1ea442a134b2a184bd5d40104401f2a37fbc09ccf3f4bc9da161c6099be3691d

    SHA512

    a145800e53a326d880f4b513436e54a0ab41efc8fdd4f038c0edae948e5ae08d2a7077d5bb648415078dda2571fe92c4d6fa2130a80f53d9dd329e7040729e81

  • memory/2692-22-0x0000000074130000-0x00000000746DB000-memory.dmp

    Filesize

    5.7MB

  • memory/2692-28-0x0000000074130000-0x00000000746DB000-memory.dmp

    Filesize

    5.7MB

  • memory/2692-25-0x0000000074130000-0x00000000746DB000-memory.dmp

    Filesize

    5.7MB

  • memory/2692-19-0x0000000074130000-0x00000000746DB000-memory.dmp

    Filesize

    5.7MB

  • memory/2692-20-0x0000000074130000-0x00000000746DB000-memory.dmp

    Filesize

    5.7MB

  • memory/2900-6-0x0000000074130000-0x00000000746DB000-memory.dmp

    Filesize

    5.7MB

  • memory/2900-21-0x0000000074130000-0x00000000746DB000-memory.dmp

    Filesize

    5.7MB

  • memory/2900-7-0x0000000074130000-0x00000000746DB000-memory.dmp

    Filesize

    5.7MB

  • memory/2900-0-0x0000000074131000-0x0000000074132000-memory.dmp

    Filesize

    4KB

  • memory/2900-2-0x0000000074130000-0x00000000746DB000-memory.dmp

    Filesize

    5.7MB

  • memory/2900-1-0x0000000074130000-0x00000000746DB000-memory.dmp

    Filesize

    5.7MB