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Analysis

  • max time kernel
    112s
  • max time network
    114s
  • platform
    windows7_x64
  • resource
    win7-20240729-en
  • resource tags

    arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
  • submitted
    02/08/2024, 20:58

General

  • Target

    003b14cf420e13c6e01fb9f18efd7ef0N.exe

  • Size

    45KB

  • MD5

    003b14cf420e13c6e01fb9f18efd7ef0

  • SHA1

    d7a2fe17297852891d3a70a503d76a832d46fc86

  • SHA256

    8b860e90bde517f64cf4fff7675101dda466ee4f258023f8458d0dd28b0b309a

  • SHA512

    66af8ebc6243f777b48dbf57c59454002efe607a25d44a28cf209ec8611cb1c69dd166b97ec801d633718aed9c0a32feb9548d744f845dd8ecaa4f9bf12bd04d

  • SSDEEP

    768:Q8eRHO9lFh0ul16sh7iQroCH/f+RjFBSuB2XACl:Q9lOZ16sh7iQroCuRB0uIl

Score
7/10

Malware Config

Signatures

  • 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).

  • System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

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

  • Modifies system certificate store 2 TTPs 6 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\003b14cf420e13c6e01fb9f18efd7ef0N.exe
    "C:\Users\Admin\AppData\Local\Temp\003b14cf420e13c6e01fb9f18efd7ef0N.exe"
    1⤵
    • Loads dropped DLL
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:3040
    • C:\Users\Admin\AppData\Local\Temp\bkgrnd.exe
      "C:\Users\Admin\AppData\Local\Temp\bkgrnd.exe"
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      • Modifies system certificate store
      PID:2244

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015

    Filesize

    342B

    MD5

    5db64a7c099af73944015593992e046e

    SHA1

    3daf063665fcd9456e5152fe37fcb4014489352b

    SHA256

    7d4ff97c6229a54762c85c3cfdba5992e17dc812e0b3f1216834fca7638bfb25

    SHA512

    98568d337a6459843bf696205e5f34240837d99aa2950c1e5e06ed083750096a9b4bf7dffa38bf8c18f334e7bfaa347d879f07bf704d3ecfd6b72ca85fa4b922

  • C:\Users\Admin\AppData\Local\Temp\Cab368D.tmp

    Filesize

    70KB

    MD5

    49aebf8cbd62d92ac215b2923fb1b9f5

    SHA1

    1723be06719828dda65ad804298d0431f6aff976

    SHA256

    b33efcb95235b98b48508e019afa4b7655e80cf071defabd8b2123fc8b29307f

    SHA512

    bf86116b015fb56709516d686e168e7c9c68365136231cc51d0b6542ae95323a71d2c7acec84aad7dcecc2e410843f6d82a0a6d51b9acfc721a9c84fdd877b5b

  • C:\Users\Admin\AppData\Local\Temp\Tar42DF.tmp

    Filesize

    181KB

    MD5

    4ea6026cf93ec6338144661bf1202cd1

    SHA1

    a1dec9044f750ad887935a01430bf49322fbdcb7

    SHA256

    8efbc21559ef8b1bcf526800d8070baad42474ce7198e26fa771dbb41a76b1d8

    SHA512

    6c7e0980e39aacf4c3689802353f464a08cd17753bd210ee997e5f2a455deb4f287a9ef74d84579dbde49bc96213cd2b8b247723919c412ea980aa6e6bfe218b

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

    Filesize

    45KB

    MD5

    0e2b6bf778cf25267d8bd1aee6d19f11

    SHA1

    89f3f41ed9ba3674f323a326455ce04307b3545e

    SHA256

    309b0b0b6c8eafbbccfa612f5b1fdad4e06ce4a7edc6e4bf1463a8bb8b8670e1

    SHA512

    364301c7296d6c97c51ecc0f767a8a649331b43fe63983f505433aab59831441188060a99fec1c0e65459148ff66c285f29c8c1d47fe50ab019be3663d48140b

  • memory/2244-13-0x0000000000400000-0x000000000040A000-memory.dmp

    Filesize

    40KB

  • memory/3040-3-0x0000000000400000-0x000000000040A000-memory.dmp

    Filesize

    40KB

  • memory/3040-1-0x0000000004000000-0x0000000004006000-memory.dmp

    Filesize

    24KB

  • memory/3040-8-0x0000000001E20000-0x0000000001E2A000-memory.dmp

    Filesize

    40KB

  • memory/3040-0-0x0000000004000000-0x0000000004006000-memory.dmp

    Filesize

    24KB