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Analysis

  • max time kernel
    3s
  • max time network
    150s
  • platform
    windows7_x64
  • resource
    win7-20231215-en
  • resource tags

    arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
  • submitted
    30/12/2023, 06:13

General

  • Target

    10ca3f25dd2b399a59a604d5bdb94a0f.exe

  • Size

    5.1MB

  • MD5

    10ca3f25dd2b399a59a604d5bdb94a0f

  • SHA1

    14cae6fe7ac781ad35116e63bd725830027f8055

  • SHA256

    9112816e37f6b9ee38670966a000845b41cbb8afeaf1fdd6d6279204660ee210

  • SHA512

    b960adbb9569b68f810896c1a88a3db63684687aa8b54c8ceb0b7b56a3e869da9bd80f28cfd9daebe3c9a8fd94adddb5fd31b2f1d7a96a966ada01ab6180d6d3

  • SSDEEP

    98304:w6kgvet0T+43pK6fLTEQkhkfzzEezgs3:wKvrT+sfPGkr

Score
7/10
upx

Malware Config

Signatures

  • Deletes itself 1 IoCs
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 1 IoCs
  • UPX packed file 5 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • Modifies system certificate store 2 TTPs 2 IoCs
  • Suspicious behavior: RenamesItself 1 IoCs
  • Suspicious use of UnmapMainImage 2 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\10ca3f25dd2b399a59a604d5bdb94a0f.exe
    "C:\Users\Admin\AppData\Local\Temp\10ca3f25dd2b399a59a604d5bdb94a0f.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious behavior: RenamesItself
    • Suspicious use of UnmapMainImage
    • Suspicious use of WriteProcessMemory
    PID:2212
    • C:\Users\Admin\AppData\Local\Temp\10ca3f25dd2b399a59a604d5bdb94a0f.exe
      C:\Users\Admin\AppData\Local\Temp\10ca3f25dd2b399a59a604d5bdb94a0f.exe
      2⤵
      • Deletes itself
      • Executes dropped EXE
      • Modifies system certificate store
      • Suspicious use of UnmapMainImage
      PID:2248

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\10ca3f25dd2b399a59a604d5bdb94a0f.exe

    Filesize

    91KB

    MD5

    bfe3ae91c8b6d0f13d5621a4f1882e7d

    SHA1

    7c23fd1ea2ce1561217a83cd9b8c798bbe9a4769

    SHA256

    a1cd5350ff4ed0120a69b998c198d3124e3a332ae3f9f6175506aa5d63e36a9e

    SHA512

    3765a9f30e841ea05376616b06db8d5474e2aad4d43ed6e50bf324ce91e0e24ca98b8bfe1493344c13ba25c7c2a0042d7e2d3a55f623759a7a5844734405f7fd

  • \Users\Admin\AppData\Local\Temp\10ca3f25dd2b399a59a604d5bdb94a0f.exe

    Filesize

    239KB

    MD5

    fb2f71c08d7133ee4c6eb0a17353810a

    SHA1

    676298965d4b57eb079b109ada430dee398bc99a

    SHA256

    6731b2cf6772fc82c0ed3c764dd826a65d59836f430cf5581c3e125f10813051

    SHA512

    0a4281916f3100491d95431a740b306022f74d835867a74975c51041e927e3f64709f8dc80ca97313b65708b2150346faaa34a2b0f3742036472cb1a9ea21b06

  • memory/2212-1-0x0000000000400000-0x0000000000605000-memory.dmp

    Filesize

    2.0MB

  • memory/2212-0-0x0000000000400000-0x0000000000D9E000-memory.dmp

    Filesize

    9.6MB

  • memory/2212-3-0x0000000001FA0000-0x00000000021FA000-memory.dmp

    Filesize

    2.4MB

  • memory/2212-16-0x0000000004060000-0x00000000049FE000-memory.dmp

    Filesize

    9.6MB

  • memory/2212-14-0x0000000000400000-0x0000000000605000-memory.dmp

    Filesize

    2.0MB

  • memory/2212-42-0x0000000004060000-0x00000000049FE000-memory.dmp

    Filesize

    9.6MB

  • memory/2248-18-0x0000000000400000-0x0000000000D9E000-memory.dmp

    Filesize

    9.6MB

  • memory/2248-20-0x0000000002240000-0x000000000249A000-memory.dmp

    Filesize

    2.4MB

  • memory/2248-43-0x0000000000400000-0x0000000000D9E000-memory.dmp

    Filesize

    9.6MB