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Analysis

  • max time kernel
    147s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231215-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
  • submitted
    04/01/2024, 17:46

General

  • Target

    4183a1c1c0a8075fdaf6a1aaa35bfacb.exe

  • Size

    385KB

  • MD5

    4183a1c1c0a8075fdaf6a1aaa35bfacb

  • SHA1

    b92741ad4507cd674191a90e4457331968887e25

  • SHA256

    c193816f5ed013ef0672b9e0fe6648ffccb1a58adc0f47daad73df6afbe5396a

  • SHA512

    c21a886938fe72aed651d5138477a4933892573e9ef075ea68b84883b19407a7df1fb7d81a101080fe760fa5e64108549898efe7faeb7ad6012158f2ea6ed1bc

  • SSDEEP

    6144:C/jzKpvk4A8FJ0lFvKdvbWzcqavlQUELHnlKHNWUs2uUk+Ae4pB:Ezavk4A8FICDKAvlQ5zlcNbDk5pB

Score
7/10

Malware Config

Signatures

  • Deletes itself 1 IoCs
  • Executes dropped EXE 1 IoCs
  • Legitimate hosting services abused for malware hosting/C2 1 TTPs
  • Suspicious behavior: RenamesItself 1 IoCs
  • Suspicious use of UnmapMainImage 2 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\4183a1c1c0a8075fdaf6a1aaa35bfacb.exe
    "C:\Users\Admin\AppData\Local\Temp\4183a1c1c0a8075fdaf6a1aaa35bfacb.exe"
    1⤵
    • Suspicious behavior: RenamesItself
    • Suspicious use of UnmapMainImage
    • Suspicious use of WriteProcessMemory
    PID:3580
    • C:\Users\Admin\AppData\Local\Temp\4183a1c1c0a8075fdaf6a1aaa35bfacb.exe
      C:\Users\Admin\AppData\Local\Temp\4183a1c1c0a8075fdaf6a1aaa35bfacb.exe
      2⤵
      • Deletes itself
      • Executes dropped EXE
      • Suspicious use of UnmapMainImage
      PID:2076

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\4183a1c1c0a8075fdaf6a1aaa35bfacb.exe

    Filesize

    104KB

    MD5

    47f468f887774f961dbd58edda42112c

    SHA1

    a23f3be09c828ad53038dd5c7a40d481d124d0b6

    SHA256

    af92218311c93b92a1c34fab3de17a009df034ac338d7df2f15779fe529e976d

    SHA512

    37199fbb5eafbb116ba2ba397fd87e9b4f15449e3c285786d70103cc54b430ae79a74d8d87f97b5ea0c39a26654001a79dcf54581d0b82f30bef9b96b51a86d1

  • memory/2076-13-0x0000000000400000-0x0000000000466000-memory.dmp

    Filesize

    408KB

  • memory/2076-16-0x00000000015D0000-0x0000000001636000-memory.dmp

    Filesize

    408KB

  • memory/2076-21-0x0000000000400000-0x000000000043C000-memory.dmp

    Filesize

    240KB

  • memory/2076-20-0x0000000004E80000-0x0000000004EDF000-memory.dmp

    Filesize

    380KB

  • memory/2076-32-0x0000000000400000-0x000000000040E000-memory.dmp

    Filesize

    56KB

  • memory/2076-37-0x0000000000400000-0x000000000040E000-memory.dmp

    Filesize

    56KB

  • memory/2076-38-0x000000000B720000-0x000000000B75C000-memory.dmp

    Filesize

    240KB

  • memory/2076-39-0x000000000B720000-0x000000000B75C000-memory.dmp

    Filesize

    240KB

  • memory/3580-2-0x0000000000400000-0x000000000045F000-memory.dmp

    Filesize

    380KB

  • memory/3580-0-0x0000000000400000-0x0000000000466000-memory.dmp

    Filesize

    408KB

  • memory/3580-1-0x00000000015E0000-0x0000000001646000-memory.dmp

    Filesize

    408KB

  • memory/3580-11-0x0000000000400000-0x000000000045F000-memory.dmp

    Filesize

    380KB